Patent · US Active

Bone anchoring device

US9486246B2 · kind B2 · utility

31Cited by

7References

20Claims

0Family size

Assignee

BIEDERMANN TECHNOLOGIES GMBH & CO. KG · DE

Inventors

Lutz Biedermann · Villingen-Schwenningen, DE
Wilfried Matthis · Kenzingen, DE
Gerhard Pohl · St. Georgen, DE

Key dates

Filing date	Dec 15, 2010
Grant date	Nov 8, 2016
Priority date	—
Expiry date	Aug 21, 2031

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T29/49826
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A bone anchoring device includes an anchoring element including a shaft and a head; a receiving part including a first end and a second end, and having a channel for receiving a rod near the first end, and an accommodation space for accommodating the head near the second end; and a pressure element configured to be located at least partially in the accommodation space and including a flexible portion to clamp the head, wherein the anchoring element is pivotable, and the pressure element is movable inside the accommodation space to lock the head within the pressure element, and wherein a first securing portion on the pressure element and a second securing portion on the receiving part are configured to engage and form a rigid coupling therebetween to prevent removal of the pressure element from the first end of the receiving part.

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