WO2008062741A1 - Connecteur et jeu de tubes d'infusion - Google Patents
Connecteur et jeu de tubes d'infusion Download PDFInfo
- Publication number
- WO2008062741A1 WO2008062741A1 PCT/JP2007/072345 JP2007072345W WO2008062741A1 WO 2008062741 A1 WO2008062741 A1 WO 2008062741A1 JP 2007072345 W JP2007072345 W JP 2007072345W WO 2008062741 A1 WO2008062741 A1 WO 2008062741A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- connector
- male
- lock
- female
- claw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/10—Tube connectors; Tube couplings
- A61M39/1011—Locking means for securing connection; Additional tamper safeties
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/10—Tube connectors; Tube couplings
- A61M2039/1027—Quick-acting type connectors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/10—Tube connectors; Tube couplings
- A61M2039/1033—Swivel nut connectors, e.g. threaded connectors, bayonet-connectors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/58—Means for facilitating use, e.g. by people with impaired vision
- A61M2205/581—Means for facilitating use, e.g. by people with impaired vision by audible feedback
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/22—Valves or arrangement of valves
- A61M39/26—Valves closing automatically on disconnecting the line and opening on reconnection thereof
Definitions
- the present invention relates to a connector and an infusion tube set.
- This connector has a male connector part, a female connector part, a male lock part, and a female mouth part.
- one male lock part and the other female lock part are locked, and one male connector part and the other female connector part communicate with each other, and liquid Can pass through.
- the connectors are in a locked state, one male lock part is inertially deformed and the other female lock part is engaged. At the time of this engagement, a lock sound (click sound) that can confirm (recognize) the lock state is emitted.
- Patent Document 1 International Publication 2006/068211 Pamphlet
- An object of the present invention is to provide a connector and an infusion tube set that can reliably recognize unlocking.
- the present invention provides:
- Male connector part having a lumen part
- a female connector part having a lumen part, to which another male connector part similar to the male connector part can be connected,
- a male lock rod or a female lock provided adjacent to the male connector portion so that the connection direction is parallel to each other;
- female lock portion that is provided adjacent to the female connector portion so that the connection direction is parallel to each other, and can be connected to another male lock portion similar to the male lock portion, or another female lock portion similar to the female lock portion.
- a connectable male lock
- a seal member made of an elastic material, which maintains a liquid tightness of connection between the other male connector portion and the female connector portion when the other male lock portion and the female lock portion are coupled to each other;
- the connector is configured to emit an unlocking sound capable of recognizing the unlocking when unlocking to release the locked state.
- the lumen portion of the other male connector portion and the lumen portion of the female connector portion communicate with each other so that liquid can flow. Good.
- the male lock portion is provided on a pair of long claw portions that approach and separate from each other and one end side of the both claw portions, and the other end side is separated from each other.
- An urging section for urging is provided,
- each of the claw portions is provided at the other end portion, and the claw portion side first surface substantially parallel to the direction in which the claw portions approach and separate from each other and the claw
- a step part having a claw part side second surface substantially perpendicular to the part side first surface, and a claw part adjacent to the claw part side first surface and forming an acute angle with the claw part side first surface
- An acute angle portion having a side third surface
- the engaging portion includes an engaging portion side first surface that contacts the claw portion side first surface and an engaging portion side second surface that contacts the claw portion side second surface. And having a surface,
- the step portion By operating the operation portion in the locked state, the step portion causes the claw portion side first surface to get over the engagement portion side first surface, thereby generating the unlocking sound. Is preferred.
- a gap is formed between the first surface on the claw portion side and the first surface on the engaging portion side immediately after completion of the pressing operation.
- the position of the acute angle portion protrudes from the virtual surface when a virtual surface parallel to the operation direction of the acute angle portion is assumed.
- the connector is configured so as to emit a clicking sound capable of recognizing the locked state when the locked state is set! /.
- the unlocking sound and the locking sound have different sound quality and / or volume! /.
- the seal member is fixed to the inner cavity portion of the female connector portion, and is in close contact with an end portion of the other male connector portion in the locked state. It is preferable to have a slit formed on the surface and opening when in the locked state.
- the connector of the present invention comprises a plurality of the female connector portion
- At least one of the female connector portion and the male connector portion are arranged so that their center lines are substantially orthogonal to each other! /.
- the connector of the present invention includes a plurality of the female connector portions
- At least one of the female connector portion and the male connector portion has their center lines parallel to each other, and the opening of the female connector portion and the opening of the male connector portion are directed in opposite directions. Placed in! /, Prefers to!
- the connectors can be connected almost linearly by connecting the female connector portion and the other connector portion.
- the present invention provides:
- a female connector part having a lumen part, to which another male connector part similar to the male connector part can be connected,
- a male lock rod or a female lock provided adjacent to the male connector portion so that the connection direction is parallel to each other;
- female lock portion that is provided adjacent to the female connector portion so that the connection direction is parallel to each other, and can be connected to another male lock portion similar to the male lock portion, or another female lock portion similar to the female lock portion.
- a connectable male lock
- the male lock portion has a pair of long claw portions that approach and separate from each other, and a biasing portion that is provided on one end side of the both claw portions and biases the other end side to be separated from each other.
- the female lock part includes an engagement part that can be engaged with each of the claw parts similar to the male lock part of the other male lock part, and both the claw parts similar to the male lock part of the other male lock part. And an operation unit that can be operated so as to approach each other,
- Each of the claw portions is provided at the other end, and is substantially perpendicular to the claw portion side first surface and the claw portion side first surface substantially parallel to the direction in which the claw portions approach and separate from each other.
- a step portion having a second surface on the nail portion side, and an acute angle portion having a third surface on the nail portion side adjacent to the first surface on the nail portion side and forming an acute angle with the first surface on the nail portion side and
- the engaging portion includes an engaging portion side first surface that contacts the claw portion side first surface and an engaging portion side second surface that contacts the claw portion side second surface.
