David A Winchell, Deceased

Title: David A. Winchell: Innovator in Medical Technology

Introduction

David A. Winchell was a notable inventor known for his contributions to medical technology. He was based in Fox Lake, IL (US) and held a patent for a significant medical device. His work has had a lasting impact on the field of biopsy procedures.

Latest Patents

David A. Winchell was granted a patent for a biopsy needle assembly. This innovative device includes an elongated tubular cannula with an axially extending lumen. The cannula handle is attached to the proximal end and extends transversely to the axis of the cannula. It features a cavity aligned with the proximal end of the cannula, which is open for functionality. The handle is equipped with a cover connected by a living hinge. A stylet with a knob affixed to its proximal end fits within the cavity, allowing for smooth operation. The design includes projections that engage the knob to prevent relative rotation between the stylet and the cannula. Additionally, a guide is provided to facilitate the insertion of the stylet into the cannula for sample removal. This patent represents a significant advancement in the efficiency and effectiveness of bone marrow biopsy procedures.

Career Highlights

Throughout his career, David A. Winchell made substantial contributions to the medical field. He worked at Baxter International Inc., a company renowned for its innovations in healthcare. His work in developing medical devices has been instrumental in improving patient care and outcomes.

Collaborations

David collaborated with several notable colleagues, including John R. Byrne and Jan L. Como. Their combined efforts in the field of medical technology have led to advancements that benefit healthcare professionals and patients alike.

Conclusion

David A. Winchell's legacy as an inventor is marked by his innovative contributions to medical technology, particularly in biopsy procedures. His work continues to influence the field and improve patient care.