PT823111E - Aparelho para teste de ultra-sons utilizando meio de acoplamento liquido - Google Patents

Aparelho para teste de ultra-sons utilizando meio de acoplamento liquido

Info

Publication number
PT823111E
PT823111E PT96910824T PT96910824T PT823111E PT 823111 E PT823111 E PT 823111E PT 96910824 T PT96910824 T PT 96910824T PT 96910824 T PT96910824 T PT 96910824T PT 823111 E PT823111 E PT 823111E
Authority
PT
Portugal
Prior art keywords
porous membrane
ultrasound
couplant
coupling means
liquid coupling
Prior art date
Application number
PT96910824T
Other languages
English (en)
Inventor
Jianjun Wang
Billy D Cornelius
Lonnie R Drayer
Original Assignee
Abbott Lab
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 Abbott Lab filed Critical Abbott Lab
Publication of PT823111E publication Critical patent/PT823111E/pt

Links

Classifications

    • 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
    • A61B8/4281—Details of probe positioning or probe attachment to the patient involving the acoustic interface between the transducer and the tissue characterised by sound-transmitting media or devices for coupling the transducer to the tissue
    • 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
    • A61B8/0866—Detecting organic movements or changes, e.g. tumours, cysts, swellings involving foetal diagnosis; pre-natal or peri-natal diagnosis of the baby
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/28—Details, e.g. general constructional or apparatus details providing acoustic coupling, e.g. water
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/02—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators
    • 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
    • A61B8/4405—Device being mounted on a trolley
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/56—Details of data transmission or power supply
PT96910824T 1995-04-25 1996-04-12 Aparelho para teste de ultra-sons utilizando meio de acoplamento liquido PT823111E (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/428,380 US5494038A (en) 1995-04-25 1995-04-25 Apparatus for ultrasound testing

Publications (1)

Publication Number Publication Date
PT823111E true PT823111E (pt) 2002-09-30

Family

ID=23698659

Family Applications (1)

Application Number Title Priority Date Filing Date
PT96910824T PT823111E (pt) 1995-04-25 1996-04-12 Aparelho para teste de ultra-sons utilizando meio de acoplamento liquido

Country Status (11)

Country Link
US (1) US5494038A (pt)
EP (1) EP0823111B1 (pt)
JP (1) JPH11504230A (pt)
AT (1) ATE214830T1 (pt)
AU (1) AU697675B2 (pt)
CA (1) CA2218662A1 (pt)
DE (1) DE69619974T2 (pt)
DK (1) DK0823111T3 (pt)
ES (1) ES2176451T3 (pt)
PT (1) PT823111E (pt)
WO (1) WO1996034381A1 (pt)

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Also Published As

Publication number Publication date
CA2218662A1 (en) 1996-10-31
WO1996034381A1 (en) 1996-10-31
US5494038A (en) 1996-02-27
ES2176451T3 (es) 2002-12-01
DE69619974D1 (de) 2002-04-25
AU697675B2 (en) 1998-10-15
DE69619974T2 (de) 2002-11-21
EP0823111B1 (en) 2002-03-20
ATE214830T1 (de) 2002-04-15
EP0823111A1 (en) 1998-02-11
AU5390896A (en) 1996-11-18
JPH11504230A (ja) 1999-04-20
DK0823111T3 (da) 2002-04-08

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