11.   One of the most widely tested is the left ventricular assist device, which is attached to a diseased heart to help it do its work.

12.   According to the Times, one piece of equipment that Akchurin will likely bring back is a ventricular assist device that can help revive failing hearts.

13.   One piece of equipment that he will bring back is a ventricular assist device that can help revive failing hearts, the Times reported.