bioprosthetic valve


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Related to bioprosthetic valve: porcine valve

bioprosthetic valve

An implanted device of non-synthetic origin designed to replace a defective heart valve. Porcine bioprosthetic valves are less thrombogenic than mechanical valves, but are more prone to structural degeneration, limiting their durability (35% fail within 15 years).

bioprosthetic valve

Surgery An implanted device of nonsynthetic origin designed to replace a defective heart valve; porcine BV, are less thrombogenic than mechanical valves, but are more prone to structural degeneration, limiting their durability. See Heart-valve prosthesis.
References in periodicals archive ?
The other two valves used were the Contegra (valved conduit) and the bioprosthetic valve.
Nonsurgical treatment of Histoplasma endocarditis involving a bioprosthetic valve.
The bioprosthetic valve in the CAVB[R] system has been used for more than a decade in conventional surgery with proven durability.
Postoperative clinical data: The two groups had significantly different application rates of bioprosthetic valve, times of auxiliary ventilation and hospitalization stay lengths (Pless than 0.
Because mechanical valves require a patient to take an anticoagulant such as Coumadin for life, bioprosthetic valves are often preferred for some patients.
Bioprosthetic valves do not require anticoagulant but valve failure often occurs within 10-15 years.
At the time of bioprosthetic valve explantation, these patients were 32, 25, and 24 years old, respectively.
The patient should understand that, with a bioprosthetic valve, there's a high likelihood of the need for a second operation later on, he stressed.
Unpublished data suggest that statin-treated bioprosthetic valve users experience less structural valve degeneration and a reduced rate of prosthetic valve regurgitation, he added.
PERCEVAL(TM) S is a bioprosthetic valve designed to replace a diseased native or malfunctioning prosthetic aortic valve via open heart surgery with the unique characteristic of allowing sutureless positioning and anchoring at the implantation site.