2. COMMINUTED FRACTURE is a complete fracture in which the bone breaks into more than two pieces usually two major fragments and a smaller fragment.
3. OPEN FRACTURE(FORMELY CALLED COMPOUND) occurs when an open wound extends to the site of the fracture or when a fragment of bone protrudes through the skin.
4. GREENSTICK FRACTURE is an incomplete fracture that occurs on the convex side of the curve of the bone