JP2960968B2 - 電気外科用ゼネレータと共に使用される補助装置の動作率制御システム - Google Patents
電気外科用ゼネレータと共に使用される補助装置の動作率制御システムInfo
- Publication number
- JP2960968B2 JP2960968B2 JP8519616A JP51961696A JP2960968B2 JP 2960968 B2 JP2960968 B2 JP 2960968B2 JP 8519616 A JP8519616 A JP 8519616A JP 51961696 A JP51961696 A JP 51961696A JP 2960968 B2 JP2960968 B2 JP 2960968B2
- Authority
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- Prior art keywords
- electrosurgical
- circuit
- electrosurgical generator
- auxiliary device
- patient
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Classifications
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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
- A61B2218/00—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2218/001—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body having means for irrigation and/or aspiration of substances to and/or from the surgical site
- A61B2218/007—Aspiration
- A61B2218/008—Aspiration for smoke evacuation
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Otolaryngology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Plasma & Fusion (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
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- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Description
るときに使用される補助装置の率制御のためのシステム
に関係している。更に明確には、このシステムは、RFエ
ネルギーがゼネレータにより発生されたときに信号を受
けて、補助装置が動作させられる率を変更するために電
気外科用ゼネレータの端子に結合されている。
処理に関して電気外科用ゼネレータと共に又は同時に使
用される。これらの補助装置は電気外科用ゼネレータを
動作させるために使用されるのと同じ制御器で動作させ
ることが大抵の場合望ましい。手又は足操作式のスイッ
チが一般的にはゼネレータへ接続されるが、ゼネレータ
にはハンドスイッチ又はフットスイッチに対する配線系
統の端子又は取替可能なコネクタがある。
て使用される補助装置のための医用機器におけるスイッ
チを有している。制御部分は光を検出し、そして光源と
受光器との間に且つ部分的に機器を通って延長してい
る。受光器の出力は外部補助装置の動作を制御する。光
送出制御部分に沿って受光器に達する光ビームは外部装
置がオン・オフされ得るようにスイッチによって変更さ
れる。
イッチに接続されたスイッチング回路が遠隔の場所、す
なわち外科医の手又は足から電気外科用ゼネレータを動
作させるようになっている電気外科用ゼネレータ・吸引
装置を有している。スイッチング回路は電気外科術の場
所に生じる煙を除去するように配管された真空モータの
ための制御器を動作させる。ハンドスイッチ又はフット
スイッチによる排煙装置のためのスイッチング回路の遠
隔操作が配線によらなければならない、すなわち電気外
科用ユニットにおける内部電線を通過しなければならな
