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).
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

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.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Limited data suggests that, for patients with bioprosthetic valves, pregnancy may accelerate structural valve degeneration [10].
RV to PA continuity was restored with a Contegra valved conduit, bioprosthetic valve, monocusp or trans-annular patch.
Nonsurgical treatment of Histoplasma endocarditis involving a bioprosthetic valve. Chest.
A total of 64 (70.3%) patients had mechanical prosthetic valve replacement as compared to 27 (29.7%) that were implanted bioprosthetic valves. In the mitral position, mechanical valves were used in 27 (90.0%) patients, with the residual 3 patients (10.0%) accounted for by bioprostheses.
Prior cardiac surgery, particularly involving bioprosthetic valve replacements, also has been identified as a risk factor.
At 6-month follow-up, TTE showed good bioprosthetic valve function, regional hypokinesis of the basal-mid septum, and no evidence of LVOT obstruction.
In patients with absent pulmonary valve, pulmonary arteries reduction plasty were done along with pulmonary valve placement by inserting bioprosthetic valve of appropriate size.
There are 2 broad categories of replacement valves each with advantage and disadvantages: Mechanical valve and Bioprosthetic valve. Further they are divided into:
At the time of bioprosthetic valve explantation, these patients were 32, 25, and 24 years old, respectively.
Unpublished data suggest that statin-treated bioprosthetic valve users experience less structural valve degeneration and a reduced rate of prosthetic valve regurgitation, he added.