WO2006025366A1 - 静脈瘤の治療装置 - Google Patents
静脈瘤の治療装置 Download PDFInfo
- Publication number
- WO2006025366A1 WO2006025366A1 PCT/JP2005/015733 JP2005015733W WO2006025366A1 WO 2006025366 A1 WO2006025366 A1 WO 2006025366A1 JP 2005015733 W JP2005015733 W JP 2005015733W WO 2006025366 A1 WO2006025366 A1 WO 2006025366A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- puncture
- vein
- veins
- varicose
- skin
- 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
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/34—Trocars; Puncturing needles
- A61B17/3478—Endoscopic needles, e.g. for infusion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
- A61B18/1477—Needle-like probes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B2017/00017—Electrical control of surgical instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B2017/00973—Surgical instruments, devices or methods pedal-operated
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00315—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
- A61B2018/00345—Vascular system
- A61B2018/00404—Blood vessels other than those in or around the heart
Definitions
- the present invention relates to a treatment apparatus for treating varicose veins occurring in a vein of a living body.
- Sclerotherapy is a sclerosing agent consisting of a drug that causes damage to living tissue, which is injected into a vein with varicose veins using a syringe or the like, causing damage to the inner wall of the vein and blood components to cause a thrombus. Is the method. The blood flow in the vein is blocked by the thrombus, and the vein where the blood flow is blocked is cured and degenerated, so that the raised vein disappears from the skin surface.
- Patent Document 1 JP-A-8-98858 (2nd page)
- the present invention has been made in view of such a point, and an object of the present invention is to use a vein without using a sclerosing agent when treating varicose veins generated in a vein distributed to the skin. It is intended to be able to perform acupuncture treatment that is cosmetically good and hardly causes pain.
- a puncture member is punctured into a vein in which varicose veins have occurred or a living tissue in the vicinity thereof to supply electric power, thereby electrocoagulating the vein and It was made to block.
- a puncture portion that is punctured into a vein in which a varicose vein has occurred or a living tissue in the vicinity of the vein, and at least a part of the puncture portion is made of a conductor.
- a power supply means for supplying power for heat generation to the portion formed of the conductor of the puncture portion is provided.
- the puncture member is formed by forming a conductor into a needle shape, a puncture portion is provided on the distal end side, and power supply means is connected on the proximal end side.
- the configuration is as follows.
- the puncture member is made of a conductor
- the power supply means is provided on the proximal end side. By simply connecting, power can be supplied to the puncture unit, and the structure of the puncture member is simplified.
- the puncture member is formed in a needle shape, it is possible to relieve pain when the puncture part is punctured into the skin, and to suppress bleeding, and the force is also reduced in the range of cauterization. Thus, it is possible to cauterize only necessary portions of the veins or nearby living tissue.
- the base end side of the puncture portion of the puncture member is covered with an insulator that insulates the puncture member and the skin.
- a structure in the second aspect, includes a cylindrical member into which the puncture portion of the puncture member is inserted from the other end side while one end side is punctured into the skin.
- a suction means connected to the other end side of the cylindrical member is provided.
- the power output value of the power supply means is set to 3 watts or more and 8 watts or less.
- the power supply means operates a switch that starts supplying power to a portion formed of the conductor of the puncture unit, and operates the switch. And a control circuit that supplies and stops power for 2 seconds or less
- the puncture portion of the puncture member is punctured into the vein in which the varicose vein has occurred or the living tissue in the vicinity of the vein, and power is supplied to the portion constituted by the conductor of the puncture portion by the power supply means. Since the vein around the puncture site is cauterized, varicose veins can be treated without using a conventional sclerosing agent. As a result, it is possible to avoid the inflammation of the veins and surrounding living tissue over a wide range, prevent the occurrence of skin injury, and provide a cosmetically good treatment, and pain. Can be suppressed.
- the conductor is formed into a needle shape to form a puncture member, the cost of the treatment apparatus can be reduced.
- the puncture member has a needle shape, pain and bleeding during treatment can be suppressed, and only a necessary part can be cauterized due to a narrow range of cauterization. Can be treated.
