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 PDFInfo
- 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
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)
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)
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)
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 |
-
1999
- 1999-03-09 AU AU30759/99A patent/AU3075999A/en not_active Abandoned
- 1999-03-09 WO PCT/US1999/005234 patent/WO1999045845A1/fr not_active Application Discontinuation
- 1999-03-09 EP EP99912373A patent/EP1061854A4/fr not_active Withdrawn
- 1999-03-09 CA CA002322420A patent/CA2322420A1/fr not_active Abandoned
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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US6077224A (en) | Methods and device for improving broadband ultrasonic attenuation and speed of sound measurements using anatomical landmarks | |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
FZDE | Discontinued |