Open up fracture. If a bone breaks in such a way that bone fragments stick out in the skin or maybe a wound penetrates (reaches) down to the broken bone, the fracture is named an open up or compound fracture. Likely, essentially the most complete classification would be the AO https://www.theorthopaedicandpainpractice.com/proximal-femur-fractures-neck-of-femur-and-intertrochanteric/