いことは明らかである。この方策は補助装置の自動活動
化のための内部配線が吸引装置の自動活動化のための電
気外科用ゼネレータにおいて必要とされるので、世界中
の病院で現在動作中の現存の電気外科用ゼネレータの多
くにとって不利である。任意の補助装置の始動を容易に
するために容易に使用され得るその補助装置のための自
動活動化を有することができることが望まれる。電気外
科術中にこれに関連して使用される排煙装置若しくは吸
入システム、光若しくはビデオシステム、監視システ
ム、又は他の類似の装置のような補助装置の動作が外科
術中しばしば必要とされる。
この装置においては表示装置が能動及び帰路電極リード
の回路にあって、表示装置からの出力信号が電気外科用
ゼネレータに制御のための情報を提供する。この特定の
表示装置は、二極式電極の遠位端部間におけるアークの
存在及び強度を示す種々の物理的値に応答することがで
きる。この特許の装置の目的は、アークの強度を制御し
て電気外科術中に加えられる熱を厳密に制御し、組織細
胞破裂及び/又はアルブミンの燃焼を最小限にし回避す
ることである。アークの制御は、組織細胞の加熱を引き
起こして蒸気爆発及び制御されない切断又は凝固に生じ
る結果になり得るような組織変化の効果を最小化するよ
うに設計されている。表示装置により与えられる監視機
能は、電気外科用ゼネレータに直接配線された制御器に
よってゼネレータ内の内部回路部に制御するために使用
される。補助装置のようなゼネレータの外部の何かを制
御する表示装置の教示はない。電気的に接続された(固
定配線された)表示装置は単に制御器のための外部ピッ
クアップであって、補所装置のための外部出力を有して
いない。
のために提案され且つ使用されてきた。米国特許第5152
762号は能動及び帰路リードも又巻かれている共通のコ
ア上の巻線を使用している誘導性ピックアップ及び参考
従来特許を開示している。能動及び帰路リードを通る電
流の流れの間に不平行があるときには特別の巻線にEMF
が発生されて、このEMFはRF漏れを制御し且つ能動及び
帰路リードにおけるエネルギーの流れの平衡を維持する
ための信号として使用される。漏れのための誘導性コイ
ルは電気外科用ゼネレータに関して内部にあり、それ自
体ゼネレータの外部における出力接続部に先行してい
る。このコイルは能動及びリードにおける誘導性の差に
感じるが、補助装置について使用され得る外部信号を供
給しない。
装置のための自動活動化システムを開示している。フッ
トスイッチが排煙装置を動作させるための信号としての
レーザビームを遮断するために配置されている。レーザ
と排煙装置との間には物理的に関連又は外部の電気的な
結合若しくは取付はない。換言すれば、レーザビームが
送信されて受信されるときに、フットスイッチはレーザ
ビームを遮断して、これにより信号を供給する。このフ
ットスイッチに取り付けられ且つこれと関連した受信機
がレーザ動作を信号で知らせる。開示されたような装置
は光信号が遮断されたときに電気的接続を行うスイッチ
以上のものではない。
の開示内容の一部分にされる。
療中に電気外科用ゼネレータと共に使用される補助装置
の動作率を変化させる。電気外科用回路は電気外科術に
おいて使用されることが望ましく、電気外科用ゼネレー
タと患者との間にある。手操作式又は足操作式スイッチ
は患者の治療中操作されたときに電気外科用ゼネレータ
制御器の活動化を可能にすることができる。この回路に
あり且つ電気外科用ゼネレータに電気的に接続された帰
路入力は、最も望ましくは患者の回路における電気外科
用エネルギーを受ける。電気外科用ハンドピースは、回
路における電気外科用ペンシル、任意の形態の内視鏡的
道具などのような任意の能動機器であり、電気外科的処
置を与える際に使用されるためにそれにより支持された
少なくとも一つの能動電極を有することができる。電気
外科用ハンドピースは、この開示及びその諸請求項を通
して任意の及びすべてのそのような機器を含むように使
用される。能動リードは能動出力と電気外科用ハンドピ
ース能動電極との間の回路に接続されるとができる。帰
路リードは、最も望ましく回路において帰路入力に接続
しており、能動電極と共に回路を完成するために患者に
関して配置された帰路を有することができ、従ってそこ
を通過するRFエネルギーは帰路入力を通って電気外科用
ゼネレータに戻されることができる。
接続されている。制御器は出力電流の流れを表示する信
号を受けることができる。トリガ回路はハンドスイッチ
又はフットスイッチが操作されたときに活動化されるこ
