What Is a Comminuted Fracture? A comminuted (kah-muh-NOOT-ed) fracture is a type of broken bone. The bone is broken into more than two pieces. How Do Comminuted Fractures Happen? It takes a lot of force for someone to get a comminuted fracture. A car accident or serious fall, for instance, can cause this type of break. How Are Comminuted Fractures Treated? Someone with a comminuted fracture will probably need surgery. Then, he or she will need to wear a splint or cast for a while to keep the bone from moving while it heals. Back to Articles Related Articles Broken Bones Many kids will have a broken bone at some point. Here's what to expect. Read More How Broken Bones Heal Broken bones have an amazing ability to heal, especially in kids. Full healing can take time, but new bone usually forms a few weeks after an injury. Read More Buckle Fractures A buckle or torus fracture is a type of broken bone. One side of the bone bends, raising a little buckle, without breaking the other side of the bone. Read More Greenstick Fractures A greenstick fracture is a type of broken bone. The bone cracks on one side only, not all the way through the bone. Read More Stress Fractures A stress fracture is a tiny crack in a bone. They usually happen from repeating the same movement over and over. Read More Casts Casts keep bones and other tissues in place while they heal. Here's what to expect, and how to care for casts. Read More First Aid: Broken Bones A broken bone needs emergency medical care. Here's what to do if you think your child just broke a bone. Read More Bones, Muscles, and Joints Without bones, muscles, and joints, we couldn't stand, walk, run, or even sit. The musculoskeletal system supports our bodies, protects our organs from injury, and enables movement. Read More Splints A splint is a support device that keeps an injured area from moving. Doctors often use splints to hold bones and joints in place so they can heal after a fracture. Read More Broken Bones Bones are tough stuff - but even tough stuff can break. Find out what happens when a bone fractures. Read More Broken Bones What happens when you break a bone? Read More First Aid: Broken Bones A broken bone requires emergency medical care. Here's what to do. Read More Casts This article for teens has tips on taking care of a cast so it keeps working as it should. Read More Casts Some injuries will heal best if a cast is used. Find out how they work and how to take care of them in this article for kids. Read More What to Expect When Your Cast Comes Off You probably can't wait to get back to your normal activities, but it takes a while for a limb that's been in a cast to finish healing. Here's what to expect. Read More Comminuted Fractures A comminuted fracture is a type of broken bone. The bone is broken into more than two pieces. Read More Buckle Fractures A buckle or torus fracture is a type of broken bone. One side of the bone bends, raising a little buckle, without breaking the other side of the bone. Teens don't usually get this type of fracture. Read More Greenstick Fractures A greenstick fracture is a type of broken bone. The bone cracks on one side only, not all the way through the bone. Read More Note: All information is for educational purposes only. For specific medical advice, diagnoses, and treatment, consult your doctor. © 1995-2021 KidsHealth®. All rights reserved. Images provided by The Nemours Foundation, iStock, Getty Images, Veer, Shutterstock, and Clipart.com.