FR2371182B1 - - Google Patents

Info

Publication number: FR2371182B1
Authority: FR; France
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

Application number

FR7634550A

Other languages

Other versions

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.)

Etat Francais

Original Assignee

Etat Francais

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.)

1976-11-17

Filing date

1976-11-17

Publication date

1979-04-06

1976-11-17 Application filed by Etat Francais filed Critical Etat Francais

1976-11-17 Priority to FR7634550A priority Critical patent/FR2371182A1/en

1978-06-16 Publication of FR2371182A1 publication Critical patent/FR2371182A1/en

1979-04-06 Application granted granted Critical

1979-04-06 Publication of FR2371182B1 publication Critical patent/FR2371182B1/fr

Status Granted legal-status Critical Current

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/02—Analysing fluids
- G01N29/032—Analysing fluids by measuring attenuation of acoustic waves
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/48—Diagnostic techniques
- A61B8/488—Diagnostic techniques involving Doppler signals

Landscapes

Health & Medical Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Physics & Mathematics (AREA)
Pathology (AREA)
General Health & Medical Sciences (AREA)
Surgery (AREA)
Biophysics (AREA)
Engineering & Computer Science (AREA)
Biomedical Technology (AREA)
Heart & Thoracic Surgery (AREA)
Medical Informatics (AREA)
Molecular Biology (AREA)
Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
Animal Behavior & Ethology (AREA)
Radiology & Medical Imaging (AREA)
Public Health (AREA)
Veterinary Medicine (AREA)
Acoustics & Sound (AREA)
Chemical & Material Sciences (AREA)
Analytical Chemistry (AREA)
Biochemistry (AREA)
General Physics & Mathematics (AREA)
Immunology (AREA)
Ultra Sonic Daignosis Equipment (AREA)

FR7634550A 1976-11-17 1976-11-17 Ultrasonic blood bubble monitor - has receiver with low frequency band pass filter stage with three operational amplifiers in cascade Granted FR2371182A1 (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
FR7634550A FR2371182A1 (en)	1976-11-17	1976-11-17	Ultrasonic blood bubble monitor - has receiver with low frequency band pass filter stage with three operational amplifiers in cascade

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR7634550A FR2371182A1 (en)	1976-11-17	1976-11-17	Ultrasonic blood bubble monitor - has receiver with low frequency band pass filter stage with three operational amplifiers in cascade

Publications (2)

Publication Number	Publication Date
FR2371182A1 FR2371182A1 (en)	1978-06-16
FR2371182B1 true FR2371182B1 (en)	1979-04-06

Family

ID=9179996

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7634550A Granted FR2371182A1 (en)	1976-11-17	1976-11-17	Ultrasonic blood bubble monitor - has receiver with low frequency band pass filter stage with three operational amplifiers in cascade

Country Status (1)

Country	Link
FR (1)	FR2371182A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
ES8207348A1 (en) *	1980-10-14	1982-09-01	Purdue Research Foundation	A method and apparatus for the detection of impurities in a liquid such as blood.
JPH088920B2 (en) *	1990-09-28	1996-01-31	富士通株式会社	Blood scattering power calculator
CN114306825B (en) *	2021-12-28	2024-02-09	安徽皖仪科技股份有限公司	Blood bubble monitoring module

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1268640A (en) *	1968-05-31	1972-03-29	Nat Res Dev	Acoustic detection apparatus
DE48278C (en) *	1970-07-17		E. CA-REZ in Brüssel, Nr. 72 Rue du Marais	Innovation in the process for the preparation of ammonium nitrate by reacting barium nitrate with ammonium sulfate

1976
- 1976-11-17 FR FR7634550A patent/FR2371182A1/en active Granted

Also Published As

Publication number	Publication date
FR2371182A1 (en)	1978-06-16

Publication	Publication Date	Title
FR2343653B1 (en)	1983-07-22
FR2357405B1 (en)	1981-05-29
JPS566B2 (en)	1981-01-06
FR2354680B3 (en)	1979-02-23
FR2353903B1 (en)	1983-11-10
JPS5331323U (en)	1978-03-17
JPS5646319Y2 (en)	1981-10-29
JPS5314754U (en)	1978-02-07
JPS52122914U (en)	1977-09-19
JPS5337007U (en)	1978-04-01
CS178392B1 (en)	1977-09-15
CS175528B1 (en)	1977-05-31
JPS52125788U (en)	1977-09-24
CS176350B1 (en)	1977-06-30
CS177550B1 (en)	1977-07-29
CS177744B1 (en)	1977-08-31
CS178366B1 (en)	1977-09-15
CH614412A5 (en)	1979-11-30
CH593483A5 (en)	1977-12-15
CH604158A5 (en)	1978-08-31
DD123795A1 (en)	1977-01-19
DD124058A1 (en)	1977-02-02
CH606873A5 (en)	1978-11-15
CH614468A5 (en)	1979-11-30
DD123706A1 (en)	1977-01-12

Legal Events

Date	Code	Title	Description
1983-12-09	CL	Concession to grant licenses
1995-09-29	ST	Notification of lapse