とができ又は電気外科用電流の流れ若しくは入力信号の
ある組合せに応答して制御器によって活動化されること
ができる。補助装置は、電気外科用ゼネレータにおける
トリガ回路により可能化されると、異なった率で動作さ
せられ得ることが望ましい。
令、明確には、電気外科用ゼネレータからのトリガ信
号、に従って単位時間当りのそれの機能の状態を調整す
ることができる。電気外科用ゼネレータにおける一つ以
上の端子はトリガ動作を示す一つ以上の信号を供給する
かもしれない。電気外科用ゼネレータをオンにすると一
つの信号が供給することができ、又電気外科用ゼネレー
タをオフにするともう一つの信号を供給することができ
る。接続部は望ましくは端子と補助装置との間にある。
ス能動電極の近くの通路を通る流体を吸い込むための排
煙装置及び/又は吸入器であるかもしれず、通路はハン
ドピースと関連しているが又はハンドピース内若しくは
上に含まれているかもしれない。率制御器は、望ましく
は排煙装置を能動電極から通路を通る低レベルの流体流
から、能動電極の周りの区域から流体を吸い込むための
高い流れまで変化させる。率制御器は、低レベルの流体
の流れが能動電極から通路を通って流体からかろうじて
取り除くために必要とされるものであり且つ高い流率が
能動電極の近傍における流体を除去することができるよ
うに調整可能であればよい。
れず、それにおいて、帰路は患者に接続された帰路パッ
ド及び帰路リードを含んでいる。電気外科用回路は別の
実施例においては二極式であってもよく、それにおい
て、帰路はハンドピースに保持された第2電極を含むこ
とができる。二つの電極は望ましくは、二極式配置にお
いては、互いに近接して取り付けられる。第2電極は帰
路リードに接続しており、且つ二つの電極の間の電気外
科的効果のために能動リードに取り付けられた第1電極
と動作上関連している。
ばよく、電気外科用ゼネレータが操作されたときに信号
を供給するためにトリガ回路と物理的に関連しており且
つこれに電気的に結合されている。
ためのハンドピース上に配置されている。スイッチは代
替的に足操作のためにペダル上に配置されてもよく、そ
して電気外科用ゼネレータの操作のために電気外科用ゼ
ネレータに接続している。電気外科用ゼネレータが操作
されたときに信号を受信して音声及び/又は画像ブラン
キングを与えるようにするために端子にビデオモニタが
接続されてもよい。音声が制御される場合には、音量が
電気外科術中上げ下げされればよい。
って率制御器は最小限の電力を使用する低レベルから最
適の観察及び照明のための高レベルまで輝度を変化させ
るための輝度変化手段を含むことがある。
用ゼネレータと共に使用される補助装置の動作率を変化
させるための方法は電気外科用ゼネレータ及び患者と関
連させられることのできる電気外科術のための回路を有
することを含む諸ステップを有している。別のステップ
は回路にスイッチを接続して患者の治療中操作されると
電気外科用ゼネレータを活動させるようにすることであ
る。回路における能動出力を電気外科用ゼネレータに電
気的に接続して患者に対する無線周波エネルギーをこの
能動出力に供給することが選ばれる。次に、電気外科用
ゼネレータに電気的に接続している、回路における帰路
入力を有する患者から回路における電気外科用エネルギ
ーを受けるステップが続くことがある。付加ステップ
は、回路に電気外科用ハンドピースを準備してこの電気
外科用ハンドピースに電気外科的処置を実施する際の使
用のために少なくとも一つの能動電極をそれにより所持
させることであろう。能動及び帰路リードを回路におい
てそれぞれの能動出力と帰路入力との間に接続すること
は更に一つのステップである。帰路リードを回路におい
て帰路入力に接続する更なるステップが実施される。次
に、能動電極と共に回路を完成してそれを通過するRFエ
ネルギーを帰路入力を通して電気外科用ゼネレータに戻
すようにするために帰路を患者に関して配置しておくス
テップが使用されるかもしれない。電気外科用ゼネレー
タが操作されたときに異なった率で補助装置を動作させ
ることはこの方法における更なるステップである。電気
外科用ゼネレータの操作(キーイング)に従って率制御
器で補助装置を単位時間当りのそれの機能の状態に合わ
せて調整することは別のステップである。電気外科用ゼ
ネレータをこれの端子からの操作により使用しているこ
とを示す信号を供給することは一ステップである。端子
と補助装置を接続するステップ及び信号に感じる電気外
科用ゼネレータの操作に従って単位時間当りの補助装置
の機能の状態を調整することによって補助装置における
