Unit 1

Overview of electrical engineering in medical applications and biological principles- Significance of electrical principles in healthcare technology- Electrical quantities and units- Ohm’s Law, Kirchhoff’s Laws- Series and parallel circuits- Node and mesh analysis- Thevenin and Norton theorems- Resistors, capacitors, inductors-AC fundamentals- Diodes, transistors, operational amplifiers- Circuit design in medical instruments- safety considerations

Unit 2

Introduction to signals and systems- Analog and digital signals- Frequency domain analysis-Amplifiers and filters in medical devices- Analog-to-digital and digital-to-analog converters- Noise analysis and reduction techniques- requirements for medical devices Voltage regulation and power management Battery technologies in healthcare applications- Reliability and failure analysis Electromagnetic compatibility (EMC) in medical electronics Regulatory considerations for electronic medical devices

Unit 3

Types of sensors in medical applications Sensor characteristics and specifications Sensor interfacing with microcontrollers- Introduction to actuators in medical systems Case studies on actuator-driven medical devices Feedback control systems in healthcare technology- Design principles for sensor-actuator systems Real-time monitoring and control in medical applications Challenges and opportunities in smart medical device

Course Objectives:

• Develop a solid understanding of the fundamental principles of electrical engineering, including circuit analysis, electronic components, and their applications in medical devices.
• Apply knowledge of electronic circuits and signal processing techniques to design and analyze circuits used in medical devices, ensuring their relevance and effectiveness in healthcare applications.
• Integrate sensors and actuators effectively into medical systems, demonstrating the ability to select, interface, and troubleshoot these components for optimal functionality in AI-driven medical engineering.
• Emphasize safety considerations in the design and implementation of electrical and electronic systems in medical technology, understanding regulatory requirements and ethical considerations to ensure compliance with industry standards.

Course Outcomes:
After completing this course, students should be able to

• CO1: Demonstrate proficiency in designing and analyzing electrical circuits, with a specific focus on applications in medical devices, ensuring a solid foundation in electrical engineering principles
• CO2: Apply electronic circuitry and signal processing techniques to design and simulate circuits for medical applications, fostering the ability to contribute to the development of advanced medical devices.
• CO3: Integrate sensors and actuators into medical systems, demonstrating the ability to select appropriate components, design sensor-actuator systems, and troubleshoot issues to ensure reliable performance.
• CO4: Apply skills to design electrical and electronic systems in compliance with safety standards, and regulations in healthcare technology.

CO-PO mapping

1. “Basic Electrical Engineering” by D. P. Kothari and J. Nagrath (4th edition), McGraw Hill, 2019.
2.  “Electric Circuits” by James W. Nilsson and Susan Riedel (11th edition), Pearson, 2018.
3. “Medical Instrumentation:Application and Design” by John G Webster,Amit J Nimunkar, Wiley 2020
4. “Sensors and Actuators in Mechatronics” by Andrezj M Pawlak, Taylor and Francis Group, 2007