WO2013172600A1 - 고주파 열치료용 중첩형 바이폴라 전극 - Google Patents
고주파 열치료용 중첩형 바이폴라 전극 Download PDFInfo
- Publication number
- WO2013172600A1 WO2013172600A1 PCT/KR2013/004143 KR2013004143W WO2013172600A1 WO 2013172600 A1 WO2013172600 A1 WO 2013172600A1 KR 2013004143 W KR2013004143 W KR 2013004143W WO 2013172600 A1 WO2013172600 A1 WO 2013172600A1
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- Prior art keywords
- electrode
- high frequency
- electrode body
- heat treatment
- passive
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/02—Details
- A61N1/04—Electrodes
- A61N1/06—Electrodes for high-frequency therapy
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- 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
- A61B18/1206—Generators therefor
-
- 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
-
- 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
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- 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
- A61B2018/00005—Cooling or heating of the probe or tissue immediately surrounding the probe
- A61B2018/00011—Cooling or heating of the probe or tissue immediately surrounding the probe with fluids
- A61B2018/00023—Cooling or heating of the probe or tissue immediately surrounding the probe with fluids closed, i.e. without wound contact by the fluid
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- 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
- A61B2018/00529—Liver
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- 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
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00577—Ablation
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- 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
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00595—Cauterization
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- 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
- A61B18/1206—Generators therefor
- A61B2018/1246—Generators therefor characterised by the output polarity
- A61B2018/126—Generators therefor characterised by the output polarity bipolar
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- 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
- A61B2018/1405—Electrodes having a specific shape
- A61B2018/1435—Spiral
-
- 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
- A61B18/16—Indifferent or passive electrodes for grounding
- A61B2018/162—Indifferent or passive electrodes for grounding located on the probe body
Definitions
- the present invention relates to a bipolar electrode, and more specifically, to a high-frequency heat treatment electrode that is cauterized by nebulization by heating at high frequency a lesion such as cancer tissue of a body organ, in particular, cauterizing the lesion site of a coronary organ such as a blood vessel with minimal invasion.
- the present invention relates to a bipolar superposition type high frequency thermal therapy electrode.
- cancer tissues occur in body organs such as the liver, they are treated by non-surgical methods or surgical operations.
- the surgical operation is mainly to remove the body of the lesion site, so that the area is very wide, leaving a large scar, there is a problem such as requiring a long period of care.
- cancer tissues, etc. recur, if the recurrence has to be re-operated, there is a significant disadvantage as well as economic burden and risk to the patient.
- Local heat therapy includes radiofrequency ablation, microwave ablation, and laser ablation. Among these, radiofrequency ablation is most effectively used.
- the high-frequency heat treatment is a treatment method in which the cancer tissue is generated by nebulization by high-frequency heat without ablation, when cancer tissue is generated in the body organs, for example, the liver.
- conventional electrode devices for high-frequency heat treatment typically attach a ground pad as a passive electrode body to the epidermis of a patient, insert a needle-like electrode as an active electrode body to the lesion, and then electrically connect them to the high frequency generator. It is supposed to be.
- the general electrode device is operated using a monopolar needle electrode, the high frequency current flowing through the ground pad attached to the epidermis of the patient does not act locally only on the lesion site, and thus the entire path leading to the electrode. Because it acts on, there was a problem that affects the normal organs and tissues, or burn the ground pad attachment site.
- a needle-shaped bipolar electrode having both an active electrode body 113 and a passive electrode body 115 at the tip of one body 111 is provided. It has been proposed.
- the electrode 111 is arranged at an end of the body 111 to connect the active electrode body 113 to the active terminal 151 of the high frequency generator, and the passive electrode body 115 is located behind the electrode 111.
- the insulating portion 123 is disposed between the active electrode body 113 and the passive electrode body 115, thereby providing a connection between the active electrode body 113 and the passive electrode body 115. Is intended to produce high frequency energy radiation. Therefore, since the path from the active electrode body 115 to the passive electrode body 115 becomes very short, the range of the body part affected by the high frequency current can be greatly reduced.
- the fever range is formed in an ellipsoidal shape around the insulator 123, while the lesion site that needs treatment is formed in the coronary tissue. Since it occurs in a cylindrical shape along the shape, in the vicinity of the insulation portion 123, which is the middle point of the heat generation range in the longitudinal direction, by cauterizing the normal tissue around the coronary tissue at the portion where the heat generation range exceeds the lesion area (F mark in Fig. 2). On the contrary, there was a problem in that the fever range could not reach the lesion site and failed to cauterize the lesion site at both ends of the fever range in the longitudinal direction.