- the puncture member and the skin are insulated by the insulator, it is possible to prevent the skin from being cautiously used and to perform a minimally invasive treatment. .
- the puncture portion of the puncture member is inserted into the cylindrical member that is punctured into the skin, the skin is damaged by heat when cauterizing the vein or the living tissue in the vicinity thereof. Can be avoided.
- the suction means connected to the other end side of the cylindrical member since the suction means connected to the other end side of the cylindrical member is provided, blood in the vein can be sucked out and the vein can be crushed. Can be adhered to. As a result, the efficiency at the time of cauterizing the vein can be improved and the time until the vein is occluded can be shortened, and the vein can be reliably occluded to block the blood flow.
- the portion constituted by the conductor of the puncture portion is not less than 3 watts and not more than 8 watts. Since power is supplied, the veins can be reliably occluded and the living tissue around the veins can be prevented from being cauterized unnecessarily.
- the seventh invention since the power is supplied to the puncture portion for 2 seconds or less by operating the switch of the power supply means, the living tissue around the vein is cauterized unnecessarily. This can be surely prevented.
- FIG. 1 is a schematic view showing a configuration of a varicose vein treatment device according to the present invention.
- FIG. 2 is an enlarged partial sectional view showing a puncture member and a cylindrical member.
- FIG. 3 is a block diagram of a treatment apparatus.
- FIG. 4 is an anatomical diagram of the skin.
- FIG. 5 is an enlarged cross-sectional view of the skin showing a procedure for treating varicose veins that occur in veins distributed in the dermis, (a) showing a state in which a tubular member is punctured with a needle, and (b) is a needle (C) shows a state where the puncture portion of the puncture member is punctured into a vein.
- FIG. 6 is a view corresponding to FIG. 5 (c) showing a procedure for treating varicose veins occurring in veins distributed in the subcutaneous tissue.
- FIG. 7 is a side view of a puncture member according to Modification 1 of the embodiment.
- FIG. 8 is an explanatory diagram when sucking blood in a varicose vein.
- FIG. 9 is a side view of a puncture member according to Modification 2 of the embodiment.
- FIG. 10 is a side view of a puncture member according to Modification 3 of the embodiment.
- FIG. 11 is a side view of a puncture member according to Modification 4 of the embodiment.
- FIG. 12 is a side view of a puncture member according to Modification 5 of the embodiment.
- FIG. 1 shows a varicose vein treatment device 1 according to an embodiment of the present invention.
- This treatment device 1 supplies power to a puncture member 2 that punctures a vein in which a varicose vein has occurred or a living tissue in the vicinity of the vein, a cylindrical member 3 into which the puncture member 2 is inserted, and the puncture member 2 And a counter electrode plate 5 connected to the device body 4 and brought into contact with the body surface of the living body.
- the puncture member 2 is formed by forming a metal material as a conductor into a needle shape, the tip portion is formed in a tapered shape, and the tip portion is a vein.
- the puncture part 2a is punctured in
- the length L of the puncture member 2 is not less than 40 mm and not more than 70 mm, so that the operator can easily operate the puncture member 2.
- the taper angle a when the puncture portion 2a is viewed from the side is 25 ° or more and 35 ° or less, which makes it easy to puncture the skin.
- a gripping portion 7 is provided for the surgeon to grip, thereby improving the operability of the puncture member 2 by the surgeon.
- One end of a connection cord 8 extending from the apparatus main body 4 is fixed to the grip portion 7, and one end of the connection cord 8 is electrically connected to the proximal end side of the puncture member 2.
- the counter electrode plate 5 also has a conductive force, and one end of the connection cord 9 is electrically connected to the counter electrode plate 5.
- the cylindrical member 3 is a so-called metal elastor needle, and has an inner diameter larger than the outer diameter of the puncture member 2 and is shorter than the puncture member 2. Both end surfaces in the longitudinal direction of the cylindrical member 3 extend in a direction substantially perpendicular to the axis of the cylindrical member 3.
