CA1121500A - Scanner ultrasonore - Google Patents

Scanner ultrasonore

Info

Publication number
CA1121500A
CA1121500A CA000311265A CA311265A CA1121500A CA 1121500 A CA1121500 A CA 1121500A CA 000311265 A CA000311265 A CA 000311265A CA 311265 A CA311265 A CA 311265A CA 1121500 A CA1121500 A CA 1121500A
Authority
CA
Canada
Prior art keywords
scanner
ultrasonic waves
reflector means
housing
reflector
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
CA000311265A
Other languages
English (en)
Inventor
Arthur E. Nagy
Andrew P. Proudian
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.)
Second Foundation Inc
Original Assignee
Second Foundation Inc
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
Priority claimed from US05/833,244 external-priority patent/US4143554A/en
Application filed by Second Foundation Inc filed Critical Second Foundation Inc
Application granted granted Critical
Publication of CA1121500A publication Critical patent/CA1121500A/fr
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
    • G10K11/35—Sound-focusing or directing, e.g. scanning using mechanical steering of transducers or their beams
    • G10K11/352—Sound-focusing or directing, e.g. scanning using mechanical steering of transducers or their beams by moving the transducer
    • G10K11/355—Arcuate movement
    • 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
    • G10K11/28—Sound-focusing or directing, e.g. scanning using reflection, e.g. parabolic reflectors

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
CA000311265A 1977-09-14 1978-09-13 Scanner ultrasonore Expired CA1121500A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/833,244 US4143554A (en) 1977-03-14 1977-09-14 Ultrasonic scanner
US833,244 1986-02-27

Publications (1)

Publication Number Publication Date
CA1121500A true CA1121500A (fr) 1982-04-06

Family

ID=25263854

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000311265A Expired CA1121500A (fr) 1977-09-14 1978-09-13 Scanner ultrasonore

Country Status (4)

Country Link
JP (1) JPS5538180A (fr)
CA (1) CA1121500A (fr)
DE (1) DE2839881B2 (fr)
GB (1) GB2010484B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5745832A (en) * 1980-08-30 1982-03-16 Aloka Co Ltd Ultrasonic probe for endoscope
CA1189936A (fr) * 1981-01-15 1985-07-02 Norman S. Neidell Systemes de navigation utilisant des coordonnees angulaires codees en phase
JPS57192547A (en) * 1981-05-21 1982-11-26 Olympus Optical Co Ultrasonic diagnostic apparatus for body cavity
GB8317247D0 (en) * 1983-06-24 1983-07-27 Atomic Energy Authority Uk Ultrasonic scanning probe

Also Published As

Publication number Publication date
DE2839881A1 (de) 1979-03-29
JPS5538180A (en) 1980-03-17
GB2010484B (en) 1982-03-24
DE2839881B2 (de) 1980-06-12
GB2010484A (en) 1979-06-27

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Legal Events

Date Code Title Description
MKEX Expiry