JP2022040065A - 電気手術デバイス - Google Patents
電気手術デバイス Download PDFInfo
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- 239000010410 layer Substances 0.000 claims description 43
- 239000012636 effector Substances 0.000 claims description 40
- 238000009413 insulation Methods 0.000 claims description 27
- 238000002679 ablation Methods 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 15
- 238000005345 coagulation Methods 0.000 claims description 14
- 230000015271 coagulation Effects 0.000 claims description 14
- 230000001050 lubricating effect Effects 0.000 claims description 7
- 239000000919 ceramic Substances 0.000 claims description 6
- 239000012811 non-conductive material Substances 0.000 claims description 6
- 229920000642 polymer Polymers 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 239000002335 surface treatment layer Substances 0.000 claims description 2
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- 230000008020 evaporation Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
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- 210000004283 incisor Anatomy 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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- 229910052755 nonmetal Inorganic materials 0.000 description 1
- -1 tissue debris Substances 0.000 description 1
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Abstract
Description
Claims (15)
- 電気手術用エンドエフェクタであって:
使用時に、作動する切断方向に位置する組織を切断することができる切断ブレードが形成された切断部を有する回転可能な管状要素を有する回転シェーバー構成と;
活性電極と;
前記回転可能な管状要素の周りに同心円上に配置された第2の管状要素であって、前記第2の管状要素は、前記回転可能な管状要素の前記切断ブレードがウィンドウ内に位置するように、その壁に形成された切断ウィンドウを有し、前記第2の管状要素の外表面は、戻り電極である、前記第2の管状要素と;
前記第2の管状要素と第1の切断部との間の導電性を低減させるように配置された、前記回転可能な管状要素の遠位端から遠位に突出する絶縁部と;を備える、
電気手術用エンドエフェクタ。 - 前記絶縁部は、前記第2の管状要素の内側遠位端と接触し、前記回転可能な管状要素と前記第2の管状要素との間のベアリング面として作用する、
請求項1に記載の電気手術用エンドエフェクタ。 - 前記絶縁部は:
セラミック;又は、
ポリマー;のうちの1つである、
請求項1又は請求項2に記載の電気手術用エンドエフェクタ。 - 前記絶縁部は、前記第1の切断部の遠位端にオーバーモールドされる、又は堆積される、
請求項1~請求項3のいずれか1項に記載の電気手術用エンドエフェクタ。 - 前記絶縁部は、適切な受容形状に挿入されるプッシュフィット挿入体を備え、
前記適切な受容形状は:
前記第1の切断部の遠位端;又は、
前記第2の管状要素の内側遠位半球;のうちの1つに位置する、
請求項1~請求項4のいずれか1項に記載の電気手術用エンドエフェクタ。 - 前記絶縁部の材料は、潤滑性である、
請求項1~請求項5のいずれか1項に記載の電気手術用エンドエフェクタ。 - 電気手術機器であって:
ハンドピースと;
前記機器を制御する前記ハンドピース上の、ユーザが操作可能な、1つ又は複数のボタンと;
RF電気接続部を有する手術用シャフト、及びエンドエフェクタのための駆動構成要素と;を備え、
前記電気手術機器は、請求項1~請求項6のいずれか1項に記載の電気手術用エンドエフェクタを更に備え、
前記回転シェーバー構成は、使用時に動作するために回転シェーバーを駆動するように前記駆動構成要素に動作可能に接続され、前記活性電極は、前記RF電気接続部に接続される、
電気手術機器。 - 電気手術システムであって:
RF電気手術ジェネレータと;
吸引源と;
請求項7に記載の電気手術機器と;を備え、
この構成は、使用時に、前記RF電気手術ジェネレータが、RF電気接続を介して前記活性電極にRF凝固又はアブレーション信号を供給し、組織の凝固又はアブレーションを可能にする、
