Problem analysis: Hello, the situation described is common in the interphalangeal joint ligament and joint capsule injury, or fracture and other factors,

Opinion: For this situation, we must first take a film to determine whether there is a fracture, if there is no fracture, caused by soft tissue injury, you can use Yunnan Baiyao aerosol or tincture of pain and other treatments, the early local cold compresses, 24 hours after the injury, local hot compresses, the affected finger should be properly braked. The first thing you need to do is to put a hot compress on the affected finger and brake it appropriately.