- the stepped part By operating the operation part in the locked state, the stepped part has the claw part side first surface over the engagement part side first surface, thereby generating the unlocking sound,
- the female lock part and the other male lock part are pressed in a direction approaching each other, and immediately after the pressing operation is completed, the claw part side first surface and the engaging part side first surface
- the present invention provides:
- Male connector part having a lumen part
- a female connector part having a lumen part, to which another male connector part similar to the male connector part can be connected,
- a male lock rod or a female lock provided adjacent to the male connector portion so that the connection direction is parallel to each other;
- a lock made of an elastic material and connected to the other male lock portion and the female lock portion.
- a seal member that retains the liquid tightness of the connection between the other male connector portion and the female connector portion.
- the male lock portion has a pair of long claw portions that approach and separate from each other, and a biasing portion that is provided on one end side of the both claw portions and biases the other end side to be separated from each other.
- the female lock part includes an engagement part that can be engaged with each of the claw parts similar to the male lock part of the other male lock part, and both the claw parts similar to the male lock part of the other male lock part. And an operation unit that can be operated so as to approach each other,
- Each of the claw portions is provided at the other end, and is substantially perpendicular to the claw portion side first surface and the claw portion side first surface substantially parallel to the direction in which the claw portions approach and separate from each other.
- a step portion having a second surface on the nail portion side, and an acute angle portion having a third surface on the nail portion side adjacent to the first surface on the nail portion side and forming an acute angle with the first surface on the nail portion side and
- the engaging portion includes an engaging portion side first surface that contacts the claw portion side first surface and an engaging portion side second surface that contacts the claw portion side second surface.
- the stepped part By operating the operation part in the locked state, the stepped part has the claw part side first surface over the engagement part side first surface, thereby generating the unlocking sound, When a virtual surface parallel to the operating direction of the acute angle portion is assumed, the position of the acute angle portion protrudes from the virtual surface.
- the present invention provides:
- a connector of the present invention is
- An infusion tube set comprising a tube and a tube assembly that is installed at one end of the tube and has a tube-side connector connectable to the connector.
- FIG. 3 is a perspective view showing a connector of the present invention.
- FIG. 4 is a cross-sectional view of A-A spring in FIG.
- FIG. 5 is a partially enlarged detail view of FIG. 4 (b).
- FIG. 6 is a partially enlarged detail view of FIG. 4 (c).
- FIG. 7 is a partially enlarged detail view (cross-sectional view) for sequentially illustrating the unlocked state of the connector shown in FIG.
- FIG. 8 is a partially enlarged detail view (cross-sectional view) showing the unlocked state of the connector shown in FIG.
- FIG. 9 is a cross-sectional view taken along line BB in FIG.
- FIG. 10 is a perspective view showing a valve body (seal member) provided in the connector shown in FIG.
- FIG. 11 is a cross-sectional view taken along line CC in FIG.
- FIG. 12 is a cross-sectional view taken along the line DD in FIG.
- FIG. 13 is a plan view of the infusion tube set of the present invention provided with the connector shown in FIG. 1.
- FIG. 14 is a plan view showing a state where each infusion tube of the infusion tube set shown in FIG. 13 is connected.
- FIG. 4 is a cross-sectional view taken along line AA in FIG. 1
- FIG. 5 is a partially enlarged detail view of FIG. 4 (b).
- 6 is a partially enlarged detail view of FIG. 4 (c)
- FIGS. 7 and 8 are partially enlarged detail views (cross-sectional views) sequentially showing the unlocked state of the connector shown in FIG. 1
- FIG. 2 is a cross-sectional view taken along the line BB in FIG. 2
- FIG. 10 is a perspective view showing a valve element (seal member) provided in the connector shown in FIG. 1
- FIG. 11 is a cross-sectional view taken along the line CC in FIG. 3 is a cross-sectional view taken along the line D-D in FIG.
- FIG. 13 is a plan view of the infusion tube set of the present invention equipped with the connector shown in FIG. 1
- FIG. 14 is an infusion tube of the infusion tube set shown in FIG. It is a top view which shows the state which connected the probe.
- the longitudinal direction of the connector is referred to as “ ⁇ axis direction”
- the directions perpendicular to the X axis direction are referred to as “y axis direction” and “z axis direction”, respectively.
- Ma Ma
- the lower side in the figure is assumed to be “tip” and the upper side is assumed to be “base end”.
- An infusion tube set (infusion set) 1 shown in FIGS. 13 and 14 is a device (set) for injecting (administering) infusion into a living body (patient).
- the infusion includes all nights that can be administered to a living body, for example, a drug solution, a correction electrolyte solution, and physiological saline.
- the type of drug in the drug solution is not particularly limited.
- sedatives intravenous anesthetics, sickness analgesics, local anesthetics, non-depolarizing muscle relaxants, pressor drugs, antihypertensive drugs Coronary vasodilators, diuretics, antiarrhythmic drugs, bronchodilators, hemostats, vitamins, antibiotics, fat emulsions, etc. may be used.
- the infusion tube set 1 includes a first infusion tube (first tube assembly) 4b, a second infusion tube (second tube assembly) 4a, A connector 5A to which one end of each of the infusion tube 4b and the second infusion tube 4a can be connected, and a bottle needle provided at the other end of each of the first infusion tube 4b and the second infusion tube 4a 451 (connection unit) and an infusion administration unit 2 for administering an infusion to a patient.
- first infusion tube first tube assembly
- second infusion tube second tube assembly
- a connector 5A to which one end of each of the infusion tube 4b and the second infusion tube 4a can be connected
- a bottle needle provided at the other end of each of the first infusion tube 4b and the second infusion tube 4a 451 (connection unit) and an infusion administration unit 2 for administering an infusion to a patient.
- the connector 5A includes a male connector portion 6, female connector portions 7A and 7B, a male lock portion 8A, female lock portions 9A and 9B, and a valve body (seal member).
- 51. 1 to 3 show a state before connection between connector 5A and connector 5A ', a half-locked state between connector 5A and connector 5A, and a locked state between connector 5A and connector 5A', respectively. .
- connector 5A ′ refers to a connector including male connector portion 6 and male lock portion 8A similar to connector 5A.
- This connector corresponds to a connector (tube side connector) 43 included in a second infusion tube 4a described later.
- the "half-locked (temporarily fixed) state" means that the connector 5A and the connector 5A 'are not completely connected, that is, the connector 5A and the connector 5A' are easily separated from each other. It can be done.
