WO2015169284A1 - Verbindungseinrichtung für einen katheter, insbesondere einen peripheren venenkatheter (iii) - Google Patents
Verbindungseinrichtung für einen katheter, insbesondere einen peripheren venenkatheter (iii) Download PDFInfo
- Publication number
- WO2015169284A1 WO2015169284A1 PCT/DE2015/100179 DE2015100179W WO2015169284A1 WO 2015169284 A1 WO2015169284 A1 WO 2015169284A1 DE 2015100179 W DE2015100179 W DE 2015100179W WO 2015169284 A1 WO2015169284 A1 WO 2015169284A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- main body
- connecting device
- flow element
- connection
- infusion channel
- 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
- A61M39/16—Tube connectors; Tube couplings having provision for disinfection or sterilisation
- A61M39/162—Tube connectors; Tube couplings having provision for disinfection or sterilisation with antiseptic agent incorporated within the connector
-
- 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
- A61M2039/0036—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use characterised by a septum having particular features, e.g. having venting channels or being made from antimicrobial or self-lubricating elastomer
- A61M2039/0072—Means for increasing tightness of the septum, e.g. compression rings, special materials, special constructions
-
- 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
- A61M2205/02—General characteristics of the apparatus characterised by a particular materials
- A61M2205/0205—Materials having antiseptic or antimicrobial properties, e.g. silver compounds, rubber with sterilising agent
-
- 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
- A61M2205/02—General characteristics of the apparatus characterised by a particular materials
- A61M2205/0238—General characteristics of the apparatus characterised by a particular materials the material being a coating or protective layer
-
- 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
- A61M2205/75—General characteristics of the apparatus with filters
- A61M2205/7518—General characteristics of the apparatus with filters bacterial
-
- 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/165—Filtering accessories, e.g. blood filters, filters for infusion liquids
Definitions
- Connection device for a catheter in particular a peripheral venous catheter (III)
- the invention relates to a connecting device for a catheter, in particular a peripheral venous catheter, comprising a main body having a main body infusion channel main body with a sterilizing acting and at least part of the main body infusion channel forming flow element and a
- the connecting device further comprises a connecting body infusion channel having connecting body, wherein the connecting body and the coupling element comprise means for releasably fixing the connecting body on the coupling element.
- the sieve element is a barrier for bacteria and / or fungi and is also advantageous because the complete
- Connecting device can be exchanged with the screen element in a very simple manner, if the screen element z. B. as a result of a
- a connecting device of the aforementioned type is known from US 5,782,808, in which the main body comprising the flow element is in one piece. It is further disclosed to provide various surfaces of the main body as well as surfaces of connectable to the main body via a threaded connection body with a sterilizing coating. In one embodiment is also the possibility discloses also to provide the inner surfaces of the flow element with the silver coating.
- Silver coating is particularly expensive on the inner surfaces of the flow element.
- US Pat. No. 5,049,139 discloses a connecting device for a catheter, in which a block made of a water-soluble glass which is doped with silver is arranged between two parts of the connecting device, a block having a passage for the infusion liquid. In use, parts of the block dissolve in the infusion fluid so that the antibacterial properties of the silver can be effective.
- the main body comprises sterilizing solid material, wherein the solid material is uncoated at least intended for contact with infusion liquid walls and the solid material comprises a matrix of at least a first material, wherein in the matrix at least one sterilizing acting further material is incorporated.
- a solid material is understood as meaning a material which has a dimensional stability without application to a carrier or a supporting substrate. Films or thin layers applied to a substrate are thus not a solid material.
- solid material may comprise a doped with foreign substances or foreign elements, eg reinforcing elements, in particular fibers, containing matrix.
- foreign substances or foreign elements eg reinforcing elements, in particular fibers, containing matrix.
- the solid material comprises a matrix of at least a first material, wherein in the matrix at least one sterilizing acting further material is incorporated, e.g. in the form of an additive or a doping.
- the at least one matrix material even without or with
- Plastic material as a matrix with a sterilizing doping exists.
- those substances and substances are understood to be sterilizing, which are in particular bactericidal, antibiotic and / or cytostatic.
- a sterilizing substance or as a sterilizing substance e.g. Silver, copper or silver and / or copper-containing alloys or silver and / or copper-containing chemical compounds can be used.
- End wall having at least one outlet opening, wherein the flow element enters a sealing press fit with the connection body infusion channel with the connection body infusion channel fixed to the main body.
- an infusion fluid can enter the connection body infusion channel only through the at least one outlet opening of the end wall.
- Connection body infusion channels are collected to a certain extent
- the flow member and the inner wall of the port body infusion channel have appropriate shapes.