- the operation panel 10 of the apparatus body 4 has a waveform selection switch 11 for selecting a waveform of the output current from a continuous rectangular waveform and an intermittent rectangular waveform, and the strength of the output current.
- An output adjustment switch 12 or the like for adjusting the output is provided.
- the operation panel 10 is connected with the other end of the connecting cord 8 of the puncture member 2 and the other end of the connecting cord 9 of the counter electrode 5.
- a terminal 14 to be plugged in is provided, and a terminal 15 into which a connection cord 19 of the foot switch 18 for starting power supply to the puncture member 2 is inserted is provided.
- the device main body 4, the counter electrode plate 5, the connection cords 8, 9, 19 and the foot switch 18 constitute the power supply means of the present invention.
- the apparatus body 4 includes a control circuit 20, a waveform generation circuit 21 that is controlled by the control circuit 20 to generate an output current waveform, and the waveform generation circuit 21.
- a variable amplification circuit 22 that converts the waveform signal from the output waveform into an output waveform and an output transformer 23 that boosts the signal output from the variable amplification circuit 22 are provided.
- the control circuit 20 is connected to the waveform selection switch 11, the output adjustment switch 12, and the foot switch 18, and the control circuit 20 is configured to detect operations of the switches 11, 12, and 18. Has been.
- the control circuit 20 detects that the foot switch 18 has been operated, the control circuit 20 sends a waveform selection signal as a drive parameter corresponding to the waveform selected by the waveform selection switch 11 to the waveform generation circuit 21.
- the waveform generation circuit 21 to which this waveform selection signal is input generates a waveform signal corresponding to the waveform selection signal. This waveform signal is input to the switching unit 25 included in the variable amplifier circuit 22, and the switching unit 25 is operated by this waveform signal.
- the control circuit 20 is provided with a timer unit 24.
- the timer unit 24 also starts operation when a time force when the foot switch 18 is operated. Based on the timer section 24, the control circuit 20 detects that a predetermined time has passed when the foot switch 18 is operated, and selects a waveform selection signal until the predetermined time has elapsed since the foot switch 18 was operated. And then the waveform selection signal is stopped. That is, when a predetermined time elapses from the time when the foot switch 18 is operated, the waveform generation circuit 21 stops the transmission of the waveform signal, and the supply of the power of the apparatus main body 4 force is stopped.
- the setting of the predetermined time in the timer unit 24 can be set to an arbitrary value of 2 seconds or less with a switch or the like provided on the operation panel 10, for example, and is set to 1 second in this embodiment.
- the control circuit 20 outputs a voltage signal as a drive parameter corresponding to the output set value set by the output adjustment switch 12 to the DC voltage generator 26 of the variable amplifier circuit 22. To be sent out.
- the DC voltage generator 26 generates a DC voltage corresponding to the input voltage signal.
- the DC voltage generated by the DC voltage generator 26 is applied to the primary winding (not shown) of the output transformer 23.
- the DC voltage generator 26, the output transformer 23 and the switching unit 25 constitute an inverter circuit 27.
- the signal from the switching unit 25 and the DC voltage from the DC voltage generating unit 26 are input to the output transformer 23 to perform a switching operation for switching the current flowing through the output transformer 23 at high speed.
- the current is converted into high frequency power.
- the frequency of the power obtained at this time is 300 kHz to 10 MHz. Therefore, even if the power obtained by the inverter circuit 27 flows to the human body, it does not cause ventricular fibrillation of the heart.
- the output adjustment switch 12 is configured so that the high-frequency power obtained by the inverter circuit 27 can be arbitrarily set in the range of 3 watts to 8 watts. In this embodiment, it is set to 5 watts. And then.
- the voltage applied to the primary winding of the output transformer 23 is boosted and applied to the secondary winding.
- a connection cord 8 of the puncture member 2 and a connection cord 9 of the counter electrode 5 are connected to the secondary winding. Therefore, when the puncture portion 2a of the puncture member 2 is punctured into a vein or a living tissue in the vicinity of the vein and the counter electrode 5 is brought into contact with the body surface and the foot switch 18 is operated, the secondary circuit of the output transformer 23 is A closed loop is formed, and the high-frequency power generated by the device body 4 flows in this loop.