- the male connector portion 6 is composed of the male connector portion main body 6.
- the tubular portion 62 is formed so as to protrude from the male connector portion main body 61 in the X-axis positive direction.
- the tubular part 62 has a liquid flow path (inner cavity part) 621 through which liquid passes and a luer taper part 622.
- the liquid flow path 621 communicates with the male connector main body 61.
- the luer taper portion 622 is formed on the outer peripheral portion of the male connector portion 6 on the opening 623 side so that the outer diameter gradually decreases in the direction of the opening 623.
- Female connector portions 7A and 7B are portions to which male connector portion 6 of connector 5A 'can be connected. Since the shape (configuration) of the female connector portion 7A and the female connector portion 7B are substantially the same, the female connector portion 7B will be described below representatively.
- the female connector portion 7B includes a female connector portion main body 72 and a lid portion (cap) 7
- a female connector part main body 72 shown in FIG. 11 is formed with a valve body installation part 721 having a bottomed cylindrical shape at the tip thereof.
- the valve body installation portion 721 is configured such that a second lumen portion (lumen portion) 723 is provided on the inner proximal end side, and a third lumen portion (lumen portion) communicated with the second lumen portion 723 on the distal end side. Part) 724 and are formed.
- the second lumen 723 has an inner diameter larger than that of the first lumen (lumen) 731 formed in the lid 73 described later, and the third lumen 724 (inner circumference)
- the surface 728) has a smaller inner diameter than the second lumen 723.
- the inner diameter of the third lumen 724 is preferably slightly larger than the outer diameter of a body 55 (outer peripheral surface 551) of the valve body 51 described later.
- an inner protrusion 725 made of a tubular body is provided at the center of the bottom surface 722 of the female connector main body 72.
- the internal protrusion 725 causes the inside of the valve body 51 to be It is supported, and it is possible to prevent the valve body 51 from buckling (the valve body 51 is bent into a U-shape) (see FIG. 12). Further, it is possible to prevent the liquid from staying when the liquid passes through the connector 5A.
- the inner protrusion 725 has a lumen formed inside the male connector portion body 61 and communicates with a flow path 611 through which liquid can pass. As a result, the second lumen portion 723 and the third lumen portion 724 communicate with the flow path 611 via the internal protrusion 725.
- a stepped portion 727 having a diameter larger than that of the base end side is provided on the distal end side of the outer peripheral surface 726 of the valve body installation portion 721.
- a lid 73 shown in FIG. 11 has a space (inner cavity) for accommodating the valve body 51 therein, and is connected to the proximal end side (valve body installation part 721) of the female connector main body 72. Is.
- a first lumen 731 into which a head 50 of a valve body 51 described later can be inserted, and the first lumen 731 communicate with the first lumen 731.
- a fitting portion 733 having a diameter larger than that of the portion 731 is formed.
- the first lumen 731 is formed so that its shape corresponds to the outer shape of the head 50 of the valve body 51.
- a connection port (connection portion) 732 for connecting the male connector portion 6 is formed on the proximal end side of the first lumen portion 731, and the diameter thereof is the same as that of the first lumen portion 731. The diameter on the tip side is reduced.
- a plurality of ribs 735 projecting in the radial direction of the first lumen portion 731 are provided on the inner peripheral surface 734 of the first lumen portion 731 along the axial direction.
- the rib 735 supports the valve body 51 and prevents the valve body 51 from buckling (the valve body 51 falls). be able to.
- the number of ribs 735 is not particularly limited, and is preferably 2 to 10; more preferably 4 to 8 is more preferable.
- a step portion 736 that fits with the step portion 727 of the valve body installation portion 721 is formed, and the diameter thereof is larger than the diameter of the proximal end side of the fitting portion 733.
- the diameter is expanded.
- the inner diameter of the stepped portion 736 is preferably substantially the same as or slightly smaller than the outer diameter of the stepped portion 727 of the valve element installing portion 721.
- cover 73 and female connector When the main body 72 is connected, the first lumen 731 and the second lumen 723 communicate with each other, and the first lumen 731, the second lumen 723, and the third lumen
- the valve body 51 can be installed (stored) in the space formed by 724.
- the fixing method of the female connector portion main body 72 and the lid portion 73 is not limited to fitting, and for example, caulking, adhesion with an adhesive, heat fusion, fusion such as ultrasonic fusion, etc. May be
- the female connector portion 7A is provided in the negative X-axis direction with respect to the male connector portion body 61 (the male connector portion 6). That is, the center line of the female connector portion 7A is parallel to the center line of the male connector portion 6, and the opening 71 of the female connector portion 7A and the opening 623 of the male connector portion 6 are directed in opposite directions. It is arranged.
- the connectors 5 when connecting two connectors 5 to each other, by connecting one male connector portion 6 and the other female connector portion 7A, the connectors 5 can be connected almost linearly. I'll do it.
- the female connector portion 7B is provided in the positive z-axis direction with respect to the male connector portion body 61 (the male connector portion 6). That is, the female connector portion 7B is provided such that the center line thereof is substantially orthogonal to the center line of the male connector portion 6.
- liquid can be sent to the male connector portion 6 from two different directions, or the liquid from the male connector portion 6 can be branched into two different directions. can do.
- valve bodies 51 are housed (fixed) in the female connector portion 7A and the female connector portion 7B, respectively.
- Each valve body 51 is made of an elastic material.
- the elastic material include natural rubber, isoprene rubber, butadiene rubber, styrene butadiene rubber, nitrinole rubber, chlorobrene rubber, butyl rubber, acrylic rubber, ethylene propylene rubber, hydrin rubber, urethane rubber, silicone rubber, and fluorine rubber.
- Various rubber materials, various thermoplastics such as styrene, polyolefin, polychlorinated bur, polyurethane, polyester, polyamide, polybutadiene, trans polyisoprene, fluoro rubber, chlorinated polyethylene, etc.
- an elastic material it is possible to obtain an appropriate elasticity S on the top surface 511 of the valve body 51, so that the top surface 5111 can be in close contact with the opening (end) 623 of the male connector portion 6. Yes (see Figure 12).
- the valve body 51 includes a head portion 50 and a body portion 55 provided (formed) on the distal end side of the head portion 50.
