It is not recommended to treat the wound with salt and vinegar when you get a thorn in the hand, as it does not have a good disinfectant effect. You have to use skin disinfectant for local disinfection, or go to the general surgery clinic of the hospital for treatment. Salt and vinegar is just an ordinary seasoning, does not have the exact disinfecting effect, and should not be used for the disinfecting treatment of wounds. They should not be used to disinfect wounds, so as not to cause infection at a later stage of the wound due to inadequate disinfection. If the splinter in your hand is small and penetrates the skin superficially, you can first observe whether there is a small splinter left in the flesh, if so, you can use a sharp needle that has been fully sterilized by medical alcohol, iodine povidone and other disinfectants to pick out the small splinter, and then use medical alcohol or iodine povidone to disinfect the smaller wounds of the localized lesions. If the hand stabbing the formation of deeper wounds, thorns are also larger, or rusted thorns, glass or ceramic residue stuck to the hand, this situation is recommended to go to the general surgery department of the hospital, so that the doctor to deal with, and injection of tetanus antitoxin prevention and treatment of tetanus, and take amoxicillin, cephalexin and other antibiotics to prevent infection.