JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Course Objectives:

• Deals with the block diagram of bio medical instrumentation system and their characteristics.
• To study the ECG, EEG, EMG, and Basic biochemical electrode.
• Deals with measuring blood pressure and use of pacemaker and defibrillator and ventilator.

Course Outcomes

At the end of the course, the student should be able to

• Understand the significance of instrumentation in human physiology.
• Acquire confidence in delivering effective therapeutic and diagnostic tools for doctors.
• Develop concepts in cardiac and neuromuscular instrumentation.

UNIT - I

Basic of Biomedical Instrumentation: Components of Medical Instrumentation System, Static and dynamic characteristics of medical instruments, Problems encountered with measurements from human beings. Organization of Cell: Derivation of Nernst equation for membrane Resting potential, Generation of action potential and refractory periods, propagation methods of action potentials.

UNIT - II

ECG Measurements and Interpretation: Medical Recorders: Classification of recorders, general features of ink-jet, and PMMC writing systems. Basics of Bio chemical electrodes. Electrocardiography: Electrical conduction system of the heart, electrodes and their placement, Standard 12 – lead configurations, Interpretation of ECG waveform with respect of electro mechanical activity of the heart.

UNIT - III

Blood Pressure Measurements: Blood pressure measurement: Introduction to blood pressure, and measurements methods, Blood flow measurement methods, Phonocardiography.

UNIT - IV

Therapeutic Equipment: Basics of Pacemakers, Defibrillator, electrotherapy and its applications, Dialysis and its significance-.

UNIT - V

EEG, EMG and Respiratory Measurements: EEG block diagram, electrodes and their placement, EMG block diagram, electrode and their placement, study of neuromuscular junction, nerve conduction velocity using EMG. Respiratory Instrumentation: Mechanism of respiration, Spirometrey, Pnemuotachograph and its types, ventilators and its mode of operation.

TEXT BOOKS:

• 1. Medical Instrumentation – Application and Design, John G. Webster, John Wiley and sons Inc., 3rd Ed., 2003
• 2. Hand Book of Biomedical Instrumentation, Khandpur R.S. Tata McGraw Hill, 1994

REFERENCE BOOKS:

• 1. Joseph J. Carr ad John M. Brown, Introduction to Biomedical Equipment Technology, Pearson Education, 2001.
• 2. Bronzino Joseph D, Hand Book of Biomedical Engineering, CRC Press, 1995.