Objectives:
To impart knowledge about the principle and working of different types of bio-medical electronic equipment/devices.
Module I (13 hours)
Electrical activity of excitable cells - SD curve - functional organization of the peripheral nervous system - electrocardiogram (in detail with all lead systems) - electroencephalogram - electromyogram - electroneurogram - electrode - electrolyte interface - polarisation - polarisable and non polarisable electrodes - surface electrodes - needle electrodes - micro electrodes - practical hints for using electrodes - ‘skin -electrode’ equivalent circuit - characteristics of ‘bio - amplifiers’
Module II (13 hours)
Blood pressure - direct measurements - harmonic analysis of blood pressure waveform - systems for measuring venous pressure - heart sounds - phonocardiography - cardiac catheterisation - indirect blood pressure measurement - electromagnetic blood flow meters - ultrasonic blood flow meters - impedance plethysmography - photo plethysmography - ‘indicator-dilution’ method for blood flow determination - spirometry - measurement of various respiratory parameters - respiratory plethysmography - chamber plethysmography
Module III (13 hours)
Measurement of gas flow rate - cardiac pacemakers and other electric stimulators - defbrillators and cardio converters - blood pumps - hemodialysis - ventilators - infant incubators - drug delivery devices - lithotripsy - therapeutic applications of laser
Module IV (13 hours)
Physiological effects of electricity - important susceptibility parameters - macro shock hazards - micro shock hazards - protection against shock - electrical isolation - electrical safety analyzers - measurement of pH,pCO2 and PO2
Text books
1.Webster J., Medical Instrumentation - Application and Design, John Wiley
2.Hand Book of Biomedical Instrumentation, TMH
Reference books
2.Encyclopedia of Medical Devices and Instrumentation Wiley
3.Bronzino, Hand book of Biomedical Engineering, IEEE Press book