- the head 50 has a bottomed cylindrical shape, and has a lumen 515 through which liquid can pass, and a flat top surface 511 (bottom 513) slit that also reaches the lumen 515. 512 are formed.
- the slit 512 has a substantially single character shape.
- the force S of the shape of the slit 512 As described above, the force S can more easily (reliably) open (open) the slit 512. Further, since the top surface 511 is planar, the top surface 511 (slit 512) can be easily disinfected.
- top surface 511 is exposed from opening 71 of female connector portion 7A. Further, the top surface 511 is located on substantially the same plane as the end surface of the female connector portion 7A.
- the head 50 has a tapered portion 56 in which the outer diameter near the top surface 511 gradually increases toward the trunk portion 55 (in the axial direction), and the outer diameter provided at the tip thereof. With fixed part 57! / ⁇
- the tapered portion 56 is formed with a notch 561 from which a part of the tapered portion 56 is removed. That is, the head portion 50 is formed with a notch portion 561 that is removed so as to straddle the tapered portion 56 and the constant outer diameter portion 57.
- the head portion 50 includes two protruding contact portions 52 that are pushed when the slit 512 is closed. Each of these two contact portions 52 is formed in the vicinity of the top surface 511 of the head 50 and protrudes in a direction opposite to the direction in which the slit 512 closes (the arrow direction in FIG. 10).
- the head portion 50 is inserted into the first lumen portion 731 of the lid portion 73.
- the inner peripheral surface 734 of the first lumen portion 731 presses the contact portion 52, so that the slit 512 can be closed more reliably (see FIG. 11). This also improves the pressure resistance against the pressure (internal pressure) of the liquid in the connector 5A.
- the head 50 configured as described above is inserted into the first lumen portion 731 of the lid portion 73 with the slit 512 closed when the male connector portion 6 of the connector 5A is not connected. (See Figure 11).
- the body 55 is formed of a cylindrical body having a bellows shape. That is, the body portion 55 has a bellows shape in which a large-diameter ring portion 552 and a small-diameter ring portion 553 are alternately arranged in the axial direction in the outer shape. Such a body portion 55 urges the valve body 51 from the distal end side toward the proximal end side (in a direction in which the head portion 50 is inserted into the first lumen portion 731 of the lid portion 73). It functions as a deformation part (biasing means).
- the body portion 55 functions as a deforming portion as described above, it is possible to reduce the number of components and to simplify the structure, because it is not necessary to separately provide the connector 5A with a component for constituting the biasing means. can do.
- the body portion 55 bears most of the restoring force that the valve body 51 restores from the distal end side toward the proximal end side! You can do it!
- the male lock portion 8A of the connector 5A (the same applies to the connector 5A ') is provided on the base portion (male lock portion main body) 81, the protrusion portion 82 protruding from the base portion 81, and the protrusion portion 82.
- the pair of claw portions 83A and 83A and a biasing portion 84 that biases each claw portion 83A are provided.
- the base 81 has a long shape! /.
- the male connector part body 61 of the male connector part 6 is fixed (fixed) adjacent to the base part 81. Further, in the positive direction of the X-axis of the base portion 81, a protruding portion 82 that protrudes in that direction is formed.
- Claw portions 83A and 83A are provided in the z-axis direction (vertical direction in FIG. 1) of the protruding portion 82, respectively. That is, the claw portions 83A and the 83A force projecting portions 82 are disposed to face each other. Both claws 83A and 83A are each formed in a long shape (plate piece shape), and the end portions (the other end portions) 831 are mutually spaced apart in the z-axis direction.
- each claw 83A is provided at its end 831.
- a step portion (first male side engaging portion) 832 and an acute angle portion 834 are provided.
- the stepped portion 832 is a portion where the thickness of the end portion 831 of the claw portion 83A is abruptly changed. This step 832 is viewed from the side (when viewed from the y-axis direction)
- the step portion 832 has the z-axis direction (the claw portion 8
- the claw part side first surface 835 substantially parallel to the approaching / separating direction
- the claw part side second surface 836 substantially perpendicular to the claw part side first surface 835.
- the acute angle portion 834 has a claw portion side third surface 837 adjacent to the claw portion side first surface 835.
- the claw portion side third surface 837 is an inclined surface that forms an acute angle with the claw portion side first surface 835.
- Recesses (second male side engaging portions) 833 are provided on both side surfaces of the end portion (one end portion) of each claw portion 83A.
- a biasing portion 84 that connects the protruding portion 82 and each claw portion 83A is provided.
- This urging portion 84 has end portions 831 (stepped portion 832) of both claws 83A and 83A.
- the male lock portion 8A having such a configuration is in a position corresponding to (adjacent to) the male connector portion 6 (see FIG. 1). Further, the male lock portion 8A and the male connector portion 6 are respectively formed along the X-axis direction, that is, the connection direction (projection direction) is parallel to each other.
- the female lock portions 9A and 9B are portions to which the male lock portion 8A of the connector 5A ′ can be connected.
- the female lock 9A is provided in the negative x-axis direction with respect to the base 81 (male lock 8A).
- the female lock portion 9B is provided in the positive z-axis direction with respect to the base portion 81 (male lock portion 8A).
- the shape (configuration) of female lock 9A and female lock 9B is almost the same, so
- the female lock portion 9B will be described representatively.
- the female lock portion 9B has an almost tubular shape as a whole.
- the female lock portion 9B includes a first female-side engagement portion that can be engaged with each stepped portion 832 (each claw portion 83A) of the male lock portion 8A of the connector 5A.
- (Engagement portion) 91, second female engagement portion 92 that can be engaged with each recess 833 of male lock portion 8A of connector 5A ', and each claw portion 83A of male lock portion 8A of connector 5A' Operable operation part (operation piece) 93 and force S are provided.
- the first female side engaging portion 91 has a protruding portion 911 that protrudes in the middle of the inner peripheral portion of the female lock portion 9B.
- the protrusion 911 is in engagement with the engaging portion side first surface 912 that contacts (corresponds to) the claw portion side first surface 835 and the engaging portion side second surface 836. And a second side 913 (see FIG. 4 (c), FIG. 6, and FIG. 7).
