If the patient was caught by the lobster, according to the skin damage can be targeted treatment. If the patient was crayfish pinch can not appear after skin damage, can be localized cold compresses on the affected area, more than 24 hours after the hot compresses, no other special treatment, pay attention to observation can be. If the skin damage after being pinched is relatively minor, accompanied by a small amount of bleeding and local mild redness, swelling and pain, you can promptly disinfect the local treatment, such as the use of hydrogen peroxide, iodophor and other disinfectant drugs to be applied locally, or the use of sterile cotton wool to stop the bleeding of the local pressure and then bandage with a band-aid. If the patient was crayfish pinched parts of the skin lesions are more serious, the wound is deeper or accompanied by active bleeding, obvious swelling and pain, you should promptly go to the hospital to check whether there is a fracture of the phalanges and other injuries, and then by the doctor to deal with the wounds and comply with the doctor’s orders to be the appropriate follow-up treatment.