Implant for arthrodesis of the sacroiliac joint

摘要

The invention relates to an implant for arthrodesis of the sacroiliac joint, wherein the implant has a body insertable into the recess of the joint and an anchoring bolt, wherein the anchoring pin has a fixable in the ilium ilium anchoring portion and a head at the opposite end portion, wherein the body has a receptacle for the anchoring bolt, which cooperates with a holding portion of the anchoring bolt, which is arranged on the headed bolt end portion between the anchoring portion and the bolt head, and wherein the anchoring pin arranged in the body receiving penetrates the body, wherein a first main cross-section of the body at the Stud head facing body top has a greater width than a second main cross-section, which are arranged perpendicular to each other. According to the invention, the body is designed to be rigid, wherein the body receptacle completely surrounds the holding region of the anchoring bolt, and wherein the body has on its surface at least partially a porous structure which allows ingrowth of bone material.