David H LaForge

Title: Innovations by David H. LaForge: Pioneering Ventricular Assist Devices

Introduction: David H. LaForge, an accomplished inventor based in Kensington, CA, has significantly contributed to the field of medical devices with a focus on cardiac support. With a total of 8 patents to his name, LaForge is recognized for his innovative designs and methods that enhance the functionality of ventricular assist devices (VADs).

Latest Patents: Among LaForge’s most notable patents is the design of miniature, pulsatile implantable ventricular assist devices and methods for controlling these devices. His innovative pumping system assists either or both ventricles of the heart, featuring variations that allow separate devices for each ventricle or a single device for both. This compact and efficient system is designed to be fully implantable and can provide pulsatile flow during the heart's systolic phase. Notably, the device includes an actuator plate that moves between connected pumping chambers, utilizing an electromagnetic drive system that adjusts pump pressure through an electromagnet. Additionally, springs are incorporated to store and deliver energy, aiding in the optimization of pump size and reducing electricity consumption.

LaForge also holds a patent for an implantable ventricular assist device, designed to operate as a positive-displacement pump using two variable-volume chambers. Key features include flexible sacs as chambers and a method that allows the pump to function at variable frequencies during the cardiac cycle. This innovative approach enables efficient blood expulsion while maintaining a small and effective device size, catering to the needs of patients requiring assistive cardiac support.

Career Highlights: David H. LaForge's impressive career is marked by his tenure at notable companies such as Andros Incorporated and Novacor Medical Corporation. His work with these organizations has greatly influenced the development of cutting-edge medical technologies aimed at improving patient outcomes.

Collaborations: Throughout his career, LaForge has collaborated with prominent colleagues in the field, including Peer M. Portner and Jal S. Jassawalla. These partnerships have fostered a collaborative environment that has contributed to the success of his innovations.

Conclusion: David H. LaForge stands out as a visionary inventor in the medical device space, particularly in the development of transformative ventricular assist technologies. His patents reflect a dedication to improving heart function through innovative design and engineering, and his contributions continue to shape the future of cardiac care. As LaForge continues to innovate, the impact of his work promises to enhance the lives of those with heart conditions.