Sealing treatment is the use of anesthetic, glucocorticoid, and water for injection, which are proportionally dosed and injected locally into the affected area. It acts as an anti-inflammatory, analgesic, reduces inflammation, and relieves inflammatory irritation and inflammatory erosion. Due to the presence of anesthetic, the closure treatment will be effective immediately after the injection and the pain will be significantly relieved. Glucocorticoids limit the inflammation and restrict the differentiation of inflammatory cells, thus reducing inflammation, so the analgesic effect will last for some time. If the symptoms are reduced in a week or so, but not fully recovered, the injection can be given again. At the same time, the following issues should be noted: first, aseptic operation should be performed to avoid needle tract infection. Secondly, diabetic patients should be chosen carefully. The third, not long-term, a large number of applications of closed treatment. Short-term use should be accompanied by other supportive treatments, such as changes in lifestyle, rest, protection, etc., and a combination of various treatment methods.