DE3854838T2 - Vorrichtung zur bildformung kleiner kavitäten - Google Patents

Vorrichtung zur bildformung kleiner kavitäten

Info

Publication number
DE3854838T2
DE3854838T2 DE3854838T DE3854838T DE3854838T2 DE 3854838 T2 DE3854838 T2 DE 3854838T2 DE 3854838 T DE3854838 T DE 3854838T DE 3854838 T DE3854838 T DE 3854838T DE 3854838 T2 DE3854838 T2 DE 3854838T2
Authority
DE
Germany
Prior art keywords
cavities
small
imaging device
probe assembly
small cavities
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
DE3854838T
Other languages
English (en)
Other versions
DE3854838D1 (de
Inventor
Sallee Proudian
Michael J Eberle
Adam Savakus
Horst Kiepen
Douglas Stephens
David Rammler
Claudio Zanelli
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.)
Endosonics Corp
Original Assignee
Endosonics Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22354714&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3854838(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Endosonics Corp filed Critical Endosonics Corp
Publication of DE3854838D1 publication Critical patent/DE3854838D1/de
Application granted granted Critical
Publication of DE3854838T2 publication Critical patent/DE3854838T2/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
    • G01S7/52025—Details of receivers for pulse systems
    • G01S7/52026—Extracting wanted echo signals
    • G01S7/52028—Extracting wanted echo signals using digital techniques
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
    • A61B8/4444—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device related to the probe
    • A61B8/445—Details of catheter construction
    • 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
    • G01S15/8909—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration
    • G01S15/8915—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using a transducer array
    • G01S15/892—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using a transducer array the array being curvilinear
DE3854838T 1987-10-27 1988-10-20 Vorrichtung zur bildformung kleiner kavitäten Expired - Lifetime DE3854838T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/114,351 US4917097A (en) 1987-10-27 1987-10-27 Apparatus and method for imaging small cavities
PCT/US1988/004036 WO1989004143A1 (en) 1987-10-27 1988-10-20 Apparatus and method for imaging small cavities

Publications (2)

Publication Number Publication Date
DE3854838D1 DE3854838D1 (de) 1996-02-08
DE3854838T2 true DE3854838T2 (de) 1996-10-31

Family

ID=22354714

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3854838T Expired - Lifetime DE3854838T2 (de) 1987-10-27 1988-10-20 Vorrichtung zur bildformung kleiner kavitäten

Country Status (7)

Country Link
US (1) US4917097A (de)
EP (1) EP0339087B1 (de)
JP (1) JPH0741040B2 (de)
AT (1) ATE132026T1 (de)
CA (1) CA1306050C (de)
DE (1) DE3854838T2 (de)
WO (1) WO1989004143A1 (de)

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JPH0741040B2 (ja) 1995-05-10
EP0339087B1 (de) 1995-12-27
EP0339087A1 (de) 1989-11-02
US4917097A (en) 1990-04-17
EP0339087A4 (de) 1990-04-10
WO1989004143A1 (en) 1989-05-18
ATE132026T1 (de) 1996-01-15
CA1306050C (en) 1992-08-04
DE3854838D1 (de) 1996-02-08
JPH02502078A (ja) 1990-07-12

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