Synapse
⌘+K
Synapse
PulseExploreClubsResearchersJournals
Instagram
HomeClubsExplore
August 28, 2003Artificial Organs

Regurgitant Flow Field Characteristics of the St. Jude Bileaflet Mechanical Heart Valve under Physiologic Pulsatile Flow Using Particle Image Velocimetry

View Full Paper
Ask AI
Bookmark
Share

Population

St. Jude Medical bileaflet mechanical heart valve (in vitro model)

Design

Preclinical

Authors

KMKeefe B. ManningVKVinayak KiniAFArnold A. Fontaine

Discussion

Loading...

Member takes

Overview

Potential cavitation near occluder tips in bileaflet valves warrants design caution; leaves open clinical relevance without in vivo validation.

Structured PICO

P
Population
St. Jude Medical bileaflet mechanical heart valve (in vitro model)
I
Intervention
Particle image velocimetry (PIV) under physiologic pulsatile flow conditions
O
Outcome
Regurgitant flow field characteristics including regurgitant jet flow patterns, viscous shear rates, and vortex motionsurrogate

In vitro PIV analysis of the St. Jude Medical bileaflet mechanical heart valve reveals flow characteristics that suggest low hemolysis risk but potential for cavitation near the occluder tips.

Cite This Study

Manning et al. (2003) studied this question.

synapsesocial.com/papers/6a855cb3d1e5e0588dd4cef2https://doi.org/10.1046/j.1525-1594.2003.07194.x
View Full Paper
Ask AI
Bookmark
Share

Also Consider

Synapse has enriched 3 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Integrating Particle Image Velocimetry and Laser Doppler Velocimetry Measurements of the Regurgitant Flow Field Past Mechanical Heart Valves2001 · 44 citations
  2. 2Laser Doppler Velocimetry and Flow Visualization Studies in the Regurgitant Leakage Flow Region of Three Mechanical Mitral Valves2001 · 20 citations
  3. 3In Vivo Observation of Cavitation on Prosthetic Heart Valves1996 · 42 citations