Patent · US Active

Semi-constrained bone screw

US9095390B2 · kind B2 · utility

3Cited by

43References

18Claims

0Family size

Assignee

K2M, Inc. · US

Inventors

Todd Wallenstein · Ashburn, US
Larry McClintock · Gore, US
Scott A. Jones · Carmel, US

Key dates

Filing date	Apr 12, 2013
Grant date	Aug 4, 2015
Priority date	—
Expiry date	Feb 28, 2034

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61B17/8635
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A bone screw for attaching a bone plate to bone includes a shank defining a lumen extending at least partially therethrough from a proximal end thereof, a head defining a lumen therethrough, and a rod member. The rod member is configured for insertion through the lumen of the head and into the lumen of the shank. The rod member is fixedly engageable with the shank and moveably coupled to the head such that both the rod member and the shank are moveable with respect to the head.

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