- the present invention has been made to solve the above-mentioned conventional problems, by arranging bipolar electrodes to spirally overlap each other in the electrode body, in particular, in the treatment of tubular tissues such as blood vessels, that is, the range of heat generation due to high-frequency energy radiation,
- the aim is to minimize the damage to adjacent normal tissues generated by cauterization of the lesion by maximally matching the cauterization range with the lesion, and thus to improve the efficiency of thermal treatment of the electrode.
- the present invention to achieve the above object is a cylindrical electrode body; An active electrode body wound several times from the leading end portion of the outer circumferential surface of the body and connected to one terminal of the high frequency generator; And a passive electrode body wound multiple times from the outer peripheral surface leading end portion of the body toward the rear end between the active electrode bodies and connected to the other terminal of the high frequency generator.
- the active electrode body and the passive electrode body are spirally wound on the outer circumferential surface of the body with a constant alternating interval therebetween.
- either one of the active electrode body and the passive electrode body may include concentrating portions that are successively overlapped with each other without being alternated with the other electrode, wherein the concentrating portions have no or dense spacing between the electrodes. It is preferred to be wound around the outer circumferential surface of the body at intervals.
- the concentrating portion of the one electrode has an insulating gap between the concentrating portion of the corresponding other electrode.
- the outer peripheral surface of the body corresponding to the insulating gap is preferably formed with an insulating portion.
- FIG. 1 is a view showing a conventional high-frequency thermal therapy bipolar electrode.
- FIG. 2 is a view showing a heating range due to high frequency energy radiation on the electrode shown in FIG.
- FIG. 3 is a schematic diagram showing an electrode device for high frequency heat treatment to which the bipolar electrode for high frequency heat treatment according to the present invention.
- FIG. 4 is an enlarged view of the electrode illustrated in FIG. 3.
- FIG. 5 is a view showing a heating range generated by high frequency energy radiation in a state in which the electrode shown in FIG. 4 is disposed on a lesion of a blood vessel.
- FIG. 6 is a view showing an electrode according to another embodiment of the present invention with a heating range.
- FIG. 7 is a view showing an electrode according to another embodiment of the present invention with a heating range.
- the superposition type bipolar electrode for radiofrequency thermal treatment of the present invention is applicable to various types of radiofrequency thermal therapy apparatus as an electrode probe, as shown by reference numeral 1 in FIG. Radiation, coagulation necrosis of the surrounding tissues by high-frequency energy.
- the electrode device 10 for high frequency thermal treatment to which the electrode 1 of the present invention is applied has a handle 2, an electrode wire 3, a cooling tube 4, in addition to the electrode 1. And a high frequency generator 5, wherein the handle 2 is a part held by the operator to use the electrode 1, as shown in FIG. 3, at the rear end of the electrode 1.
- the electrode wire 3 is a portion for electrically connecting the electrode 1 and the high frequency generator 5 through the handle 2, and extends from the handle 2 to the high frequency generator 5.
- the cooling tube 4 is a means for cooling the electrode device 1, and is connected to the handle 2 to supply, recover and circulate the cooling water as shown in FIG.
- the high frequency generator 5 is a device for generating high frequency alternating current, and is widely used in general electrical procedures. As described below, the active electrode body 13 of the electrode 1 or the positive and negative terminals is described. The passive electrode body 15 is selectively connected to supply high frequency alternating current to the electrode 1.
- the electrode 1 according to the present invention as shown in Figures 3 to 5, the body 11 is inserted into the tissue of the lesion site, the active electrode body 13 and the passive wound on the body 11 and passive It consists of an electrode body 15.
- the body 11 is formed as a long thin tapered needle like a needle as shown in FIG. 4 or a long thin cylindrical tube as shown in FIG. 5, in the case of the needle body of FIG.
- the tip is pointed to facilitate insertion into the site tissue, and the other end is connected to the handle 2 as shown in FIG.
- the body 11 is connected to the end of the moving wire when applied to the catheter in the form of a cylindrical tube as shown in FIG.
