DE69315351T2 - Gerät und verfahren zur anzeige von emboli mittels ultraschall - Google Patents

Gerät und verfahren zur anzeige von emboli mittels ultraschall

Info

Publication number
DE69315351T2
DE69315351T2 DE69315351T DE69315351T DE69315351T2 DE 69315351 T2 DE69315351 T2 DE 69315351T2 DE 69315351 T DE69315351 T DE 69315351T DE 69315351 T DE69315351 T DE 69315351T DE 69315351 T2 DE69315351 T2 DE 69315351T2
Authority
DE
Germany
Prior art keywords
doppler
emboli
blood
doppler shift
subject
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 - Fee Related
Application number
DE69315351T
Other languages
English (en)
Other versions
DE69315351D1 (de
Inventor
Mark Moehring
Mark Curry
Merrill Spencer
John Klepper
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.)
INST OF APPLIED PHYSIOLOGY AND
Original Assignee
INST OF APPLIED PHYSIOLOGY AND
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 INST OF APPLIED PHYSIOLOGY AND filed Critical INST OF APPLIED PHYSIOLOGY AND
Publication of DE69315351D1 publication Critical patent/DE69315351D1/de
Application granted granted Critical
Publication of DE69315351T2 publication Critical patent/DE69315351T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01S7/52038—Details of receivers using analysis of echo signal for target characterisation involving non-linear properties of the propagation medium or of the reflective target
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/06—Measuring blood flow
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/48—Diagnostic techniques
    • A61B8/488—Diagnostic techniques involving Doppler signals
DE69315351T 1992-09-17 1993-09-17 Gerät und verfahren zur anzeige von emboli mittels ultraschall Expired - Fee Related DE69315351T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/947,038 US5348015A (en) 1992-09-17 1992-09-17 Method and apparatus for ultrasonically detecting, counting and/or characterizing emboli
PCT/US1993/008868 WO1994006353A1 (en) 1992-09-17 1993-09-17 Apparatus for ultrasonically detecting emboli

Publications (2)

Publication Number Publication Date
DE69315351D1 DE69315351D1 (de) 1998-01-02
DE69315351T2 true DE69315351T2 (de) 1998-05-07

Family

ID=25485411

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69315351T Expired - Fee Related DE69315351T2 (de) 1992-09-17 1993-09-17 Gerät und verfahren zur anzeige von emboli mittels ultraschall

Country Status (6)

Country Link
US (1) US5348015A (de)
EP (1) EP0660686B1 (de)
AT (1) ATE160275T1 (de)
AU (1) AU4930193A (de)
DE (1) DE69315351T2 (de)
WO (1) WO1994006353A1 (de)

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WO2008124923A1 (en) * 2007-04-13 2008-10-23 Centre Hospitalier De L'universite De Montreal Method and system of ultrasound scatterer characterization
WO2008136201A1 (ja) * 2007-04-27 2008-11-13 Hitachi Medical Corporation 超音波診断装置
US9672471B2 (en) 2007-12-18 2017-06-06 Gearbox Llc Systems, devices, and methods for detecting occlusions in a biological subject including spectral learning
US20100036209A1 (en) * 2008-08-07 2010-02-11 Searete Llc, A Limited Liability Corporation Of The State Of Delaware Circulatory monitoring systems and methods
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US9655627B2 (en) 2012-05-11 2017-05-23 Michael Zhadkevich Anti-embolic device and method
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JP2019504670A (ja) 2016-01-05 2019-02-21 ニューラル アナリティクス、インコーポレイテッド 臨床指標を決定するためのシステム及び方法
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CN112370079B (zh) * 2020-11-18 2022-08-26 景德镇陶瓷大学 一种利用超声多普勒检测血栓的方法
CN113069148A (zh) * 2021-06-04 2021-07-06 南京左右脑医疗科技有限公司 一种自动识别气体与固体栓子信号的方法
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Also Published As

Publication number Publication date
DE69315351D1 (de) 1998-01-02
WO1994006353A1 (en) 1994-03-31
AU4930193A (en) 1994-04-12
US5348015A (en) 1994-09-20
EP0660686A1 (de) 1995-07-05
EP0660686B1 (de) 1997-11-19
ATE160275T1 (de) 1997-12-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee