1. Fracture: If the blow is strong, it can lead to a break or fracture of the bone. This requires medical intervention to repair the fracture.
2. Pain and swelling: hitting a bone can cause severe pain and swelling. This requires medication to relieve pain and reduce swelling.
3, damage to surrounding tissues: Bones are made up of tissues such as bone tissue, muscles, blood vessels and nerves. If the introducer hits the bone, it will cause damage to the surrounding tissues, including muscles, blood vessels and nerves. This requires further treatment and rehabilitation.