率制御器を変化させるステップはこの方法において得ら
ばれる。
し且つ排煙装置で電気外科用ハンドピース能動電極の近
くの通路を通して流体を吸い出すステップを含むことが
できる。排煙装置又は吸入器を、能動電極から通路を通
って低レベルの流体流から、能動電極の周りの区域から
流体を吸い出すための高い流れまで率制御器により変化
させる付加的なステップが望ましくは次に行われるかも
しれない。率制御器を調整して低レベルの流体流が能動
電極から通路を通して流体をかろうじて取り除くために
必要とされるものであり且つ高い流率が能動電極の近傍
における流体を除去するためのものであるようにするこ
とは更に選ばれたステップである。
信号を供給し且つ制御器からの命令に応答してトリガ回
路から信号を得るステップを含むことができる。電気外
科用ゼネレータ(キーイング)のためにハンドピースに
スイッチを配置するステップは好適な代替方法である。
別のステップは電気外科用ゼネレータの操作のためにフ
ットペダルにスイッチを配置する。
科用ゼネレータと共に使用される補助装置の動作率を変
化させるためのシステムは、電極の近所に煙がある時を
決定するために電極と関連した煙検出器の代替的に含む
ことができる。排煙装置は、望ましくは補助装置にあり
且つ最も望ましくは煙検出器を通過した流体を移動させ
るのに十分な低い流率で電極の周りの区域から流体を除
去するように配管される。煙検出器は電気外科用ゼネレ
ータの動作中それにより検知された煙を示す信号を供給
する。排煙装置における率制御器は、検出された煙のた
めに電気外科用ゼネレータの動作に従って単位時間当り
のそれの機能の状態を調整する。
率を制御するためのシステムと共に使用可能な電気外科
用ゼネレータを示した概略図である。
きに補助装置に信号を送る電気外科用ゼネレータにおけ
る回路部の概略図である。
たときに種々の動作率で運転されるモータを有する排煙
装置のような補助装置における回路部の概略図である。
ネレータ12と共に使用される補助装置11の動作率を変化
させるためのシステム10が図1に概略的に示されてい
る。補助装置11及び電気外科用ゼネレータ12は動作用の
基礎電力を供給するための電池又は本線のようなエネル
ギーの源に接続されている。電気外科術において使用可
能なトリガ回路14が図1及び及び図2において概略的に
開示されており、このトリガ回路14は電気外科用ゼネレ
ータ12及び患者13と関連している。スイッチ15又は16は
患者13の治療中に操作されたときには電気外科用ゼネレ
ータ12を活動化するために通常の方法で接続を行う。患
者13に無線周波エネルギーを供給するために電気外科用
ゼネレータ12に能動出力17が電気的に接続されている。
患者13から電気外科用エネルギーを受けるために電気外
科用ゼネレータ12に帰路入力18が電気的に接続されてい
る。
与える際に使用可能にそれにより支持された少なくとも
一つの能動電極20を有している。代表的なハンドピース
は米国コロラド州ボールダーのヴァリーラブ社(Valley
lab,Boulder,Colorado)の電気外科用ペンシル・モデル
番号2502である。能動リード21が能動出力17と電気外科
用ハンドピース能動電極20との間を接続している。帰路
入力18に接続された帰路リード22は、能動電極20との接
続を完成してこれを通過するRFエネルギーが帰路入力18
を通して電気外科用ゼネレータ12に戻されるようにする
ために患者13に対して配置された帰路パット23を有して
いる。電気外科用ゼネレータ12における、図1及び図2
の一つ以上の端子24は電気外科用ゼネレータ12を操作す
るための単極式ハンドピース19を使用する一つ以上の信
号を供給する。補助装置11における一つ以上の端子26は
図3におけるように接続部25を通して一つ以上の信号を
受ける。補助装置11は電気外科用ゼネレータ12が操作さ
れたときに異なった率で動作する。明確には、図1にお
いて、ケーブルとして概略図に示された、一つ以上の接
続部25は端子24と補助装置11との間にあり、補助装置に
は図3に示されたように一つ以上の端子26がある。
ゼネレータ12におけるトリガ回路14からの情報に従って
単位時間当りのそれの機能の状態を調整する。率制御器
27は、その種々の機能を制御するためにモトローラ(Mo
torolla)68HC811Eのようなマイクロプロセッサを含む
ことができる。それは又はモトローラTDA1185のような
トライアック制御器を含むことができる。補助装置11に
