AU659261B2 - Electrosurgical trocar assembly - Google Patents
Electrosurgical trocar assembly Download PDFInfo
- Publication number
- AU659261B2 AU659261B2 AU31825/93A AU3182593A AU659261B2 AU 659261 B2 AU659261 B2 AU 659261B2 AU 31825/93 A AU31825/93 A AU 31825/93A AU 3182593 A AU3182593 A AU 3182593A AU 659261 B2 AU659261 B2 AU 659261B2
- Authority
- AU
- Australia
- Prior art keywords
- trocar
- power source
- cutting element
- electrosurgical
- circuit
- Prior art date
- 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.)
- Ceased
Links
- 239000004020 conductor Substances 0.000 claims description 16
- 230000008859 change Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 8
- 230000035515 penetration Effects 0.000 claims description 4
- 230000004044 response Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 8
- 238000001356 surgical procedure Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 210000000056 organ Anatomy 0.000 description 4
- 210000001015 abdomen Anatomy 0.000 description 3
- 230000004397 blinking Effects 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 3
- 239000004809 Teflon Substances 0.000 description 2
- 229920006362 Teflon® Polymers 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000010363 phase shift Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000003187 abdominal effect Effects 0.000 description 1
- 210000003815 abdominal wall Anatomy 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 210000003484 anatomy Anatomy 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- -1 polytetrafluorethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- 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)
Applications Claiming Priority (2)
| 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 |
| US901024 | 1992-06-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU3182593A AU3182593A (en) | 1993-12-23 |
| AU659261B2 true AU659261B2 (en) | 1995-05-11 |
Family
ID=25413482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU31825/93A Ceased AU659261B2 (en) | 1992-06-19 | 1993-01-18 | Electrosurgical trocar assembly |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPH0630948A (it) |
| AU (1) | AU659261B2 (it) |
| FR (1) | FR2692469B1 (it) |
| GB (1) | GB2267829B (it) |
| IT (1) | IT1261905B (it) |
Families Citing this family (11)
| 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 |
| EP1139897B1 (de) * | 1998-12-18 | 2005-05-04 | Celon AG Medical Instruments | Elektrodenanordnung für ein chirurgisches instrument zur elektrothermischen koagulation im gewebe |
| 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 |
| WO2008124643A1 (en) * | 2007-04-05 | 2008-10-16 | Velomedix, Inc. | Device and method for safe access to a body cavity |
| WO2008124644A1 (en) | 2007-04-05 | 2008-10-16 | Velomedix, Inc | Automated therapy system and method |
| EP2167000A1 (en) | 2007-07-09 | 2010-03-31 | Velomedix, Inc | Hypothermia devices and methods |
| US9622670B2 (en) | 2010-07-09 | 2017-04-18 | Potrero Medical, Inc. | Method and apparatus for pressure measurement |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3964487A (en) * | 1974-12-09 | 1976-06-22 | The Birtcher Corporation | Uncomplicated load-adapting electrosurgical cutting generator |
| US4580562A (en) * | 1981-01-02 | 1986-04-08 | Goof Sven Karl Lennart | Electrosurgical apparatus |
| US4716897A (en) * | 1985-07-15 | 1988-01-05 | Olympus Optical Co., Ltd. | Electrosurgical apparatus |
Family Cites Families (12)
| 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 |
| US3946738A (en) * | 1974-10-24 | 1976-03-30 | Newton David W | Leakage current cancelling circuit for use with electrosurgical instrument |
| US4356826A (en) * | 1979-05-09 | 1982-11-02 | Olympus Optical Co., Ltd. | Stabbing apparatus for diagnosis of living body |
| US4565200A (en) * | 1980-09-24 | 1986-01-21 | Cosman Eric R | Universal lesion and recording electrode system |
| US4483338A (en) * | 1981-06-12 | 1984-11-20 | Raychem Corporation | Bi-Polar electrocautery needle |
| DE3523871C3 (de) * | 1985-07-04 | 1994-07-28 | Erbe Elektromedizin | Hochfrequenz-Chirurgiegerät |
| GB2213381B (en) * | 1987-12-12 | 1992-06-03 | Univ Wales Medicine | Surgical diathermy instruments |
| US5009643A (en) * | 1989-08-09 | 1991-04-23 | Richard Wolf Medical Instruments Corp. | Self-retaining electrically insulative trocar sleeve and trocar |
| US5071419A (en) * | 1990-04-30 | 1991-12-10 | Everest Medical Corporation | Percutaneous laparoscopic cholecystectomy instrument |
| CA2080467A1 (en) * | 1991-02-13 | 1992-08-14 | Nabil Hilal | Surgical trocar |
| US5300070A (en) * | 1992-03-17 | 1994-04-05 | Conmed Corporation | Electrosurgical trocar assembly with bi-polar electrode |
-
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/fr not_active Expired - Fee Related
- 1993-03-19 IT ITGE930024A patent/IT1261905B/it active IP Right Grant
- 1993-06-07 JP JP5135780A patent/JPH0630948A/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3964487A (en) * | 1974-12-09 | 1976-06-22 | The Birtcher Corporation | Uncomplicated load-adapting electrosurgical cutting generator |
| US4580562A (en) * | 1981-01-02 | 1986-04-08 | Goof Sven Karl Lennart | Electrosurgical apparatus |
| US4716897A (en) * | 1985-07-15 | 1988-01-05 | Olympus Optical Co., Ltd. | Electrosurgical apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2692469A1 (fr) | 1993-12-24 |
| GB2267829B (en) | 1996-04-24 |
| IT1261905B (it) | 1996-06-03 |
| AU3182593A (en) | 1993-12-23 |
| GB9302337D0 (en) | 1993-03-24 |
| JPH0630948A (ja) | 1994-02-08 |
| ITGE930024A1 (it) | 1994-09-19 |
| ITGE930024A0 (it) | 1993-03-19 |
| GB2267829A (en) | 1993-12-22 |
| FR2692469B1 (fr) | 1997-04-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5300070A (en) | Electrosurgical trocar assembly with bi-polar electrode | |
| US5423809A (en) | Electrosurgical control for a trocar | |
| CA2137004C (en) | An electrosurgical tubular trocar | |
| US5423796A (en) | Trocar with electrical tissue penetration indicator | |
| US5599347A (en) | Surgical trocar with cutoff circuit | |
| US6391028B1 (en) | Probe with distally orientated concave curve for arthroscopic surgery | |
| US5556397A (en) | Coaxial electrosurgical instrument | |
| US6402742B1 (en) | Controller for thermal treatment of tissue | |
| AU659261B2 (en) | Electrosurgical trocar assembly | |
| GB2213381A (en) | Electro-surgical apparatus with body impedance monitoring | |
| US20120059369A1 (en) | Compact electrosurgery apparatus | |
| US8226640B2 (en) | Laparoscopic electrosurgical electrical leakage detection | |
| JPH05506176A (ja) | 外科用トロカール | |
| JPH10225462A (ja) | 電気手術装置 | |
| CA2089691A1 (en) | Electrosurgical trocar assembly with bi-polar electrode | |
| EP1769762B1 (en) | Rf ablation apparatus and controller therefor | |
| EP0721316B1 (en) | Surgical trocar with cutoff circuit | |
| CA2635662C (en) | Controller for thermal treatment of tissue | |
| Voyles et al. | Unrecognized hazards of surgical electrodes passed through metal suction-irrigation devices | |
| US20200113619A1 (en) | Cautery tool for intracranial surgery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MK14 | Patent ceased section 143(a) (annual fees not paid) or expired |