CA2242507C - Ultrasonometre utilisant des membranes de dilatation - Google Patents

Ultrasonometre utilisant des membranes de dilatation Download PDF

Info

Publication number: CA2242507C
Authority: CA; Canada
Prior art keywords: path; transducer; ultrasonometer; along; chamber
Prior art date: 1998-06-09
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.)

1998-06-09

Filing date

1998-08-20

Publication date

2001-10-16

1998-06-09 Priority claimed from US09/094,073 external-priority patent/US6027449A/en

1998-08-20 Application filed by Lunar Corp filed Critical Lunar Corp

1999-12-09 Publication of CA2242507A1 publication Critical patent/CA2242507A1/fr

2001-10-16 Application granted granted Critical

2001-10-16 Publication of CA2242507C publication Critical patent/CA2242507C/fr

2018-08-20 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

239000012528 membrane Substances 0.000 title claims abstract description 95
230000008878 coupling Effects 0.000 claims abstract description 69
238000010168 coupling process Methods 0.000 claims abstract description 69
238000005859 coupling reaction Methods 0.000 claims abstract description 69
239000007788 liquid Substances 0.000 claims abstract description 68
239000012530 fluid Substances 0.000 claims abstract description 32
238000002604 ultrasonography Methods 0.000 claims abstract description 16
210000000988 bone and bone Anatomy 0.000 claims description 99
230000033001 locomotion Effects 0.000 claims description 27
210000004907 gland Anatomy 0.000 claims description 3
229920002379 silicone rubber Polymers 0.000 claims description 2
239000004945 silicone rubber Substances 0.000 claims description 2
238000011109 contamination Methods 0.000 abstract description 6
238000005096 rolling process Methods 0.000 abstract description 4
210000000474 heel Anatomy 0.000 description 69
238000005259 measurement Methods 0.000 description 67
210000002683 foot Anatomy 0.000 description 54
238000000034 method Methods 0.000 description 44
238000010438 heat treatment Methods 0.000 description 36
239000000463 material Substances 0.000 description 31
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 25
230000000704 physical effect Effects 0.000 description 19
210000003414 extremity Anatomy 0.000 description 18
230000006870 function Effects 0.000 description 18
230000008569 process Effects 0.000 description 17
230000000875 corresponding effect Effects 0.000 description 16
239000000499 gel Substances 0.000 description 16
229920002799 BoPET Polymers 0.000 description 15
239000005041 Mylar™ Substances 0.000 description 15
230000000694 effects Effects 0.000 description 15
210000003371 toe Anatomy 0.000 description 13
238000005070 sampling Methods 0.000 description 11
229910052500 inorganic mineral Inorganic materials 0.000 description 10
239000011707 mineral Substances 0.000 description 10
238000006073 displacement reaction Methods 0.000 description 9
238000000926 separation method Methods 0.000 description 9
239000004094 surface-active agent Substances 0.000 description 9
230000005540 biological transmission Effects 0.000 description 8
210000000459 calcaneus Anatomy 0.000 description 8
230000005284 excitation Effects 0.000 description 8
239000010408 film Substances 0.000 description 7
238000003491 array Methods 0.000 description 6
230000008901 benefit Effects 0.000 description 6
230000037182 bone density Effects 0.000 description 6
210000004872 soft tissue Anatomy 0.000 description 6
206010000060 Abdominal distension Diseases 0.000 description 5
239000002313 adhesive film Substances 0.000 description 5
230000006835 compression Effects 0.000 description 5
238000007906 compression Methods 0.000 description 5
230000007423 decrease Effects 0.000 description 5
238000010586 diagram Methods 0.000 description 5
238000003780 insertion Methods 0.000 description 5
230000037431 insertion Effects 0.000 description 5
230000004044 response Effects 0.000 description 5
238000004458 analytical method Methods 0.000 description 4
230000000844 anti-bacterial effect Effects 0.000 description 4
230000001054 cortical effect Effects 0.000 description 4
230000001419 dependent effect Effects 0.000 description 4
230000005484 gravity Effects 0.000 description 4
230000007246 mechanism Effects 0.000 description 4
238000012360 testing method Methods 0.000 description 4
230000003321 amplification Effects 0.000 description 3
230000000712 assembly Effects 0.000 description 3
238000000429 assembly Methods 0.000 description 3
244000309466 calf Species 0.000 description 3
230000008859 change Effects 0.000 description 3
238000004891 communication Methods 0.000 description 3
238000003384 imaging method Methods 0.000 description 3
238000003199 nucleic acid amplification method Methods 0.000 description 3
230000002829 reductive effect Effects 0.000 description 3
239000000126 substance Substances 0.000 description 3
210000001519 tissue Anatomy 0.000 description 3
241000282412 Homo Species 0.000 description 2
208000001132 Osteoporosis Diseases 0.000 description 2
230000002411 adverse Effects 0.000 description 2
238000013459 approach Methods 0.000 description 2
238000004364 calculation method Methods 0.000 description 2
238000012512 characterization method Methods 0.000 description 2
239000002131 composite material Substances 0.000 description 2
239000004020 conductor Substances 0.000 description 2
238000010276 construction Methods 0.000 description 2
230000002596 correlated effect Effects 0.000 description 2