- the active and passive electrode bodies 13 and 15 radiate the high frequency current generated by the high frequency generator 5 from the electrode 1, as shown in detail in FIGS. 3 to 5, respectively, the body ( Winding is inclined in the helical direction from the leading end of the outer peripheral surface of 11) to the rear end side.
- the two electrode bodies 13 and 15 are formed by winding a plurality of circuits two or more times side by side with the same lead angle, wherein the active electrode body 13 has the other end as shown in the active line of the electrode line 3.
- 14 is connected to the active terminal 51 of the high frequency generator 5, and the passive electrode body 15 is connected to the passive terminal of the high frequency generator 5 through the passive line 16 of the electrode line 3 on the other end thereof. 52).
- the active terminal 51 or the passive terminal 52 may be a positive electrode or a negative electrode for convenience.
- the passive electrode body 15 is also wound inclined between the active electrode body 13 wound in a spiral direction, the distance between each other
- heat generation starts around the middle point of the pitch P of each electrode body 13 and 15.
- the heat generation range is shorter because the pitch P is shorter than the diameter of the body 11. It is formed in a cylindrical shape surrounding (11), more preferably, if the pitch (P) between the electrode body (13, 15) is constant as shown in Figs. 4 and 5, that is, the alternate interval between the electrode body (13, 15) If this is constant, the heating range becomes a cylindrical shape of the longitudinal section rectangle as shown in FIG.
- the electrode 1 corresponds to the active electrode body 13 and the passive electrode body 15 in one-to-one correspondence with one or more concentrators 17. , 19).
- the concentrated portions 17 and 19 of each of the active electrode body 13 and the passive electrode body 15 are formed at mutually corresponding positions of the passive electrode body 15 or the active electrode body 13 as shown in the drawing.
- one electrode is wound up continuously without alternating with the other electrode.
- each of the concentrators 17 and 19 has a spacing between the pitches PC of the electrode bodies 13 and 15 as shown in FIGS. 6 and 7 in order to increase the emission density of the high frequency energy. It is made denser than the pitch P of the other part of or preferably wound around the outer circumferential surface of the body 11 without a pitch gap, that is, without a gap.
- each concentrator 17 and 19 can be viewed as one winding because the pitch PC of the winding is short or absent, and as shown in FIG.
- the pitch PC of the winding is short or absent, and as shown in FIG.
- the insulating portion 23 when the insulating portion 23 is formed between the corresponding concentrated portions 17 and 19, that is, the outer peripheral surface of the body 11 of the insulating gap, the corresponding concentrated portion ( Even if the insulation gap 21 between the 17 and 19 is not sufficiently secured as shown in FIG. 6, the insulation performance can be maintained by the insulation portion 23, and thus, the high frequency energy radiation efficiency can be increased.
- Electrode 1 according to the present invention is to be necrotic by the high-frequency energy radiation to the surrounding tissue of the lesion to be treated, can be used by plugging into the target site in accordance with the usual use method
- the effect can be maximized when used in the tubular organ (V), such as blood vessels as shown in FIG.
- the electrode 1 of the present invention is useful when performing lesions of coronary organs such as blood vessels, etc., which, according to the electrode 1 of the present invention, is a high frequency current radiated in a cylindrical shape as indicated by A in FIG. This is because the lesions generated in the tubular organ (V) in a cylindrical shape can be cauterized effectively while being limited.
- the electrode 1 is inserted into the coronal organ with the start of the procedure to find the lesion site and move side by side along the center of the coronary organ by the electrode device 10, and a labeling means such as an X-ray marker (not shown). It is placed at the exact target position, that is, the lesion site.
- the high frequency generator 5 operates to radiate high frequency alternating current between the active electrode body 13 and the passive electrode body 15.
- the passive electrode body 15 has high-frequency energy radiation between the adjacent electrodes and the electrodes at pitch P intervals as mentioned above, and is a cylindrical high frequency energy as indicated by A as a whole. A spinning zone is formed.
- the two electrode bodies 13 and 15 generate frictional heat by causing ions of the lesion tissue to vibrate by the energy generated in the radiation zone, thereby raising the temperature of the lesion tissue by the heat.
- the tracheal lesions can be effectively treated to a minimum thickness, i.e. without damaging other adjacent tissues, by a cylindrical radiation zone that follows the shape of the lesion site.
- the heat generating range of the cylindrical shape is formed by the electrode bodies 13 and 15.
