JP2010502336A - 空圧式硝子体切除装置 - Google Patents
空圧式硝子体切除装置 Download PDFInfo
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- JP2010502336A JP2010502336A JP2009527182A JP2009527182A JP2010502336A JP 2010502336 A JP2010502336 A JP 2010502336A JP 2009527182 A JP2009527182 A JP 2009527182A JP 2009527182 A JP2009527182 A JP 2009527182A JP 2010502336 A JP2010502336 A JP 2010502336A
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- needle
- cannula
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- 238000005192 partition Methods 0.000 claims description 4
- 210000001508 eye Anatomy 0.000 description 8
- 210000004127 vitreous body Anatomy 0.000 description 4
- 210000001525 retina Anatomy 0.000 description 3
- 210000005252 bulbus oculi Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- QCVGEOXPDFCNHA-UHFFFAOYSA-N 5,5-dimethyl-2,4-dioxo-1,3-oxazolidine-3-carboxamide Chemical compound CC1(C)OC(=O)N(C(N)=O)C1=O QCVGEOXPDFCNHA-UHFFFAOYSA-N 0.000 description 1
- 102000002322 Egg Proteins Human genes 0.000 description 1
- 108010000912 Egg Proteins Proteins 0.000 description 1
- 206010057430 Retinal injury Diseases 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 210000004087 cornea Anatomy 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000014103 egg white Nutrition 0.000 description 1
- 210000000969 egg white Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000001328 optic nerve Anatomy 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- 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
- A61F9/00763—Instruments for removal of intra-ocular material or intra-ocular injection, e.g. cataract instruments with rotating or reciprocating cutting elements, e.g. concentric cutting needles
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00535—Surgical instruments, devices or methods, e.g. tourniquets pneumatically or hydraulically operated
- A61B2017/00544—Surgical instruments, devices or methods, e.g. tourniquets pneumatically or hydraulically operated pneumatically
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- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Surgery (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Surgical Instruments (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
- Golf Clubs (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Photoreceptors In Electrophotography (AREA)
- Materials For Medical Uses (AREA)
- External Artificial Organs (AREA)
Abstract
【選択図】図2A
Description
・本体と、
・上記本体の一端から伸び、閉じられた遠位端と上記遠位端に近接する側壁に設けられた開口部とを有するカニューレと、
・上記開口部を周期的に閉塞するように、上記カニューレの内部で往復移動する針と、
・上記針に接続された吸引手段と、
・上記針の動きを制御するための可動のピストンが設けられた、複動式シリンダとを備え、
・上記針が、上記カニューレの内部で往復移動し、
・上記複動式シリンダのピストンが、上記針に直接固定され、上記針の軸に対して実質的に垂直に広がっており、上記ピストンの動きにより、上記針が上記開口部を閉塞する第1の位置と、上記針の遠位端が上記カニューレの遠位端から離れて上記開口部を開放する第2の位置とに上記針が移動できることを特徴とする。
Claims (8)
- 本体と、
前記本体の一端から伸び、閉じられた遠位端と前記遠位端に近接する側壁に設けられた開口部とを有するカニューレと、
前記開口部を周期的に閉塞するように前記カニューレの内部で往復移動する針と、
前記針に接続された吸引手段と、
前記針の動きを制御するための可動のピストンが設けられた複動式シリンダと、を備え、
前記針が、前記カニューレの内部で往復移動し、
前記複動式シリンダのピストンが、前記針に直接固定され、前記針の軸に対して実質的に垂直に広がっており、
前記ピストンの動きにより、前記針が前記開口部を閉塞する第1の位置と、前記針の遠位端が前記カニューレの遠位端から離れて前記開口部を開放する第2の位置とに、前記針が移動できることを特徴とする、硝子体切除術用装置。 - 前記本体に、前記ピストンの両側に配置された、前記シリンダの2つのチャンバが形成され、
