CA2242507C - Ultrasonometre utilisant des membranes de dilatation - Google Patents

Ultrasonometre utilisant des membranes de dilatation Download PDF

Info

Publication number
CA2242507C
CA2242507C CA 2242507 CA2242507A CA2242507C CA 2242507 C CA2242507 C CA 2242507C CA 2242507 CA2242507 CA 2242507 CA 2242507 A CA2242507 A CA 2242507A CA 2242507 C CA2242507 C CA 2242507C
Authority
CA
Canada
Prior art keywords
path
transducer
ultrasonometer
along
chamber
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 - Fee Related
Application number
CA 2242507
Other languages
English (en)
Other versions
CA2242507A1 (fr
Inventor
Richard B. Mazess
Scott A. Wiener
Richard F. Morris
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.)
GE Lunar Corp
Original Assignee
Lunar 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
Priority claimed from US09/094,073 external-priority patent/US6027449A/en
Application filed by Lunar Corp filed Critical Lunar Corp
Publication of CA2242507A1 publication Critical patent/CA2242507A1/fr
Application granted granted Critical
Publication of CA2242507C publication Critical patent/CA2242507C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Reciprocating Pumps (AREA)
  • External Artificial Organs (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
CA 2242507 1998-06-09 1998-08-20 Ultrasonometre utilisant des membranes de dilatation Expired - Fee Related CA2242507C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/094,073 1998-06-09
US09/094,073 US6027449A (en) 1988-05-11 1998-06-09 Ultrasonometer employing distensible membranes

Publications (2)

Publication Number Publication Date
CA2242507A1 CA2242507A1 (fr) 1999-12-09
CA2242507C true CA2242507C (fr) 2001-10-16

Family

ID=22242715

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2242507 Expired - Fee Related CA2242507C (fr) 1998-06-09 1998-08-20 Ultrasonometre utilisant des membranes de dilatation

Country Status (1)

Country Link
CA (1) CA2242507C (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115381435B (zh) * 2022-09-23 2023-07-07 深圳市中医院 一种颈椎状态检测仪器及应用方法
CN117705240B (zh) * 2024-02-06 2024-04-26 青岛鼎信通讯科技有限公司 一种可实现高精度校准的超声水表工件检测系统

Also Published As

Publication number Publication date
CA2242507A1 (fr) 1999-12-09

Similar Documents

Publication Publication Date Title
US6027449A (en) Ultrasonometer employing distensible membranes
US6432057B1 (en) Stabilizing acoustic coupler for limb densitometry
US6520914B2 (en) Ultrasonic densitometer with pre-inflated fluid coupling membranes
US5840029A (en) Imaging ultrasonic densitometer
US6517487B1 (en) Ultrasonic densitometer with opposed single transducer and transducer array
US6012779A (en) Thin film acoustic array
US5603325A (en) Ultrasonic densitometer with width compensation
US5343863A (en) Ultrasonic densitometer device and method
EP0480554B1 (fr) Appareil de mesure de la densité à ultrason
US7303530B2 (en) Transducer arrays with an integrated sensor and methods of use
EP0721765B1 (fr) Appareil de mesure de la densité à ultrason et procédé
US5483965A (en) Ultrasonic densitometer device and method
US5349959A (en) Ultrasonic densitometer device and method
US5054490A (en) Ultrasonic densitometer device and method
US20040122313A1 (en) Methods and systems for using reference images in acoustic image processing
EP2004050B1 (fr) Methode et appareil pour la determination de niveaux d'hydratation a partir d'une turgescence cutanee
US4993416A (en) System for ultrasonic pan focal imaging and axial beam translation
US20090112094A1 (en) Phased Apply Ultrasound With Electronically Controlled Focal Point For Assessing Bone Quality Via Acoustic Topology And Wave Transmit Functions
CA2242507C (fr) Ultrasonometre utilisant des membranes de dilatation
CA2242608C (fr) Reseau acoustique sur film mince
EP1067870A1 (fr) Densitometre ultrasonore muni de membranes de couplage hydraulique prealablement gonflees
DE69827181T2 (de) Dünnfilm akustische Wandleranordnung
CN116135153A (zh) 超声探头和超声装置

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20180820