05443467 is referenced by 600 patents and cites 11 patents.

A bone screw comprises a receiver member (5) and a screw member (1) having a threaded portion (2) and a head (3) having a spherical segment-shaped portion. The receiver member (5) comprises an internal thread (10) for allowing a relative adjustment of receiver member and screw member and the connection of the receiver member with a round rod. A pressure means (12) acts onto the head (3) and the rod (16) is placed on top of the pressure means. The arrangement is locked by means of a rod locking nut (13) and a lock nut (14) is screwed onto an external thread (11).

Title
Bone screw
Application Number
8/198949
Publication Number
5443467
Application Date
February 18, 1994
Publication Date
August 22, 1995
Inventor
Jurgen Harms
Waldbronn-Reichenbach
DE
Lutz Biedermann
VS-Villingen
DE
Agent
Donald Brown
Assignee
Biedermann Motech
DE
IPC
A61F 5/04
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