If the cut to the finger bleeds, then it may be a cut to a very small artery. Depending on the size of your bleeding, you can do compression to stop the bleeding, that is, at the proximal end of the bleeding, that is, near the end of the heart, use your finger to compress, compress on 3-5 minutes to see if you can stop the bleeding. In normal people, the clotting mechanism allows the blood to clot slowly and stop bleeding. But if the bleeding is very strong, the artery is pulsating very, very violently. If the bleeding is more than that, it is necessary to go to the hospital for ligation to tie up the bleeding vessel. In addition, to carry out a clean suture, because after cutting to the finger, you cut sharps may be very dirty, with tetanus bacillus, to tetanus, disinfection change, bandage, stop bleeding treatment, and to change the medicine regularly.