CA2322420A1 - Methodes et dispositifs pour ameliorer l'attenuation ultrasonique a bande large et mesures de la vitesse du son - Google Patents

Methodes et dispositifs pour ameliorer l'attenuation ultrasonique a bande large et mesures de la vitesse du son Download PDF

Info

Publication number
CA2322420A1
CA2322420A1 CA002322420A CA2322420A CA2322420A1 CA 2322420 A1 CA2322420 A1 CA 2322420A1 CA 002322420 A CA002322420 A CA 002322420A CA 2322420 A CA2322420 A CA 2322420A CA 2322420 A1 CA2322420 A1 CA 2322420A1
Authority
CA
Canada
Prior art keywords
ultrasonic
transducer
transmission
unit
ultrasonic transducer
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.)
Abandoned
Application number
CA002322420A
Other languages
English (en)
Inventor
Philipp Lang
John D. Mendlein
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
Priority claimed from US09/036,940 external-priority patent/US6013031A/en
Priority claimed from US09/046,324 external-priority patent/US6077224A/en
Priority claimed from US09/071,854 external-priority patent/US6585649B1/en
Application filed by Individual filed Critical Individual
Publication of CA2322420A1 publication Critical patent/CA2322420A1/fr
Abandoned legal-status Critical Current

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
    • A61B8/4209—Details of probe positioning or probe attachment to the patient by using holders, e.g. positioning frames
    • 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
    • A61B8/0875—Detecting organic movements or changes, e.g. tumours, cysts, swellings for diagnosis of bone
    • 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
    • A61B8/42—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
    • A61B8/429—Details of probe positioning or probe attachment to the patient involving the acoustic interface between the transducer and the tissue characterised by determining or monitoring the contact between the transducer and the tissue

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Acoustics & Sound (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Rheumatology (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
CA002322420A 1998-03-09 1999-03-09 Methodes et dispositifs pour ameliorer l'attenuation ultrasonique a bande large et mesures de la vitesse du son Abandoned CA2322420A1 (fr)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US09/036,940 1998-03-09
US09/036,940 US6013031A (en) 1998-03-09 1998-03-09 Methods and devices for improving ultrasonic measurements using anatomic landmarks and soft tissue correction
US4632298A 1998-03-23 1998-03-23
US09/046,324 1998-03-23
US09/046,322 1998-03-23
US09/046,324 US6077224A (en) 1998-03-23 1998-03-23 Methods and device for improving broadband ultrasonic attenuation and speed of sound measurements using anatomical landmarks
US09/071,854 1998-05-02
US09/071,854 US6585649B1 (en) 1998-05-02 1998-05-02 Methods and devices for improving ultrasonic measurements using multiple angle interrogation
PCT/US1999/005234 WO1999045845A1 (fr) 1998-03-09 1999-03-09 Procedes et dispositifs ameliorant l'attenuation ultrasonore en large bande et les mesures de vitesse des sons

Publications (1)

Publication Number Publication Date
CA2322420A1 true CA2322420A1 (fr) 1999-09-16

Family

ID=27488402

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002322420A Abandoned CA2322420A1 (fr) 1998-03-09 1999-03-09 Methodes et dispositifs pour ameliorer l'attenuation ultrasonique a bande large et mesures de la vitesse du son

Country Status (4)

Country Link
EP (1) EP1061854A4 (fr)
AU (1) AU3075999A (fr)
CA (1) CA2322420A1 (fr)
WO (1) WO1999045845A1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7050534B2 (en) 2000-08-29 2006-05-23 Imaging Therapeutics, Inc. Methods and devices for quantitative analysis of x-ray images
US6904123B2 (en) 2000-08-29 2005-06-07 Imaging Therapeutics, Inc. Methods and devices for quantitative analysis of x-ray images
CN1498385A (zh) 2000-08-29 2004-05-19 成像治疗仪公司 X图像量析的方法与装置
US8639009B2 (en) 2000-10-11 2014-01-28 Imatx, Inc. Methods and devices for evaluating and treating a bone condition based on x-ray image analysis
JP2004522465A (ja) 2000-10-11 2004-07-29 イメージング セラピューティクス，インコーポレーテッド Ｘ線画像解析のための方法および装置
US7660453B2 (en) 2000-10-11 2010-02-09 Imaging Therapeutics, Inc. Methods and devices for analysis of x-ray images
WO2002096284A1 (fr) 2001-05-25 2002-12-05 Imaging Therapeutics, Inc. Procedes pour le diagnostic, le traitement et la prevention de perte osseuse
US8965075B2 (en) 2002-09-16 2015-02-24 Imatx, Inc. System and method for predicting future fractures
US7840247B2 (en) 2002-09-16 2010-11-23 Imatx, Inc. Methods of predicting musculoskeletal disease
US7664298B2 (en) 2003-03-25 2010-02-16 Imaging Therapeutics, Inc. Methods for the compensation of imaging technique in the processing of radiographic images
AU2004274003A1 (en) 2003-09-19 2005-03-31 Imaging Therapeutics, Inc. Method for bone structure prognosis and simulated bone remodeling
CA2580726A1 (fr) 2004-09-16 2006-03-30 Imaging Therapeutics, Inc. Systeme et procede de prediction de futures fractures
US8939917B2 (en) 2009-02-13 2015-01-27 Imatx, Inc. Methods and devices for quantitative analysis of bone and cartilage

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4669482A (en) * 1985-10-28 1987-06-02 Board Of Regents, The University Of Texas System Pulse echo method and apparatus for sound velocity estimation in vivo
US5054490A (en) 1988-05-11 1991-10-08 Lunar Corporation Ultrasonic densitometer device and method
US5349959A (en) 1988-05-11 1994-09-27 Lunar Corporation Ultrasonic densitometer device and method
US5343863A (en) 1988-05-11 1994-09-06 Lunar Corporation Ultrasonic densitometer device and method
US5483965A (en) 1988-05-11 1996-01-16 Lunar Corporation Ultrasonic densitometer device and method
US5603325A (en) 1988-05-11 1997-02-18 Lunar Corporation Ultrasonic densitometer with width compensation
US5271403A (en) 1991-09-05 1993-12-21 Paulos John J Ultrasound imaging system
US5218963A (en) 1991-10-15 1993-06-15 Lunar Corporation Ultrasonic bone analysis device and method
GB9213220D0 (en) * 1992-06-22 1992-08-05 Langton Christian M Ultrasound bone analyser
FR2717671B1 (fr) * 1994-03-25 1996-06-21 Centre Nat Rech Scient Procédé et dispositif d'évaluation et de caractérisation des propriétés des os.
GB9502448D0 (en) 1995-02-08 1995-03-29 Mccue Plc Simulation of bone in ultrasonic assessment apparatus
JP2878168B2 (ja) * 1995-12-11 1999-04-05 アロカ株式会社 骨評価装置
US5651363A (en) * 1996-02-16 1997-07-29 Orthologic Corporation Ultrasonic bone assessment method and apparatus

Also Published As

Publication number Publication date
WO1999045845A1 (fr) 1999-09-16
EP1061854A1 (fr) 2000-12-27
EP1061854A4 (fr) 2005-07-13
AU3075999A (en) 1999-09-27

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued