DE3373739D1 - Selectable focus ultrasonic transducers for diagnostic imaging - Google Patents

Selectable focus ultrasonic transducers for diagnostic imaging

Info

Publication number
DE3373739D1
DE3373739D1 DE8383304222T DE3373739T DE3373739D1 DE 3373739 D1 DE3373739 D1 DE 3373739D1 DE 8383304222 T DE8383304222 T DE 8383304222T DE 3373739 T DE3373739 T DE 3373739T DE 3373739 D1 DE3373739 D1 DE 3373739D1
Authority
DE
Germany
Prior art keywords
ultrasonic transducers
diagnostic imaging
focus ultrasonic
selectable focus
selectable
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
Application number
DE8383304222T
Other languages
German (de)
Inventor
Perry Kaminski
Eugene A Larson
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.)
Technicare Corp
Original Assignee
Technicare 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=27017086&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3373739(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from US06/400,551 external-priority patent/US4445380A/en
Application filed by Technicare Corp filed Critical Technicare Corp
Application granted granted Critical
Publication of DE3373739D1 publication Critical patent/DE3373739D1/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/32—Sound-focusing or directing, e.g. scanning characterised by the shape of the source
    • 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
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • 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
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/30—Sound-focusing or directing, e.g. scanning using refraction, e.g. acoustic lenses

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Transducers For Ultrasonic Waves (AREA)
DE8383304222T 1982-07-21 1983-07-20 Selectable focus ultrasonic transducers for diagnostic imaging Expired DE3373739D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US40054782A 1982-07-21 1982-07-21
US06/400,551 US4445380A (en) 1982-07-21 1982-07-21 Selectable focus sphericone transducer and imaging apparatus

Publications (1)

Publication Number Publication Date
DE3373739D1 true DE3373739D1 (en) 1987-10-22

Family

ID=27017086

Family Applications (2)

Application Number Title Priority Date Filing Date
DE8383304222T Expired DE3373739D1 (en) 1982-07-21 1983-07-20 Selectable focus ultrasonic transducers for diagnostic imaging
DE8686200472T Expired - Fee Related DE3382654T2 (en) 1982-07-21 1983-07-20 ULTRASONIC TRANSDUCER PROBE WITH DOUBLE OPENING.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE8686200472T Expired - Fee Related DE3382654T2 (en) 1982-07-21 1983-07-20 ULTRASONIC TRANSDUCER PROBE WITH DOUBLE OPENING.

Country Status (4)

Country Link
EP (2) EP0102179B1 (en)
AU (1) AU572464B2 (en)
DE (2) DE3373739D1 (en)
IL (1) IL69293A0 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3373739D1 (en) * 1982-07-21 1987-10-22 Technicare Corp Selectable focus ultrasonic transducers for diagnostic imaging
FR2559266B1 (en) * 1984-02-02 1986-07-04 Comp Generale Electricite FOCUSED ACOUSTIC WAVE DEVICE FOR STUDYING THE STRUCTURE OF AN OBJECT
JPH02159266A (en) * 1988-12-14 1990-06-19 Matsushita Electric Ind Co Ltd Ultrasonic probe
JPH02215452A (en) * 1989-02-17 1990-08-28 Toshiba Corp Calculus crushing device
JPH03176040A (en) * 1989-09-29 1991-07-31 Terumo Corp Ultrasonic diagnostic apparatus
ES2188018T3 (en) * 1997-08-23 2003-06-16 Valeo Schalter & Sensoren Gmbh ULTRASOUND CONVERTER WITH A PLATIN AVAILABLE IN THE CONVERTER'S LONGITUDINAL ADDRESS FOR AN ELECTRIC CIRCUIT.
DE10114819A1 (en) * 2001-03-26 2002-10-10 Siemens Ag Method for improving the signal reception of an ultrasonic proximity switch and ultrasonic proximity switch with improved signal reception
US20220373372A1 (en) * 2021-05-19 2022-11-24 Honeywell International Inc. Fluid sensor for bubble and occlusion detection

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3193198A (en) * 1963-11-12 1965-07-06 Honeywell Inc Control apparatus
JPS4963401A (en) * 1972-10-18 1974-06-19
US4016751A (en) * 1973-09-13 1977-04-12 The Commonwealth Of Australia Care Of The Department Of Health Ultrasonic beam forming technique
US3958559A (en) * 1974-10-16 1976-05-25 New York Institute Of Technology Ultrasonic transducer
US4138895A (en) * 1977-10-20 1979-02-13 Rca Corporation Switchable depth of focus pulse-echo ultrasonic-imaging display system
US4276779A (en) * 1979-03-29 1981-07-07 Raytheon Company Dynamically focussed array
JPS56158648A (en) * 1980-05-09 1981-12-07 Tokyo Shibaura Electric Co Ultrasonic diagnostic apparatus
US4398539A (en) * 1980-06-30 1983-08-16 Second Foundation Extended focus transducer system
DE3373739D1 (en) * 1982-07-21 1987-10-22 Technicare Corp Selectable focus ultrasonic transducers for diagnostic imaging
US4557146A (en) * 1982-07-21 1985-12-10 Technicare Corporation Selectable focus ultrasonic transducers for diagnostic imaging
US4445380A (en) * 1982-07-21 1984-05-01 Technicare Corporation Selectable focus sphericone transducer and imaging apparatus

Also Published As

Publication number Publication date
EP0196139B1 (en) 1993-01-20
EP0102179A1 (en) 1984-03-07
IL69293A0 (en) 1983-11-30
EP0196139A2 (en) 1986-10-01
AU572464B2 (en) 1988-05-12
DE3382654T2 (en) 1993-05-13
AU1712483A (en) 1984-01-26
DE3382654D1 (en) 1993-03-04
EP0196139A3 (en) 1990-12-05
EP0102179B1 (en) 1987-09-16

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation