| 摘要 |
The present disclosure provides aortic valve prosthetic devices that are constructed in an elliptical shape, or are expandable to an elliptical shape for improved results in the repair of defective aortic valves. The devices can be surgically implanted, or they can be implanted percutaneously through an insertion catheter. The expandable devices can be self-expanding or expanded by an inflatable balloon to an elliptical cross section geometry. |
