Patent · US Active

Removable orthopedic screws

US11793559B2 · kind B2 · utility

0Cited by

23References

11Claims

0Family size

Assignee

GLW, Inc. · US

Inventors

Peter W. Wapner · Philadelphia, US
Charles P. Wapner · Media, US
Stefan Voelzow · Troisdorf, DE
Axel Cremer · Fahrenkrug, DE

Key dates

Filing date	Mar 5, 2021
Grant date	Oct 24, 2023
Priority date	—
Expiry date	Oct 30, 2041

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61B17/8645
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

The disclosure relates to medical devices and methods of manufacturing medical devices. An orthopedic screw includes a shaft having a proximal end, a distal end, a body extending between the proximal end and the distal end, and a longitudinal axis. A distal thread on an external surface of the shaft extends around the longitudinal axis. A head portion includes a series of cutting teeth that lie on a plane that is perpendicular to the longitudinal axis of the shaft. A distal tip portion defines a cutting edge.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.