Finger barbs are usually caused by improper handling of nails, dry skin, irritation by soaps and other detergents, etc. They can be removed by general treatment, medication (strong iodine solution) and surgery. 1. General treatment: When the barbs are short and the symptoms are not serious, you can trim them with nail clippers and soak them in warm water before trimming to facilitate better trimming. 2. Drug treatment: dry skin caused by the impingement can be coated with vitamin E milk moisturizing; immunity is not good after trimming the impingement can be applied locally povidone-iodine, chlorhexidine acetate and other disinfectants routine disinfection, prevention of infection; complication of inguinal inflammation can be used in the treatment of ichthyosin ointment; local infections can be used in the treatment of erythromycin ointment for anti-infective. 3. Surgery: patients with inguinitis suppuration and subnail abscess can be incised and drained to promote the healing of inflammation. When the symptoms of finger impingement are serious, it is recommended to go to the regular hospital in time for timely consultation and treatment.