Science news articles about 'heart valve replacement surgery'

... are at high risk or not suitable for open-heart valve replacement surgery. The Edwards SAPIEN transcatheter heart ... 200,000 people in the U.S. need a new heart valve, but nearly half of them do not ...

... from 2005 to 2007. The study examines procedures and conditions ranging from heart valve-replacement surgery to heart attack to pneumonia. Based on the study, HealthGrades today made available its ...