| 摘要 |
<p>A cardiovascular valve system including a permanent base unit (100) that is affixed to the patient using conventional sutures or staples, and a collapsible valve having a collapsible frame (110) that mates with the permanent base unit and supports valve leaflets (120). An installed collapsible frame may be re-collapsed and then disengaged from the permanent housing. A new collapsible valve is then installed to resume the function of the prosthesis.</p> |