- a timer unit 24 is provided in the control circuit 20 to constitute a means for automatically stopping the power supplied to the puncture unit 2a, so that the power can be reduced by operating the foot switch 18 once. Stops automatically after flowing for 2 seconds.
- the skin 30 includes an epidermis 31, a dermis 32, and a subcutaneous tissue 33.
- the subcutaneous tissue 33 has a fascia 34 that extends along the dermis 32.
- the subcutaneous tissue 33 includes the saphenous vein integrated with the fascia 34. 35, a side branch vein 36 branched from the saphenous vein 35, and a vein 37 consisting of small blood vessels located on the dermis 32 side of the side branch vein 36 are distributed.
- the dermis 32 has veins 38 that are finer than the veins 37 of the subcutaneous tissue 33 and have vascular force.
- the puncture member 2 is inserted into the tubular member 3 and the puncture portion 2a of the puncture member 2 is punctured into the vein 38 in which the varicose vein A is formed.
- the puncture portion 2a can be guided to the vicinity of the varicose vein A only by inserting the piercing member 2 into the cylindrical member 3. Is possible.
- the counter electrode 5 is brought into contact with the body surface.
- the desired waveform and output are respectively selected by operating the waveform selection switch 11 and the output adjustment switch 12 of the apparatus body 4.
- the foot switch 18 When the foot switch 18 is operated, electric power is supplied from the device body 4 to the puncture member 2 for 1 second, and heat is generated in the puncture portion 2a due to the current flowing therebetween, and the puncture portion is caused by the heat generated in the puncture portion 2a. 2a
- the surrounding vein 38 is cauterized.
- the vein 38 is cauterized, the inner wall of the vein 38 is adhered and closed.
- electric power is supplied for 1 second and the vein 38 is cauterized. This operation is repeated until the inner wall of the vein 38 is completely adhered. In this way, the vein 38 from which the blood flow has been blocked is degenerated and eventually disappears.
- the tubular member 3 is inserted into the depth of the dermis 32. After puncturing up to the place, the puncture member 2 is inserted into the tubular member 3, the puncture portion 2a is punctured into the vein 37, and the vein 37 is cauterized as described above.
- the varicose vein A can be treated by cauterizing the veins 37 and 38 without using a conventional sclerosing agent. It is possible to prevent the veins 37 and 38 and the living tissue around the veins 37 and 38 from causing inflammation over a wide range. As a result, it is possible to prevent the occurrence of skin injury and perform a cosmetically good treatment, and to suppress pain.
- the puncture member 2 is configured by forming the conductor into a needle shape, power can be supplied to the puncture portion 2a simply by connecting the device body 4 to the proximal end side of the puncture member 2. As a result, the puncture member 2 can be made inexpensive and the cost of the treatment device 1 can be reduced.
- the puncture part 2a is needle-shaped, pain and bleeding during treatment can be suppressed, and only a necessary part can be cauterized because the ablation range is narrow. Thus, a minimally invasive treatment can be performed.
- the puncture member 2 is inserted into the cylindrical member 3 punctured into the skin 30 so that only the puncture portion 2a protrudes from the end force of the cylindrical member 3, and the proximal end of the puncture member 2 is more proximal than the puncture portion 2a. Since the veins 37 and 38 are cauterized with the side covered with the tubular member 3, the heat generated during cauterization is transmitted to the proximal end side of the puncture member 2a of the puncture member 2. The heat can be prevented from being directly transferred to the epidermis 31 and surrounding living tissues. As a result, the epidermis 31 and surrounding tissues can be prevented from being damaged by the heat during cauterization.
- the power output from the apparatus body 4 is 3 watts or more, sufficient power to cauterize the veins 37, 38 can be supplied to the puncture member 2, and the veins 37, 38 can be It can be reliably blocked. Furthermore, since the power output from the device body 4 is 8 watts or less, it is possible to avoid unnecessary cauterization of the living tissue around the veins 37 and 38, and to perform minimally invasive treatment .