- the heating section (B of FIG. 6 and C of FIG. 7) of an elliptic sphere, that is, a longitudinal cross-section corresponds to the insulating gap 21 or the insulating portion 23 by the concentrating portions 17 and 19. At least one is formed according to the number of pairs of concentrators 17 and 19.
- the bipolar electrodes are arranged to spirally overlap each other in the electrode body, and the heat generated by the high frequency energy radiation generated between the adjacent corresponding active electrode bodies and the passive electrode bodies. Since the range becomes cylindrical, the range of heat generated by the electrode during cauterization coincides in shape with the lesion site of the coronary tissue such as blood vessels. It is possible to minimize the damage and to reduce the cauterization omissions occurring at both ends of the cautery portion, thereby significantly improving the thermal treatment efficiency by the electrode.
- each of the concentrators are disposed at mutually corresponding positions of the active electrode body and the passive electrode body, not only the cylindrical heating range is formed by the two electrodes but also the radial direction of the tubular tissue at the point where the concentrator is located.
- the extended elliptic globular fever range is added, so that it is possible to cauterize the lesion area of the coronary tissue evenly and to perform a wider catheterization on a wider specific area. The treatment efficiency can be further improved.
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Abstract
Description
Claims (5)
- 원통형의 몸체;상기 몸체의 외주면 일측에 복수 회 감겨 고주파 발생기의 일측 단자에 연결된 액티브 전극체; 및상기 액티브 전극체 사이로 상기 몸체의 외주면 일측에 복수 회 감겨 상기 고주파 발생기의 타측 단자에 연결된 패시브 전극체;를 포함하여 이루어지는 것을 특징으로 하는 고주파 열치료용 중첩형 바이폴라 전극.
- 청구항 1에 있어서,상기 액티브 전극체와 상기 패시브 전극체는 상호 간에 일정한 교대 간격을 두고 상기 몸체의 외주면에 나선형으로 감겨 있는 것을 특징으로 하는 고주파 열치료용 중첩형 바이폴라 전극.
- 청구항 2에 있어서,상기 액티브 전극체 또는 상기 패시브 전극체 중 어느 한 쪽 전극체는 다른 한 쪽 전극체와 교대되지 않고 연속해서 중첩된 집중부를 각각 포함하되, 상기 집중부는 상기 전극체가 상기 교대 간격보다 조밀한 간격 또는 무 간격으로 상기 몸체의 외주면에 감겨 있는 것을 특징으로 하는 고주파 열치료용 중첩형 바이폴라 전극.
- 청구항 3에 있어서,상기 어느 한 쪽 전극체의 상기 집중부는 대응하는 다른 한 쪽 전극체의 집중부와의 사이에 절연 틈새를 두고 있는 것을 특징으로 하는 고주파 열치료용 중첩형 바이폴라 전극.
- 청구항 4에 있어서,상기 절연 틈새에 대응하는 상기 몸체의 외주면에는 절연부가 형성되는 것을 특징으로 하는 고주파 열치료용 중첩형 바이폴라 전극.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
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CN201380025978.7A CN104540464B (zh) | 2012-05-18 | 2013-05-10 | 高频热疗用重叠型双极性电极 |
ES13791420.6T ES2668304T3 (es) | 2012-05-18 | 2013-05-10 | Electrodo bipolar en solapamiento para tratamiento térmico de alta frecuencia |
JP2015512572A JP6014754B2 (ja) | 2012-05-18 | 2013-05-10 | 高周波熱治療用重畳型バイポーラ電極 |
US14/401,880 US9782213B2 (en) | 2012-05-18 | 2013-05-10 | Overlapping bipolar electrode for high-frequency heat treatment |
EP13791420.6A EP2851026B8 (en) | 2012-05-18 | 2013-05-10 | Overlapping bipolar electrode for high-frequency heat treatment |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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KR10-2012-0053127 | 2012-05-18 | ||
KR1020120053127A KR101415900B1 (ko) | 2012-05-18 | 2012-05-18 | 고주파 열치료용 중첩형 바이폴라 전극 |
Publications (1)
Publication Number | Publication Date |
