The recovery time of a finger nerve injury is related to the severity of the disease, whether timely treatment and other factors, generally the patients with less severe injury, it takes about 1~3 months to recover, if the injury is more severe, the recovery time will take more than 3 months, or even longer, and may leave different degrees of hand disorders and deformities. 1. If the finger nerve injury is only accompanied by mild tearing of the nerve surface fibers, the recovery time will be shorter if timely treatment is provided, about 1 month or less, and the normal nerve function of the hand can be restored after regular rehabilitation training, which will not affect daily life and labor. 2. If the finger nerve injury is more serious, accompanied by complete rupture, and its own repair ability is relatively poor, the recovery time is generally longer, may be 3 months or longer, if you can not be timely and regular treatment, can lead to muscle atrophy of the hand, finger activities are limited, and in severe cases, can affect the normal life. After a finger nerve injury, we must go to the regular hospital in time for examination, combined with the severity of the condition, and take relative treatment measures in time to avoid continuous aggravation of the condition, affecting the normal function of the finger.