Sacroiliac screw

• Main Authors: LIN SHOUHAN, JI RONGQUAN, WANG ZIQUAN
• Format: Patent
• Language: Chinese; English
• Published: 22.08.2023
• Subjects: DIAGNOSIS; HUMAN NECESSITIES; HYGIENE; IDENTIFICATION; MEDICAL OR VETERINARY SCIENCE; SURGERY

The utility model discloses a sacroiliac screw, which belongs to the technical field of orthopedic implants and comprises a screw body and a screw head positioned at the rear end of the screw body, a bone grafting cavity extending along the length direction of the screw body is arranged in the screw body, a bone grafting window communicated with the bone grafting cavity is arranged on the screw body, and a porous structure layer is arranged on the screw body. According to the sacroiliac screw, the bone grafting fusion effect can be improved, later-stage bone fusion is facilitated, and bone healing and ingrowth are promoted, so that the sacroiliac screw is good in fixing effect, not prone to loosening and capable of meeting clinical requirements. 本实用新型公开了一种骶髂螺钉，属于骨科植入物技术领域，所述骶髂螺钉包括钉体和位于钉体后端的钉头，钉体内设有沿其长度方向延伸的植骨腔，钉体上设有与植骨腔相连通的植骨窗，钉体上设有多孔结构层。本实用新型的骶髂螺钉能够提高植骨融合效果，便于后期骨融合，促进骨愈合与长入，从而使骶髂螺钉的固定效果好，不易发生松动，满足临床要求。