PART I : INSTRUMENT MECHANIC / MECHANIC MEDICAL ELECTRONICS (NTC LEVEL)
Basics of Human Anatomy and Physiology & Bioelectric Signal - 7 Marks
Introduction to Anatomy and Human Physiology, Bio-electric potentials, Sources of Bioelectric potentials, Resting & Action potentials, Recording electrodes, Cells and their Structure, Biomedical recorders - ECG, EMG, EEG. The Heart and Cardiovascular System, Blood Pressure, Characteristics of Blood Flow, Heart Sounds, The physiology of respiratory system.
Medical Equipments - 7 Marks
Pacemaker, Defibrillator, Inhalators, Ventilators, Respirators. Clinical Lab Equipment: Microscope, Colorimeter, Spectrophotometer, Flame photometer, PH meter, Semi Auto Analyzers, Blood Cell Counter, Blood Gas analyzer, Sphygmomanometer, Different types of Physiotherapy Equipment technique, Diathermy- Shortwave Diathermy, Microwave diathermy, Ultrasonic diathermy, Muscle Stimulator. Hospital Electrical appliances: Hot plate and Magnetic Stirrer, Centrifuges, Hot air oven, Incubator, Water bath, Nebulizer, Baby Incubator, Clinical Incubator, Phototherapy, Radiant warmer, Autoclave.
Different Imaging Equipments - 6 Marks
Ultrasound scanners: Basic physics, Block diagram, Transducer type Different modes - A, B, M mode etc. X-Ray: Basic physics. Different components of X-ray machine, Block diagram of X Ray machine, H.T. Generator, X-ray tubes, Scattered radiation & secondary radiation controls, Digital X ray concepts, X-ray films, Screens, Darkroom system & Procedure, Collimator, Bucky Grids, Dental X-ray machine. CT Scanner, MRI, Mammography, Bronchoscope.
Various departments in Hospital - 5 Marks
Various departments in Hospital, Classification of Hospitals, Role of Biomedical Department, SOP of Biomedical department, CSSD, Different types of License required for hospitals - NABH,AERB,ARRT,Drug License,RMDC,PC PNDT
Passive Electronic Components, Basic Electrical terms, Measuring Instruments,Cells and Batteries - 7 Marks
Resistors: Types of resistors, construction & specific use, color-coding, power rating. Equivalent Resistance of series parallel circuits. Inductors: Principles of induction, inductive reactance. Types of inductors, Self and Mutual induction. Behavior of the inductor at low and high frequencies. Series and parallel combination. Working principle of a Transformer, Step-up, Step down and isolation transformers with applications. Capacitor:Capacitance and Capacitive Reactance, Impedance. Types of capacitors, construction, specifications and applications. Electric charges, Potential difference, Voltage, Current, Resistance. Basics of AC & DC. Terms such as +ve cycle, -ve cycle, Frequency, Time period, RMS, Peak, P-P, instantaneous value. Insulators, conductors and semiconductor properties. Working principle of PMMC,MI meters. Voltmeter, Ammeter and Multimeter. Primary and secondary cells, materials used specification of cells and batteries. Use of a Hydrometer.
Semiconductor materials - 8 Marks
PN Junction, Forward and Reverse biasing of diodes. Interpretation of diode specifications. Forward current and Reverse voltage. Rectifier configurations: half wave ,full wave, Bridge their efficiencies, Filter components, Working principles of Zener diode, varactor diode, their specifications and applications. Regulated Power supply using 78XX series, 79XX series Integrated circuits. Transistor: Construction, working of a PNP and NPN Transistors, purpose of E, B & C Terminals. Significance of α, β and relationship of a Transistor. Biasing of Transistors. Transistor applications as switch and amplifier. Transistor input and output characteristics. Classification of amplifiers, RC coupled amplifier, voltage gain, Feedback and its types. Astable, monostable, bistable multivibrator circuits using transistors. IC 555, functional description w.r.t. different configurations of IC 555 such as monostable, astable, IC741Op-Amp basics, Op-Amp circuits Inverting, Non-inverting Amplifiers.
PART II : CSR TECHNOLOGY (60 Marks)
Module 1 (25 Marks)
Sterilisation - Processing of equipments and devices
Reprocessing of endoscopes
Cleaning- methods of cleaning –manual, ultrasonic cleaner, washer disinfectors
Decontamination
Sterilisation
Different methods of sterilization
a) High temperature method-Autoclave- Principle, working, loading and unloading of
article, Maintenance work
- Hot air Oven
b) Low temperature methods-Ethylene oxide sterilization
-hydrogen peroxide gas plasma (Sterrad)
Principle, working, loading and unloading of article, Maintenance work
c) Chemical sterilants- Different types
Module 2 (10 Marks)
Quality assurance in CSSD
Quality assurance for CSSD equipment and quality control within CSSD
Indicators for monitoring efficacy of different methods of sterilization- chemical &
biological indicators
Documentation related to safety & security
Module 3 (15 Marks)
Packaging, storage & supply Various reusable packaging materials
Inventory management
Module 4 (10 Marks)
Biomedical Engineering
NOTE: - It may be noted that apart from the topics detailed above, questions from other topics prescribed for the educational qualification of the post may also appear in the question paper. There is no undertaking that all the topics above may be covered in the question paper
