| | Conditions & Treatments | Bone Fractures What is a simple bone fracture? A simple bone fracture is also known as a closed fracture. With this type of break, broken bone ends don't stick out through the skin (compound fracture). Bone Fractures - Related Articles What Is a Walking Cast? How to Repair a Broken Collarbone How to Relieve Itching Under a Cast I have Pins and needles in my left arm hand for two days? What is the difference between fracture and X-ray? How to Cast a Walking Boot How to Care for a Wrist Fracture