238000003745 diagnosis Methods 0.000 description 2
239000012153 distilled water Substances 0.000 description 2
-1 for example Substances 0.000 description 2
230000001408 fungistatic effect Effects 0.000 description 2
239000010410 layer Substances 0.000 description 2
238000004519 manufacturing process Methods 0.000 description 2
238000012544 monitoring process Methods 0.000 description 2
230000003287 optical effect Effects 0.000 description 2
239000004033 plastic Substances 0.000 description 2
229920003023 plastic Polymers 0.000 description 2
238000009428 plumbing Methods 0.000 description 2
229920001084 poly(chloroprene) Polymers 0.000 description 2
230000005855 radiation Effects 0.000 description 2
230000009467 reduction Effects 0.000 description 2
239000010421 standard material Substances 0.000 description 2
238000004381 surface treatment Methods 0.000 description 2
238000012935 Averaging Methods 0.000 description 1
241000894006 Bacteria Species 0.000 description 1
208000034309 Bacterial disease carrier Diseases 0.000 description 1
208000010392 Bone Fractures Diseases 0.000 description 1
206010065687 Bone loss Diseases 0.000 description 1
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
241000777300 Congiopodidae Species 0.000 description 1
239000004593 Epoxy Substances 0.000 description 1
JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
206010017076 Fracture Diseases 0.000 description 1
241001465754 Metazoa Species 0.000 description 1
239000002033 PVDF binder Substances 0.000 description 1
239000004743 Polypropylene Substances 0.000 description 1
239000004809 Teflon Substances 0.000 description 1
229920006362 Teflon® Polymers 0.000 description 1
239000002253 acid Substances 0.000 description 1
230000004913 activation Effects 0.000 description 1
210000002805 bone matrix Anatomy 0.000 description 1
230000018678 bone mineralization Effects 0.000 description 1
239000011575 calcium Substances 0.000 description 1
229910052791 calcium Inorganic materials 0.000 description 1
238000006243 chemical reaction Methods 0.000 description 1
238000000576 coating method Methods 0.000 description 1
230000000052 comparative effect Effects 0.000 description 1
230000001276 controlling effect Effects 0.000 description 1
238000001816 cooling Methods 0.000 description 1
238000012937 correction Methods 0.000 description 1
230000001186 cumulative effect Effects 0.000 description 1
230000003247 decreasing effect Effects 0.000 description 1
238000001739 density measurement Methods 0.000 description 1
230000001066 destructive effect Effects 0.000 description 1
238000001514 detection method Methods 0.000 description 1
239000003599 detergent Substances 0.000 description 1
230000009977 dual effect Effects 0.000 description 1
230000005684 electric field Effects 0.000 description 1
238000009429 electrical wiring Methods 0.000 description 1
238000011156 evaluation Methods 0.000 description 1
238000002474 experimental method Methods 0.000 description 1
230000008713 feedback mechanism Effects 0.000 description 1
230000009969 flowable effect Effects 0.000 description 1
239000011521 glass Substances 0.000 description 1
210000001255 hallux Anatomy 0.000 description 1
238000007654 immersion Methods 0.000 description 1
239000012535 impurity Substances 0.000 description 1
238000001727 in vivo Methods 0.000 description 1
208000015181 infectious disease Diseases 0.000 description 1
230000002452 interceptive effect Effects 0.000 description 1
238000007735 ion beam assisted deposition Methods 0.000 description 1
230000000670 limiting effect Effects 0.000 description 1
238000012417 linear regression Methods 0.000 description 1
238000007620 mathematical function Methods 0.000 description 1
238000000691 measurement method Methods 0.000 description 1
238000001465 metallisation Methods 0.000 description 1
230000001009 osteoporotic effect Effects 0.000 description 1
238000013021 overheating Methods 0.000 description 1
230000036961 partial effect Effects 0.000 description 1
230000002093 peripheral effect Effects 0.000 description 1
230000010287 polarization Effects 0.000 description 1
229920001155 polypropylene Polymers 0.000 description 1
229920000131 polyvinylidene Polymers 0.000 description 1
229920002981 polyvinylidene fluoride Polymers 0.000 description 1
238000012805 post-processing Methods 0.000 description 1
230000002265 prevention Effects 0.000 description 1
238000012545 processing Methods 0.000 description 1
230000001681 protective effect Effects 0.000 description 1
238000005086 pumping Methods 0.000 description 1
239000012925 reference material Substances 0.000 description 1
230000008439 repair process Effects 0.000 description 1
230000003252 repetitive effect Effects 0.000 description 1
230000035945 sensitivity Effects 0.000 description 1
229910052709 silver Inorganic materials 0.000 description 1
239000004332 silver Substances 0.000 description 1
239000002356 single layer Substances 0.000 description 1
238000001228 spectrum Methods 0.000 description 1
238000003860 storage Methods 0.000 description 1
238000006467 substitution reaction Methods 0.000 description 1
230000002277 temperature effect Effects 0.000 description 1
239000010409 thin film Substances 0.000 description 1
230000009974 thixotropic effect Effects 0.000 description 1
238000012546 transfer Methods 0.000 description 1
230000007704 transition Effects 0.000 description 1
230000000007 visual effect Effects 0.000 description 1
230000021542 voluntary musculoskeletal movement Effects 0.000 description 1

