DE68912842T2 - Elektrochirurgisches, einen Gasstrom leitendes Gerät. - Google Patents

Elektrochirurgisches, einen Gasstrom leitendes Gerät.

Info

Publication number
DE68912842T2
DE68912842T2 DE89630122T DE68912842T DE68912842T2 DE 68912842 T2 DE68912842 T2 DE 68912842T2 DE 89630122 T DE89630122 T DE 89630122T DE 68912842 T DE68912842 T DE 68912842T DE 68912842 T2 DE68912842 T2 DE 68912842T2
Authority
DE
Germany
Prior art keywords
gas flow
electrosurgical device
conducts gas
conducts
electrosurgical
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.)
Expired - Lifetime
Application number
DE89630122T
Other languages
English (en)
Other versions
DE68912842D1 (de
Inventor
Paul Trenconsky
Robert Allan Weiss
Carol Bertrand
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.)
Birtcher Medical Systems Inc
Original Assignee
Birtcher Medical Systems Inc
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.)
Filing date
Publication date
Application filed by Birtcher Medical Systems Inc filed Critical Birtcher Medical Systems Inc
Application granted granted Critical
Publication of DE68912842D1 publication Critical patent/DE68912842D1/de
Publication of DE68912842T2 publication Critical patent/DE68912842T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • A61B18/042—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating using additional gas becoming plasma
    • 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
    • A61B17/3203—Fluid jet cutting instruments
    • 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
    • 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
    • A61B2018/00761—Duration
    • 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
    • A61B2018/00773—Sensed parameters
    • A61B2018/00886—Duration
    • 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
    • A61B2018/1213—Generators therefor creating an arc
DE89630122T 1988-07-26 1989-07-25 Elektrochirurgisches, einen Gasstrom leitendes Gerät. Expired - Lifetime DE68912842T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/224,485 US4901719A (en) 1986-04-08 1988-07-26 Electrosurgical conductive gas stream equipment

Publications (2)

Publication Number Publication Date
DE68912842D1 DE68912842D1 (de) 1994-03-17
DE68912842T2 true DE68912842T2 (de) 1994-05-11

Family

ID=22840911

Family Applications (1)

Application Number Title Priority Date Filing Date
DE89630122T Expired - Lifetime DE68912842T2 (de) 1988-07-26 1989-07-25 Elektrochirurgisches, einen Gasstrom leitendes Gerät.

Country Status (7)

Country Link
US (2) US4901719A (de)
EP (1) EP0353177B1 (de)
AU (1) AU626565B2 (de)
CA (1) CA1323664C (de)
DE (1) DE68912842T2 (de)
ES (1) ES2049347T3 (de)
NZ (1) NZ230097A (de)

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Also Published As

Publication number Publication date
AU626565B2 (en) 1992-08-06
EP0353177B1 (de) 1994-02-02
AU3899489A (en) 1990-02-01
ES2049347T3 (es) 1994-04-16
EP0353177A1 (de) 1990-01-31
NZ230097A (en) 1992-10-28
CA1323664C (en) 1993-10-26
USRE34780E (en) 1994-11-08
DE68912842D1 (de) 1994-03-17
US4901719A (en) 1990-02-20

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