電気手術システム。 - 電気手術用エンドエフェクタであって:
使用時に、作動する切断方向に位置する組織を切断することができる切断ブレードが形成された切断部を有する回転可能な管状要素を有する回転シェーバー構成と;
活性電極と;
前記回転可能な管状要素の周りに同心円状に配置された第2の管状要素であって、前記第2の管状要素は、前記回転可能な管状要素の前記切断ブレードがウィンドウ内に位置するように、その壁に形成された切断ウィンドウを有し、前記第2の管状要素の外表面は、戻り電極である、前記第2の管状要素と;
前記第2の管状要素と第1の切断部との間の導電性を低減するように配置された絶縁層と;を備える、
電気手術用エンドエフェクタ。 - 前記絶縁層は:
陽極酸化層のような表面処理層;
ポリマー層;又は、
ダイヤモンドライクカーボン(DLC)層;のうちの1つである、
請求項9に記載の電気手術用エンドエフェクタ。 - 前記絶縁層の材料は、潤滑性である、
請求項9又は請求項10に記載の電気手術用エンドエフェクタ。 - 前記絶縁層は:
前記回転可能な管状要素;
前記回転可能な管状要素の遠位端;
前記第2の管状要素の内半径;及び/又は、
前記第2の管状要素の外半径;のうちの1つ又は複数を覆う層である、
請求項9~請求項11のいずれか1項に記載の電気手術用エンドエフェクタ。 - 前記回転可能な管状要素は、セラミックのような非導電性材料から構成され、前記非導電性材料の表面は、前記絶縁層として作用する、
請求項9に記載の電気手術用エンドエフェクタ。 - 電気手術機器であって:
ハンドピースと;
前記機器を制御する前記ハンドピース上の、ユーザが操作可能な、1つ又は複数のボタンと;
RF電気接続部を有する手術用シャフト、及びエンドエフェクタのための駆動構成要素と;を備え、
電気手術機器は、請求項9~請求項13のいずれか1項に記載の電気手術用エンドエフェクタを更に備え、
前記回転シェーバー構成は、使用時に動作するために回転シェーバーを駆動するように前記駆動構成要素に動作可能に接続され、前記活性電極は、前記RF電気接続部に接続される、
電気手術機器。 - 電気手術システムであって:
RF電気手術ジェネレータと;
吸引源と;
請求項14に記載の電気手術機器と;を備え、
この構成は、使用時に、前記RF電気手術ジェネレータが、RF電気接続を介して前記活性電極にRF凝固又はアブレーション信号を供給し、組織の凝固又はアブレーションを可能にする、
電気手術システム。
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GB2014541.3 | 2020-09-15 | ||
GB2014541.3A GB2598404A (en) | 2020-08-26 | 2020-09-15 | Electrosurgical device |
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GB2612370B (en) * | 2021-11-01 | 2023-10-25 | Gyrus Medical Ltd | Electrosurgical instrument |
GB2621153A (en) | 2022-08-02 | 2024-02-07 | Gyrus Medical Ltd | Erosion fuse to reduce risk of RF tip detachment |
GB2622265A (en) * | 2022-09-08 | 2024-03-13 | Gyrus Medical Ltd | Rotary shaver arrangement for a surgical instrument |
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- 2021-08-02 US US17/391,133 patent/US20220061910A1/en active Pending
- 2021-08-18 DE DE102021121408.4A patent/DE102021121408A1/de active Pending
- 2021-08-23 US US17/408,560 patent/US20220061908A1/en not_active Abandoned
- 2021-08-25 JP JP2021137135A patent/JP7339985B2/ja active Active
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Also Published As
Publication number | Publication date |
---|---|
GB202014541D0 (en) | 2020-10-28 |
DE102021121408A1 (de) | 2022-03-03 |
DE102021122097A1 (de) | 2022-03-03 |
US20220061910A1 (en) | 2022-03-03 |
JP7339985B2 (ja) | 2023-09-06 |
JP7335926B2 (ja) | 2023-08-30 |
GB202013367D0 (en) | 2020-10-07 |
JP2022039992A (ja) | 2022-03-10 |
GB2598404A (en) | 2022-03-02 |
US20220061908A1 (en) | 2022-03-03 |
GB2598332A (en) | 2022-03-02 |
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