A patient with 20-segments multi-planar amputation of the 2nd-5th fingers of the right hand was treated in December 2020 in the Department of Hand and Microsurgery, Affiliated Taihe Hospital of Hubei Universtiy of Medicine. The groupings was performed with microscopic anastomosis and splicing, and the replantation was finally completed. Followed-up at 1 year after surgery, the 17 segments of 20 severed finger segments finally survived. According to the Chinese Medical Association's Hand Surgery Branch's Functional Evaluation Criteria for Replantation of Amputated Fingers, the patient's finger function rating was 57 points and the function was poor at 1-year follow-up. The range of motion of the metacarpophalangeal joint was significantly improved compared with half a year after the operation. The simple grasping, pinching and fingering can be completed. The finger sensation was improved compared with half a year after the operation, but the finger body of right hand atrophied progressively, the interphalangeal joint was stiff, wirheut flexion nor extension range of motion. The function of the replanted finger was limited.