DE69724468D1 - Ultraschall-verfahren und -vorrichtung zur messung der schichtdicke eines körpers - Google Patents

Ultraschall-verfahren und -vorrichtung zur messung der schichtdicke eines körpers

Info

Publication number
DE69724468D1
DE69724468D1 DE69724468T DE69724468T DE69724468D1 DE 69724468 D1 DE69724468 D1 DE 69724468D1 DE 69724468 T DE69724468 T DE 69724468T DE 69724468 T DE69724468 T DE 69724468T DE 69724468 D1 DE69724468 D1 DE 69724468D1
Authority
DE
Germany
Prior art keywords
reflective
measuring
distance
layer thickness
pulse
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
DE69724468T
Other languages
English (en)
Inventor
Philipp Lang
Stephan Grampp
D Mendlein
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.)
Individual
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
Application granted granted Critical
Publication of DE69724468D1 publication Critical patent/DE69724468D1/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
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/48—Other medical applications
    • A61B5/4869—Determining body composition
    • A61B5/4872—Body fat
    • 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
    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/6843—Monitoring or controlling sensor contact pressure
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/08—Detecting organic movements or changes, e.g. tumours, cysts, swellings
    • A61B8/0858—Detecting organic movements or changes, e.g. tumours, cysts, swellings involving measuring tissue layers, e.g. skin, interfaces
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/42—Details of probe positioning or probe attachment to the patient
    • A61B8/4272—Details of probe positioning or probe attachment to the patient involving the acoustic interface between the transducer and the tissue

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
DE69724468T 1996-10-21 1997-10-21 Ultraschall-verfahren und -vorrichtung zur messung der schichtdicke eines körpers Expired - Lifetime DE69724468D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/731,821 US5941825A (en) 1996-10-21 1996-10-21 Measurement of body fat using ultrasound methods and devices
PCT/US1997/018993 WO1998017178A1 (en) 1996-10-21 1997-10-21 Measurement of object layer thickness using ultra-sonic methods and devices

Publications (1)

Publication Number Publication Date
DE69724468D1 true DE69724468D1 (de) 2003-10-02

Family

ID=24941093

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69724468T Expired - Lifetime DE69724468D1 (de) 1996-10-21 1997-10-21 Ultraschall-verfahren und -vorrichtung zur messung der schichtdicke eines körpers

Country Status (8)

Country Link
US (2) US5941825A (de)
EP (1) EP1006879B1 (de)
JP (1) JP2002512537A (de)
AT (1) ATE247925T1 (de)
AU (1) AU736441B2 (de)
CA (1) CA2269450A1 (de)
DE (1) DE69724468D1 (de)
WO (1) WO1998017178A1 (de)

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Also Published As

Publication number Publication date
EP1006879B1 (de) 2003-08-27
US6585652B2 (en) 2003-07-01
WO1998017178A1 (en) 1998-04-30
AU736441B2 (en) 2001-07-26
AU4911497A (en) 1998-05-15
CA2269450A1 (en) 1998-04-30
EP1006879A1 (de) 2000-06-14
ATE247925T1 (de) 2003-09-15
EP1006879A4 (de) 2000-06-14
US20030078498A1 (en) 2003-04-24
JP2002512537A (ja) 2002-04-23
US5941825A (en) 1999-08-24

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