- the second female side engaging portion 92 is provided to protrude at a position different from the protruding portion 911 in the middle of the inner peripheral portion of the female locking portion 9B. As shown in Fig. 9 (b), the second female side engaging portion 92 engages with the concave portion 833 of the male lock portion 8A of the connector 5A ', so that the connector 5A and the connector 5A' are in a half-locked state. It becomes.
- the operation portion 93 is configured by a small piece provided in the negative z-axis direction with respect to the first female side engaging portion 91.
- the operation portion 93 operates (presses) each claw portion 83A so that the end portions 831 of both the claw portions 83A of the connector 5A ′ (male lock portion 8A) in the locked state are brought close to each other.
- the operation portion 93 is formed so that the outer surface thereof is substantially on the same surface as the outer surface of the first female side engagement portion 91. As a result, it is possible to prevent the operation unit 93 from being unintentionally touched (pressed). That is, the force S can be prevented from unintentionally releasing the locked state.
- the female lock portion 9B having such a configuration is located at a position corresponding to (adjacent to) the female connector portion 7B (see FIG. 1).
- the female lock portion 9B and the female connector portion 7B are formed along the z-axis direction, that is, the connection direction (formation direction) is parallel to each other.
- the males correspond to each other (female lock part 9B and female connector part 7B).
- the connector 5A and the connector 5A ' can be accurately (reliably) connected, or the female lock portion 9B and the male lock portion 8A are confirmed. Therefore, it is possible to connect the connector 5A and the connector 5A 'accurately (reliably).
- the female lock part 9B and the male connector part 6 are adjacent to each other, the male lock part 8A and the female connector part.
- the number of recesses 833 formed is not limited to four. For example, it may be an even number such as two or six. There may be.
- connection process between the connector 5A and the connector 5A ' (the first locked state, the locked state, and the unlocking after releasing the locked state (unlocked state)) will be described.
- the connection process of each claw portion 83A is the same, so one claw portion 83A (upper side in FIG. 4) will be described as! / .
- the male lock portion 8A of the connector 5A is inserted into the female lock portion 9B from the opening 94 of the female lock portion 9B of the connector 5A.
- the concave portion 833 of the connector 5A ′ is engaged with the second female side engaging portion 92 of the connector 5A, that is, the connector 5A ′ and the connector 5A are engaged.
- Half-locked state At this time, the male lock portion 8A (opening portion 623) of the connector 5A and the female lock portion 9B (top surface 511) of the connector 5A come into contact with (adjacent to) each other (see FIG. 2). Thereby, when changing from the half-closed state to the locked state, the end surface of the male connector portion 6 of the connector 5A 'can surely press the top surface 511 of the valve body 51 of the connector 5A.
- the slit 512 can be reliably and sufficiently opened (opened).
- the liquid flow path 621 of the male connector portion 6 of the connector 5A 'and the lumen portion (hollow portion) of the internal projection 725 of the female connector portion 7B of the connector 5A In other words, for example, in the case of infusion, blood transfusion, nutrition administration, etc., the liquid can pass smoothly.
- the opening 623 of the connector portion 6 of the connector 5A when locked, the opening 623 of the connector portion 6 of the connector 5A 'presses the head portion 50 of the valve body 51 against the urging force of the body portion 55 of the valve body 51.
- the opening 623 of the male connector 6 and the top surface 511 of the head 50 (valve body 51) are in close contact with each other. As a result, the liquid-tightness of the connection between the male connector portion 6 and the female connector portion 7B can be maintained. Can be securely connected in a liquid-tight manner.
- each operation section 93 is pressed inward against the urging force of the urging section 84.
- the claw portion side first surface 835 of the claw portion 83A (stepped portion 832) of the connector 5A 'slides on the engagement portion side first surface 912 of the first female side engagement portion 91 of the connector 5A. While moving, it tries to get over the engaging portion side first surface 912.
- the operator can quickly perform the subsequent operation, that is, the operation of separating the connector 5A and the connector 5A '.
- the locking sound is generated by the engagement portion of the claw portion side second surface 836 of the step portion 832 of the claw portion 83A of the connector 5A 'and the first female side engagement portion 91 of the connector 5A. It is caused by a collision with the side second surface 913 (see Fig. 6).
- the unlocking sound is generated when the claw portion 83A first surface 835 of the connector 5A 'gets over the first surface 912 of the first female side engagement portion 91 of the connector 5A. (See Figure 8).
- the portions that generate each sound are different as described above, the sound quality of the lock sound and the unlock sound is different from each other.
- each claw portion 83A is disengaged from the first female side engaging portion 91. (As well as the lock sound) can be heard twice (twice). At this time, the lock is released for the first time.
- the unlocking sound is 1 It sounds like twice, but in fact it happens twice (two places).
- the position of the acute angle portion 834 protrudes from a surface (virtual surface) 838 parallel to the operation direction (contacting the tangent line between the first surface 835 of the claw portion and the second surface 836 of the claw portion). Is preferred (see FIG. 8). As a result, the tip (top) of the acute angle portion 834 momentarily climbs over the protrusion 911 of the first female side engaging portion, so that a clear unlocking sound is easily generated. Similarly, it is easy to make a clear lock sound (lock connection sound).
- the size of the acute angle (angle ⁇ (see Fig. 5)) of the acute angle portion 834 is not particularly limited, but for example, it is preferably less than 90 degrees.
- the infusion administration unit 2 includes an indwelling needle or catheter (in this embodiment, indwelling needle 21) placed in the blood vessel 110 of the patient, and this indwelling needle or catheter (in this embodiment).
- the constituent material of the indwelling needle 21 (or catheter) may be a metal needle such as a winged intravenous injection needle depending on the indwelling site, but is preferably a flexible polymer material, for example, Polyolefins such as polyethylene and polypropylene, and thermoplastic resins such as polyester and polyurethane.
- the infusion administration side connector 26 is similar to the female lock 9A and the female connector 7A that can be connected to the male lock 8A and the male connector 6 of the connector 5A to which the second infusion tube 4a is connected, respectively. It has a female lock part 9B, a female connector part 7B, and a male connector part 263.
