Scientists at the Texas Heart Institute are working to create a permanent artificial heart . The new heart device propels blood through the body , rather than pumps it . Cohn was skeptical at first : `` A lot of people come to our door with devices and prototypes , and they range from moderately interesting to laughably stupid . It is made of silicone and has an internal pump that can be used for both pumping and cooling.
Scientists at the Texas Heart Institute are working to create a permanent artificial heart . The new heart device propels blood through the body , rather than pumps it . It is made of silicone and has an internal pump that can be used for both pumping and cooling.