1, how to stop bleeding correctly: can not use handkerchiefs, belts, leather tubes and other bundles on the top of the wrist, which not only can not stop bleeding, but also aggravate the bleeding, and some even cause necrosis of the fingers, because the local pressure on the upper part of the wrist can not stop the bleeding, but only to prevent venous return to make the bleeding more. The correct way to stop bleeding is to use clean cotton products in the bleeding part of the pressure bandage can be, both effective and reliable, and will not bring adverse consequences. 2.Prevent further contamination: the purpose is to make the wound not to be invaded by external bacteria. The correct method is: use sterilized dressings to bandage the wound, can also be used to clean cotton products, must not be applied to the wound on the purple potion, red potion, iodine and other drugs, which will affect the doctor to observe the blood flow to correctly determine the injury. 3, to prevent injury to aggravate the injury: this refers to when the finger fracture, incomplete disarticulation, if not fixed, let it move freely can make the original uninjured vascular nerve injury. The correct method is to use a small wooden board, tin or cardboard and other temporary fixed, so that there is also the role of pain. How to save the broken finger and transit China’s microsurgery and technical level is in the world’s leading position, due to the application of microscopic hand surgery technology, now almost any part of the broken finger may be able to catch live. In order to avoid crippling the injured finger in the future, firstly, don’t discard the broken finger at will; secondly, preserve the broken finger properly. The correct method is: with sterile dressing wrapped severed finger, and then wrapped outside the plastic bag, and then outside the bag to put some ice or ice cream, the third is to transfer the faster the better, and strive to be able to reimplantation surgery within 6-8 hours. Do not transfer the severed finger into the sprinkler, disinfectant water, salt water, household water, etc., which will destroy the tissue structure of the severed finger and lose the chance of reimplantation. Post-operative care precautions for re-implantation of severed fingers After the patient’s finger is severed, not only physically, but also mentally is a great trauma, coupled with a long time of re-implantation surgery, the patient is very painful and fatigue. For this reason, after surgery should be arranged in a comfortable, quiet, fresh air ward rest. The room temperature should be kept between 20-25 degrees Celsius, and smoke and fumes should be eliminated in the ward. In order to facilitate the observation of the blood circulation changes and local heating of the finger body after finger reimplantation, 60W side-illumination lamps are often used for local continuous irradiation, and the irradiation distance is between 30-40cm. The patient should keep a good mindset after the finger reimplantation, generally need to be absolutely bedridden for 7-10 days, to avoid stimulation of the affected limb due to the change of position, and to avoid constipation caused by prolonged bed rest. Postoperatively, it is required to elevate the affected limb so that the position of the injured hand is at a level with the heart, in order to maintain a stable and effective amount of circulation in the hand and reduce postoperative edema. After the reimplanted finger body passes the dangerous period of vascular crisis, it can do greater activities in bed, and even can sit up and go down to the ground appropriately. Some patients can go out, but should be subject to certain restrictions to ensure that the reimplantation finger without accident. 1.When going out, use a cotton sleeve or towel to protect the affected area. 2.No smoking. 3.No entering the smoking area to get together with the smokers.