- the axis of the male connector portion 263 and the axis of the female connector portion 7A substantially coincide with each other, and the axis of the female connector portion 7B is substantially orthogonal to these axes. That is, the male connector portion 263 and the female connector portion 7A face in opposite directions to each other, and the female connector portion 7B faces in a direction substantially perpendicular to the male connector portion 263 and the female connector portion 7A! / RU
- the tube 24 through the stop clamp 25 that can be stopped with one touch is connected to the male connector portion 263 in a fluid-tight manner.
- a male connector portion 23 is connected to the distal end side of the tube 24.
- the male connector portion 23 is not particularly limited as long as it can be fluid-tightly connected to the indwelling needle or the outlet port 211 of the catheter, such as a luer connector or a luer port connector, but a luer lock connector is preferable.
- the indwelling needle 21 has an outlet port 211 at its proximal end, and a male connector 23 attached to the infusion administration side connector 26 is connected to the outlet port 211 in a liquid-tight manner. Yes.
- first infusion tube 4b and the second infusion tube 4a Since the configuration of the first infusion tube 4b and the second infusion tube 4a is the same, the second infusion tube 4a will be typically described.
- the second infusion tube 4a is flexible (flexible), and includes a tube 41 that constitutes a flow path of the infusion solution, and a connector provided at one end (tip portion) of the tube 41. 43 and the other end of the tube 41 (in this embodiment, the other end (base end)), a connection connected to the side of the infusion bag (infusion container) (container) 31 containing the infusion As a part, it has a sharp needle tip And bottle needle 451.
- Examples of the constituent material of the tube 41 include soft polychlorinated butyl chloride, ethylene-vinyl acetate copolymer, polyethylene, polypropylene, polybutadiene, and the like, and materials mainly composed of these.
- a slide-type clamp (slide clamp) 46 and an infusion tube 44 are provided as flow rate adjusting means for adjusting the flow rate of the infusion.
- the slide clamp 46 is not particularly limited, and a conventionally known slide clamp 46 can be used. Examples thereof include those disclosed in JP-A-2004-49319.
- the slide clamp 46 may be any other type as long as the flow rate can be adjusted, such as a roller type clamp.
- the infusion bag 31 contains a predetermined infusion solution, and the bottle needle 451 is attached to the infusion bag 3
- the drip tube 44 is installed in the vicinity of the bottle needle 451. With this drip tube 44, it is possible to visually check and check the flow rate of the infusion.
- a check valve 49 is provided between the connector 43 and the drip tube 44.
- the backflow prevention valve 49 is a one-way valve from the infusion bag 31 toward the connector 5A.
- the backflow prevention valve 49 may be installed anywhere as long as it is between the connector 43 and the drip tube 44, but is preferably located closer to the connector 43, more preferably within the connector 43. good.
- the backflow prevention valve 49 has a valve body in which a pair of plate-like opening and closing members (not shown) are formed, and the opening and closing members are in close contact with each other by elastic force (restoring force). The flow path in the backflow prevention valve 49 is closed.
- a pair of plate-like opening and closing members (not shown) are formed, and the opening and closing members are in close contact with each other by elastic force (restoring force).
- the flow path in the backflow prevention valve 49 is closed.
- the backflow prevention valve 49 is provided with a force that may not be necessary when the injection is ensured by an infusion pump or the like. According to the second infusion tube 4a, even if an infusion is applied by applying a certain pressure from the first infusion tube 4b connected to the connector 5A of the second infusion tube 4a, the backflow prevention valve 49 Therefore, the infusion can be prevented from flowing into the upstream side (base end side) of the second infusion tube 4a, and the infusion can be surely administered to the patient.
- a connector 43 is provided at the distal end portion of the tube 41.
- This connector 43 has an male connector portion 6 and a male lock portion 8A. As a result, the connector 43 can be connected with the connector 5A.
- the connector 5A, the connector 43, and the infusion administration side connector 26 are thus provided with at least one portion of the male lock portion 8A and the female lock portions 9A, 9B, these connectors are connected to each other. When the is connected, it can be prevented from being locked in a twisted state as compared with a screw type like a conventional luer lock. That is, by using such a connection method, even when a large number of infusion tubes are connected, the state where the infusion tubes are aligned in a certain direction can be easily maintained.
- connection state between the male lock portion 8A and the female lock portion 9B can be a noise lock-like hook or a lock-like t
- the male connector portion 6 of the connector 43 is loose at a position where the valve body 51 installed in the female connector portion 7B of the connector 5A is not opened until the second infusion tube 4a is used. It is mated. That is, the connector 43 is connected to the connector 5A in a half-locked state until the second infusion tube 4a is used. As a result, the valve body 51 is held without being deformed until immediately before the infusion is allowed to flow, and the force of using the valve body 51 without impairing the function at all.
- the male connector portion 6 of the connector 43 and the female connector portion 7B of the connector 5A are liquid-tightly connected, so that the liquid is surely distributed from the second infusion tube 4a to the connector 5A. It ’s a mosquito.
- the second infusion tube 4a is a first infusion line (first infusion route) for administering an infusion to a patient, that is, an infusion tube through which a basic solution or the like is mainly flowed.
- Tube 4b is used as the second infusion line (second infusion route) to administer the infusion to the patient, that is, mainly as the sub route, for example, fat emulsion, therapeutic drugs, antibiotics, etc. are shed.
- a case where an infusion tube is used will be described as an example.
- the male connector portion 6 of the connector 43 is pushed into the female connector portion 7B of the connector 5A and is fitted in a liquid-tight manner.
- the bottle needle 451 of the second infusion tube 4a is pierced (punctured) into the stopper (rubber stopper) of the infusion bag 31 in which the infusion solution is stored.
- the infusion node 31 and the second infusion tube 4a are connected via the bottle needle 451, and the infusion solution can be supplied from the infusion bag 31 to the second infusion tube 4a side.
- the second infusion is applied to the female connector 7A of the infusion administration side connector 26 connected to the outlet port 21 1 of the indwelling needle 21 indwelled in the blood vessel 110 (eg, peripheral vein) of the patient. Insert the male connector part 6 of the connector 5A of the tube 4a and fit it. As a result, the female connector portion 7A of the infusion administration section side connector 26 and the connector portion 6 of the connector 5A of the second infusion tube 4a are connected in a fluid-tight manner. At this time, the female lock portion 9A of the infusion administration side connector 26 and the male lock portion 8A of the connector 5A are in a locked state, thereby preventing the connection from being easily released.
