00557nam a22001217a 4500020002100000082001700021100002000038245006200058260004000120300003600160500002100196650021800217  a0029465621 (pbk)  a610.284bAST  aAston, Richard   aPrinciples of biomedical instrumentation and measurement   aNew York bMaxwell Macmillan c1991  axviii, 558 p.b: ill.c; 24 cm.  aIndex Included.   aBiomedical instrumentation vOrigin of bio potentials vHospital equipment safety vBio potential amplifiers vElectroencephalograph vLaser surgery vBlood pressure monitoring vClinical laboratory equipment vFC