Anatomic basis of Tönnis' triple pelvic osteotomy for acetabular dysplasia

Dysplasia of the hip in adults can be treated by a pelvic osteotomy. In order to assess pelvic anatomy in relation to surgical approach and osteotomy sites, 12 cadaver hips were studied. A triple pelvic osteotomy as described by Tönnis [6] through ilium, pubis and ischium was performed, followed by...

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