- the slide clamp 46 of the second infusion tube 4a is operated to adjust the infusion flow rate (administration rate) of the second infusion tube 4a to the instructed infusion solution flow rate (indication administration rate), Administer the infusion.
- the infusion administration section side connector 26 may be omitted, and the male connector section 6 of the connector 5A of the second infusion tube 4a may be connected to the outlet port 211 of the indwelling needle 21.
- the infusion bag 32 is anti-resistant. Dispensing physiological saline in which the crude drug is dissolved.
- the bottle needle 451 of the first infusion tube 4b is pierced (punctured) into the stopper (rubber stopper) of the infusion bag 32 in which the infusion solution is stored.
- the infusion bag 32 and the first infusion tube 4b are connected via the bottle needle 451, and the infusion solution can be supplied from the infusion bag 32 to the first infusion tube 4b side.
- the male connector portion 6 of the connector 5A of the first infusion tube 4b is inserted and fitted into the female connector portion 7A of the connector 5A of the second infusion tube 4a.
- the female connector portion 7A of the connector 5A of the second infusion tube 4a and the male connector portion 6 of the connector 5A of the first infusion tube 4b are liquid-tightly connected.
- the female lock portion 9A of the second infusion tube 4a and the male lock portion 8A of the first infusion tube 4b are in a locked state, thereby preventing the connection from being easily released.
- the slide clamp 46 of the first infusion tube 4b is operated to adjust the infusion flow rate (dosing rate) of the first infusion tube 4b to the indicated flow rate (indicating dosing rate) of the antibiotic. Administer infusion.
- the female connector portion 7A of the connector 5A of the first infusion tube 4b is not shown in FIG. Insert the male connector section 6 of the connector 5A and fit it. As a result, the female connector portion 7A of the connector 5A of the first infusion tube 4b and the male connector portion 6 of the connector 5A of the other infusion tube are liquid-tightly connected.
- the method of using the infusion tube set 1 is an example, and the present invention is not limited to this.
- the supplement may be performed by the first infusion tube 4b.
- Infusion lines infusion routes
- Each of the infusion lines is liquid-tight.
- the number of infusion tubes in the infusion tube set may be one.
- the infusion tubes when the infusion tube set has a plurality of infusion tubes, the infusion tubes may be all the same, all different, or only partly the same.
- the number of female connector portions formed is not limited to two, and may be three or more, for example.
- the male connector portion and the male lock portion correspond to each other. Forces that correspond to each other between the connector part and the female lock part.
- the male connector part and the female lock part correspond to each other
- the female connector part and the male lock part correspond to each other. It may be.
- the connector of the present invention includes a male connector portion having a lumen portion, a female connector portion having a lumen portion, to which another male connector portion similar to the male connector portion can be connected, and the male connector portion described above And a male lock portion or a female lock portion provided adjacent to each other so that the connection direction is parallel to each other, and adjacent to the female connector portion so that a connection direction is parallel to each other.
- the female lock part to which the male lock part can be connected, or the male lock part to which the other female lock part similar to the female lock part can be connected, and the other male lock part and the female lock part are connected.
- a seal member that retains the liquid tightness of the connection between the other male connector portion and the female connector portion when the locked state is reached.
- the release upon unlocking of and is configured to emit a recognizable unlock sound the unlocking. Therefore, it is possible to recognize (confirm) the unlocked state that has been released from the unlocked state as its sound (unlocked sound). Also, the lock release sound is transmitted to the operator's hand through the connector as vibration. In this way, the connector can be used to confirm the unlocked state from the sense of hearing and touch using the unlocking sound. As a result, for example, even if it is intended to perform the unlocking operation for the connectors in the locked state, the case where the unlocking is not actually performed is surely prevented. Therefore, the connector of the present invention has industrial applicability.
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Description
Claims
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP07832075A EP2087920A4 (en) | 2006-11-24 | 2007-11-19 | CONNECTOR AND SET OF INFUSION TUBES |
| JP2008545389A JP5147715B2 (ja) | 2006-11-24 | 2007-11-19 | コネクタおよび輸液チューブセット |
| US12/447,228 US8197466B2 (en) | 2006-11-24 | 2007-11-19 | Connector and infusion tube set |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006-317772 | 2006-11-24 | ||
| JP2006317772 | 2006-11-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2008062741A1 true WO2008062741A1 (fr) | 2008-05-29 |
Family
ID=39429674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2007/072345 Ceased WO2008062741A1 (fr) | 2006-11-24 | 2007-11-19 | Connecteur et jeu de tubes d'infusion |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US8197466B2 (ja) |
| EP (1) | EP2087920A4 (ja) |
| JP (1) | JP5147715B2 (ja) |
