After cutting the finger, the first thing to do is to look at the part of the finger that has been cut and the depth of the cut. If the cut is superficial and accompanied by active bleeding, you can apply pressure to stop the bleeding at the first time, and then disinfect the finger when the bleeding is almost stopped and the blood flow is not much. Generally, iodophor is routinely used to disinfect the finger, because iodophor is less irritating and can kill bacteria and fungi on the surface of the finger, including spores. The finger is then bandaged, either with gauze or with a dressing. The second situation if the finger cut deeper, this situation may be compression to stop bleeding is more difficult, may not be able to stop. In addition, it may also damage the tendon, it is necessary to go to the hospital for examination, and if necessary, the wound is cleared and suture treatment.