FR2292984A2 - Procede et appareillage pour la visualisation d'organes internes du corps humain a l'aide d'ultra-sons - Google Patents

Procede et appareillage pour la visualisation d'organes internes du corps humain a l'aide d'ultra-sons

Info

Publication number
FR2292984A2
FR2292984A2 FR7438743A FR7438743A FR2292984A2 FR 2292984 A2 FR2292984 A2 FR 2292984A2 FR 7438743 A FR7438743 A FR 7438743A FR 7438743 A FR7438743 A FR 7438743A FR 2292984 A2 FR2292984 A2 FR 2292984A2
Authority
FR
France
Prior art keywords
ceramic substrate
piezoelectric device
electrodes
metallic electrodes
comprises matrix
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.)
Granted
Application number
FR7438743A
Other languages
English (en)
Other versions
FR2292984B2 (fr
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7438743A priority Critical patent/FR2292984A2/fr
Publication of FR2292984A2 publication Critical patent/FR2292984A2/fr
Application granted granted Critical
Publication of FR2292984B2 publication Critical patent/FR2292984B2/fr
Granted 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
    • 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
    • G01S15/8925—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using a transducer array the array being a two-dimensional transducer configuration, i.e. matrix or orthogonal linear arrays
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B06B1/0607—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements
    • B06B1/0622—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements on one surface
    • B06B1/0629—Square array

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Radiology & Medical Imaging (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pathology (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • General Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Mechanical Engineering (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
FR7438743A 1974-11-26 1974-11-26 Procede et appareillage pour la visualisation d'organes internes du corps humain a l'aide d'ultra-sons Granted FR2292984A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7438743A FR2292984A2 (fr) 1974-11-26 1974-11-26 Procede et appareillage pour la visualisation d'organes internes du corps humain a l'aide d'ultra-sons

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7438743A FR2292984A2 (fr) 1974-11-26 1974-11-26 Procede et appareillage pour la visualisation d'organes internes du corps humain a l'aide d'ultra-sons

Publications (2)

Publication Number Publication Date
FR2292984A2 true FR2292984A2 (fr) 1976-06-25
FR2292984B2 FR2292984B2 (fr) 1979-05-25

Family

ID=9145262

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7438743A Granted FR2292984A2 (fr) 1974-11-26 1974-11-26 Procede et appareillage pour la visualisation d'organes internes du corps humain a l'aide d'ultra-sons

Country Status (1)

Country Link
FR (1) FR2292984A2 (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2347693A1 (fr) * 1976-04-05 1977-11-04 Varian Associates Appareil de representation ultrasonique a taille de faisceau variable
FR2413669A1 (fr) * 1977-12-27 1979-07-27 Gen Electric Systeme d'imagerie ultrasonore a commande dynamique de focalisation et d'ouverture
FR2448156A1 (fr) * 1979-02-05 1980-08-29 Varian Associates Dispositif de formation d'image par ultrasons a focalisation dynamique et pseudo-dynamique
EP0106418A1 (fr) * 1982-10-20 1984-04-25 Laboratoires D'electronique Et De Physique Appliquee L.E.P. Appareil d'exploration de milieux par échographie ultrasonore
FR2535075A1 (fr) * 1982-10-20 1984-04-27 Labo Electronique Physique Appareil d'exploration de milieux par echographie ultrasonore
FR2552550A1 (fr) * 1983-09-28 1985-03-29 Labo Electronique Physique Appareil d'exploration de milieux par echographie ultrasonore

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PUBLICATION US: "IEEE 1974, INTERNATIONAL SOLID-STATE CIRCUITS CONFERENCE" DIGEST OF TECHNICAL PAPERS NEW YORK, 14 FEVRIER 1974 PAGES 162 ET 163, L ARTICLE NUMEROTE THPM 14.2 DE PLUMMER ET AUTRES INTITULE: "AN ULTRASONIC IMAGING SYSTEM FOR REALTIME CARDIAC IMAGING") *

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2347693A1 (fr) * 1976-04-05 1977-11-04 Varian Associates Appareil de representation ultrasonique a taille de faisceau variable
FR2413669A1 (fr) * 1977-12-27 1979-07-27 Gen Electric Systeme d'imagerie ultrasonore a commande dynamique de focalisation et d'ouverture
FR2448156A1 (fr) * 1979-02-05 1980-08-29 Varian Associates Dispositif de formation d'image par ultrasons a focalisation dynamique et pseudo-dynamique
EP0106418A1 (fr) * 1982-10-20 1984-04-25 Laboratoires D'electronique Et De Physique Appliquee L.E.P. Appareil d'exploration de milieux par échographie ultrasonore
FR2535075A1 (fr) * 1982-10-20 1984-04-27 Labo Electronique Physique Appareil d'exploration de milieux par echographie ultrasonore
FR2552550A1 (fr) * 1983-09-28 1985-03-29 Labo Electronique Physique Appareil d'exploration de milieux par echographie ultrasonore

Also Published As

Publication number Publication date
FR2292984B2 (fr) 1979-05-25

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