The objective of the study is to obtain the clinical data from patients who had the Perimount Heat Valve (Type:6900P and 2900) Replacement Surgery in Guangdong General Hospital during 2001-2007 in order to evaluate the performace of this heart valve prothesis and collect the patients' post-operation infomation including the current living status, mortality rate, and the possibility of re-operation，bleeding and thrombosis. This is a retrospective , observentional clinical study to be conducted in Guangdong General Hospital in China. This study will enroll up to 200 patients.
Study Type
OBSERVATIONAL
Enrollment
225
This is a retrospective study which ask the subjects implanted with Perimount Heart Valve during 2001 to 2007 back hospital for follow up visit.
Guangdong General Hospital
Guangzhou, Guangdong, China
The Performance Evaluation of Perimount Heart Valve(Type:6900P and 2900) by Echocardiography
This is a one-arm study. All enrolled 225 subjects are required to be back Gungdong General Hospital to do an Echocardiography
Time frame: 7-15 years after heart valve replacement surgery (during 2001-2007)
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