Mechanic valve - Open Access .click

Seminars in Thoracic and Cardiovascular Surgery: Pediatric Cardiac Surgery Annual, 2016
Although most valve operations performed annually address lesions of the aortic or mitral valves, the frequency of pulmonary valve replacement (PVR) is increasing because most patients with congenital heart disease are surviving into the adult years. The vast majority of patients, especially children that require PVR, obtain a tissue valve because of ...
John M, Stulak +4 more
openaire +2 more sources

Development and Evaluation of Solenoid-Actuated Check Valve for Electro-Mechanical Inclined Plate Metering System Under Laboratory Conditions

Madras Agricultural Journal, 2021
The seeds in the conventional seed metering mechanism are metered and transferred through seed tube to the furrow created by the furrow opener. In this type of delivery, non-uniformity occurs due to the uncontrolled seed falling through seed tube from ...
A. JanyGiles, A. Surendrakumar
semanticscholar +1 more source

Mechanical heart valve prostheses

Cardiovascular Pathology, 2003
Abstract Mechanical heart value prostheses have been in use since the 1950s. Many prostheses have been used for a while and then discontinued. Today, there are a large number and variety of prostheses in use and an even larger variety that are in place in patients. These may be explanted at any time for a number of reasons.
Jagdish Butany +8 more
openaire +1 more source

humans
3. good health
heart valve prosthesis

prosthesis design
heart valve prosthesis implantation
female

mitral valve
postoperative complications
thromboembolism