| WO (1) | WO2008062741A1 (ja) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017536955A (ja) * | 2014-11-12 | 2017-12-14 | ライムド テクノロジーズ,リミテッド ライアビリティ カンパニー | ニードルレスなニュートラル置換式間欠静脈内インジェクションポート |
| US9884176B2 (en) | 2004-11-05 | 2018-02-06 | Icu Medical, Inc. | Medical connector |
| US10357645B2 (en) | 2017-06-21 | 2019-07-23 | Fresenius Kabi Deutschland Gmbh | Needleless IV injection port |
| US11364372B2 (en) | 2013-12-11 | 2022-06-21 | Icu Medical, Inc. | Check valve |
| US12290658B2 (en) | 2013-03-15 | 2025-05-06 | Icu Medical, Inc. | Medical connector |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6695817B1 (en) | 2000-07-11 | 2004-02-24 | Icu Medical, Inc. | Medical valve with positive flow characteristics |
| US20070167682A1 (en) * | 2004-04-21 | 2007-07-19 | Acclarent, Inc. | Endoscopic methods and devices for transnasal procedures |
| ES2362449T3 (es) | 2006-10-25 | 2011-07-05 | Icu Medical, Inc. | Conector médico. |
| US9168366B2 (en) | 2008-12-19 | 2015-10-27 | Icu Medical, Inc. | Medical connector with closeable luer connector |
| US8454579B2 (en) | 2009-03-25 | 2013-06-04 | Icu Medical, Inc. | Medical connector with automatic valves and volume regulator |
| US8323249B2 (en) | 2009-08-14 | 2012-12-04 | The Regents Of The University Of Michigan | Integrated vascular delivery system |
| USD644731S1 (en) | 2010-03-23 | 2011-09-06 | Icu Medical, Inc. | Medical connector |
| US8758306B2 (en) | 2010-05-17 | 2014-06-24 | Icu Medical, Inc. | Medical connectors and methods of use |
| US8814833B2 (en) | 2010-05-19 | 2014-08-26 | Tangent Medical Technologies Llc | Safety needle system operable with a medical device |
| WO2011146769A2 (en) | 2010-05-19 | 2011-11-24 | Tangent Medical Technologies Llc | Integrated vascular delivery system |
| ES2869341T3 (es) * | 2010-06-08 | 2021-10-25 | Yukon Medical Llc | Conjunto de conectores |
| ES2813967T3 (es) | 2011-09-09 | 2021-03-25 | Icu Medical Inc | Conectores médicos con interfases de acoplamiento resistentes a fluidos |
| AU2013216019B2 (en) * | 2012-01-31 | 2018-01-25 | Terumo Kabushiki Kaisha | Connector |
| US10279112B2 (en) * | 2012-09-24 | 2019-05-07 | Angiodynamics, Inc. | Power injector device and method of use |
| EP2902073B1 (en) * | 2012-09-28 | 2019-06-12 | Terumo Kabushiki Kaisha | Connector |
| JP6382210B2 (ja) | 2012-11-12 | 2018-08-29 | アイシーユー・メディカル・インコーポレーテッド | 医療用コネクタ |
| US11369739B2 (en) | 2013-01-21 | 2022-06-28 | Medline Industries, Lp | Method to provide injection system parameters for injecting fluid into patient |
| WO2014161953A1 (en) | 2013-04-05 | 2014-10-09 | Novo Nordisk A/S | Drug delivery device and logging module assembly |
| JP6461174B2 (ja) | 2014-02-04 | 2019-01-30 | アイシーユー・メディカル・インコーポレーテッド | 自己プライミングシステムおよび自己プライミング方法 |
| USD793551S1 (en) | 2014-12-03 | 2017-08-01 | Icu Medical, Inc. | Fluid manifold |
| USD786427S1 (en) | 2014-12-03 | 2017-05-09 | Icu Medical, Inc. | Fluid manifold |
| DE102016203518A1 (de) * | 2016-03-03 | 2017-09-07 | B. Braun Melsungen Ag | Verbindungseinrichtung eines medizinischen Infusionssystems |
| USD1105422S1 (en) | 2024-02-09 | 2025-12-09 | Icu Medical, Inc. | Medical connector cover |
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| GB855603A (en) | 1957-03-13 | 1960-12-07 | Prec Electronic Terminations L | Fastener for coupling tubular elements |
| JPH0385791U (ja) * | 1989-12-15 | 1991-08-29 | ||
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| JP2007121954A (ja) * | 2005-10-31 | 2007-05-17 | Sumitomo Electric Ind Ltd | 光コネクタ |
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| US5281206A (en) * | 1983-01-24 | 1994-01-25 | Icu Medical, Inc. | Needle connector with rotatable collar |
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- 2007-11-19 WO PCT/JP2007/072345 patent/WO2008062741A1/ja not_active Ceased
- 2007-11-19 JP JP2008545389A patent/JP5147715B2/ja not_active Expired - Fee Related
- 2007-11-19 EP EP07832075A patent/EP2087920A4/en not_active Withdrawn
- 2007-11-19 US US12/447,228 patent/US8197466B2/en not_active Expired - Fee Related
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|---|---|---|---|---|
| GB855603A (en) | 1957-03-13 | 1960-12-07 | Prec Electronic Terminations L | Fastener for coupling tubular elements |
| JPH0385791U (ja) * | 1989-12-15 | 1991-08-29 | ||
| DE29818311U1 (de) | 1998-10-13 | 1999-01-28 | Noebel, Eberhard, 34497 Korbach | Verbindungsstück für medizinische Infusionssysteme |
| WO2006068211A1 (ja) | 2004-12-22 | 2006-06-29 | Terumo Kabushiki Kaisha | コネクタ、チューブ組立体、輸液チューブセットおよび医療用容器 |
| JP2007121954A (ja) * | 2005-10-31 | 2007-05-17 | Sumitomo Electric Ind Ltd | 光コネクタ |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9884176B2 (en) | 2004-11-05 | 2018-02-06 | Icu Medical, Inc. | Medical connector |
| US10722698B2 (en) | 2004-11-05 | 2020-07-28 | Icu Medical, Inc. | Medical connector |
| US11883623B2 (en) | 2004-11-05 | 2024-01-30 | Icu Medical, Inc. | Medical connector |
| US12290658B2 (en) | 2013-03-15 | 2025-05-06 | Icu Medical, Inc. | Medical connector |
| US11364372B2 (en) | 2013-12-11 | 2022-06-21 | Icu Medical, Inc. | Check valve |
| JP2017536955A (ja) * | 2014-11-12 | 2017-12-14 | ライムド テクノロジーズ,リミテッド ライアビリティ カンパニー | ニードルレスなニュートラル置換式間欠静脈内インジェクションポート |
| US10357645B2 (en) | 2017-06-21 | 2019-07-23 | Fresenius Kabi Deutschland Gmbh | Needleless IV injection port |
| US11406811B2 (en) | 2017-06-21 | 2022-08-09 | Fresenius Kabi Deutschland Gmbh | Needleless IV injection port |
Also Published As
| Publication number | Publication date |
|---|---|
| US20100030195A1 (en) | 2010-02-04 |
| EP2087920A4 (en) | 2012-09-12 |
| JPWO2008062741A1 (ja) | 2010-03-04 |
| JP5147715B2 (ja) | 2013-02-20 |
| US8197466B2 (en) | 2012-06-12 |
| EP2087920A1 (en) | 2009-08-12 |
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