This book provides a comprehensive overview of microfluidic-assisted devices and bioMEMS, covering their fundamental principles, manufacturing processes, and biomedical applications. It explores the design, fabrication, and integration of microfluidic devices and MEMS, emphasizing their role in microscale physics and biomedical engineering. Key topics include micropumps, biosensors, and organ-on-a-chip systems, with applications in drug discovery, disease diagnosis, and tissue engineering. The book also discusses recent advances in the field, particularly the integration of biosensors with microfluidic systems, highlighting their growing impact on biomedical research and healthcare innovations.