JP2008168138A - 超音波処置装置 - Google Patents
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- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/320068—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic
- A61B17/320092—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic with additional movable means for clamping or cutting tissue, e.g. with a pivoting jaw
- A61B2017/320095—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic with additional movable means for clamping or cutting tissue, e.g. with a pivoting jaw with sealing or cauterizing means
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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
- A61B2018/00053—Mechanical features of the instrument of device
- A61B2018/00172—Connectors and adapters therefor
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Abstract
【解決手段】シースユニットとハンドルユニットとの連結体に設けられた高周波電気経路はシースユニット側電気経路とハンドルユニット側電気経路と、シースユニットとハンドルユニットとの接続動作にともない経路の接続動作を行う電気接続部を有する。電気接続部はシースユニットの外周フランジ部33bとハンドルユニットの内部で外周フランジ部33bに対し係脱可能に係合する係合部46を有し、係合部46はシースユニットとハンドルユニットとの連結時に、外周フランジ部33bに対して非圧縮位置と圧接位置とに切替えられ、圧接位置でシースユニット側電気経路とハンドルユニット側電気経路との間を導通させる導電ゴムリング94bを具備する。
【選択図】図17B
Description
Claims (11)
- 超音波振動を発生する超音波振動子と、
先端部および基端部を有し、前記基端部が前記超音波振動子に連結され、前記超音波振動子から出力される超音波が伝達されるプローブ部と、
先端部および基端部を有する円筒体によって形成され、前記プローブ部が挿脱可能に挿入されるシース部、前記シース部は、前記先端部に前記プローブ部に対峙して回動自在に支持されるジョーを有する,と、
前記シース部の前記基端部に着脱可能に連結され、前記ジョーを前記プローブ部に対して開閉操作するハンドル部、前記ハンドル部は前記超音波振動子が着脱自在に接続される振動子接続部を有する,と、
前記シース部と前記ハンドル部との連結体に設けられ、高周波電流が伝達される高周波電気経路と、
を具備し、
前記高周波電気経路は、
前記シース部側に配置されたシース部側電気経路と、
前記ハンドル部側に配置されたハンドル部側電気経路と、
前記シース部と前記ハンドル部との接続動作にともない前記シース部側電気経路と前記ハンドル部側電気経路との接続動作を行う電気接続部と、
を有し、
前記電気接続部は、
前記シース部の前記基端部に配置され、前記シース部の外周に形成されるとともに、前記シース部側電気経路に接続された外周フランジ部と、
前記ハンドル部の内部に配置され、前記外周フランジ部に対して係脱可能に係合する係合部と、
を有し、
前記係合部は、前記シース部と前記ハンドル部との連結時に、前記外周フランジ部が挿入される挿入穴構成部と、
前記挿入穴構成部内に配置され、前記外周フランジ部に対して非圧接状態で保持される非圧接位置と、前記外周フランジ部に対して圧接される圧接位置とに切替えられ、前記圧接位置で前記シース部側電気経路と前記ハンドル部側電気経路との間を導通させる付勢部と、
を具備することを特徴とする超音波処置装置。 - 前記外周フランジ部は、非円形の異形状に形成された外周部を有し、
前記付勢部は、前記ハンドル部の内部に配置され、前記挿入穴構成部内に前記外周フランジ部が前記シース部の軸方向に沿って挿入される挿入動作位置では前記外周フランジ部に対して前記非圧接位置で保持され、前記外周フランジ部が前記挿入動作位置から前記シース部の中心軸の軸回り方向に回転する動作にともない前記圧接位置に切替えられることを特徴とする請求項1に記載の超音波処置装置。 - 前記付勢部は、リング状のゴム部を有し、
前記シース部と前記ハンドル部との接続時には、前記ゴム部を前記外周フランジ部に圧接させて前記シース部側電気経路と前記ハンドル部側電気経路との間を導通させる方向に付勢することを特徴とする請求項2に記載の超音波処置装置。 - 前記ゴム部は、導電性ゴムによって形成されていることを特徴とする請求項3に記載の超音波処置装置。
- 前記付勢部は、板ばね状の付勢部材を有し、
前記シース部と前記ハンドル部との接続時には、前記付勢部材を前記外周フランジ部に圧接させて前記シース部側電気経路と前記ハンドル部側電気経路との間を導通させる方向に付勢することを特徴とする請求項1に記載の超音波処置装置。 - 超音波振動を発生する超音波振動子と、
先端部および基端部を有し、前記基端部が前記超音波振動子に連結され、前記超音波振動子から出力される超音波が伝達されるプローブ部と、