- the power output from the device body 4 is 8 watts or less, it is possible to avoid unnecessary cauterization of the living tissue around the veins 37 and 38, and to perform minimally invasive treatment .
- power is supplied to puncture unit 2a only for 1 second by operating foot switch 18 once, power is not continuously supplied for a long time. Therefore, it is possible to avoid unnecessarily cauterizing the living tissue around the veins 37 and 38, and this makes it possible to perform a less invasive treatment. The same effect can be obtained if the power supply time by operating the foot switch 18 is 2 seconds or less.
- the puncture portion 2a is punctured into the veins 37 and 38, and the veins 37 and 38 are directly cauterized.
- the puncture portion 2a is a living tissue near the veins 37 and 38, That is, the veins 37 and 38 may be cauterized indirectly by puncturing the skin 30 and cauterizing the skin 30. That is, the heat cauterizing the living tissue in the vicinity of the veins 37 and 38 is also transmitted to the veins 37 and 38, and the veins 37 and 38 are cauterized and blocked.
- the cylindrical member 3 may be made of an insulating material such as grease. In this way, it is possible to reliably prevent the current flowing through the puncture member 2 from being transmitted to the skin 30. Furthermore, when the cylindrical member 3 is made of a resin, it is possible to reliably prevent the heat of the puncture portion 2a of the puncture member 2 from being transmitted to the skin 30 as compared with a metal member.
- the force for using the cylindrical member 3 can be used to treat varicose vein A without using the cylindrical member 3, as in Modification 1 shown in FIG. Is possible.
- the proximal end side of the puncture portion 2a of the puncture member 2 is covered with, for example, an insulator 45 having a grease material strength. This insulates the skin 30 from the portion other than the puncture portion 2a of the puncture member 2, and prevents the skin 30 from being cauterized by avoiding the current from the apparatus body 1 flowing to the skin 30. It is possible to perform a less invasive treatment.
- the blood in the veins 37 and 38 may be sucked before the veins 37 and 38 are cauterized.
- a syringe 50 as a suction means is attached to the end of the cylindrical member 3 opposite to the puncture side.
- This syringe 50 also constitutes the treatment device 1. Then, by operating the syringe 50 in the suction direction with the tubular member 3 punctured into the veins 37 and 38, blood in the veins 37 and 38 is sucked into the cylinder of the syringe 50.
- the veins 37 and 38 are crushed and the blood in the veins 37 and 38 is almost eliminated, so that the puncture portion 2a can be brought into close contact with the inner surfaces of the veins 37 and 38.
- the veins 37 and 38 can be cauterized effectively by the puncture part 2a, and the time for cauterizing the veins 37 and 38 can be reduced.
- the veins 37 and 38 can be reliably occluded while shortening the length, and a less invasive treatment can be performed.
- the suction means in this case is not limited to the syringe 50, but a suction device for blood suction generally used in a medical field can be used.
- the bending portion 2b may be formed in the middle portion in the longitudinal direction of the puncture member 2.
- the bending portion 2b is formed so that the inclination angle ⁇ force S30 ° or more and 45 ° or less with respect to the horizontal surface on the distal end side in a state where the puncture member 2 is oriented so that the proximal end side is substantially vertical.
- the puncture member 2 is made of a solid bar of approximately the same thickness as that of a medical injection needle of 30G (gauge) to 26G, and the total length of this bar is about 60 mm. Yes.
- the bending portion 2b is formed such that the length in the vertical direction of the puncture member 2 is 40 mm or more and 50 mm or less in a state where the puncture member 2 is disposed so that the base end side is substantially vertical.
- the base end side of the puncture member 2 from the puncture portion 2a is covered with an insulator 45 having a grease strength as in the first modification, while the base end portion of the puncture member 2 is exposed. Yes.
- a rectangular frame portion 2c is provided at the proximal end portion of the puncture member 2, and the frame portion 2c is also exposed from the insulator 45.
- a hook-and-mouth clip 55 is provided at the tip of the connection cord 8 extending from the operation panel 10 of the apparatus body 4.
