A fracture of the basal part of the finger occurs when the patient has a fracture of the proximal joint part of the thumb of the patient’s finger, which can also be referred to as a Bennett’s fracture. After the fracture occurs if the fracture is not dislocated, most of them need to take conservative treatment, and can be immobilized with plaster casts and finger plates to maintain the stability of the fracture site and prevent the dislocation of the fracture site. To take oral bone grafting medication, oral Yunnan Baiyao, fracture contusion dispersal, to accelerate the healing of the fracture site. After the occurrence of Bennett’s fracture, due to the pulling of the bunion extensor and short muscles, it is easy to make the fracture site dislocated. After the unsatisfactory effect of manipulation and restoration, it is necessary to consider adopting surgical treatment, which can be carried out under brachial plexus anesthesia for incision and restoration, and use Kirschner’s pin or steel plate for internal fixation.