Sealing needles are an effective means of pain relief, restoring the activity of soft tissues and reducing their pain in a short period of time. The main applied drugs are lidocaine with anesthetic effect and hormonal drugs to promote trauma repair, which are mixed and then injected into the painful tissue, allowing the painful tissue to be relieved instantly and restoring its activity, avoiding pain to affect the biological activity of soft tissues, etc. In order to avoid the impact of this injury on the performance of the athlete, a local closed injection is given to quickly relieve the local pain and promote the activity of the athlete, so as to avoid the athlete’s performance.