- connection cord 8 can be easily detached from the puncture member 2. This makes it easy to remove the puncture member 2 from the connection cord 8 after treatment and clean and disinfect it, or to replace the puncture member 2 with a different shape according to the symptoms of varicose vein A. .
- the varicose vein A is occluded by cauterizing the living tissue in the vicinity of the varicose vein A, and specifically, the fine skin distributed on the surface side of the skin 30 It is used for the treatment of cobweb-like varicose veins in which veins 38 have developed varices.
- varicose vein A occurs over a wide range in the direction along the surface of the skin 30, and it is difficult to puncture the puncture part 2a into the vein 38 because the vein 38 is thin.
- the puncture member 2 is inserted into the skin 30, and when the puncture part 2a reaches the vicinity of the varicose vein A, heat is generated to cauterize the skin 30 as a living tissue.
- the vein 38 is cauterized, and then the puncture portion 2a is advanced in the direction in which the varicose vein A spreads, that is, the direction along the surface of the skin 30, so that another portion of the vein 38 can be cauterized.
- the puncture member 2 is driven in the direction along the surface of the skin 30 so that the puncture portion 2a extends along the longitudinal direction of the vein 38, thereby transferring heat generated in the puncture portion 2 to a relatively wide area of the vein 38.
- the wide area of the vein 38 can be cauterized.
- the front end side of the puncture member 2 needs to be directed in a direction along the surface of the skin 30.
- the distal end side of the puncture member 2 is directed in the direction along the surface of the skin 30, since the curved portion 2 b is formed on the puncture member 2, the proximal end side of the puncture member 2 is in contact with the skin 30. It protrudes from the surface of the skin 30 in a state close to vertical, and the surface force of the skin 30 is also separated. Therefore, when cauterizing a wide range of veins 38 as described above, the operator can easily hold the proximal end side of the puncture member 2 and immediately operate the puncture member 2. Further, when puncturing the puncture member 2 into the skin 30, the operator has the proximal end side of the puncture member 2 and the distal end side is substantially perpendicular to the skin 30 to reduce puncture resistance. Can do.
- the puncture member 2 may be configured in a hollow shape with both ends in the longitudinal direction opened.
- the puncture member 2 is also formed with a curved portion 2b as in the third modification, and is covered with an insulator 45, and a base end portion of the puncture member 2 that is not covered with the insulator 45 is a scissor clip 55. It is designed to be sandwiched between.
- the puncture member 2 is formed by processing a hollow bar having the same thickness as that of a 22G or 21G medical needle, and the total length of the bar is about 60 mm.
- the bending portion 2c is formed such that the length of the puncture member 2 in the vertical direction is 40 mm or more and 50 mm or less in a state where the puncture member 2 is disposed so that the base end side is substantially vertical.
- the opening on the distal end side of the puncture member 2 is located on the outer surface of the puncture portion 2a, and serves as a suction port 2d for sucking blood in the veins 37 and 38.
- a connecting member 56 to which a syringe (not shown) is connected is attached to the proximal end side of the puncture member 2.
- the connecting member 56 is formed in a cylindrical shape as a whole, and the inside communicates with the opening on the proximal end side of the puncture member 2.
- the inner surface of the connecting member 56 is formed on a tapered surface 56a of approximately 6Z100, and the distal end side of the syringe is fitted to the tapered surface 56a so that the syringe is connected to the puncture member 2.
- Syringe punctures In the state of being connected to the member 2, the inside of the puncture member 2 and the inside of the syringe are in communication.
- varicose vein A is occluded by cauterizing veins 37 and 38 in which varicose vein A has occurred. That is, after the puncture part 2a of the puncture member 2 is punctured into the varicose vein A, the blood in the varicose vein A is sucked from the suction port 2d by operating the syringe, and then the veins 37 and 38 are directly cauterized.
- the veins 37 and 38 are directly cauterized, since blood is almost lost in the varicose vein A, the puncture portion 2a can be brought into close contact with the inner surface of the veins 37 and 38, and the vein 37 can be contacted by the puncture portion 2a. , 38 can be cauterized effectively.
- the veins 37 and 38 can be reliably occluded while shortening the time for cauterizing the veins 37 and 38, and a less invasive treatment can be performed.
