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.

单词	bioprosthetic valve
释义	DictionarySeevalve bioprosthetic 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.
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