Bending and straightening of the finger joints is usually caused by stenosing tenosynovitis and osteoarthritis, which can be relieved by non-steroidal anti-inflammatory drugs such as nimesulide and ibuprofen, or by injections of triamcinolone acetonide and betamethasone. 1. Stenosing tenosynovitis: It is the most common cause of finger joint bending and straightening jamming, due to the tendon sheath becomes narrow, the tendon can not pass through normally, and the phenomenon of jamming occurs. It can be treated with localized hot compresses or oral medications such as nimesulide and ibuprofen for relief. 2. Osteoarthritis: usually indicates that serious degenerative changes occur in the joints, resulting in narrowing of the gap, osteophytes and other conditions, which may lead to the phenomenon of jamming. Patients can take oral non-steroidal anti-inflammatory drugs or closed injection treatment, usually using tretinoin or compound betamethasone etc. for relief treatment. To summarize, if the patient has finger joint bending and straightening stuck, usually belongs to a more serious situation, drug treatment can only play a role in relieving. It is recommended that patients go to the hospital in time to choose the correct and effective method of treatment.