- the connecting member 56 can be connected to suction means such as a suction device for blood suction, which is generally used in a medical field without connecting a syringe.
- a connection block 57 for connecting the suction means 59 and the connection cord 8 may be provided on the proximal end side of the puncture member 2.
- the puncture member 2 of Modification 4 is configured in the same manner as the puncture member 2 of Modification 3 described above.
- the connection block 57 is provided with a conductive connector (not shown) at the proximal end of the puncture member 2, and the connection cord 8 is connected to this connector.
- a suction hose 58 is attached to the connection block 57 so as to communicate with the opening on the proximal end side of the puncture member 2, and the inside of the puncture member 2 and the suction means 59 communicate with each other via the suction hose 58. is doing.
- the veins 37 and 38 can be cauterized.
- a cylindrical member 3 into which the puncture member 2 having the curved portion 2b is inserted may be provided.
- a resin such as Teflon (registered trademark)
- Teflon registered trademark
- the varicose vein treatment apparatus can be used to treat varicose veins generated in veins distributed on the skin of a living body, for example.
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Abstract
Description
Claims
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/661,124 US20080027425A1 (en) | 2004-09-01 | 2005-08-30 | Varicosis Treatment Apparatus |
| EP05781279A EP1787595A4 (en) | 2004-09-01 | 2005-08-30 | SYSTEM FOR THE TREATMENT OF VARICES |
| AU2005278539A AU2005278539A1 (en) | 2004-09-01 | 2005-08-30 | Varicosis treatment apparatus |
| JP2006532706A JPWO2006025366A1 (ja) | 2004-09-01 | 2005-08-30 | 静脈瘤の治療装置 |
| CA002577986A CA2577986A1 (en) | 2004-09-01 | 2005-08-30 | Varix treatment system |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004253957 | 2004-09-01 | ||
| JP2004-253957 | 2004-09-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2006025366A1 true WO2006025366A1 (ja) | 2006-03-09 |
Family
ID=36000018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2005/015733 Ceased WO2006025366A1 (ja) | 2004-09-01 | 2005-08-30 | 静脈瘤の治療装置 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20080027425A1 (ja) |
| EP (1) | EP1787595A4 (ja) |
| JP (1) | JPWO2006025366A1 (ja) |
| CN (1) | CN101035477A (ja) |
| AU (1) | AU2005278539A1 (ja) |
| CA (1) | CA2577986A1 (ja) |
| WO (1) | WO2006025366A1 (ja) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011193907A (ja) * | 2010-03-17 | 2011-10-06 | Morita Mfg Co Ltd | 治療器 |
| WO2019187213A1 (ja) * | 2018-03-27 | 2019-10-03 | 日本ライフライン株式会社 | アブレーションデバイス |
| US11674614B2 (en) | 2020-10-09 | 2023-06-13 | Icu Medical, Inc. | Fluid transfer device and method of use for same |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007014355A2 (en) * | 2005-07-27 | 2007-02-01 | Power Medical Interventions, Inc. | Shaft, e.g., for an electro-mechanical surgical device |
| CN109646294A (zh) * | 2019-02-25 | 2019-04-19 | 上海中医药大学附属曙光医院 | 白癜风电火针仪 |
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| US4269174A (en) * | 1979-08-06 | 1981-05-26 | Medical Dynamics, Inc. | Transcutaneous vasectomy apparatus and method |
| US6293944B1 (en) * | 1999-09-10 | 2001-09-25 | Alan G. Ellman | Combined syringe and electrosurgical electrode for sclerotherapy |
