WebMar 20, 2024 · The sacral-alar-iliac (SAI) screw technique has been developed as a promising solution to facilitate both minimal invasiveness and strong fixation. The rationale for SAI screw insertion is a medialized entry point away from the ilium and in line with cranial screws. The divergent screw path of the cortical bone trajectory (CBT) provides a ... WebS2-alar-iliac (S2AI) screws improve stability across the lumbosacral junction in spinopelvic fixation procedures by crossing the cortical surfaces of the sacroiliac joint (SIJ), thereby …
Radiological Evaluation of Pelvic Morphology for S2 Alar-Iliac …
WebOct 29, 2024 · The advantages of this technique include less stripping of the soft tissues, a deeper screw position under the skin, no need for a connecting module during fixation, no hindrance to harvesting the ala of the ilium for grafting, achievement of biomechanical stability similar to that of ilial screw placement, and less intraoperative blood loss, … WebThe S2 alar iliac (S2AI) fixation is commonly used in sacropelvic fixation. Several techniques, including intraoperative navigation and freehand technique, were used for S2AI screws placement. The aim of this study is to analyze the anatomic parameters for S2AI screw trajectory in Asian population and introduce a novel technique described as a ... fastest way to silvermoon from orgrimmar
Surgical Techniques for Iliac Screws SpringerLink
Webalar: ( ā'lăr ), 1. Relating to a wing; winged. 2. Synonym(s): axillary 3. Relating to the wings (ala) of such structures as the nose, sphenoid, and sacrum. WebIntroduction: S2 alar-iliac screw (S2AIS) insertion for lumbosacral fixation is becoming a common procedure for deformity surgeries. However, studies that have reported the anatomy and morphometric features of the pelvis for S2AIS insertion in the Japanese samples are scarce. This study aimed to elucidate the morphometric features of the … WebFeb 26, 2024 · The S2 alar iliac (S2AI) technique was described to facilitate deformity correction [ 4, 7, 8 ], which simultaneously adding dissection of the skin, subcutaneous tissue, and muscle in this area that may increase the … fastest way to slayer tower osrs