Objective To discuss the application effect of new physical therapy technique in the rehabilitation of patients with hand injury afte operation. Methods Patients with hand injury after operation (150 cases) were divided into the observation group (87 cases) and the control group (63 cases) randomly. The control group received routine treatment and nursing. The observation group was given irradiation by He-Ne laser therapeutic instrument, vinegar therapy and static electromagnetic field therapy. The rehabilitative effect after operation was compared between the two groups. Results The time for disappearance of pain and swelling in the obsevation group was shorter than that of the control group (P<0.05). Conclusions Application of new physical therapy technique in patients with hand injury afte operation could shorten time of rehabilitation and improve rehabilitative quality.