CA1085253A - Instrument chirurgical a tranchant dote d'un element dielectrique chauffant autoreglable, et mode d'emploi - Google Patents

Instrument chirurgical a tranchant dote d'un element dielectrique chauffant autoreglable, et mode d'emploi

Info

Publication number: CA1085253A
Authority: CA; Canada
Prior art keywords: blade; dielectric; cutting edge; temperature; electric field
Prior art date: 1975-03-14
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

Application number

CA246,551A

Other languages

English (en)

Inventor

Robert F. Shaw

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.)

Individual

Original Assignee

Individual

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.)

1975-03-14

Filing date

1976-02-25

Publication date

1980-09-09

1975-03-14 Priority claimed from US05/558,333 external-priority patent/US4207896A/en

1976-02-25 Application filed by Individual filed Critical Individual

1980-09-09 Application granted granted Critical

1980-09-09 Publication of CA1085253A publication Critical patent/CA1085253A/fr

Status Expired legal-status Critical Current

Links

238000010438 heat treatment Methods 0.000 title claims abstract description 23
238000000034 method Methods 0.000 title claims description 11
239000000463 material Substances 0.000 claims abstract description 17
230000005684 electric field Effects 0.000 claims description 18
239000003989 dielectric material Substances 0.000 claims description 10
230000004044 response Effects 0.000 claims description 8
238000001356 surgical procedure Methods 0.000 claims description 6
230000002439 hemostatic effect Effects 0.000 claims description 4
239000011810 insulating material Substances 0.000 claims description 3
229910052451 lead zirconate titanate Inorganic materials 0.000 claims description 2
HFGPZNIAWCZYJU-UHFFFAOYSA-N lead zirconate titanate Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Zr+4].[Pb+2] HFGPZNIAWCZYJU-UHFFFAOYSA-N 0.000 claims description 2
230000007704 transition Effects 0.000 claims 5
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims 2
229940030225 antihemorrhagics Drugs 0.000 claims 1
229910052788 barium Inorganic materials 0.000 claims 1
DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 claims 1
230000035939 shock Effects 0.000 claims 1
230000023597 hemostasis Effects 0.000 abstract description 4
229910002113 barium titanate Inorganic materials 0.000 description 4
JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 4
230000000740 bleeding effect Effects 0.000 description 4
NKZSPGSOXYXWQA-UHFFFAOYSA-N dioxido(oxo)titanium;lead(2+) Chemical compound [Pb+2].[O-][Ti]([O-])=O NKZSPGSOXYXWQA-UHFFFAOYSA-N 0.000 description 3
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
238000001816 cooling Methods 0.000 description 2
230000000694 effects Effects 0.000 description 2
230000007246 mechanism Effects 0.000 description 2
230000035699 permeability Effects 0.000 description 2
230000001105 regulatory effect Effects 0.000 description 2
230000000451 tissue damage Effects 0.000 description 2
231100000827 tissue damage Toxicity 0.000 description 2
230000005540 biological transmission Effects 0.000 description 1
210000004204 blood vessel Anatomy 0.000 description 1
230000015556 catabolic process Effects 0.000 description 1
239000000919 ceramic Substances 0.000 description 1
238000006243 chemical reaction Methods 0.000 description 1
239000004020 conductor Substances 0.000 description 1
230000001276 controlling effect Effects 0.000 description 1
230000006378 damage Effects 0.000 description 1
230000003247 decreasing effect Effects 0.000 description 1
230000001419 dependent effect Effects 0.000 description 1
235000011389 fruit/vegetable juice Nutrition 0.000 description 1
239000011521 glass Substances 0.000 description 1
230000001788 irregular Effects 0.000 description 1
230000004118 muscle contraction Effects 0.000 description 1
230000002093 peripheral effect Effects 0.000 description 1
102000004169 proteins and genes Human genes 0.000 description 1
108090000623 proteins and genes Proteins 0.000 description 1
235000012239 silicon dioxide Nutrition 0.000 description 1
239000000377 silicon dioxide Substances 0.000 description 1
230000029663 wound healing Effects 0.000 description 1

Classifications

- 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
- A61B18/08—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by means of electrically-heated probes
- 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
- A61B2018/00053—Mechanical features of the instrument of device
- A61B2018/00107—Coatings on the energy applicator

Landscapes

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

CA246,551A 1975-03-14 1976-02-25 Instrument chirurgical a tranchant dote d'un element dielectrique chauffant autoreglable, et mode d'emploi Expired CA1085253A (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US558,333		1975-03-14
US05/558,333 US4207896A (en)	1970-08-13	1975-03-14	Surgical instrument having self-regulating dielectric heating of its cutting edge

Publications (1)

Publication Number	Publication Date
CA1085253A true CA1085253A (fr)	1980-09-09

Family

ID=24229140

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA246,551A Expired CA1085253A (fr)	1975-03-14	1976-02-25	Instrument chirurgical a tranchant dote d'un element dielectrique chauffant autoreglable, et mode d'emploi

Country Status (6)

Country	Link
JP (1)	JPS51122986A (fr)
BR (1)	BR7601564A (fr)
CA (1)	CA1085253A (fr)
DE (1)	DE2609439C3 (fr)
FR (1)	FR2303517A1 (fr)
GB (1)	GB1546626A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2944730A1 (de) *	1978-11-16	1980-05-29	Corning Glass Works	Chirurgisches instrument
US4232676A (en) *	1978-11-16	1980-11-11	Corning Glass Works	Surgical cutting instrument
US4248231A (en) *	1978-11-16	1981-02-03	Corning Glass Works	Surgical cutting instrument
CA1161326A (fr) *	1979-09-10	1984-01-31	Robert F. Shaw	Instrument chirurgical anti-adhesion et methode d'utilisation
US4700716A (en) *	1986-02-27	1987-10-20	Kasevich Associates, Inc.	Collinear antenna array applicator
US4793346A (en) *	1986-09-04	1988-12-27	Bruce Mindich	Process and apparatus for harvesting vein
DE3783904T2 (de) *	1987-03-02	1993-07-01	Everest Medical Corp	Elektrochirurgisches instrument.
JPH0322944U (fr) *	1989-07-12	1991-03-11
US8292879B2 (en) *	2009-04-17	2012-10-23	Domain Surgical, Inc.	Method of treatment with adjustable ferromagnetic coated conductor thermal surgical tool
CA3132524A1 (fr) *	2019-03-29	2020-10-08	Conmed Corporation	Revetement d'electrode electrochirurgicale a haute permittivite

1975
- 1975-03-15 BR BR7601564A patent/BR7601564A/pt unknown
1976
- 1976-02-25 CA CA246,551A patent/CA1085253A/fr not_active Expired
- 1976-02-26 GB GB769776A patent/GB1546626A/en not_active Expired
- 1976-03-06 DE DE19762609439 patent/DE2609439C3/de not_active Expired
- 1976-03-12 JP JP51027026A patent/JPS51122986A/ja active Pending
- 1976-03-12 FR FR7607176A patent/FR2303517A1/fr active Granted

Also Published As

Publication number	Publication date
FR2303517A1 (fr)	1976-10-08
FR2303517B3 (fr)	1979-06-29
GB1546626A (en)	1979-05-23
DE2609439C3 (de)	1979-07-12
DE2609439A1 (de)	1976-09-16
JPS51122986A (en)	1976-10-27
DE2609439B2 (de)	1978-11-16
BR7601564A (pt)	1976-09-14

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Legal Events

Date	Code	Title	Description
1997-09-09	MKEX	Expiry