おける駆動器28は排煙装置29に正しい位相角で時間決め
られた電流パルスを供給するためにトライアック駆動器
及びトライアックを含んでいる。
ルタ29c、例えば米国コロラド州ボールダーのヴァリー
ラブ社によるエア・フォース(Air Force by Valleyla
b,Broulder,Colorado)を有することができる。排煙装
置29は、患者13における手術場所からの電気外科術のく
ず及び煙微粒子のような流体を図1に概略的に示された
ように電気外科用ハンドピース能動電極20の近くの通路
30を通して吸い取るためのものである。通路30は、例え
ば、この開示内容の一部分として組み込まれた米国特許
第4562838号に開示されたようにハンドピース19と関連
させられるか又はこれ(の中若しくは上)に含まれるこ
とができる。率制御器27は、排煙装置29を、能動電極20
の周りから通路30を通って低レベルの流体流から能動電
極20の周りの区域から流体を吸い取るための高い流れま
で変化させる。図3に示された率制御器27は、低レベル
の流体流が能動電極20から通路30を通して流体をかろう
じて取り除くためのものであることができ且つ高い流率
が能動電極20の近傍における流体を除去することができ
るように調整可能である。
帰路パット23を利用する。帰路電極23は、望ましくは接
着により導電的に患者13に取り付けられており、能動電
極20と帰路電極23との間の電気外科的効果を得るために
帰路リード22に接続している。やはり図1に概略的に示
された二極式動作は、ハンドピース19′に支持されて電
気外科用ゼネレータ12に接続されたリード21′及び22′
含んでいる。二極式電極31はハンドピースに支持されて
いて、電気外科用ゼネレータ12が操作されたときには電
気外科的効果を可能にする。図1における通路30は単極
式動作においても又は二極式動作においても患者13の近
くで終わるものとして概略的に示されているが、この概
念は手術中に流体が発生されると迅速にこれを手術場所
から吸い取り去ることである。リード21′及び22′は二
極式ハンドピース19′の電極31と電気外科用ゼネレータ
12における端子17′及び18′との間を接続している。端
子17′及び18′には二極式利用のための無線周波電気外
科用エネルギーが供給されるが、このエネルギーは一般
的には単極式端子17及び18を通して利用可能なエネルギ
ーより小さい。図1に示されたような単極式及び二極式
電気外科用回路は二者択一的に使用され、そして諸請求
項において使用されたように電気外科用回路は単極式で
あろうと二極式であろうとエネルギーの経路を含んでい
る。
はハンドスイッチ15によってトリガされるが、これらの
スイッチは物理的には電気外科用ゼネレータ12の内側に
あり、フットスイッチ16又はハンドスイッチ15に対する
信号は、例えばハンドピース19又は19′からのように遠
く離れている。電気外科用ゼネレータ12の操作のための
ハンドピース19又は19′にそれぞれハンドピーススイッ
チ32又は32′が配置されている。ベダルスイッチ33も同
様に足操作のための遠隔的に配置されていて、図1に示
されたように操作のために電気外科用ゼネレータ12に接
続しており、ペダルスイッチ33又はハンドピーススイッ
チ32若しくは32′は二者択一的に使用されることができ
る。
に、電気外科術中に画像又は音声ブラッキングを与える
ようにする信号を受けるために端子24に接続されたビデ
オモニタを含むことができるであろう。補助装置11は手
術場所のための光を含むことができ、そして率制御器27
は又、輝度を最小限電力使用の低レベルから最適観察及
び照明のための高レベルまで変化させることによって輝
度を変えることができるであろう。
気外科用ゼネレータ12と共に使用される補助装置11の動
作率を変化させるための方法は諸ステップを含んでい
る。電子外科術の間に電気外科用回路を準備して電気外
科用ゼネレータ12及び患者13を関連させること。患者13
の治療中にトリガ回路14でハンドスイッチ15はフットス
イッチ16を操作することによって電気外科用ゼネレータ
12を活動化すること、電気外科用回路における電気外科
用ハンドピース19又は19′で電気外科用処置を実施する
こと。電気外科用ゼネレータ12が操作されたときに異な
った率で補助装置11を動作させること。補助装置11の単
位時間当りの機能を電気外科用ゼネレータ12の操作に従
って率制御器27により調整することは一ステップであ
る。操作(キーイング)による電気外科用ゼネレータ12
の使用を示す信号をそれの端子24から供給することはも
