Heart transplantation Reference Libraries
The artificial heart, a mechanical heart replacement, is typically used in order to bridge the time to heart transplant or to replace the heart in case a transplant is impossible. Often ventricular assist devices are confused with mechanical hearts because the assist the heart through pumps. They are also different from a cardiopulmonary bypass machine which is an external device used to...
- Having no light.
- Of or relating to the region of a body of water that is not reached by sunlight and in which photosynthesis is unable to occur.