Stephen Richard Keyser

Title: Innovations by Stephen Richard Keyser

Introduction

Stephen Richard Keyser is a notable inventor based in Fresno, California. He has made significant contributions to the field of medical devices, particularly in catheter technology. With a total of seven patents to his name, Keyser's work focuses on improving patient care through innovative solutions.

Latest Patents

Keyser's latest patents include an "Intravenous Catheter with Pressure Activated Valve" and an "Apparatus for Peripheral Vascular Access." The intravenous catheter invention features anti-back-flow devices and methods that prevent fluid from leaking proximally from a catheter while allowing easy access using any male luer device. The design includes proximal surfaces that open a valve in response to force from a male luer tip, ensuring compatibility with standard and non-standard male luer fittings. The apparatus for peripheral vascular access provides devices and methods for catheter insertion into a vessel, utilizing a coaxial slidably mounted needle, dilator, and catheter components. The method involves piercing a vessel with the needle, dilating the hole with the dilator, retracting the needle, inserting the catheter, and withdrawing the dilator.

Career Highlights

Throughout his career, Keyser has worked with companies such as I-V Access Technology, Inc. and I-V Access Technology, Inc. His innovative designs and patents have contributed to advancements in medical technology, enhancing the safety and efficiency of vascular access procedures.

Collaborations

Keyser has collaborated with professionals like James Edgerly Miller, III and Jessie Delgado, further enriching his work and expanding the impact of his inventions.

Conclusion

Stephen Richard Keyser's contributions to medical device innovation demonstrate his commitment to improving healthcare solutions. His patents reflect a deep understanding of the needs within the medical community, making a lasting impact on patient care.