う一つのステップである。端子24及び補助装置11を接続
して、電気外科用ゼネレータ12におけるトリガ回路14に
従って単位時間当りの補助装置の機能の状態を調整する
ことにより補助装置11における率制御器27を変化させる
こと。
テップ、及び排煙装置29により電気外科用ハンドピース
能動電極20又は31の近くの通路30を通して流体を吸い取
るステップを有することができる。この方法は、排煙装
置29を能動電極20から通路30を通って低レベルの流体流
から能動電極20の周りの区域から流体を吸い取るための
高い流体流まで率制御器27により変化させるステップを
含むことができるであろう。電極20又は31から通路30を
通して流体をかろうじて取り除くために必要される低レ
ベルの流体流と電極20又は31の近傍における流体を除去
するための高い流率との間で及びその逆の間で率制御器
27を調整する方法ステップが実施される。
給する方法ステップ、及び電気外科用ゼネレータ12が操
作されたときに出力17又は17′からそれらの信号を得る
方法ステップが実施される。方法ステップは電気外科用
ゼネレータを操作するためにハンドピース19又は19′に
ハンドスイッチ15を配置する。方法ステップは電気外科
用ゼネレータ12を操作するためにフットペダル33により
フットスイッチ16を操作する。
に電気外科用ゼネレータ12と共に使用される煙検出器42
に従って動作率を変化させる。能動電極20又は31と関連
した煙検出器42はその近所に煙があるときを決定する。
煙検出器42は通路30に物理的に配置されることができ
る。煙検出器42は、電気外科用ゼネレータ12の動作中に
それによって検知された煙を示す信号を供給し、従って
電気外科用ゼネレータが操作されたときには排煙装置29
に信号を送る。排煙装置29は煙検出器34を通過して流体
を移動させ且つ通路30をわずかな負の圧力に保持するの
に十分な低い流率で能動電極20又は31の周りの区域から
流体を除去するように配管される。通路30はハンドピー
ス19に配置されることができる。
国コロラド州ボールダのヴァリーラブ社によって作ら
れ、SSE3Bと称呼されている。接続部26は、ただ一つの
スイッチパルスが率制御器27に供給されることを保証す
るデバウンサ(debouncer)・ラッチング回路37に電気
的に結合されている。率制御器は望ましくは、米国アリ
ゾナ州フェニックスモトローラ社(Motorola of Phoe
nix,Arizona)によって作られた68HC811Eのようなマイ
クロコントローラ、及びモータ駆動器28に信号を供給す
るように配列されたTDA1185のようなトライアック制御
器からなっている。モータ駆動器28は、排煙装置29に正
しい位相角で時間決めされた流体パルスを供給するため
にトライアックモータ駆動器及びトライアックを含んで
いる。特に、正弦波形は、通路30を通し、それからフィ
ルタ29cを通過させ、そして所望ならば、煙微粒子及び
流体が大気に達することができる前に流体トラップを通
過させて流体を吸い取るためにファン29bを駆動する高
速モータ29aの形をした排煙装置29に対する率制御器27
の命令及び駆動器28の入力に従ってサイクルの一部分上
にある。
信号を供給するが、ここで継電器34は、可動接点35を、
中心接点リード36に対するその常閉位置から引っ張っ
て、上方リード38との接続を行う。電気外科用ゼネレー
タ12が操作されると、電気外科用ゼネレータ12における
制御器40はトリガ回路14におけるトランジスタ41に電流
を送り、従って電流を供給して継電器34を活動化し且つ
保持する。操作された電気外科用ゼネレータ12の釈放
後、活動化され且つ保持された継電器34は消勢されて可
動接点35は移動して中心リード36に当たって閉路し、従
って下方のリード39が接続される。中心リード36は及び
下方リード39の接続は補助装置11にに、更に詳細にはデ
バウンサ・ラッチング回路37を通して、信号を送る。
保護されるように求めにれたこの発明は、電気外科用ゼ
ネレータの活動化時に補助装置の動作率を変化させる諸
システム及び諸技法を含んでいる。
Claims (7)
- 【請求項1】手術場所で電気外科的に患者13の治療中に
電気外科用ゼネレータ12と共に使用される補助装置11の
動作率制御システム10であって、 電気外科用ゼネレータ12と患者13との間にある、電気外
科術中に使用可能な電気外科用回路、 患者13の治療中に操作されると、電気外科用ゼネレータ
12を活動化するように接続された、電気外科用回路にお
