title: A micromanometer for chronic implantation.
mesh_terms: D000669:Amplifiers, Electronic; D000818:Animals; D001831:Body Temperature; D004285:Dogs; D006321:Heart / Q000187:drug effects / Q000502:physiology*; D008365:Manometry / Q000295:instrumentation*; D011674:Pulse; D016276:Ventricular Function