Show man made heart keeps animal alive for hours sin san francisco Alach machine lae age efficiency chency has baa scored another triumph A nian mail made mechanical heart has been successfully substituted for or a living animals own heart the revelation was made during a demonstration directed by dr maurice L L tainter of the department of phar rj of the stanford university medical school here hera doctor tainter substituted a mechanical chari ch leal heart of his own construe tion in a living animal before the society of experimental biology keep ing the animal used in the experiment alive for hours in describing the use of the mechanical heart dr P I 1 J Han hanziak zIlk head of the pharmacology department said after the substitution of the mec mechanical lian heart for the animals heart the mod blood continued to pulse through the tha body 1 the I lie blood pressure remained nor mat by showing responses to narcotics it enabled us to study their effects the hie lived for or hours the device has haa been used in studying the reaction ot of blood in living animals by dr floyd do de eds of the united states department ot of apiculture agriculture ture who has been experimenting at the be stanford pharmacology department |