前記ピストンが、前記針の近位端に固定されたプレートと、一端が前記プレートの周囲に固定され、他端が前記本体に固定された、変形可能な輪環状の隔壁と、を備えることを特徴とする、請求項1に記載の装置。 - 前記本体と前記ピストンとの間に介在し、前記針をその第2の位置へと戻そうとする、戻しバネをさらに備えることを特徴とする、請求項1または請求項2に記載の装置。
- 前記針の遠位端が、尖鋭であることを特徴とする、請求項1ないし3のいずれか1項に記載の装置。
- 前記針の近位端が、吸引手段に接続されていることを特徴とする、請求項1ないし4のいずれか1項に記載の装置。
- 前記本体が、前記シリンダの第1のチャンバへの第1の供給管と、前記シリンダの第2のチャンバへの第2の供給管と、をさらに備えることを特徴とする、請求項2に記載の装置。
- それぞれの供給管を、加圧された気体の供給元と排気先とに交互に接続するための接続手段を、前記接続手段を制御する制御手段とともに備えることを特徴とする、請求項6に記載の装置。
- 前記制御手段が、カニューレに対する針の移動の一周期が一定の時間となり、2つの連続する周期の間には、前記針の遠位端がその第2の位置で保持されるように、前記接続手段を制御することを特徴とする、請求項7に記載の装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0653635A FR2905594B1 (fr) | 2006-09-08 | 2006-09-08 | Vitreotome pneumatique |
FR0653635 | 2006-09-08 | ||
PCT/FR2007/051889 WO2008029066A1 (fr) | 2006-09-08 | 2007-09-07 | Vitreotome pneumatique |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010502336A true JP2010502336A (ja) | 2010-01-28 |
JP5274467B2 JP5274467B2 (ja) | 2013-08-28 |
Family
ID=37820563
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009527182A Expired - Fee Related JP5274467B2 (ja) | 2006-09-08 | 2007-09-07 | 空圧式硝子体切除装置 |
Country Status (10)
Country | Link |
---|---|
US (1) | US8784432B2 (ja) |
EP (1) | EP2061411B1 (ja) |
JP (1) | JP5274467B2 (ja) |
AT (1) | ATE499916T1 (ja) |
CA (1) | CA2662365C (ja) |
DE (1) | DE602007012898D1 (ja) |
ES (1) | ES2363722T3 (ja) |
FR (1) | FR2905594B1 (ja) |
PL (1) | PL2061411T3 (ja) |
WO (1) | WO2008029066A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014522281A (ja) * | 2011-06-06 | 2014-09-04 | シナジェティクス・インコーポレイテッド | 硝子体切除のためのシステムおよび方法 |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2571580T3 (es) | 2006-12-21 | 2016-05-26 | Doheny Eye Inst | Pieza de mano desechable para vitrectomía |
US8172865B2 (en) | 2007-09-27 | 2012-05-08 | Doheny Eye Institute | Selectable stroke cutter |
WO2011025658A1 (en) | 2009-08-31 | 2011-03-03 | Alcon Research, Ltd. | Pneumatic pressure output control by drive valve duty cycle calibration |
JP5711259B2 (ja) | 2009-12-10 | 2015-04-30 | アルコン リサーチ, リミテッド | 動的空気圧弁駆動装置のためのシステム及び方法 |
US8666556B2 (en) | 2009-12-10 | 2014-03-04 | Alcon Research, Ltd. | Systems and methods for dynamic feedforward |
US10874552B2 (en) | 2011-07-08 | 2020-12-29 | Doheny Eye Institute | Ocular lens cutting device |
US9060841B2 (en) | 2011-08-31 | 2015-06-23 | Alcon Research, Ltd. | Enhanced flow vitrectomy probe |
US10070990B2 (en) | 2011-12-08 | 2018-09-11 | Alcon Research, Ltd. | Optimized pneumatic drive lines |
US9095409B2 (en) | 2011-12-20 | 2015-08-04 | Alcon Research, Ltd. | Vitrectomy probe with adjustable cutter port size |
US9615969B2 (en) | 2012-12-18 | 2017-04-11 | Novartis Ag | Multi-port vitrectomy probe with dual cutting edges |
NL2010444C2 (nl) * | 2013-03-13 | 2014-09-16 | D O R C Dutch Ophthalmic Res Ct International B V | Oogchirurgisch snijgereedschap. |
EP2913034B1 (de) | 2014-02-27 | 2019-08-07 | EOS GmbH | Chirurgisches Handstück |
EP2913035A1 (de) | 2014-02-27 | 2015-09-02 | EOS GmbH | Augenoperationsgerät mit einem chirurgischen Handstück und Steuerungsmitteln zum Steuern des Hubs der Hohlnadel |
US9693898B2 (en) | 2014-11-19 | 2017-07-04 | Novartis Ag | Double-acting vitreous probe with contoured port |