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 (3)

* 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
CN119732704B (zh) *	2025-03-06	2025-05-23	中国人民解放军总医院第一医学中心	腹部超声诊断装置

1998
- 1998-08-20 CA CA 2242507 patent/CA2242507C/fr not_active Expired - Fee Related

Also Published As

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

Legal Events

Date	Code	Title	Description
1998-08-20	EEER	Examination request
2018-10-01	MKLA	Lapsed	Effective date: 20180820

Publication	Publication Date	Title
US6027449A (en)	2000-02-22	Ultrasonometer employing distensible membranes
US6432057B1 (en)	2002-08-13	Stabilizing acoustic coupler for limb densitometry
US6520914B2 (en)	2003-02-18	Ultrasonic densitometer with pre-inflated fluid coupling membranes
US5840029A (en)	1998-11-24	Imaging ultrasonic densitometer
US6517487B1 (en)	2003-02-11	Ultrasonic densitometer with opposed single transducer and transducer array
US6012779A (en)	2000-01-11	Thin film acoustic array
US5603325A (en)	1997-02-18	Ultrasonic densitometer with width compensation
US5343863A (en)	1994-09-06	Ultrasonic densitometer device and method
EP0480554B1 (fr)	1999-05-12	Appareil de mesure de la densité à ultrason
US7303530B2 (en)	2007-12-04	Transducer arrays with an integrated sensor and methods of use
US5483965A (en)	1996-01-16	Ultrasonic densitometer device and method
US5349959A (en)	1994-09-27	Ultrasonic densitometer device and method
US4930511A (en)	1990-06-05	Ultrasonic densitometer device and method
US6837854B2 (en)	2005-01-04	Methods and systems for using reference images in acoustic image processing
EP2004050B1 (fr)	2010-11-03	Methode et appareil pour la determination de niveaux d'hydratation a partir d'une turgescence cutanee
US20120029358A1 (en)	2012-02-02	Three -Dimensional Ultrasound Systems, Methods, and Apparatuses
US4993416A (en)	1991-02-19	System for ultrasonic pan focal imaging and axial beam translation
CA2242507C (fr)	2001-10-16	Ultrasonometre utilisant des membranes de dilatation
EP1067870A1 (fr)	2001-01-17	Densitometre ultrasonore muni de membranes de couplage hydraulique prealablement gonflees
CA2242608C (fr)	2002-06-25	Reseau acoustique sur film mince
US20090112094A1 (en)	2009-04-30	Phased Apply Ultrasound With Electronically Controlled Focal Point For Assessing Bone Quality Via Acoustic Topology And Wave Transmit Functions
JP6993886B2 (ja)	2022-01-14	超音波送受信装置
DE69827181T2 (de)	2006-03-02	Dünnfilm akustische Wandleranordnung
HK1122483B (zh)	2012-11-30	超声波骨评估的方法和装置
HK1122483A1 (en)	2009-05-22	Ultrasonic bone assessment apparatus and method