All approaches for surgical treatment of degenerative lumbar conditions

Portal site for minimally invasive transpsoas approach

The skin incision during the Retroperitoneal approach for Anterior lumbar interbody fusion (ALIF)

mis posterior short segment fixation with schanz pins

Global Spine Congress

AO Davos Courses 2026

Connect with peers, learn from experts. Nov 29–Dec 11, 2026

Male hand holding a smart phone

AO Surgery Reference

Basic technique collection now available