ELECTROTHERAPY I (CUTM1976)

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Course Name: Electrotherapy I

Code(Credit): CUTM1976 (3-3-0)

Course Objectives:

Recall the physics principles and Law of Electricity, Electromagnetic spectrum and Ultrasound.
Describe effects of environmental and man made electromagnetic field at the cellular level and risk factors on prolonged exposure.
Describe the mail electrical supply, electrical shock and its precautions.
Enumerates different types and production of various therapeutic electrical currents and its application.

Course Outcome:

COS OUTCOME MAPPING COS WITH POS

(High-3; Medium-2; Low-1)

CO1 Know the principle, technique and effects of electrotherapy PO1(3). PO2(2), PO5(2)

as a therapeutic modality in restoration of physical function in

conditions like nerve injuries.

CO2 Acquire knowledge about physiology of pain, pain pathways PO1(3). PO5(3)

and method of pain modulation and selection of appropriate modality

for pain modulations.

CO3 Students will be technically and clinically competent for independent PO1(1), PO4(2), PO5 (3)

decision making regarding the best modality for treatment

CO4 List the indication and contra indications of various types of PO1(2),PO5(2)

electrotherapy demonstrate different techniques and its effects.

COURSE SYLLABUS

Module I:

Physical Principles: Structure and properties of matter solids, liquids and gases, adhesion, surface tension, viscosity, density and elasticity. Structure of atom, molecules, elements and compounds. Election theory, static and current electricity. Conductors, Insulators, Potential Difference, Resistance and Intensity Ohms Law, Joules law. Its application to AC & DC currents : a)Rectifying Devices Thermionic valves, Semiconductors, Transistors, Amplifiers, Transducers Oscillator circuits, b)Capacitance, condensers in DC and AC circuit, c)Display devices & indicators analogue & digital. Effects of Current Electricity: 1.Chemical effects- Ions and electrolytes, Ionization, Production of a E.M.F by chemical action. 2. Magnetic effects, Molecular theory of magnetism, Magnetic fields, Electromagnetic Induction. 3. Milli ammeter and Voltmeter, Transformers and choke coil Thermal Effects production. 4. Electromagnetic spectrum biophysical application 5.Electrical supply: - a)Brief outline of main supply of electric current b)Dangers short circuits, electric shocks c)Precautions safety devices, earthing, fuses etc. d)First aid & initial management of electric shock.

Module II

Low frequency Currents: 1.Introduction to direct, alternating &modified currents, 2.Production of direct current Physiological and therapeutic effects of constant current anodal and cathode Galvanism, Ionization and their application in various conditions, 3. Iontophoresis Principles of clinical application, indication, contraindication, precaution, operational skills of equipment & patient preparation, 4. Modified direct current various pulses, duration and frequency and their effect on Nerve and Muscle tissue. Production of interrupted and surged current and their effects, 5. Modified direct current- Physiological and therapeutic effects, principles of clinical application, indications, contra indications, precautions, operational skills of equipment& patient preparation, 6.Transautaneous Electrical Nerve Stimulations(TENS):- a)Types of Low Frequency pulse widths, frequency & intensities used as TENS applications. b)Theories of pain relief by TENS, c)Principle of clinical application, effects & users, indicators, contraindications, precautions, operational skills of equipment and patient preparation.

Module III

Electrical Reactions and Electro-diagnostic tests: Electrical Stimuli and normal behavior of Nerve and muscle tissues’, S.D Curve and its application Chronaxie, Rheobase &pulse ratio 1.Infra-red rays- Wavelength, frequency, types & sources of IRR generation, techniques of irradiation, physiological & therapeutic effects, indications, contraindications, precautions, operational skills of equipment 7patient preparation. 2. Ultra- violet rays (UVR): a) Wavelength, frequency, types & sources of UVR generation , techniques of irradiation , physiological & therapeutic effects, indications. Contraindications, precautions, operational skills of equipment & patient preparation. b) Dosimetry of UVR.

Module IV

Superficial heat Paraffin wax bath, moist heat, electrical heating pads a) Mechanism of production. b) Mode of heat transfer. c) Physiological & therapeutic effects. d) Indications, contraindications, precautions, operational skills of equipment & patient preparation.

Session Plan:

Session 1: Physics and Physical Properties of Atom, Molecules with respect to all the matters.

Video: https://byjus.com/chemistry/matter-solid-liquid-gas/

Presentation: https://www.slideshare.net/MahewashPathan/states-of-matter-237322166?qid=251a62f0-c12f-495a-bf54-fd0a521e3c82&v=&b=&from_search=9

Session 2: electricity, types of electricity, insulator, conductors.

Video: https://byjus.com/physics/electric-current/

Presentation: https://www.slideshare.net/alfonsodios/static-and-current-electricity

Session 3: Laws of Electricity: Ohms, Electric circuit.

Presentation: https://www.slideshare.net/OhMiss/circuits-6426415

Session 4: effects of current electricity and its biophysical characters

Presentation: https://www.slideshare.net/YogitaGupta34/electric-current-and-it-effect

Session 5: Electromagnetic Field and its effects