JP7234554B2 (ja) | 2018-09-25 | 2023-03-08 | 富士フイルムビジネスイノベーション株式会社 | 情報処理装置及びプログラム |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4446550A (en) * | 1979-06-07 | 1984-05-01 | Siemens Aktiengesellschaft | Reliable signal system having at least one transmitter feeding plural series-connected receiver inputs |
US4696298A (en) * | 1985-11-19 | 1987-09-29 | Storz Instrument Company | Vitrectomy cutting mechanism |
JP2001087303A (ja) * | 1999-09-27 | 2001-04-03 | Nidek Co Ltd | 眼科手術装置 |
JP2002125995A (ja) * | 2000-10-20 | 2002-05-08 | Nidek Co Ltd | 硝子体手術装置 |
JP2005009523A (ja) * | 2003-06-17 | 2005-01-13 | Daishin:Kk | 流体圧アクチュエータ |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4449550A (en) * | 1981-11-02 | 1984-05-22 | Optikon Oftalmologia, S.P.A. | Control system for intraocular surgical device |
US4577629A (en) * | 1983-10-28 | 1986-03-25 | Coopervision, Inc. | Surgical cutting instrument for ophthalmic surgery |
US5176628A (en) | 1989-10-27 | 1993-01-05 | Alcon Surgical, Inc. | Vitreous cutter |
AU1558995A (en) * | 1994-01-04 | 1995-08-01 | Alpha Surgical Technologies, Inc. | Stapling device |
US6514268B2 (en) * | 1999-08-30 | 2003-02-04 | Alcon Universal Ltd. | Method of operating microsurgical instruments |
US6575990B1 (en) * | 1999-10-21 | 2003-06-10 | Medical Instrument Development Laboratories, Inc. | High speed vitreous cutting system |
-
2006
- 2006-09-08 FR FR0653635A patent/FR2905594B1/fr not_active Expired - Fee Related
-
2007
- 2007-09-07 EP EP07823785A patent/EP2061411B1/fr active Active
- 2007-09-07 AT AT07823785T patent/ATE499916T1/de active
- 2007-09-07 JP JP2009527182A patent/JP5274467B2/ja not_active Expired - Fee Related
- 2007-09-07 CA CA2662365A patent/CA2662365C/en active Active
- 2007-09-07 PL PL07823785T patent/PL2061411T3/pl unknown
- 2007-09-07 ES ES07823785T patent/ES2363722T3/es active Active
- 2007-09-07 US US12/440,380 patent/US8784432B2/en active Active
- 2007-09-07 WO PCT/FR2007/051889 patent/WO2008029066A1/fr active Application Filing
- 2007-09-07 DE DE602007012898T patent/DE602007012898D1/de active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4446550A (en) * | 1979-06-07 | 1984-05-01 | Siemens Aktiengesellschaft | Reliable signal system having at least one transmitter feeding plural series-connected receiver inputs |
US4696298A (en) * | 1985-11-19 | 1987-09-29 | Storz Instrument Company | Vitrectomy cutting mechanism |
JP2001087303A (ja) * | 1999-09-27 | 2001-04-03 | Nidek Co Ltd | 眼科手術装置 |
JP2002125995A (ja) * | 2000-10-20 | 2002-05-08 | Nidek Co Ltd | 硝子体手術装置 |
JP2005009523A (ja) * | 2003-06-17 | 2005-01-13 | Daishin:Kk | 流体圧アクチュエータ |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014522281A (ja) * | 2011-06-06 | 2014-09-04 | シナジェティクス・インコーポレイテッド | 硝子体切除のためのシステムおよび方法 |
Also Published As
Publication number | Publication date |
---|---|
WO2008029066A1 (fr) | 2008-03-13 |
EP2061411A1 (fr) | 2009-05-27 |
PL2061411T3 (pl) | 2011-09-30 |
DE602007012898D1 (de) | 2011-04-14 |
FR2905594A1 (fr) | 2008-03-14 |
CA2662365C (en) | 2014-07-15 |
FR2905594B1 (fr) | 2008-12-05 |
CA2662365A1 (en) | 2008-03-13 |
EP2061411B1 (fr) | 2011-03-02 |
US8784432B2 (en) | 2014-07-22 |
JP5274467B2 (ja) | 2013-08-28 |
ATE499916T1 (de) | 2011-03-15 |
US20090281479A1 (en) | 2009-11-12 |
ES2363722T3 (es) | 2011-08-12 |
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