Electric analog model of the aortic valve for calculation of continuous beat-to-beat aortic flow using a pressure gradient

ASAIO Journal

Volumn 45, Issue 3, 1999, Pages 204-210

  Graen, Matthew D ^a   Ewert, Daniel L ^a   Glower, Jacob S ^a   Gray, Laman A ^b   Koenig, Steven C ^b  

^a North Dakota State University   (United States)

^b University of Louisville School of Medicine   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

BLOOD VESSELS; CARDIOVASCULAR SURGERY; DIFFERENTIAL EQUATIONS; ELECTRONIC MEDICAL EQUIPMENT; FLOW MEASUREMENT; HEMODYNAMICS; LEAST SQUARES APPROXIMATIONS; MATHEMATICAL MODELS; SPECTRUM ANALYSIS;

AORTIC VALVE; BIOLOGIC VALVE; CONTINUOUS BEAT TO BEAT AORTIC FLOW; ELECTRONIC ANALOG MODEL; MECHANICAL VALVE; PRESSURE GRADIENT;

PACEMAKERS;

ANIMAL EXPERIMENT; AORTA PRESSURE; AORTA VALVE; ARTICLE; BIOMEDICAL TECHNOLOGY ASSESSMENT; BLOOD RHEOLOGY; COMPLIANCE (PHYSICAL); CONTROLLED STUDY; HEART LEFT VENTRICLE PRESSURE; MALE; MONITORING; NONHUMAN; RHESUS MONKEY; WAVEFORM;

EID: 0032762384     PISSN: 10582916     EISSN: None     Source Type: Journal    
DOI: 10.1097/00002480-199905000-00019     Document Type: Article

References (10)

1. Bailey RH, Bauer JH, Yanos J: Accuracy of disposable blood pressure transducers used in the critical care setting. Crit Care Med 23: 187-192, 1995.
2. Gordon VL, Welch JP, Carley D, Teplick R, Newbower RS: Zero stability of disposable and reusable pressure transducers. Med Instr 21: 87-91, 1987.
3. Taylor BC, Ellis DM, Drew JM: Quantification and simulation of fluid-filled catheter/transducer systems. Med Instr 20: 123-129, 1986.
4. Tock CL, Hyman WA: Pressure wave fidelity in catheter introducers. Cathet Cardiovasc Diagn 27: 57-65, 1992.
5. Yeomanson CW, Evans DH: The frequency response of external transducer blood pressure measurement systems: a theoretical and experimental study. Clin Phys Physiol Meas 4: 435-49, 1983.
6. Coleman HW, Steele WG: Experimentation and Uncertainty Analysis for Engineers, New York, Wiley, 1989.
7. Koenig SC, Reister CA, Schaub J, Swope RD, Ewert DL, Fanton JW: Evaluation of transit-time and electromagnetic flow measurements in a chronically-instrumented non-human primate model. J Invest Surg 9: 455-461, 1996.
8. Farahifar D, Cassot F, Bodard H: Velocity profiles in the wake of two prosthetic heart valves using a new cardiovascular simulator. Biomechanics 18: 789-802, 1985.
9. She J, Li M, Huan L, Yu Y: Dynamic characteristics of prosthetic heart valves. Med Eng Phys 17: 273-281, 1995.
10. Teoh SH, Lee KH, Nugent AH, Goh KS. In vitro strain measurement of a mechanical heart valve in a pulse simulator. ASAIO J, 39: 929-932, 1993.