Patent · US Active

Bone fixation system with curved profile threads

US9339315B2 · kind B2 · utility

6Cited by

26References

19Claims

0Family size

Assignee

Stryker European Holdings, LLC · US

Inventors

Manuel Schwager · Zürich, CH
Rene Wirth · Lens, FR
Axel Cremer · Fahrenkrug, DE

Key dates

Filing date	Mar 6, 2015
Grant date	May 17, 2016
Priority date	—
Expiry date	Mar 6, 2035

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61B17/8605
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A bone fastener for use in orthopedic surgery for fixing an implant to bone has a threaded or unthreaded shaft configured to engage bone and a head having a thread on an outer surface to engage the implant. The thread on the head of the fastener has a profile in cross section that includes peaks with a curved shape.

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