EI8073 Biomedical Instrumentation
Important Questions
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- Transducers (Piezo electric, ultrasonic)**
- Cardiovascular systems- Respiratory systems -Kidney
Heart rate,sound. Pulmonary function measurements
GSR,Blood gas analysers ,Measurement of pCO2, pO2
- ECG,EEG,EMG,ERG
- Instruments for checking safety parameters of biomedical equipment
- Rare (Amplifiers(Chopper, differential)
- Computer tomography,MRI
- (Ultrasonography ,Endoscopy)**,Thermography.
- Defibrillators,Ventilators
- Dialysers,Nano Robots
**Problems may be asked based on this topic nd IMPORTANT Question
Read all formulas final equation atleast to attend sums properly)**
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*These questions are expected for the exams This may or may not be asked for exams
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Syllabus
UNIT I FUNDAMENTALS OF BIOMEDICAL ENGINEERING
Cell and its structure – Resting and Action Potential – Nervous system and its fundamentals - Basic components of a biomedical system- Cardiovascular systems- Respiratory systems -Kidney
and blood flow - Biomechanics of bone - Biomechanics of soft tissues -Physiological signals and
transducers - Transducers – selection criteria – Piezo electric, ultrasonic transducers - Temperature measurements - Fibre optic temperature sensors
UNIT II NON ELECTRICAL PARAMETERS MEASUREMENT AND DIAGNOSTIC
PROCEDURES
Measurement of blood pressure - Cardiac output - Heart rate - Heart sound - Pulmonary function
measurements – spirometer – Photo Plethysmography, Body Plethysmography – Blood Gas
analysers, pH of blood –measurement of blood pCO2, pO2, finger-tip oxymeter - ESR, GSR
measurements.
UNIT III ELECTRICAL PARAMETERS ACQUISITION AND ANALYSIS
Electrodes – Limb electrodes –floating electrodes – pregelled disposability electrodes - Micro,
needle and surface electrodes – Amplifiers, Preamplifiers, differential amplifiers, chopper
amplifiers – Isolation amplifier - ECG – EEG – EMG – ERG – Lead systems and recording
methods – Typical waveforms - Electrical safety in medical environment, shock hazards – leakage
current-Instruments for checking safety parameters of biomedical equipment.
UNIT IV IMAGING MODALITIES AND ANALYSIS
Radio graphic and fluoroscopic techniques – Computer tomography – MRI – Ultrasonography – Endoscopy – Thermography –Different types of biotelemetry systems - Retinal Imaging - Imaging
application in Biometric systems.
UNIT V LIFE ASSISTING, THERAPEUTIC AND ROBOTIC DEVICES
Pacemakers – Defibrillators – Ventilators – Nerve and muscle stimulators – Diathermy – Heart –
Lung machine – Audio meters – Dialysers – Lithotripsy - ICCU patient monitoring system - Nano
Robots - Robotic surgery –Orthopedic prostheses fixation.