1.   Earlier he developed a blood pump, called the Tycos Blood Infuser.

2.   It has taken blood pumps that long to come even close to matching the performance of the heart, he said.

3.   Other companies have mechanical blood pumps in various stages of development.

4.   We watch as life slowly oozes from an American infantryman who begs for morphine as blood pumps from a stomach wound and comrades caress his face with bloody hands.

5.   With his research partner Fred Becker, Folkman built a blood pump.

6.   There has been concern that breakdowns in devices such as blood pumps and dialysis machines could be life-threatening.