JP2007037932A5 - - Google Patents

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Publication number
JP2007037932A5
JP2007037932A5 JP2005244968A JP2005244968A JP2007037932A5 JP 2007037932 A5 JP2007037932 A5 JP 2007037932A5 JP 2005244968 A JP2005244968 A JP 2005244968A JP 2005244968 A JP2005244968 A JP 2005244968A JP 2007037932 A5 JP2007037932 A5 JP 2007037932A5
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JP
Japan
Prior art keywords
sealing assembly
heat
electrode sealing
jaw member
heat sink
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.)
Pending
Application number
JP2005244968A
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Japanese (ja)
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JP2007037932A (en
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Publication date
Application filed filed Critical
Priority to JP2005244968A priority Critical patent/JP2007037932A/en
Priority claimed from JP2005244968A external-priority patent/JP2007037932A/en
Publication of JP2007037932A publication Critical patent/JP2007037932A/en
Publication of JP2007037932A5 publication Critical patent/JP2007037932A5/ja
Pending legal-status Critical Current

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Claims (8)

組織をシーリングする電気外科器具に使用するように設計された電極シーリング組立体において、
第一および第二ジョー部材を有し、該ジョー部材は、互いに間隔を隔てた関係をなす第一位置から、ジョー部材間に組織を掴むための少なくとも１つの第二位置へと移動でき、両ジョー部材は、
互いに対向関係をなして配置された導電性シーリングプレートを有し、少なくとも１つのジョー部材が、
シーリングプレートの外表面と直接接触する第一表面を備えた熱電冷却プレートを有し、該熱電冷却プレートは、この両側面に配置された第一および第二電気的接続部を備え、第一接続部は第一電位を選択的に伝達するように構成され、第二接続部は第二電位を選択的に伝達するように構成されており、シーリングプレートにより発生された熱が、熱電冷却プレートを介して組織から搬出され、
前記少なくとも１つのジョー部材は更に、熱電冷却プレートの第二表面と直接接触して配置されたヒートシンクを有しており、
前記ヒートシンクは、熱伝導性電気絶縁性クールポリマーでできていることを特徴とする電極シーリング組立体。 In an electrode sealing assembly designed for use in an electrosurgical instrument for sealing tissue,
A first and second jaw member, the jaw member being movable from a first position in spaced relation to each other to at least one second position for grasping tissue between the jaw members; The jaw member
Having electrically conductive sealing plates disposed in opposing relation to each other, wherein at least one jaw member comprises:
A thermoelectric cooling plate with a first surface in direct contact with the outer surface of the sealing plate, the thermoelectric cooling plate comprising first and second electrical connections disposed on both sides, the first connection The portion is configured to selectively transmit the first potential, and the second connection portion is configured to selectively transmit the second potential, so that the heat generated by the sealing plate is transmitted to the thermoelectric cooling plate. Through the organization ,
The at least one jaw member further includes a heat sink disposed in direct contact with the second surface of the thermoelectric cooling plate;
The electrode sealing assembly is characterized in that the heat sink is made of a thermally conductive and electrically insulating cool polymer . 前記ヒートシンクは、少なくとも１つのジョー部材に熱を搬送しかつ少なくとも１つのジョー部材から熱を搬出するように第二ヒートシンクと熱交換するように構成されていることを特徴とする請求項１記載の電極シーリング組立体。 The heat sink according to claim 1, characterized in that it is configured to the second heat sink and the heat exchanger so as to carry the heat from the transported heat to at least one of the jaw members and at least one jaw member Electrode sealing assembly. 前記ヒートシンクは、これを通って配置されたクーラントラインを有していることを特徴とする請求項１記載の電極シーリング組立体。 The electrode sealing assembly of claim 1 , wherein the heat sink has a coolant line disposed therethrough. 前記クーラントラインは、熱電冷却プレートから熱を搬出するクーラントを受入れるように構成されていることを特徴とする請求項３記載の電極シーリング組立体。 The electrode sealing assembly according to claim 3 , wherein the coolant line is configured to receive a coolant that removes heat from a thermoelectric cooling plate. 前記クーラントは、熱伝導性を有する非導電性流体であることを特徴とする請求項４記載の電極シーリング組立体。 The electrode sealing assembly according to claim 4 , wherein the coolant is a non-conductive fluid having thermal conductivity. 前記非導電性流体は、空気、窒素および二酸化炭素からなる群のうちの１つであることを特徴とする請求項５記載の電極シーリング組立体。 6. The electrode sealing assembly of claim 5, wherein the non-conductive fluid is one of the group consisting of air, nitrogen and carbon dioxide. 前記第二ヒートシンクは、熱伝導性電気絶縁性クールポリマーでできていることを特徴とする請求項２記載の電極シーリング組立体。3. The electrode sealing assembly according to claim 2, wherein the second heat sink is made of a heat conductive electrically insulating cool polymer. 前記クーラントは、薬用流体であることを特徴とする請求項４記載の電極シーリング組立体。The electrode sealing assembly according to claim 4, wherein the coolant is a medicinal fluid.
JP2005244968A 2005-07-29 2005-07-29 Electrosurgery apparatus which reduces thermal damage to adjoining tissue Pending JP2007037932A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2005244968A JP2007037932A (en) 2005-07-29 2005-07-29 Electrosurgery apparatus which reduces thermal damage to adjoining tissue

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005244968A JP2007037932A (en) 2005-07-29 2005-07-29 Electrosurgery apparatus which reduces thermal damage to adjoining tissue

Publications (2)

Publication Number Publication Date
JP2007037932A JP2007037932A (en) 2007-02-15
JP2007037932A5 true JP2007037932A5 (en) 2011-06-16

Family

ID=37796431

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005244968A Pending JP2007037932A (en) 2005-07-29 2005-07-29 Electrosurgery apparatus which reduces thermal damage to adjoining tissue

Country Status (1)

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JP (1) JP2007037932A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7931649B2 (en) * 2002-10-04 2011-04-26 Tyco Healthcare Group Lp Vessel sealing instrument with electrical cutting mechanism
JP7236077B2 (en) * 2019-09-05 2023-03-09 株式会社サーフテクノロジー Parts or components for medical equipment

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6953461B2 (en) * 2002-05-16 2005-10-11 Tissuelink Medical, Inc. Fluid-assisted medical devices, systems and methods
US7311703B2 (en) * 2003-07-18 2007-12-25 Vivant Medical, Inc. Devices and methods for cooling microwave antennas
GB0322766D0 (en) * 2003-09-29 2003-10-29 Emcision Ltd Surgical resection device

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