- Rejuvenate infusion fluid for example, the inner wall, at least in
- the flow element could at least in the region of the expected contact with the
- connection body infusion channel have a cylindrically shaped outer wall or also taper in the flow direction, wherein the given per unit length diameter reduction of the outside of the peripheral wall of
- Diameter reduction of the inner wall of the connection body infusion channel In the case of a cone shape, the outer side of the peripheral wall of the flow element has a smaller opening angle than the inner wall of the connection body infusion channel.
- Main body and terminal body may be e.g. be fixed to each other by means of threads.
- the flow element may have a single outlet opening or two or more outlet openings in its end wall. It can also be provided a plurality of small outlet openings, whereby the flow element receives a sieve-like structure. If a liquid tightness of the peripheral wall of
- the peripheral wall may also have at least one outlet opening.
- the connecting device according to the invention can also be designed so that at least one sterilizing acting insert body is arranged in the interior of the flow element.
- the at least one insert body increases the sterilizing
- the at least one insert body can, for example, have a cross-shaped cross section when viewed in the direction of flow.
- Insert body inside the flow element may be separate and replaceable or also integral with flow element and main body.
- the at least one insert body may be made of the same material as the main body.
- the insert body or at least one of the insert body may also consist of a different material than that of the main body.
- the material of the at least one insert body is e.g. solid silver or copper or a solid silver and / or copper-containing alloy or a sterilized doped plastic in question, wherein in the case of multiple insert these also from different
- the connector body infusion channel may also have a sterilizing effect, e.g. by a suitable coating or in the connection body infusion channel limiting wall incorporated sterilizing substances or substances, eg. B. in the form of a doping.
- the sterilizing surface which is in direct contact with the liquid flowing through, increased, which may mean increased protection.
- the connecting body may comprise a sterilizing solid material, wherein all material variants of the solid material described above to the main body may also be advantageous for the connection body.
- the connection body can be integrally formed.
- the connecting device according to the invention can also be designed such that the connecting body has a coupling piece for its connection to a cannula, in particular to a winged cannula, at its end facing away from the main body.
- connecting device in such a way that the connecting body is part of a cannula, in particular of a winged cannula.
- Fig. 1 in cross section a connecting device with the main body and
- FIG. 2 is a perspective view of an end piece of a first flow element
- FIG. 3 is a perspective view of an end piece of a second flow element
- FIG. 4 is a plan view of the second flow element.
- FIG. 1 shows a connecting device with a
- Main body 1 through which a main body infusion channel 2 passes.
- the main body 1 is in a manner not shown here to an infusion liquid supplying element, e.g. coupled an infusion hose, also not shown here.
- the main body 1 has a flow element 3 which delimits a part of the infusion channel 2 and whose peripheral wall 4 is made liquid-tight.
- the main body 1 is formed in one piece and consists of a solid material with a
- Plastic matrix which has a sterilizing, e.g. Silver has comprehensive doping.
- a thread 9 having engagement sleeve 10 of the connection body 8 is screwed into the coupling sleeve 6.
- An end piece 1 1 of the flow element 3 goes on
- connection body 8 Screwing the connection body 8 with a cone-shaped input piece 12 of the inner wall of the connection body 8 a liquid-tight interference fit.
- the Lower end wall 13 of the flow element 3 has an outlet opening 14 for the flow of the infusion liquid.
- the connecting body 8 may be connected to a laxative, not shown here
- connection body 8 can also be part of the cannula.
- Fig. 2 shows the end of a flow element 103 with a to
- the flow element 103 has an end wall 1 13 with a plurality of outlet openings 1 14, so that a sieve-like structure is formed.
- Fig. 3 shows in a perspective view the end portion of a flow element 203 with an outlet opening 214 in an end wall 213.
- an insert body 230 is arranged, which also has a sterilizing effect and thus increases the surface acting on the infusion fluid surface.
- the insert body 230 has a cross-shaped cross-section in the flow direction and divides the outlet opening 214 into four
- Partial openings. 4 shows the flow element 203 with insert body 230 after a section along a plane perpendicular to the longitudinal direction in plan view.
- the insert body can be releasably inserted as a separate element.
- insert body can also be integral with the flow element 203 and thus with the remaining main body 1 (Fig. 1).
- the transition from the respective peripheral wall to the end wall 1 13 and 213 is reproduced to simplify the illustration with a 90 ° edge.
