Location History:
- Fountain Valley, CA (US) (1978 - 2003)
- Laguna Niguel, CA (US) (2004)
- Irvine, CA (US) (2013 - 2019)
Company Filing History:
7 out of 51 
3 out of 3 
2 out of 49 Years Active: 1978-2019
Title: **The Innovative Contributions of Stephen K Shu**
Introduction
Stephen K Shu, an accomplished inventor based in Fountain Valley, California, holds an impressive portfolio of 16 patents. His groundbreaking work primarily centers around advancements in medical technology, specifically artificial hearts and valves. Shu's innovations strive to improve the quality of life for individuals requiring cardiac support, marking significant contributions to the fields of medicine and engineering.
Latest Patents
Among his most notable inventions is a fully implantable artificial heart. This innovative device utilizes flat helical springs to align and reciprocate a bellows structure, effectively allowing for blood pumping with virtually no friction and no parts that wear out. The system is powered by multiple solenoids with floating magnetized rods and permanent magnet assemblies, which are supported by the flat helical springs. This design provides gentle and controllable blood movement, significantly improving patient outcomes.
In addition, Shu has developed a gentle artificial heart valve with enhanced wear characteristics. This valve consists of a housing that connects a distal plate to a proximal valve ring through a series of struts. The design features helical springs and a bellows spring that work together to create a seal when the movable valve plate abuts the proximal valve ring, thus closing the valve efficiently while minimizing wear.
Career Highlights
Stephen K Shu has made substantial contributions to the medical device industry throughout his career. Notably, he has been associated with Del Mar Avionics, Inc., a role that enabled him to leverage his skills and expertise in engineering and innovation. His work has influenced advancements that have the potential to change the landscape of cardiac surgery and treatment.
Collaborations
Throughout his journey as an inventor, Shu has collaborated with notable individuals, including Benton Bejach and David P Gregg. Their combined efforts have further propelled innovations in the medical technology sector, fostering a spirit of collaboration that is crucial in developing complex medical devices.
Conclusion
In summary, Stephen K Shu's inventions and innovations signify important steps forward in medical technology. His contributions, particularly in the field of artificial hearts and valves, illustrate a commitment to improving patient health and advancing medical engineering. As he continues to innovate, Shu's work is poised to leave a lasting impact on the industry and society at large.