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Study of flow fields and shear stresses distributions through a Björk-Shiley prosthetic valve

Research output: Chapter in Book/Conference proceedingConference and proceedingspeer-review

Abstract

The method used in this paper takes advantage of the fluid dynamic characteristics of air in a wind tunnel to make an in vitro evaluation of the influence on the flow field and shear forces of a tilting disc model of prosthetic heart valve (Björk-Shiley). Measurements of air velocity fields and shear distribution calculations are reported for three static conditions of the valve opening (10°, 35° and 70°) and airflows to correlate with blood flow rates between 1.5 and 9.3 L/min. The results were consistent with those reported in the technical literature for measurements in test mechanical prosthetic valves with blood flow.

Original languageEnglish
Title of host publication2013 Pan American Health Care Exchanges, PAHCE 2013 - Conference, Workshops, and Exhibits. Cooperation / Linkages
Subtitle of host publicationAn Independent Forum for Patient Care and Technology Support
DOIs
StatePublished - 2013
Event8th Pan American Health Care Exchanges Conference, PAHCE 2013 - Medellin, Colombia
Duration: 29 Apr 20134 May 2013

Publication series

NamePan American Health Care Exchanges, PAHCE
ISSN (Print)2327-8161
ISSN (Electronic)2327-817X

Conference

Conference8th Pan American Health Care Exchanges Conference, PAHCE 2013
Country/TerritoryColombia
CityMedellin
Period29/04/134/05/13

Keywords

  • Björk-Shiley
  • Mechanic Heart Valve
  • Wind Tunnel

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