CA2129551A1 - Catheter de thermodilution muni d'un element chauffant souple et sur - Google Patents

Catheter de thermodilution muni d'un element chauffant souple et sur

Info

Publication number
CA2129551A1
CA2129551A1 CA002129551A CA2129551A CA2129551A1 CA 2129551 A1 CA2129551 A1 CA 2129551A1 CA 002129551 A CA002129551 A CA 002129551A CA 2129551 A CA2129551 A CA 2129551A CA 2129551 A1 CA2129551 A1 CA 2129551A1
Authority
CA
Canada
Prior art keywords
heating filament
blood
filament
catheter
heating
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
CA002129551A
Other languages
English (en)
Other versions
CA2129551C (fr
Inventor
Michael D. Quinn
Mark L. Yelderman
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.)
Edwards Lifesciences Corp
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
Priority to EP92915443A priority Critical patent/EP0637219B1/fr
Priority to JP51400493A priority patent/JP3150151B2/ja
Priority to CA002129551A priority patent/CA2129551C/fr
Priority to DE69227526T priority patent/DE69227526T2/de
Priority to PCT/US1992/001012 priority patent/WO1993015652A1/fr
Application filed by Individual filed Critical Individual
Priority to AU23339/92A priority patent/AU2333992A/en
Priority claimed from PCT/US1992/001012 external-priority patent/WO1993015652A1/fr
Publication of CA2129551A1 publication Critical patent/CA2129551A1/fr
Application granted granted Critical
Publication of CA2129551C publication Critical patent/CA2129551C/fr
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
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
    • A61B5/6847—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
    • A61B5/6852—Catheters
    • A61B5/6855—Catheters with a distal curved tip
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/026—Measuring blood flow
    • A61B5/0275—Measuring blood flow using tracers, e.g. dye dilution
    • A61B5/028—Measuring blood flow using tracers, e.g. dye dilution by thermo-dilution
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
    • A61B5/6847—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
    • A61B5/6852—Catheters
    • A61B5/6857—Catheters with a distal pigtail shape
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/40—Heating elements having the shape of rods or tubes
    • H05B3/54—Heating elements having the shape of rods or tubes flexible
    • H05B3/58—Heating hoses; Heating collars
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/08—Sensors provided with means for identification, e.g. barcodes or memory chips

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Physics & Mathematics (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Hematology (AREA)
  • Cardiology (AREA)
  • Physiology (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Thermotherapy And Cooling Therapy Devices (AREA)
CA002129551A 1992-02-07 1992-02-07 Catheter de thermodilution muni d'un element chauffant souple et sur Expired - Lifetime CA2129551C (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP51400493A JP3150151B2 (ja) 1992-02-07 1992-02-07 安全，可撓性の加熱要素を有する熱希釈カテーテル
CA002129551A CA2129551C (fr) 1992-02-07 1992-02-07 Catheter de thermodilution muni d'un element chauffant souple et sur
DE69227526T DE69227526T2 (de) 1992-02-07 1992-02-07 Wärmeverdünnungskatheter mit biegsamem, sicherem heizelement
PCT/US1992/001012 WO1993015652A1 (fr) 1992-02-07 1992-02-07 Catheter de thermodilution pourvu d'un element chauffant flexible fiable
EP92915443A EP0637219B1 (fr) 1992-02-07 1992-02-07 Catheter de thermodilution pourvu d'un element chauffant flexible fiable
AU23339/92A AU2333992A (en) 1992-02-07 1992-02-07 A thermodilution catheter having a safe, flexible heating element

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA002129551A CA2129551C (fr) 1992-02-07 1992-02-07 Catheter de thermodilution muni d'un element chauffant souple et sur
PCT/US1992/001012 WO1993015652A1 (fr) 1992-02-07 1992-02-07 Catheter de thermodilution pourvu d'un element chauffant flexible fiable

Publications (2)

Publication Number Publication Date
CA2129551A1 true CA2129551A1 (fr) 1993-08-19
CA2129551C CA2129551C (fr) 2001-10-02

Family

ID=4154118

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002129551A Expired - Lifetime CA2129551C (fr) 1992-02-07 1992-02-07 Catheter de thermodilution muni d'un element chauffant souple et sur

Country Status (1)

Country Link
CA (1) CA2129551C (fr)

Also Published As

Publication number Publication date
CA2129551C (fr) 2001-10-02

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