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| US3301258A (en) * | 1963-10-03 | 1967-01-31 | Medtronic Inc | Method and apparatus for treating varicose veins |
| US5437664A (en) * | 1994-01-18 | 1995-08-01 | Endovascular, Inc. | Apparatus and method for venous ligation |
| DE4414807C2 (de) * | 1994-04-28 | 1996-10-02 | Willmen Hans Rainer | Elektrochirurgisches Instrument zur Therapie von Varizen |
| US5897553A (en) * | 1995-11-02 | 1999-04-27 | Medtronic, Inc. | Ball point fluid-assisted electrocautery device |
| IL125417A (en) * | 1996-02-02 | 2004-03-28 | Transvascular Inc | Apparatus for blocking flow through blood vessels |
| US6200312B1 (en) * | 1997-09-11 | 2001-03-13 | Vnus Medical Technologies, Inc. | Expandable vein ligator catheter having multiple electrode leads |
| US6327505B1 (en) * | 1998-05-07 | 2001-12-04 | Medtronic, Inc. | Method and apparatus for rf intraluminal reduction and occlusion |
| JP4583604B2 (ja) * | 1998-12-18 | 2010-11-17 | ツェロン・アクチェンゲゼルシャフト・メディカル・インストゥルメンツ | 組織内の熱電凝固用外科器具のための電極配置体 |
| EP1357842B1 (en) * | 2001-01-16 | 2010-11-03 | Cytyc Surgical Products | Apparatus and method for treating venous reflux |
| WO2002069821A1 (en) * | 2001-03-06 | 2002-09-12 | Thermemed Corp. | Vaporous delivery of thermal energy to tissue sites |
| US6827715B2 (en) * | 2002-01-25 | 2004-12-07 | Medtronic, Inc. | System and method of performing an electrosurgical procedure |
| US7153298B1 (en) * | 2003-03-28 | 2006-12-26 | Vandolay, Inc. | Vascular occlusion systems and methods |
| JP4287237B2 (ja) * | 2003-10-20 | 2009-07-01 | 諭 玉井 | 下肢静脈瘤の治療器具 |
| US7625372B2 (en) * | 2005-02-23 | 2009-12-01 | Vnus Medical Technologies, Inc. | Methods and apparatus for coagulating and/or constricting hollow anatomical structures |
-
2005
- 2005-08-30 CN CNA2005800339819A patent/CN101035477A/zh active Pending
- 2005-08-30 WO PCT/JP2005/015733 patent/WO2006025366A1/ja not_active Ceased
- 2005-08-30 EP EP05781279A patent/EP1787595A4/en not_active Withdrawn
- 2005-08-30 AU AU2005278539A patent/AU2005278539A1/en not_active Abandoned
- 2005-08-30 US US11/661,124 patent/US20080027425A1/en not_active Abandoned
- 2005-08-30 CA CA002577986A patent/CA2577986A1/en not_active Abandoned
- 2005-08-30 JP JP2006532706A patent/JPWO2006025366A1/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4269174A (en) * | 1979-08-06 | 1981-05-26 | Medical Dynamics, Inc. | Transcutaneous vasectomy apparatus and method |
| US6293944B1 (en) * | 1999-09-10 | 2001-09-25 | Alan G. Ellman | Combined syringe and electrosurgical electrode for sclerotherapy |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011193907A (ja) * | 2010-03-17 | 2011-10-06 | Morita Mfg Co Ltd | 治療器 |
| WO2019187213A1 (ja) * | 2018-03-27 | 2019-10-03 | 日本ライフライン株式会社 | アブレーションデバイス |
| JP2019170467A (ja) * | 2018-03-27 | 2019-10-10 | 日本ライフライン株式会社 | アブレーションデバイス |
| TWI693918B (zh) * | 2018-03-27 | 2020-05-21 | 日商日本來富恩股份有限公司 | 消融裝置 |
| US11674614B2 (en) | 2020-10-09 | 2023-06-13 | Icu Medical, Inc. | Fluid transfer device and method of use for same |
| US12345352B2 (en) | 2020-10-09 | 2025-07-01 | Icu Medical, Inc. | Fluid transfer device and method of use for same |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1787595A1 (en) | 2007-05-23 |
| US20080027425A1 (en) | 2008-01-31 |
| CA2577986A1 (en) | 2006-03-09 |
| AU2005278539A1 (en) | 2006-03-09 |
| EP1787595A4 (en) | 2010-09-29 |
| JPWO2006025366A1 (ja) | 2008-05-08 |
| CN101035477A (zh) | 2007-09-12 |
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