Patent ID: 6918911
Filing Date: 2005-07-19
Classification: A61B

Abstract:
1. A receiver part for articulated connection of a bone anchoring element with a rod having a diameter, the bone anchoring element comprising a shank part and a head, the receiver part comprising: a first end and a second end opposite the first end; a bore extending from the first end in the direction of the second end for guiding through the shank part; adjacent to the bore, a section for receiving the head, an opening extending from the second end in the direction of the first end for inserting the shank part with head; a recess extending from the second end in the direction of the first end for forming a channel with a bottom for receiving the rod, the recess forming two open legs; and two slit-shaped recesses extending from the bottom of the channel in the direction of the first end, wherein the width of the channel with the rod inserted is larger in an unloaded state than the diameter of the rod; and wherein by pressing together the legs the head is locked in its position.