DE69832412D1 - Verfahren und gerät zum detektieren von blutspeckle in einem intravaskulären ultraschall-abbildungssystem - Google Patents

Verfahren und gerät zum detektieren von blutspeckle in einem intravaskulären ultraschall-abbildungssystem

Info

Publication number
DE69832412D1
DE69832412D1 DE69832412T DE69832412T DE69832412D1 DE 69832412 D1 DE69832412 D1 DE 69832412D1 DE 69832412 T DE69832412 T DE 69832412T DE 69832412 T DE69832412 T DE 69832412T DE 69832412 D1 DE69832412 D1 DE 69832412D1
Authority
DE
Germany
Prior art keywords
blutspeckle
detecting
intravascular ultrasound
picture system
ultrasound picture
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
DE69832412T
Other languages
English (en)
Other versions
DE69832412T2 (de
Inventor
Tat-Jin Teo
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 Ltd Barbados
Original Assignee
Boston Scientific Ltd Barbados
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 Boston Scientific Ltd Barbados filed Critical Boston Scientific Ltd Barbados
Publication of DE69832412D1 publication Critical patent/DE69832412D1/de
Application granted granted Critical
Publication of DE69832412T2 publication Critical patent/DE69832412T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
    • G01S7/52023—Details of receivers
    • G01S7/52036—Details of receivers using analysis of echo signal for target characterisation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/12—Diagnosis using ultrasonic, sonic or infrasonic waves in body cavities or body tracts, e.g. by using catheters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
    • G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
    • G01S15/895—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques characterised by the transmitted frequency spectrum
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
    • G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
    • G01S15/8979—Combined Doppler and pulse-echo imaging systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
    • G01S7/52046—Techniques for image enhancement involving transmitter or receiver

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pathology (AREA)
  • Surgery (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
DE69832412T 1997-09-23 1998-09-22 Verfahren und gerät zum detektieren von blutspeckle in einem intravaskulären ultraschall-abbildungssystem Expired - Lifetime DE69832412T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/936,043 US5876343A (en) 1997-09-23 1997-09-23 Methods and apparatus for blood speckle detection in an intravascular ultrasound imaging system
US936043 1997-09-23
PCT/IB1998/001664 WO1999015874A2 (en) 1997-09-23 1998-09-22 Methods and apparatus for blood speckle detection in an intravascular ultrasound imaging system

Publications (2)

Publication Number Publication Date
DE69832412D1 true DE69832412D1 (de) 2005-12-22
DE69832412T2 DE69832412T2 (de) 2006-08-10

Family

ID=25468095

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69832412T Expired - Lifetime DE69832412T2 (de) 1997-09-23 1998-09-22 Verfahren und gerät zum detektieren von blutspeckle in einem intravaskulären ultraschall-abbildungssystem

Country Status (7)

Country Link
US (3) US5876343A (de)
EP (1) EP1032309B1 (de)
JP (1) JP4394828B2 (de)
CA (1) CA2305653C (de)
DE (1) DE69832412T2 (de)
ES (1) ES2248918T3 (de)
WO (1) WO1999015874A2 (de)

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Also Published As

Publication number Publication date
WO1999015874A2 (en) 1999-04-01
JP2003510102A (ja) 2003-03-18
WO1999015874A3 (en) 1999-05-20
US6050946A (en) 2000-04-18
EP1032309A2 (de) 2000-09-06
EP1032309B1 (de) 2005-11-16
EP1032309A4 (de) 2004-05-19
DE69832412T2 (de) 2006-08-10
ES2248918T3 (es) 2006-03-16
US5876343A (en) 1999-03-02
US6254541B1 (en) 2001-07-03
CA2305653A1 (en) 1999-04-01
JP4394828B2 (ja) 2010-01-06
CA2305653C (en) 2008-02-12

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