- the transition to the end wall 1 13 and 213, however, may have any shapes that allow a press fit with the fitting 8, e.g. similar or as in Fig. 1 rounded or further alternatively also
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Epidemiology (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)
Abstract
Description
Claims
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15/309,497 US20180177994A1 (en) | 2014-05-08 | 2015-04-30 | Connection device for a catheter, in particular a peripheral venous catheter (iii) |
| EP15738243.3A EP3139993A1 (de) | 2014-05-08 | 2015-04-30 | Verbindungseinrichtung für einen katheter, insbesondere einen peripheren venenkatheter (iii) |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102014106458.5A DE102014106458A1 (de) | 2014-05-08 | 2014-05-08 | Verbindungseinrichtung für einen Katheter, insbesondere einen peripheren Venenkatheter (III) |
| DE102014106458.5 | 2014-05-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2015169284A1 true WO2015169284A1 (de) | 2015-11-12 |
Family
ID=53610724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/DE2015/100179 Ceased WO2015169284A1 (de) | 2014-05-08 | 2015-04-30 | Verbindungseinrichtung für einen katheter, insbesondere einen peripheren venenkatheter (iii) |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20180177994A1 (de) |
| EP (1) | EP3139993A1 (de) |
| DE (1) | DE102014106458A1 (de) |
| WO (1) | WO2015169284A1 (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102018201007B3 (de) | 2018-01-23 | 2019-06-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Implantierbares Medizinprodukt |
| KR20200085619A (ko) * | 2019-01-07 | 2020-07-15 | 김성기 | 수액세트용 분기 어댑터 |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5049139A (en) | 1987-08-29 | 1991-09-17 | Giltech Limited | Apparatus for antimicrobial use |
| US5190534A (en) * | 1990-12-07 | 1993-03-02 | Delmed, Inc. | Prefilled sterilant fluid releasable coupling connector apparatus for catheter applications |
| WO1997035634A1 (en) * | 1996-03-27 | 1997-10-02 | Baxter International Inc. | Peritoneal dialysis tube connection with dual disinfectant system |
| US5782808A (en) | 1994-02-14 | 1998-07-21 | Fresenius Usa, Inc. | Antibacterial medical tubing connector |
| US20080264450A1 (en) * | 2005-01-14 | 2008-10-30 | Baxa Corporation | Swabable fluid connectors and fluid connector pairs |
| EP1579887B1 (de) | 2004-03-24 | 2013-06-19 | André Reichardt | Verbindungsvorrichtung für einen Katheter, insbesondere für einen zentralen Venenkatheter |
| DE102012108791A1 (de) * | 2012-09-18 | 2014-03-20 | Voss Automotive Gmbh | Bausystem für eine Anschlussvorrichtung für Medienleitungen |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6270480B1 (en) * | 1998-10-05 | 2001-08-07 | Cancer Technologies, Inc. | Catheter apparatus and method |
| JP2009505756A (ja) * | 2005-08-29 | 2009-02-12 | メディガード・リミテッド | 一方向弁の改良 |
| US20080132876A1 (en) * | 2006-12-05 | 2008-06-05 | Gambro Bct, Inc. | Connector System for Sterile Connection |
| US10166381B2 (en) * | 2011-05-23 | 2019-01-01 | Excelsior Medical Corporation | Antiseptic cap |
-
2014
- 2014-05-08 DE DE102014106458.5A patent/DE102014106458A1/de not_active Withdrawn
-
2015
- 2015-04-30 WO PCT/DE2015/100179 patent/WO2015169284A1/de not_active Ceased
- 2015-04-30 US US15/309,497 patent/US20180177994A1/en not_active Abandoned
- 2015-04-30 EP EP15738243.3A patent/EP3139993A1/de not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5049139A (en) | 1987-08-29 | 1991-09-17 | Giltech Limited | Apparatus for antimicrobial use |
| US5190534A (en) * | 1990-12-07 | 1993-03-02 | Delmed, Inc. | Prefilled sterilant fluid releasable coupling connector apparatus for catheter applications |
| US5782808A (en) | 1994-02-14 | 1998-07-21 | Fresenius Usa, Inc. | Antibacterial medical tubing connector |
| WO1997035634A1 (en) * | 1996-03-27 | 1997-10-02 | Baxter International Inc. | Peritoneal dialysis tube connection with dual disinfectant system |
| EP1579887B1 (de) | 2004-03-24 | 2013-06-19 | André Reichardt | Verbindungsvorrichtung für einen Katheter, insbesondere für einen zentralen Venenkatheter |
| US20080264450A1 (en) * | 2005-01-14 | 2008-10-30 | Baxa Corporation | Swabable fluid connectors and fluid connector pairs |
| DE102012108791A1 (de) * | 2012-09-18 | 2014-03-20 | Voss Automotive Gmbh | Bausystem für eine Anschlussvorrichtung für Medienleitungen |
Non-Patent Citations (1)
| Title |
|---|
| See also references of EP3139993A1 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3139993A1 (de) | 2017-03-15 |
| US20180177994A1 (en) | 2018-06-28 |
| DE102014106458A1 (de) | 2015-11-12 |
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