heart valve

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heart valve

[′härt ‚valv]
(anatomy)
Flaps of tissue that prevent reflux of blood from the ventricles to the atria or from the pulmonary arteries or aorta to the atria.
References in periodicals archive ?
5]] When diseased or defective, heart valves may not open or close properly and can interfere with the flow of blood.
In addition, none of the replacement heart valves can grow as the recipient's body does, making them problematic for use in children born with faulty heart valves, Hayashida said.
These factors can be illustrated by examining what is known about biofilms on three types of indwelling medical devices: central venous catheters, mechanical heart valves, and urinary (Foley) catheters.
But St Jude Medical said the incidence of leakage, although higher than in older heart valves that are not silver-coated, was not high enough to recall implanted heart valves.
Since heart valves never rest, they make good candidates for such buildup and perhaps ossification.
INTRODUCTION, METHODOLOGY & PRODUCT DEFINITIONS Study Reliability and Reporting Limitations I-1 Disclaimers I-2 Data Interpretation & Reporting Level I-2 Quantitative Techniques & Analytics I-3 Product Definitions and Scope of Study I-3 Mechanical Heart Valves I-3 Biological/Tissue Heart Valves I-3 II.
This report provides quantitative analysis of the transcatheter heart valves market in Americas.
CryoLife says SynerGraft heart valves also are currently under review by European regulatory authorities for CE Mark (product certification) for general distribution in the European Union.
None had a history of rheumatic fever, an infection that can damage the heart valves.
Prosthetic Heart Valves - Global Pipeline Analysis, Competitive Landscape and Market Forecasts to 2017 provides key data, information and analysis on the global prosthetic heart valves market.
com announces that a new market research report is available in its catalogue: Prosthetic Heart Valves - Global Trends, Estimates and Forecasts, 2012-2018 http://www.
19 Prosthetic Heart Valves Market, India, Revenue ($m), By Segment, Historic, 2003 - 2010 50