CA1295409C - Methode de saisie des donnees de retrodiffusion d'ultrasons - Google Patents

Methode de saisie des donnees de retrodiffusion d'ultrasons

Info

Publication number: CA1295409C
Authority: CA; Canada
Prior art keywords: backscatter; bursts; ultrasound; fundamental frequency; intensity
Prior art date: 1988-10-13
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 - Lifetime

Application number

CA000580098A

Other languages

English (en)

Inventor

Thomas Michael Burke

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.)

General Electric Co

Original Assignee

General Electric Co

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.)

1988-10-13

Filing date

1988-10-13

Publication date

1992-02-04

1988-10-13 Application filed by General Electric Co filed Critical General Electric Co

1988-10-13 Priority to CA000580098A priority Critical patent/CA1295409C/fr

1992-02-04 Application granted granted Critical

1992-02-04 Publication of CA1295409C publication Critical patent/CA1295409C/fr

2009-02-04 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

238000002604 ultrasonography Methods 0.000 title claims abstract description 19
238000000034 method Methods 0.000 title claims abstract description 8
238000013480 data collection Methods 0.000 title abstract 2
238000005259 measurement Methods 0.000 claims description 38
125000004122 cyclic group Chemical group 0.000 claims description 2
230000006872 improvement Effects 0.000 abstract description 3
238000000926 separation method Methods 0.000 abstract description 2
210000001519 tissue Anatomy 0.000 description 30
230000005540 biological transmission Effects 0.000 description 5
238000012512 characterization method Methods 0.000 description 4
238000001514 detection method Methods 0.000 description 4
230000001413 cellular effect Effects 0.000 description 3
230000003902 lesion Effects 0.000 description 3
210000000056 organ Anatomy 0.000 description 3
230000009467 reduction Effects 0.000 description 3
230000002123 temporal effect Effects 0.000 description 3
102000008186 Collagen Human genes 0.000 description 2
108010035532 Collagen Proteins 0.000 description 2
230000008901 benefit Effects 0.000 description 2
229920001436 collagen Polymers 0.000 description 2
230000000302 ischemic effect Effects 0.000 description 2
230000002107 myocardial effect Effects 0.000 description 2
210000004165 myocardium Anatomy 0.000 description 2
230000007170 pathology Effects 0.000 description 2
230000007261 regionalization Effects 0.000 description 2
BSYNRYMUTXBXSQ-UHFFFAOYSA-N Aspirin Chemical compound CC(=O)OC1=CC=CC=C1C(O)=O BSYNRYMUTXBXSQ-UHFFFAOYSA-N 0.000 description 1
102000004405 Collectins Human genes 0.000 description 1
108090000909 Collectins Proteins 0.000 description 1
102000001253 Protein Kinase Human genes 0.000 description 1
238000010521 absorption reaction Methods 0.000 description 1
230000008859 change Effects 0.000 description 1
239000003086 colorant Substances 0.000 description 1
238000003745 diagnosis Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000001914 filtration Methods 0.000 description 1
210000005003 heart tissue Anatomy 0.000 description 1
230000003993 interaction Effects 0.000 description 1
230000008338 local blood flow Effects 0.000 description 1
239000011159 matrix material Substances 0.000 description 1
230000008520 organization Effects 0.000 description 1
108060006633 protein kinase Proteins 0.000 description 1
230000035945 sensitivity Effects 0.000 description 1
230000003595 spectral effect Effects 0.000 description 1
238000001228 spectrum Methods 0.000 description 1
238000006467 substitution reaction Methods 0.000 description 1

Landscapes

Ultra Sonic Daignosis Equipment (AREA)

CA000580098A 1988-10-13 1988-10-13 Methode de saisie des donnees de retrodiffusion d'ultrasons Expired - Lifetime CA1295409C (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA000580098A CA1295409C (fr)	1988-10-13	1988-10-13	Methode de saisie des donnees de retrodiffusion d'ultrasons

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA000580098A CA1295409C (fr)	1988-10-13	1988-10-13	Methode de saisie des donnees de retrodiffusion d'ultrasons

Publications (1)

Publication Number	Publication Date
CA1295409C true CA1295409C (fr)	1992-02-04

Family

ID=4138912

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000580098A Expired - Lifetime CA1295409C (fr)	1988-10-13	1988-10-13	Methode de saisie des donnees de retrodiffusion d'ultrasons

Country Status (1)

Country	Link
CA (1)	CA1295409C (fr)

1988
- 1988-10-13 CA CA000580098A patent/CA1295409C/fr not_active Expired - Lifetime

Similar Documents

Publication	Publication Date	Title
US4803994A (en)	1989-02-14	Backscatter data collection technique for ultrasound
EP0760625B1 (fr)	2003-05-07	Appareil de caracterisation de tissus par ultrasons
Ophir et al.	1984	Attenuation estimation in reflection: progress and prospects
US5379770A (en)	1995-01-10	Method and apparatus for transcranial doppler sonography
Weng et al.	1991	Ultrasound speckle analysis based on the K distribution
EP0008517B1 (fr)	1984-03-07	Système de représentation double de signaux ultrasoniques émis répétitivement par un convertisseur unique de modalité Doppler
EP0154869B1 (fr)	1990-06-13	Appareil de mesure à ultra-sons
US5628322A (en)	1997-05-13	Method of ultrasound imaging and diagnostic ultrasound system
EP0713682A2 (fr)	1996-05-29	Système ultrasonique à effet Doppler de mesure de puissance et d'affichage
Zagzebski et al.	1993	Quantitative ultrasound imaging: in vivo results in normal liver
EP0135170B2 (fr)	1993-04-21	Appareil de visualisation de l'écoulement sanguin
US4441368A (en)	1984-04-10	Method and means for determining ultrasonic wave attenuation in tissue
US6132377A (en)	2000-10-17	Medical diagnostic ultrasonic imaging system and method using differential sub-band detection techniques
EP0123427A2 (fr)	1984-10-31	Caractérisation d'un milieu au moyen d'ultrasons
US4511984A (en)	1985-04-16	Ultrasound diagnostic apparatus
US4574635A (en)	1986-03-11	Monitoring of frequency shift of ultrasound pulses in tissue
EP1021129B1 (fr)	2008-01-16	Procede et appareil de calcul et d'affichage en temps reel de la deformation en imagerie echographique
Zagzebski et al.	2022	Quantitative backscatter imaging
IL127103A (en)	2001-09-13	Method and device for estimating and displaying the error range in wavelength extension for Doppler time-waveforms
JP3182419B2 (ja)	2001-07-03	血流の測定及び表示装置
Carson et al.	1993	Approximate quantification of detected fractional blood volume and perfusion from 3-D color flow and Doppler power signal imaging
CA1295409C (fr)	1992-02-04	Methode de saisie des donnees de retrodiffusion d'ultrasons
Stewart et al.	1985	Comparison of high pulse repetition frequency and continuous wave Doppler echocardiography in the assessment of high flow velocity in patients with valvular stenosis and regurgitation
US5730135A (en)	1998-03-24	Ultrasonic bone diagnostic apparatus and method
US5800358A (en)	1998-09-01	Undersampled omnidirectional ultrasonic flow detector

Legal Events

Date	Code	Title	Description
1996-08-04	MKLA	Lapsed