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WO2013172600A1 true WO2013172600A1 (ko) | 2013-11-21 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/KR2013/004143 WO2013172600A1 (ko) | 2012-05-18 | 2013-05-10 | 고주파 열치료용 중첩형 바이폴라 전극 |
Country Status (7)
Country | Link |
---|---|
US (1) | US9782213B2 (ko) |
EP (1) | EP2851026B8 (ko) |
JP (1) | JP6014754B2 (ko) |
KR (1) | KR101415900B1 (ko) |
CN (1) | CN104540464B (ko) |
ES (1) | ES2668304T3 (ko) |
WO (1) | WO2013172600A1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017521121A (ja) * | 2014-05-28 | 2017-08-03 | テウン メディカル カンパニー リミテッド | 人体挿入電極位置感知装置および方法 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101645273B1 (ko) | 2014-06-09 | 2016-08-05 | 주식회사 스타메드 | 고주파 열 치료용 바이폴라 전극 |
EP3326561B1 (en) * | 2015-07-21 | 2020-07-01 | Starmed Co., Ltd. | Bipolar electrode for radio frequency ablation |
KR101963621B1 (ko) | 2016-11-04 | 2019-04-01 | 주식회사 스타메드 | 고주파 열 치료 장치 |
WO2018189975A1 (ja) * | 2017-04-12 | 2018-10-18 | 住友電気工業株式会社 | 中継装置、転送方法、およびコンピュータプログラム |
TWI634868B (zh) | 2017-12-22 | 2018-09-11 | 財團法人工業技術研究院 | 雙極電極探針 |
KR102442172B1 (ko) * | 2020-07-29 | 2022-09-08 | 주식회사 바이오유닛 | 혈관 치료용 바이폴라 카테타 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020099366A1 (en) * | 1995-11-22 | 2002-07-25 | Arthrocare Corporation, A Delaware Corporation | Electrosurgical apparatus and methods for treatment and removal of tissue |
WO2005065559A1 (ja) * | 2004-01-06 | 2005-07-21 | Toray Industries, Inc. | バルーンカテーテル |
JP3848122B2 (ja) * | 2001-10-15 | 2006-11-22 | 株式会社日本メディックス | バルーンカテーテル装置およびその温度検出用ユニット |
KR100973307B1 (ko) * | 2008-04-15 | 2010-07-30 | 중앙대학교 산학협력단 | 바이 폴라 전극 방식의 가이드 와이어 및 이를 이용한카테터 시스템 |
US20110264085A1 (en) * | 2008-12-19 | 2011-10-27 | Japan Electel Inc. | Balloon catheter system |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US164184A (en) | 1875-06-08 | Improvement in vesicular electrodes | ||
US5749914A (en) | 1989-01-06 | 1998-05-12 | Advanced Coronary Intervention | Catheter for obstructed stent |
US5334193A (en) | 1992-11-13 | 1994-08-02 | American Cardiac Ablation Co., Inc. | Fluid cooled ablation catheter |
JPH09140807A (ja) | 1995-11-21 | 1997-06-03 | Olympus Optical Co Ltd | ハイパーサーミアアプリケータ |
US5830179A (en) | 1996-04-09 | 1998-11-03 | Endocare, Inc. | Urological stent therapy system and method |
US5921954A (en) | 1996-07-10 | 1999-07-13 | Mohr, Jr.; Lawrence G. | Treating aneurysms by applying hardening/softening agents to hardenable/softenable substances |
US5972026A (en) * | 1997-04-07 | 1999-10-26 | Broncus Technologies, Inc. | Bronchial stenter having diametrically adjustable electrodes |
EP1568325B1 (en) | 1997-06-05 | 2011-02-23 | Adiana, Inc. | A device for sterilization of a female |
US6014589A (en) | 1997-11-12 | 2000-01-11 | Vnus Medical Technologies, Inc. | Catheter having expandable electrodes and adjustable stent |
US6432104B1 (en) | 1998-04-15 | 2002-08-13 | Scimed Life Systems, Inc. | Electro-cautery catherer |
JP2000140118A (ja) | 1998-11-09 | 2000-05-23 | Olympus Optical Co Ltd | 高周波処置具 |
US6488680B1 (en) * | 2000-04-27 | 2002-12-03 | Medtronic, Inc. | Variable length electrodes for delivery of irrigated ablation |
US7209783B2 (en) | 2001-06-15 | 2007-04-24 | Cardiac Pacemakers, Inc. | Ablation stent for treating atrial fibrillation |
