Extended trochanteric osteotomy for difficult stem removal. A, Longitudinal portion of osteotomy follows lateral border of stem and extends distally to predetermined level. B, Anterior cortex is divided, and entire lateral cortical segment, with trochanter, is retracted anteriorly, exposing lateral surface of stem. C, Bone ingrowth is disrupted with Gigli saw passed down medial side of stem. SEETECHNIQUES 3.11 AND 3.14.