Pinky squeeze injury for more than a month, the wound has healed, the finger is still swollen, may be soft tissue injury, or combined fracture. Soft tissue injury, the little finger by the crush injury, can cause the little finger muscles, tendons, combined with blood vessel injury, these injuries lead to sterile inflammation, venous return obstruction, even if the wound heals, due to the return obstruction, there will be swelling. Fractures may also occur, after being subjected to crush injuries usually lead to fractures of the distal end of the little finger, accompanied by local soft tissue damage, after a month of soft tissue repair, but the fracture breaks will irritate the local tissues, leading to the continuous generation of tissue seepage, and therefore swelling of the finger. Swelling of the little finger after the crush injury is recommended to actively consult the doctor to clarify the degree of injury, and follow the doctor’s instructions for treatment.