ATE113454T1 - Verfahren und gerät zur ermittlung der lage eines katheters. - Google Patents

Verfahren und gerät zur ermittlung der lage eines katheters.

Info

Publication number
ATE113454T1
ATE113454T1 AT89630152T AT89630152T ATE113454T1 AT E113454 T1 ATE113454 T1 AT E113454T1 AT 89630152 T AT89630152 T AT 89630152T AT 89630152 T AT89630152 T AT 89630152T AT E113454 T1 ATE113454 T1 AT E113454T1
Authority
AT
Austria
Prior art keywords
locator
detector
coil
catheter
output voltage
Prior art date
Application number
AT89630152T
Other languages
German (de)
English (en)
Inventor
Clair L Strohl Jr
Michael C Ferragamo
Donald A Kay
Alan R Shapiro
Gary R Whipple
Original Assignee
Pharmacia Deltec 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 Pharmacia Deltec Inc filed Critical Pharmacia Deltec Inc
Application granted granted Critical
Publication of ATE113454T1 publication Critical patent/ATE113454T1/de

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/06—Devices, other than using radiation, for detecting or locating foreign bodies ; determining position of probes within or on the body of the patient
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/06—Devices, other than using radiation, for detecting or locating foreign bodies ; determining position of probes within or on the body of the patient
    • A61B5/061—Determining position of a probe within the body employing means separate from the probe, e.g. sensing internal probe position employing impedance electrodes on the surface of the body
    • A61B5/062—Determining position of a probe within the body employing means separate from the probe, e.g. sensing internal probe position employing impedance electrodes on the surface of the body using magnetic field

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Human Computer Interaction (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Veterinary Medicine (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Eye Examination Apparatus (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Surgical Instruments (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
AT89630152T 1988-09-13 1989-09-13 Verfahren und gerät zur ermittlung der lage eines katheters. ATE113454T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/243,689 US4905698A (en) 1988-09-13 1988-09-13 Method and apparatus for catheter location determination

Publications (1)

Publication Number Publication Date
ATE113454T1 true ATE113454T1 (de) 1994-11-15

Family

ID=22919731

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89630152T ATE113454T1 (de) 1988-09-13 1989-09-13 Verfahren und gerät zur ermittlung der lage eines katheters.

Country Status (11)

Country Link
US (1) US4905698A (US06374134-20020416-M00020.png)
EP (2) EP0359697B1 (US06374134-20020416-M00020.png)
JP (1) JP2777244B2 (US06374134-20020416-M00020.png)
KR (1) KR0124415B1 (US06374134-20020416-M00020.png)
AT (1) ATE113454T1 (US06374134-20020416-M00020.png)
AU (1) AU633232B2 (US06374134-20020416-M00020.png)
CA (1) CA1330108C (US06374134-20020416-M00020.png)
DE (1) DE68919182T2 (US06374134-20020416-M00020.png)
DK (1) DK44591A (US06374134-20020416-M00020.png)
IE (1) IE62403B1 (US06374134-20020416-M00020.png)
WO (1) WO1990002514A1 (US06374134-20020416-M00020.png)

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US4905698A (en) 1990-03-06
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IE892856L (en) 1990-03-13
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