Prosthetic Heart Valves, Part I: Identification and Potential Complications

Jagdish Butany, MBBS, MS, FRCPC; Gursharan S. Soor, BSc; Moyukh Chakrabarti, BSc; Iva Vukin, BSc; Shaun W. Leong, BSc


Geriatrics and Aging. 2006;9(10):691-696. 

In This Article


This is a new valve with good flow characteristics and, thus far, a low thrombosis rate.

The On-X® is relatively new.[15] Wippermann et al.[16] report no paravalvular leaks after 47 implants. McNicholas et al.[17] report very low rates of thromboembolism and minimal hemolysis. Some problems with valve sizing due to the elongated housing and the flared inlet have been reported.[18]


Comments on Medscape are moderated and should be professional in tone and on topic. You must declare any conflicts of interest related to your comments and responses. Please see our Commenting Guide for further information. We reserve the right to remove posts at our sole discretion.