Open Book Fracture

A popular term for a complex pelvic fracture, in which an anterior compression force disrupts the sacroiliac joints by more than 4 mm, causing diastasis of the symphysis pubis of more than 5 mm and externally rotates each hemipelvis
References in periodicals archive ?
My pelvis had suffered an open book fracture, and it felt like I was essentially moving around in two directions.
Dylan had suffered an open book fracture of the pelvis as well a breaking his right scapula and two ribs.