DE69632911T2 - Endoskopische instrumente mit einem kleinen durchmesser - Google Patents

Endoskopische instrumente mit einem kleinen durchmesser Download PDF

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Publication number
DE69632911T2
DE69632911T2 DE69632911T DE69632911T DE69632911T2 DE 69632911 T2 DE69632911 T2 DE 69632911T2 DE 69632911 T DE69632911 T DE 69632911T DE 69632911 T DE69632911 T DE 69632911T DE 69632911 T2 DE69632911 T2 DE 69632911T2
Authority
DE
Germany
Prior art keywords
end effector
wire
tube
endoscopic instrument
instrument according
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
DE69632911T
Other languages
German (de)
English (en)
Other versions
DE69632911D1 (de
Inventor
F. Joel GIURTINO
George Nunez
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.)
Boston Scientific Miami Corp
Original Assignee
Symbiosis 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.)
Filing date
Publication date
Application filed by Symbiosis Corp filed Critical Symbiosis Corp
Application granted granted Critical
Publication of DE69632911D1 publication Critical patent/DE69632911D1/de
Publication of DE69632911T2 publication Critical patent/DE69632911T2/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
    • A61B18/12—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
    • A61B17/28—Surgical forceps
    • A61B17/29—Forceps for use in minimally invasive surgery
    • A61B2017/2926—Details of heads or jaws
    • A61B2017/2932—Transmission of forces to jaw members
    • A61B2017/2933—Transmission of forces to jaw members camming or guiding means
    • A61B2017/2934—Transmission of forces to jaw members camming or guiding means arcuate shaped guiding means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B17/28—Surgical forceps
    • A61B17/29—Forceps for use in minimally invasive surgery
    • A61B2017/2926—Details of heads or jaws
    • A61B2017/2932—Transmission of forces to jaw members
    • A61B2017/2939—Details of linkages or pivot points
    • 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
    • A61B18/1206—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)
  • 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)
DE69632911T 1995-05-18 1996-05-17 Endoskopische instrumente mit einem kleinen durchmesser Expired - Lifetime DE69632911T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US443466 1995-05-18
US08/443,466 US5697949A (en) 1995-05-18 1995-05-18 Small diameter endoscopic instruments
PCT/US1996/007204 WO1996036289A1 (en) 1995-05-18 1996-05-17 Small diameter endoscopic instruments

Publications (2)

Publication Number Publication Date
DE69632911D1 DE69632911D1 (de) 2004-08-19
DE69632911T2 true DE69632911T2 (de) 2005-07-21

Family

ID=23760916

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69632911T Expired - Lifetime DE69632911T2 (de) 1995-05-18 1996-05-17 Endoskopische instrumente mit einem kleinen durchmesser
DE69634392T Expired - Lifetime DE69634392T2 (de) 1995-05-18 1996-05-17 Bipolares elektrochirurgisches endoskopisches Instrument mit isoliertem Achsstift

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69634392T Expired - Lifetime DE69634392T2 (de) 1995-05-18 1996-05-17 Bipolares elektrochirurgisches endoskopisches Instrument mit isoliertem Achsstift

Country Status (7)

Country Link
US (1) US5697949A (enExample)
EP (2) EP0830093B1 (enExample)
JP (1) JP3939349B2 (enExample)
AU (1) AU5797896A (enExample)
CA (1) CA2220139C (enExample)
DE (2) DE69632911T2 (enExample)
WO (1) WO1996036289A1 (enExample)

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CA2220139C (en) 2006-08-29
JP3939349B2 (ja) 2007-07-04
EP0830093A1 (en) 1998-03-25
US5697949A (en) 1997-12-16
EP1358854A1 (en) 2003-11-05
DE69632911D1 (de) 2004-08-19
EP0830093A4 (en) 2000-01-26
JPH11505163A (ja) 1999-05-18
AU5797896A (en) 1996-11-29
CA2220139A1 (en) 1996-11-21
DE69634392D1 (de) 2005-03-31
EP1358854B1 (en) 2005-02-23
WO1996036289A1 (en) 1996-11-21
DE69634392T2 (de) 2006-01-12
EP0830093B1 (en) 2004-07-14

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