WO2004045442A1 (en) | 2002-11-15 | 2004-06-03 | C.R.Bard, Inc. | Electrophysiology catheter with ablation electrode |
US7591845B2 (en) | 2003-02-19 | 2009-09-22 | Taewoong Medical Co., Ltd. | Stent for high frequency thermotherapy |
US20050049670A1 (en) | 2003-08-29 | 2005-03-03 | Jones Donald K. | Self-expanding stent and stent delivery system for treatment of vascular disease |
JP4481880B2 (ja) | 2005-06-03 | 2010-06-16 | オリンパスメディカルシステムズ株式会社 | ステント留置装置 |
JP2009537272A (ja) | 2006-05-23 | 2009-10-29 | エミシジョン リミテッド | 腫瘍などの組織を治療するための装置及び方法 |
US20100191151A1 (en) | 2007-06-15 | 2010-07-29 | Taewoong Medical Co., Ltd. | Bipolar electrode type guide wire and catheter system |
KR101000320B1 (ko) * | 2008-04-15 | 2010-12-13 | (주) 태웅메디칼 | 바이폴라 전극 방식의 가이드 와이어 및 이를 이용한카테터 시스템 |
US20090088785A1 (en) * | 2007-09-28 | 2009-04-02 | Shinya Masuda | Surgical operating apparatus |
WO2009121017A1 (en) * | 2008-03-27 | 2009-10-01 | The Regents Of The University Of California | Balloon catheter for reducing restenosis via irreversible electroporation |
CA2724410C (en) | 2008-05-16 | 2017-08-29 | Trod Medical | Percutaneous and laparoscopic surgical instrument |
JP5371309B2 (ja) * | 2008-07-23 | 2013-12-18 | オリンパスメディカルシステムズ株式会社 | 高周波処置具 |
US20110202052A1 (en) * | 2010-02-12 | 2011-08-18 | Daniel Gelbart | System for treating benign prostatic hyperplasia |
CN102038565B (zh) | 2010-12-17 | 2013-08-14 | 北京有色金属研究总院 | 新型大血管支架放送系统 |
-
2012
- 2012-05-18 KR KR1020120053127A patent/KR101415900B1/ko active IP Right Grant
-
2013
- 2013-05-10 US US14/401,880 patent/US9782213B2/en active Active
- 2013-05-10 CN CN201380025978.7A patent/CN104540464B/zh active Active
- 2013-05-10 WO PCT/KR2013/004143 patent/WO2013172600A1/ko active Application Filing
- 2013-05-10 EP EP13791420.6A patent/EP2851026B8/en active Active
- 2013-05-10 JP JP2015512572A patent/JP6014754B2/ja active Active
- 2013-05-10 ES ES13791420.6T patent/ES2668304T3/es active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020099366A1 (en) * | 1995-11-22 | 2002-07-25 | Arthrocare Corporation, A Delaware Corporation | Electrosurgical apparatus and methods for treatment and removal of tissue |
JP3848122B2 (ja) * | 2001-10-15 | 2006-11-22 | 株式会社日本メディックス | バルーンカテーテル装置およびその温度検出用ユニット |
WO2005065559A1 (ja) * | 2004-01-06 | 2005-07-21 | Toray Industries, Inc. | バルーンカテーテル |
KR100973307B1 (ko) * | 2008-04-15 | 2010-07-30 | 중앙대학교 산학협력단 | 바이 폴라 전극 방식의 가이드 와이어 및 이를 이용한카테터 시스템 |
US20110264085A1 (en) * | 2008-12-19 | 2011-10-27 | Japan Electel Inc. | Balloon catheter system |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017521121A (ja) * | 2014-05-28 | 2017-08-03 | テウン メディカル カンパニー リミテッド | 人体挿入電極位置感知装置および方法 |
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EP2851026A4 (en) | 2016-01-13 |
US20150133916A1 (en) | 2015-05-14 |
EP2851026A1 (en) | 2015-03-25 |
US9782213B2 (en) | 2017-10-10 |
EP2851026B8 (en) | 2018-04-04 |
KR101415900B1 (ko) | 2014-07-08 |
CN104540464A (zh) | 2015-04-22 |
KR20130128926A (ko) | 2013-11-27 |
ES2668304T3 (es) | 2018-05-17 |
JP6014754B2 (ja) | 2016-10-25 |
JP2015517357A (ja) | 2015-06-22 |
EP2851026B1 (en) | 2018-02-14 |
CN104540464B (zh) | 2017-03-08 |
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