けるスイッチ15、 電気外科用回路と患者13に対して無線周波エネルギーを
供給するために電気外科用ゼネレータ12に電気的に接続
された、電気外科用回路における能動出力17、 患者13からの電気外科用回路における電気外科用エネル
ギーを受けるために電気外科用ゼネレータ12に電気的に
接続された、電気外科用回路における帰路入力18、 電気外科的処置を与える際に使用可能に少なくとも一つ
能動出力20を支持している、電気外科用回路における電
気外科用ハンドピース19、 能動出力17と電気外科用ハンドピース19の能動電極20と
の間で電気外科用回路に接続された能動リード21、 電気外科用回路において帰路入力18に接続されており、
且つ能動電極20と共に電気外科用回路を完成してこれを
通過するRFエネルギーがそれにより帰路入力18を通って
電気外科用ゼネレータ12に戻されるようにするために患
者13に関して配置された帰路を有している帰路リード2
2、 電気外科用ゼネレータ12が操作されたときに異なった率
で動作することのできる補助装置11、 電気外科用回路の操作に応答して、患者13の治療中に補
助装置11を活動化することのできる、電気外科用回路と
関連したトリガ回路14、 操作による電気外科用ゼネレータ12の使用を示す信号を
供給するための、電気外科用ゼネレータ12における端子
24、 端子24と補助装置11との間の接続部25、 電気外科用ゼネレータ12の操作に従って単位時間当りの
補助装置の機能の状態を調整するための、補助装置11に
おける率制御器27、及び 電気外科用ゼネレータ12の操作に従って単位時間当りの
補助装置11の機能の状態を調整することによって、率制
御器27に従って補助装置11の動作を変化させるために、
率制御器27に接続された補助装置11における駆動器28、 を含んでいる動作率制御システム。 - 【請求項2】補助装置11が電気外科用ハンドピース19及
び手術場所の近くの通路30を通して流体を吸い取るため
の排煙装置29を含んでおり、且つ率制御器27が排煙装置
29を手術場所から通路30を通っての低レベルの流体の流
れから手術場所の周りの区域から流体を吸い取るための
高い流れまで変化させる、請求項1のシステム。 - 【請求項3】低レベルの流体の流れが手術場所から通路
30を通って流体をかろうじて取り除くために必要とされ
るものであり且つ高い流率が手術場所の近傍における流
体を除去することができるように率制御器27が調整可能
である、請求項2のシステム。 - 【請求項4】端子24が、電気外科用ゼネレータ12にあっ
て、トリガ回路14と物理的に関連し且つこれに電気的に
結合されていて、電気外科用ゼネレータ12が操作された
ときに信号が供給されるようになっている、請求項1の
システム。 - 【請求項5】排煙装置29がファン及び電気外科術中に微
粒子を捕捉するためのフィルタを含んでいる、請求項2
のシステム。 - 【請求項6】煙検出器が通路30に含まれている、請求項
2のシステム。 - 【請求項7】手術場所において電気外科的に患者13の治
療中に電気外科用ゼネレータ12と共に使用される補助装
置11の動作率制御システムであって、 電気外科用ゼネレータ12及び患者13と関連した、電気外
科術の際に使用可能な電気外科用回路、 患者13の治療中に操作されると、電気外科用ゼネレータ
12を活動化するように接続された、電気外科用回路にお
けるスイッチ15、 電気外科用回路及び患者13に対して無線周波エネルギー
を供給するために電気外科用ゼネレータ12に電気的に接
続された、電気外科回路における能動出力17、 患者13からの電気外科用回路における電気外科用エネル
ギーを受けるために電気外科用ゼネレータ12に電気的に
接続された、電気外科用回路における帰路入力18、 電気外科的処置を与える際に使用可能に少なくとも一つ
の能動電極20を支持している、電気外科用回路における
電気外科用ハンドピース19、 電気外科用回路において能動出力17と電気外科用ハンド
ピース19の能動電極20との間に接続された能動リード2
1、 電気外科用回路において帰路入力18に接続されており、
且つ能動電極20と共に電気外科用回路を完成してこれを
通過するRFエネルギーが帰路入力18を通って電気外科用
ゼネレータ12に戻されるようにするために患者13に関し
て配置された帰路を有している帰路リード22、 電気外科用ゼネレータ12が操作されたときに、異なった
率で動作することのできる補助装置11、 手術場所と関連していてその近所に煙があるときを決定
