GB2267829B - Electrosurgical system - Google Patents

Electrosurgical system

Info

Publication number: GB2267829B
Authority: GB; United Kingdom
Prior art keywords: electrosurgical system; electrosurgical
Prior art date: 1992-06-19
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired - Fee Related

Application number

GB9302337A

Other versions

GB2267829A (en

GB9302337D0 (en

Inventor

John S Gentelia

Frank R Williams

Sharyn E Longo

Deborah E Forbey

William C Wheatley

Ernesto G Sevilla

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Conmed Corp

Original Assignee

Conmed Corp

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1992-06-19

Filing date

1993-02-05

Publication date

1996-04-24

1992-06-19 Priority claimed from US07/901,024 external-priority patent/US5300070A/en

1993-02-05 Application filed by Conmed Corp filed Critical Conmed Corp

1993-03-24 Publication of GB9302337D0 publication Critical patent/GB9302337D0/en

1993-12-22 Publication of GB2267829A publication Critical patent/GB2267829A/en

1996-04-24 Application granted granted Critical

1996-04-24 Publication of GB2267829B publication Critical patent/GB2267829B/en

2013-02-05 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Classifications

- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/34—Trocars; Puncturing needles
- A61B17/3462—Trocars; Puncturing needles with means for changing the diameter or the orientation of the entrance port of the cannula, e.g. for use with different-sized instruments, reduction ports, adapter seals
- 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
- A61B18/14—Probes or electrodes therefor
- A61B18/1487—Trocar-like, i.e. devices producing an enlarged transcutaneous opening
- 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
- A61B18/1233—Generators therefor with circuits for assuring patient safety
- 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
- A61B2018/00636—Sensing and controlling the application of energy
- A61B2018/00696—Controlled or regulated parameters
- A61B2018/00738—Depth, e.g. depth of ablation
- 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
- A61B2018/1246—Generators therefor characterised by the output polarity
- A61B2018/126—Generators therefor characterised by the output polarity bipolar

Landscapes

Health & Medical Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Surgery (AREA)
Engineering & Computer Science (AREA)
Medical Informatics (AREA)
Veterinary Medicine (AREA)
Biomedical Technology (AREA)
Heart & Thoracic Surgery (AREA)
Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
Molecular Biology (AREA)
Animal Behavior & Ethology (AREA)
General Health & Medical Sciences (AREA)
Public Health (AREA)
Pathology (AREA)
Physics & Mathematics (AREA)
Plasma & Fusion (AREA)
Otolaryngology (AREA)
Surgical Instruments (AREA)

GB9302337A 1992-06-19 1993-02-05 Electrosurgical system Expired - Fee Related GB2267829B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US07/901,024 US5300070A (en)	1992-03-17	1992-06-19	Electrosurgical trocar assembly with bi-polar electrode

Publications (3)

Publication Number	Publication Date
GB9302337D0 GB9302337D0 (en)	1993-03-24
GB2267829A GB2267829A (en)	1993-12-22
GB2267829B true GB2267829B (en)	1996-04-24

Family

ID=25413482

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB9302337A Expired - Fee Related GB2267829B (en)	1992-06-19	1993-02-05	Electrosurgical system

Country Status (5)

Country	Link
JP (1)	JPH0630948A (en)
AU (1)	AU659261B2 (en)
FR (1)	FR2692469B1 (en)
GB (1)	GB2267829B (en)
IT (1)	IT1261905B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5432459A (en) *	1992-03-17	1995-07-11	Conmed Corporation	Leakage capacitance compensating current sensor for current supplied to medical device loads with unconnected reference conductor
AU671902B2 (en) *	1993-06-01	1996-09-12	Conmed Corporation	Current sensor for medical devices with continuity monitor
US8080058B2 (en)	2003-04-01	2011-12-20	Depuy Mitek, Inc.	Method and apparatus for fixing a graft in a bone tunnel
US6113604A (en) *	1997-01-14	2000-09-05	Ethicon, Inc.	Method and apparatus for fixing a graft in a bone tunnel
WO2000036985A2 (en) *	1998-12-18	2000-06-29	Celon Ag Medical Instruments	Electrode assembly for a surgical instrument provided for carrying out an electrothermal coagulation of tissue
US20070093697A1 (en)	2005-10-21	2007-04-26	Theranova, Llc	Method and apparatus for detection of right to left shunting in the cardiopulmonary vasculature
US20180311071A1 (en)	2005-10-21	2018-11-01	Daniel R. BURNETT	Method and apparatus for peritoneal oxygenation
JP2010523230A (en)	2007-04-05	2010-07-15	ベロメディックス，インク	Automatic treatment system and method
US20080249467A1 (en) *	2007-04-05	2008-10-09	Daniel Rogers Burnett	Device and Method for Safe Access to a Body Cavity
EP2167000A1 (en)	2007-07-09	2010-03-31	Velomedix, Inc	Hypothermia devices and methods
WO2012006625A2 (en)	2010-07-09	2012-01-12	Velomedix, Inc.	Method and apparatus for pressure measurement

Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3946738A (en) *	1974-10-24	1976-03-30	Newton David W	Leakage current cancelling circuit for use with electrosurgical instrument
US4565200A (en) *	1980-09-24	1986-01-21	Cosman Eric R	Universal lesion and recording electrode system
GB2213381A (en) *	1987-12-12	1989-08-16	Univ Wales Medicine	Electro-surgical apparatus with body impedance monitoring
EP0455321A1 (en) *	1990-04-30	1991-11-06	Everest Medical Corporation	Percutaneous laparoscopic cholecystectomy instrument
GB2266245A (en) *	1992-03-17	1993-10-27	Conmed Corp	Electrosurgical trocar assembly

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3595239A (en) *	1969-04-04	1971-07-27	Roy A Petersen	Catheter with electrical cutting means
US4043342A (en) *	1974-08-28	1977-08-23	Valleylab, Inc.	Electrosurgical devices having sesquipolar electrode structures incorporated therein
US3964487A (en) *	1974-12-09	1976-06-22	The Birtcher Corporation	Uncomplicated load-adapting electrosurgical cutting generator
US4356826A (en) *	1979-05-09	1982-11-02	Olympus Optical Co., Ltd.	Stabbing apparatus for diagnosis of living body
GB2090532B (en) *	1981-01-02	1985-09-18	Goof Sven Karl Lennart	An electrosurgical apparatus
US4483338A (en) *	1981-06-12	1984-11-20	Raychem Corporation	Bi-Polar electrocautery needle
DE3523871C3 (en) *	1985-07-04	1994-07-28	Erbe Elektromedizin	High frequency surgical device
US4716897A (en) *	1985-07-15	1988-01-05	Olympus Optical Co., Ltd.	Electrosurgical apparatus
US5009643A (en) *	1989-08-09	1991-04-23	Richard Wolf Medical Instruments Corp.	Self-retaining electrically insulative trocar sleeve and trocar
JPH05506176A (en) *	1991-02-13	1993-09-16	アプライド　メディカル　リソーセス　インコーポレイテッド	surgical trocar

1993
- 1993-01-18 AU AU31825/93A patent/AU659261B2/en not_active Ceased
- 1993-02-05 GB GB9302337A patent/GB2267829B/en not_active Expired - Fee Related
- 1993-03-04 FR FR9302517A patent/FR2692469B1/en not_active Expired - Fee Related
- 1993-03-19 IT ITGE930024A patent/IT1261905B/en active IP Right Grant
- 1993-06-07 JP JP5135780A patent/JPH0630948A/en active Pending

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3946738A (en) *	1974-10-24	1976-03-30	Newton David W	Leakage current cancelling circuit for use with electrosurgical instrument
US4565200A (en) *	1980-09-24	1986-01-21	Cosman Eric R	Universal lesion and recording electrode system
GB2213381A (en) *	1987-12-12	1989-08-16	Univ Wales Medicine	Electro-surgical apparatus with body impedance monitoring
EP0455321A1 (en) *	1990-04-30	1991-11-06	Everest Medical Corporation	Percutaneous laparoscopic cholecystectomy instrument
GB2266245A (en) *	1992-03-17	1993-10-27	Conmed Corp	Electrosurgical trocar assembly

Also Published As

Publication number	Publication date
IT1261905B (en)	1996-06-03
FR2692469A1 (en)	1993-12-24
JPH0630948A (en)	1994-02-08
GB2267829A (en)	1993-12-22
GB9302337D0 (en)	1993-03-24
ITGE930024A1 (en)	1994-09-19
AU3182593A (en)	1993-12-23
AU659261B2 (en)	1995-05-11
ITGE930024A0 (en)	1993-03-19
FR2692469B1 (en)	1997-04-25

Publication	Publication Date	Title
EP0720835A3 (en)	1996-09-18	Surgical system
IL105542A0 (en)	1993-08-18	Desking system
GB2289531B (en)	1998-06-17	Air-shower system
EP0776235A4 (en)	1999-08-25	Electrotherapeutic system
GB9205344D0 (en)	1992-04-22	System
HK1010000A1 (en)	1999-06-11	Page-makeup system
GB9410082D0 (en)	1994-07-06	Treeshelter system
GB2267829B (en)	1996-04-24	Electrosurgical system
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HU9502638D0 (en)	1995-11-28	Sectional-bar system
GB9301769D0 (en)	1993-03-17	Opticla system
GB9205342D0 (en)	1992-04-22	System
GB2265445B (en)	1995-08-16	Heating system
GB2272196B (en)	1995-11-22	Distribution system
GB2261379B (en)	1996-01-10	Electrosurgery system
GB9200496D0 (en)	1992-02-26	Catheter system
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GB9400278D0 (en)	1994-03-09	Mini-loop system
GB9206683D0 (en)	1992-05-13	Glazin system
GB9208925D0 (en)	1992-06-10	System
KR0116230Y1 (en)	1998-04-22	Keyphone system
GB9212784D0 (en)	1992-07-29	Auto-checkout system
GB9223668D0 (en)	1992-12-23	Puppeteering system
GB9222079D0 (en)	1992-12-02	C p system
GB9221151D0 (en)	1992-11-25	Location system

Legal Events

Date	Code	Title	Description
2000-09-27	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 20000205