JP2013513427A - 水晶体超音波乳化吸引術用システムのための温度管理アルゴリズム - Google Patents
水晶体超音波乳化吸引術用システムのための温度管理アルゴリズム Download PDFInfo
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- JP2013513427A JP2013513427A JP2012543161A JP2012543161A JP2013513427A JP 2013513427 A JP2013513427 A JP 2013513427A JP 2012543161 A JP2012543161 A JP 2012543161A JP 2012543161 A JP2012543161 A JP 2012543161A JP 2013513427 A JP2013513427 A JP 2013513427A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
- A61F9/007—Methods or devices for eye surgery
- A61F9/00736—Instruments for removal of intra-ocular material or intra-ocular injection, e.g. cataract instruments
- A61F9/00745—Instruments for removal of intra-ocular material or intra-ocular injection, e.g. cataract instruments using mechanical vibrations, e.g. ultrasonic
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/71—Suction drainage systems
- A61M1/77—Suction-irrigation systems
- A61M1/772—Suction-irrigation systems operating alternately
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00017—Electrical control of surgical instruments
- A61B2017/00022—Sensing or detecting at the treatment site
- A61B2017/00084—Temperature
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- 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
- A61B2017/320084—Irrigation sleeves
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3368—Temperature
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2210/00—Anatomical parts of the body
- A61M2210/06—Head
- A61M2210/0612—Eyes
Abstract
Description
以下、本発明の模範的な実施形態が詳細に参照され、これら実施形態の例が添付の図面において示される。同一の又は同様の部品を参照するのに図面を通してできるだけ同一の参照番号が使用される。
Claims (21)
- 水晶体超音波乳化吸引術用ハンドピースに供給される電力を管理するための制御システムであって、
灌流圧力を測定するための灌流圧力センサーと、
前記ハンドピースに超音波電力を提供するための電源と、
該電源を制御するためのコントローラーと
を具備し、
該コントローラーは、前記灌流圧力及び電力レベルに基づいて温度値を計算し、該温度の計算値が温度の閾値を超えると、該温度の計算値に比例して前記電力レベルを減少させる、制御システム。 - 前記温度の計算値が前記コントローラーへの入力データである、請求項1に記載の制御システム。
- 前記コントローラーは、前記温度の閾値を超える前記温度の計算値の弧の逆を前記電力レベルがたどるように作動する、請求項1に記載の制御システム。
- 前記コントローラーが前記電力レベルを滑らかに減少させる、請求項1に記載の制御システム。
- 前記コントローラーが更に灌流スリーブと水晶体超音波乳化吸引術用ニードルとの間の摩擦を表す値に基づいて前記温度値を計算する、請求項1に記載の制御システム。
- 前記コントローラーが更に前記温度の計算値を前記温度の閾値と比較する、請求項1に記載の制御システム。
- 前記コントローラーが、前記温度の計算値に比例して前記電力レベルを減少させるとき、前記電源の外科医による制御を無効にする、請求項1に記載の制御システム。
- 前記コントローラーが、前記温度の計算値に比例して前記電力レベルを減少させるとき、該電力レベルをゼロまで減少させない、請求項1に記載の制御システム。
- 前記電源が前記ハンドピースにパルス状の電力を提供し、前記コントローラーが、前記温度の計算値に比例して前記電力レベルを減少させるとき、パルスの振幅を減少させる、請求項1に記載の制御システム。
- 前記温度の計算値が前記温度の閾値よりも小さいと、前記電源の外科医による制御が再開される、請求項1に記載の制御システム。
- 水晶体超音波乳化吸引術用ハンドピースに供給される電力を管理するための制御システムであって、
前記ハンドピースに電力を提供するための電源と、
該電源を制御するためのコントローラーと
を具備し、
該コントローラーは、灌流流体の流れ及び電力レベルに基づいて温度値を計算し、該温度の計算値が温度の閾値を超えると、該温度の計算値に比例して前記電力レベルを減少させる、制御システム。 - 前記温度の計算値が前記コントローラーへの入力データである、請求項11に記載の制御システム。
- 前記コントローラーは、前記温度の閾値を超える前記温度の計算値の弧の逆を前記電力レベルがたどるように作動する、請求項11に記載の制御システム。
- 前記コントローラーが前記電力レベルを滑らかに減少させる、請求項11に記載の制御システム。
- 前記コントローラーが更に灌流スリーブと水晶体超音波乳化吸引術用ニードルとの間の摩擦を表す値に基づいて前記温度値を計算する、請求項11に記載の制御システム。
- 前記コントローラーが更に前記温度の計算値を前記温度の閾値と比較する、請求項11に記載の制御システム。
- 前記灌流流体の流れを計算するのに前記コントローラーによって使用される灌流圧力を測定する灌流圧力センサーを更に具備する、請求項11に記載の制御システム。
- 前記コントローラーが、前記温度の計算値に比例して前記電力レベルを減少させるとき、前記電源の外科医による制御を無効にする、請求項11に記載の制御システム。
- 前記コントローラーが、前記温度の計算値に比例して前記電力レベルを減少させるとき、該電力レベルをゼロまで減少させない、請求項11に記載の制御システム。
- 前記電源が前記ハンドピースにパルス状の電力を提供し、前記コントローラーが、前記温度の計算値に比例して前記電力レベルを減少させるとき、パルスの振幅を減少させる、請求項11に記載の制御システム。
- 前記温度の計算値が前記温度の閾値よりも小さいと、前記電源の外科医による制御が再開される、請求項11に記載の制御システム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/634,283 US8070711B2 (en) | 2009-12-09 | 2009-12-09 | Thermal management algorithm for phacoemulsification system |
US12/634,283 | 2009-12-09 | ||
PCT/US2010/058692 WO2011071744A1 (en) | 2009-12-09 | 2010-12-02 | Thermal management algorithm for phacoemulsification system |
Publications (2)
Publication Number | Publication Date |
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JP2013513427A true JP2013513427A (ja) | 2013-04-22 |
JP5767241B2 JP5767241B2 (ja) | 2015-08-19 |
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JP2012543161A Active JP5767241B2 (ja) | 2009-12-09 | 2010-12-02 | 水晶体超音波乳化吸引術用システムのための温度管理アルゴリズム |
Country Status (8)
Country | Link |
---|---|
US (1) | US8070711B2 (ja) |
EP (1) | EP2509550B1 (ja) |
JP (1) | JP5767241B2 (ja) |
CN (1) | CN102652005B (ja) |
AU (1) | AU2010328494B2 (ja) |
CA (1) | CA2781141C (ja) |
ES (1) | ES2606210T3 (ja) |
WO (1) | WO2011071744A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2019516451A (ja) * | 2016-05-17 | 2019-06-20 | ノバルティス アーゲー | 硝子体網膜手術における自動化された粘性流体制御 |
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CN102652005B (zh) | 2014-06-18 |
WO2011071744A1 (en) | 2011-06-16 |
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CA2781141C (en) | 2017-08-01 |
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JP5767241B2 (ja) | 2015-08-19 |
EP2509550B1 (en) | 2016-09-21 |
CN102652005A (zh) | 2012-08-29 |
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