||Introduction, concepts and theories, structure and design, characterizations, Classifications of bio-medical sensors, including classes of electrochemical, potentiometric, resistive, capacitive, pyroelectric, electromagnetic, optical, mass-sensitive sensors, bio-medical electrodes, CMOS-MEMS sensor technology, lab-on-chip, current applications of bio-medical sensors, future trends and development. Laboratory practices include 1 Antibody-antigen combination experiment; 2.MEMS fabrication; 3. Micro-fluidic channel implementation; 4. Characterization of a bio-medical sensor; 5. Gas sensing tests.