Radio telemetry directional ultrasonic blood flowmeter for use with unrestrained animals

Medical & Biological Engineering & Computing

Volumn 30, Issue 6, 1992, Pages 659-665

  Yonezawa, Y ^a   Nakayama, T ^a   Ninomiya, I ^b   Caldwell, W M ^c  

^a HIROSHIMA INSTITUTE OF TECHNOLOGY   (Japan)

^b NATIONAL CEREBRAL AND CARDIOVASCULAR CENTER   (Japan)

^c UNIVERSITY OF MISSOURI   (United States)

Author keywords

Biomedical radiotelemetry; Direction reference signal; Directional Doppler flowmeter; Ultrasound

Indexed keywords

CARDIOVASCULAR SYSTEM; COMPARATOR CIRCUITS; DEMODULATORS; HEMODYNAMICS; MEDICAL APPLICATIONS; PIEZOELECTRIC TRANSDUCERS; ULTRASONIC DOPPLER VELOCIMETERS;

RADIO TELEMETRY; ULTRASONIC BLOOD FLOWMETER;

TELEMETERING EQUIPMENT;

ARTICLE; BLOOD FLOWMETER; BLOOD FLOWMETRY; DOPPLER FLOWMETER; DOPPLER FLOWMETRY; NONHUMAN; TELEMETRY;

ANIMAL; BLOOD FLOW VELOCITY; ELECTRONICS, MEDICAL; MOVEMENT; RHEOLOGY; SUPPORT, NON-U.S. GOV'T; TELEMETRY;

EID: 0026955684     PISSN: 01400118     EISSN: 17410444     Source Type: Journal    
DOI: 10.1007/BF02446801     Document Type: Article

References (6)

1. Blood velocity telementered from untethered animals
2. Fabrication of continuous wave ultrasonic Doppler flow transducers from chronic implantation
3. An ultrasonic pulsed Doppler system for measuring blood flow in small vessels
4. Telemetry of left ventricular diameter and pressure measurements from unrestrained animals
5. A multichannel telemetry system for recording cardiovascular neural signals
6. A miniaturized ultrasonic blood flowmeter and telemetry transmitter for chronic blood flow measurements