A novel percutaneous sacral endplate penetrating screw technique: enhanced fixation strength with the M-probe: surgical technique
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L5-S1 pedicle screw (PS) fixation is commonly used to stabilize lumbosacral degenerative disease. Rigid S1 PS fixation is challenging due to sacral morphology. Various S1 PS techniques have been developed to increase screw insertion torque, including the penet... ...
