The pinky is smashed and swollen, need to be divided into situations to deal with, if the skin surface has an open wound, then need to disinfect and change the medicine and prevent infection, if the skin surface does not have an open wound, then need to ice treatment can be. 1. If the little finger is smashed, the skin surface has open wounds, and local pollution, then in this case, the redness, swelling, heat, pain in the skin wounds is caused by infection, you need to disinfect the local use of iodophor, 75% alcohol and other disinfectants, and can use erythromycin ointment, silver sulfadiazine cream and other medications to fight infection. 2. If the little thumb is smashed, the skin surface does not have open wounds, but the symptoms of the little thumb swollen, this is due to local soft tissue contusion caused by tissue edema, you can first through the ice to avoid edema aggravation, in the 72 hours after the injury, or can be through the hot compresses and other ways to reduce swelling. Oral pain relief and anti-inflammatory drugs such as celecoxib can be taken. 3. If the little finger also has a fracture of the phalanx, the fracture can be externally immobilized by a plaster aluminum plate or a small splint, or the fracture can be reset by incision and internal fixation. If the little finger is smashed and swollen, it is recommended to consult a doctor for timely treatment.