The hand is an important organ of human labor and the thumb is very important in the hand. The function of the thumb accounts for 40% of the function of the hand, and thumb deficiency has a great impact on the function of the hand. The following surgical procedure is used to popularize the knowledge of finger reconstruction. The patient’s thumb and middle ring little finger were missing, and it was decided to reconstruct the thumb by taking the second toe free graft to reconstruct the thumb. The toe graft is the best treatment for bunion defects, and we recommend that you consult with a medical professional.