前記超音波振動子と前記プローブ部との連結体に設けられ、高周波電流が伝達される第1の高周波電気経路と、
先端部および基端部を有する円筒体によって形成され、前記プローブ部が挿脱可能に挿入されるシース部、前記シース部は、前記先端部に前記プローブ部に対峙して回動自在に支持されるジョーを有する,と、
前記シース部の前記基端部に着脱可能に連結され、前記ジョーを前記プローブ部に対して開閉操作するハンドル部、前記ハンドル部は前記超音波振動子が着脱自在に接続される振動子接続部を有する,と、
前記シース部と前記ハンドル部との連結体に設けられ、高周波電流が伝達される第2の高周波電気経路と、
を具備し、
前記第2の高周波電気経路は、
前記シース部側に配置されたシース部側電気経路と、
前記ハンドル部側に配置されたハンドル部側電気経路と、
前記シース部と前記ハンドル部との接続動作にともない前記シース部側電気経路と前記ハンドル部側電気経路との接続動作を行う電気接続部と、
を有し、
前記電気接続部は、
前記シース部の前記基端部に配置され、前記シース部の外周に形成されるとともに、前記シース部側電気経路に接続された外周フランジ部と、
前記ハンドル部の内部に配置され、前記外周フランジ部に対して係脱可能に係合する係合部と、
を有し、
前記係合部は、前記シース部と前記ハンドル部との連結時に、前記外周フランジ部が挿入される挿入穴構成部と、
前記挿入穴構成部内に配置され、前記ハンドル部と前記シース部との間が前記シース部の中心軸の軸回り方向に相対的に回転する動作にともない前記外周フランジ部に対して非圧接状態で保持される非圧接位置と、前記外周フランジ部に対して圧接される圧接位置とに切替えられ、前記圧接位置で前記シース部側電気経路と前記ハンドル部側電気経路との間を導通させる付勢部と、
を具備することを特徴とする超音波処置装置。 - 前記ハンドル部は、前記シース部を前記シース部の中心線を中心に軸回り方向に回転駆動する回転操作部を有し、
前記振動子接続部は、前記プローブ部と前記ハンドル部との接続時に前記プローブ部と前記第2の高周波電気経路との間を絶縁する絶縁材料によって形成された管状部材を有することを特徴とする請求項6に記載の超音波処置装置。 - 前記管状部材は、前記プローブ部と前記ハンドル部との接続時に前記プローブの回転位置を規制する位置規制機構を有することを特徴とする請求項7に記載の超音波処置装置。
- 前記位置規制機構は、前記管状部材の内周面に内方向に突設された突出部と、
前記プローブ部の外周面に形成され、前記管状部材の突出部と係合する係合凹部とを有することを特徴とする請求項8に記載の超音波処置装置。 - 前記プローブ部は、先端部に前記プローブ部の中心線方向から外れた方向に湾曲された先端湾曲部を有し、
前記ジョーは、前記プローブ部の前記先端湾曲部と対応する形状に湾曲された先端湾曲部を有することを特徴とする請求項6に記載の超音波処置装置。 - 前記ハンドル部は、前記シース部を前記シース部の中心線を中心に軸回り方向に回転駆動する回転操作部を有し、
前記シース部は、前記プローブ部と前記ハンドル部との接続時に前記プローブ部と前記第2の高周波電気経路との間を絶縁する絶縁材料によって形成された管状部材を有することを特徴とする請求項6に記載の超音波処置装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/623,228 | 2007-01-15 | ||
US11/623,228 US20080171938A1 (en) | 2007-01-15 | 2007-01-15 | Ultrasonic operating apparatus |
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JP2008168138A true JP2008168138A (ja) | 2008-07-24 |
JP5148299B2 JP5148299B2 (ja) | 2013-02-20 |
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JP2008006264A Active JP5148299B2 (ja) | 2007-01-15 | 2008-01-15 | 超音波処置装置 |
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US (1) | US20080171938A1 (ja) |
EP (1) | EP1943969B1 (ja) |
JP (1) | JP5148299B2 (ja) |
CN (2) | CN201230889Y (ja) |
AT (1) | ATE441371T1 (ja) |
DE (1) | DE602008000118D1 (ja) |
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Also Published As
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EP1943969A1 (en) | 2008-07-16 |
US20080171938A1 (en) | 2008-07-17 |
ATE441371T1 (de) | 2009-09-15 |
JP5148299B2 (ja) | 2013-02-20 |
CN101224128B (zh) | 2011-06-01 |
CN101224128A (zh) | 2008-07-23 |
DE602008000118D1 (de) | 2009-10-15 |
EP1943969B1 (en) | 2009-09-02 |
CN201230889Y (zh) | 2009-05-06 |
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