For first aid of broken bones, stabilize the injury and seek help. Closed fractures: Apply a splint, ice, and keep the area still. Open fractures: Cover the wound with a sterile bandage, avoid touching the bone, and immobilize. Greenstick fractures: Use a soft splint, elevate the limb, and keep it steady. Always seek medical attention promptly. https://haleclinics.com/first-aid-for-broken-bone/