CA2697569A1 - Instrument electro-chirurgical reduisant les degats collateraux des tissus adjacents - Google Patents

Instrument electro-chirurgical reduisant les degats collateraux des tissus adjacents Download PDF

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Publication number
CA2697569A1
CA2697569A1 CA2697569A CA2697569A CA2697569A1 CA 2697569 A1 CA2697569 A1 CA 2697569A1 CA 2697569 A CA2697569 A CA 2697569A CA 2697569 A CA2697569 A CA 2697569A CA 2697569 A1 CA2697569 A1 CA 2697569A1
Authority
CA
Canada
Prior art keywords
electrically conductive
tissue
electrode
sealing surface
electrodes
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.)
Granted
Application number
CA2697569A
Other languages
English (en)
Other versions
CA2697569C (fr
Inventor
Steven Paul Buysse
Michael C. Moses
Dave A. Schechter
Kristin D. Johnson
Philip Mark Tetzlaff
Carolyn H. Mihaichuk
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.)
Covidien AG
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.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CA2697569A priority Critical patent/CA2697569C/fr
Priority claimed from CA002443252A external-priority patent/CA2443252A1/fr
Publication of CA2697569A1 publication Critical patent/CA2697569A1/fr
Application granted granted Critical
Publication of CA2697569C publication Critical patent/CA2697569C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • A61B18/12—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
    • A61B18/1442—Probes having pivoting end effectors, e.g. forceps
    • 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
    • A61B18/1442—Probes having pivoting end effectors, e.g. forceps
    • A61B18/1445—Probes having pivoting end effectors, e.g. forceps at the distal end of a shaft, e.g. forceps or scissors at the end of a rigid rod
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/28—Surgical forceps
    • A61B17/29—Forceps for use in minimally invasive surgery
    • A61B2017/2926—Details of heads or jaws
    • A61B2017/2945—Curved jaws
    • 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
    • A61B2018/00059—Material properties
    • A61B2018/00071—Electrical conductivity
    • A61B2018/00083—Electrical conductivity low, i.e. electrically insulating
    • 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
    • A61B2018/1405—Electrodes having a specific shape
    • A61B2018/1425—Needle
    • A61B2018/1432—Needle curved
    • 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
    • A61B2018/1495—Electrodes being detachable from a support structure
CA2697569A 2001-04-06 2001-04-06 Instrument electro-chirurgical reduisant les degats collateraux des tissus adjacents Expired - Fee Related CA2697569C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA2697569A CA2697569C (fr) 2001-04-06 2001-04-06 Instrument electro-chirurgical reduisant les degats collateraux des tissus adjacents

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA002443252A CA2443252A1 (fr) 2001-04-06 2001-04-06 Instrument electro-chirurgical reduisant les degats collateraux des tissus adjacents
CA2697569A CA2697569C (fr) 2001-04-06 2001-04-06 Instrument electro-chirurgical reduisant les degats collateraux des tissus adjacents

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA002443252A Division CA2443252A1 (fr) 2001-04-06 2001-04-06 Instrument electro-chirurgical reduisant les degats collateraux des tissus adjacents

Publications (2)

Publication Number Publication Date
CA2697569A1 true CA2697569A1 (fr) 2002-10-17
CA2697569C CA2697569C (fr) 2013-10-15

Family

ID=42224874

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2697569A Expired - Fee Related CA2697569C (fr) 2001-04-06 2001-04-06 Instrument electro-chirurgical reduisant les degats collateraux des tissus adjacents

Country Status (1)

Country Link
CA (1) CA2697569C (fr)

Also Published As

Publication number Publication date
CA2697569C (fr) 2013-10-15

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Effective date: 20170406

MKLA Lapsed

Effective date: 20170406