Pelvic parameters directly influence ideal S2 alar-iliac (S2AI) screw trajectory
Background: The utilization of the S2 Alar-Iliac (S2AI) screw provides an optimal method of spinopelvic fixation. The free-hand placement of these screws obviates the use of intra-operative fluoroscopy and relies heavily on sacropelvic anatomy; variations of this anatomy could alter the ideal screw...
Main Authors: | , , , , , , , , , , , |
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Format: | Article |
Language: | English |
Published: |
Elsevier
2020-08-01
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Series: | North American Spine Society Journal |
Subjects: | |
Online Access: | http://www.sciencedirect.com/science/article/pii/S2666548420300147 |