DE69029393T2 - Einheit aus beheizter spitze und katheter - Google Patents

Einheit aus beheizter spitze und katheter

Info

Publication number
DE69029393T2
DE69029393T2 DE69029393T DE69029393T DE69029393T2 DE 69029393 T2 DE69029393 T2 DE 69029393T2 DE 69029393 T DE69029393 T DE 69029393T DE 69029393 T DE69029393 T DE 69029393T DE 69029393 T2 DE69029393 T2 DE 69029393T2
Authority
DE
Germany
Prior art keywords
catheter
unit
heated tip
tip
heated
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
DE69029393T
Other languages
English (en)
Other versions
DE69029393D1 (de
Inventor
David Malone
James Vacek
G Smith
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.)
University of Kansas Medical Center
Original Assignee
University of Kansas Medical Center
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 University of Kansas Medical Center filed Critical University of Kansas Medical Center
Publication of DE69029393D1 publication Critical patent/DE69029393D1/de
Application granted granted Critical
Publication of DE69029393T2 publication Critical patent/DE69029393T2/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
    • A61B18/08—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
    • A61B18/082—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
    • A61B18/08—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
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B2017/00017—Electrical control of surgical instruments
    • A61B2017/00022—Sensing or detecting at the treatment site
    • A61B2017/00084—Temperature
    • A61B2017/00092—Temperature using thermocouples
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
    • A61B2017/00292—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
    • A61B2017/22001—Angioplasty, e.g. PCTA
    • 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
    • A61B2018/00089—Thermal conductivity
    • A61B2018/00095—Thermal conductivity high, i.e. heat conducting
    • 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
    • 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
    • A61B2018/00767—Voltage
    • 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
    • A61B2018/00791—Temperature
    • 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
    • A61B2018/00791—Temperature
    • A61B2018/00821—Temperature measured by a thermocouple
    • 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
    • A61B18/082—Probes or electrodes therefor
    • A61B2018/087—Probes or electrodes therefor using semiconductors as heating element
DE69029393T 1989-08-28 1990-08-24 Einheit aus beheizter spitze und katheter Expired - Lifetime DE69029393T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US39977389A 1989-08-28 1989-08-28
US07/571,212 US5057105A (en) 1989-08-28 1990-08-23 Hot tip catheter assembly
PCT/US1990/004833 WO1991003208A1 (en) 1989-08-28 1990-08-24 Hot tip catheter assembly

Publications (2)

Publication Number Publication Date
DE69029393D1 DE69029393D1 (de) 1997-01-23
DE69029393T2 true DE69029393T2 (de) 1997-04-10

Family

ID=27016760

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69029393T Expired - Lifetime DE69029393T2 (de) 1989-08-28 1990-08-24 Einheit aus beheizter spitze und katheter

Country Status (7)

Country Link
US (2) US5057105A (de)
EP (1) EP0489814B1 (de)
JP (1) JP3108093B2 (de)
AU (1) AU633358B2 (de)
CA (1) CA2065261C (de)
DE (1) DE69029393T2 (de)
WO (1) WO1991003208A1 (de)

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DE69029393D1 (de) 1997-01-23
AU633358B2 (en) 1993-01-28
CA2065261A1 (en) 1991-03-01
WO1991003208A1 (en) 1991-03-21
EP0489814A1 (de) 1992-06-17
US5057105A (en) 1991-10-15
USRE35330E (en) 1996-09-17
AU6346590A (en) 1991-04-08
EP0489814A4 (en) 1992-08-05
JP3108093B2 (ja) 2000-11-13
EP0489814B1 (de) 1996-12-11
JPH05509003A (ja) 1993-12-16
CA2065261C (en) 2000-03-14

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