することができ、且つ電気外科用ゼネレータ12の動作中
に検知した煙を示す信号をトリガすることのできる煙検
出器42、 煙検出器42を通過した流体を移動させるために十分に低
い流率を電極の周りの区域から流体を除去するように配
管された、補助装置11における排煙装置29、電気外科用
ゼネレータ12の操作に従って単位時間当りの排煙装置29
の機能の状態を調整するための、排煙装置29における率
制御器27、 検出された煙の率制御器27の信号に従って単位時間当り
の排煙装置29の機能の状態を調整することによって排煙
装置29を変化させるために、率制御器27及び排煙装置29
に接続された、補助装置11における駆動器28、 を含んでいる動作率制御システム。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/360,534 | 1994-12-21 | ||
US08/360,534 US5613966A (en) | 1994-12-21 | 1994-12-21 | System and method for accessory rate control |
US360,534 | 1994-12-21 | ||
PCT/IB1995/000826 WO1996019151A1 (en) | 1994-12-21 | 1995-10-02 | Rate control for a smoke/liquid suction accessory |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH10500604A JPH10500604A (ja) | 1998-01-20 |
JP2960968B2 true JP2960968B2 (ja) | 1999-10-12 |
Family
ID=23418393
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8519616A Expired - Fee Related JP2960968B2 (ja) | 1994-12-21 | 1995-10-02 | 電気外科用ゼネレータと共に使用される補助装置の動作率制御システム |
Country Status (5)
Country | Link |
---|---|
US (1) | US5613966A (ja) |
EP (1) | EP0798986B1 (ja) |
JP (1) | JP2960968B2 (ja) |
DE (1) | DE69535942D1 (ja) |
WO (1) | WO1996019151A1 (ja) |
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- 1995-10-02 JP JP8519616A patent/JP2960968B2/ja not_active Expired - Fee Related
- 1995-10-02 DE DE69535942T patent/DE69535942D1/de not_active Expired - Lifetime
- 1995-10-02 WO PCT/IB1995/000826 patent/WO1996019151A1/en active Application Filing
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2021509334A (ja) * | 2017-12-28 | 2021-03-25 | エシコン エルエルシーEthicon LLC | 浮遊粒子特性に基づく調整 |
JP7301846B2 (ja) | 2017-12-28 | 2023-07-03 | エシコン エルエルシー | 浮遊粒子特性に基づく調整 |
Also Published As
Publication number | Publication date |
---|---|
EP0798986B1 (en) | 2009-04-29 |
WO1996019151A1 (en) | 1996-06-27 |
EP0798986A1 (en) | 1997-10-08 |
US5613966A (en) | 1997-03-25 |
JPH10500604A (ja) | 1998-01-20 |
DE69535942D1 (de) | 2009-06-10 |
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