![]() We can classify the severity of the fracture according to the degree of separation of the fragments: Types of patellar fractures Non-displaced This, in turn, can pull the patella to the point of breaking. This sudden knee flexion will force a strong stretch on the quadriceps tendon. These happen because of sudden and/or excessive quadriceps contractions.įor example, when you fall on your feet with your knees straight, the impact may force your knee joint to bend. ![]() Motorcycle accidents can also result in patella fractures. Like a fall directly onto the knee, or a direct impact with the dashboard during a car accident. There are two common causes of kneecap fractures: Direct impact They occur mostly in people between 20-50 years old and are more common in men. Patella fractures account for 1% of all fractures. Tingling or numbness on the foot of the injured side.Īn X-ray will confirm the presence of a broken kneecap.You may or may not be able to do a straight-leg raise.In displaced fractures, there will be a palpable deformity on the bone.Intense knee pain while standing or walking.The front of the knee may look bruised and swollen.Absorb and distribute the impact coming from the lower leg when we walk, jump, run, etc.Ī fractured kneecap happens when the bone cracks or breaks.Work as a fulcrum that makes our quadriceps more efficient.And, it helps make the kneecap gliding as smooth as possible. It’s the thickest cartilage we have in our bodies. Plus, our kneecap has a thick cartilage on its posterior surface. This means the kneecap moves with every step we take. It glides up and down the groove of the thigh bone -called “femur”- every time we move our knees. It covers the kneecap and connects the thigh muscles to the lower leg. The patella – also called “kneecap”- is the bone at the front of the knee. P.S.: We can help you find a physical therapist! How do you know if you have a patella fracture? Don’t remove your knee brace unless your therapist or doctor allows you to.Here are a few more guidelines about how to walk with a fractured kneecap: Your physical therapist will give you individual recommendations about: You won’t put your full weight on the injured leg unless your therapist or doctor allows you to.You can perform a straight leg raise – this means the tissues around your kneecap are okay. ![]() The x-rays show the fracture is non-displaced.It may be safe to walk with a fractured kneecap if… Your doctor may also recommend a cast or some type of brace before surgery. Patients will probably need some kind of surgical repair before walking again. ![]() For comminute fractures, walking may damage the surrounding tissue as well. Also, avoid walking with an open fracture.Įven though these are case-by-case evaluations, weight-bearing can worsen the misalignment. The x-ray shows it’s displaced and/or comminute.
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