Hydrogen peroxide is hydrogen peroxide, which is an oxidizing agent, disinfection is more effective, can kill bacteria, fungi, bacilli, anaerobic bacteria, including tetanus bacilli, etc.. But generally do not use hydrogen peroxide, do routine wound disinfection, because it is more irritating, in the disinfection, can produce redox reactions, in the wound surface will appear a lot of foam, and will have an impact on the internal wound, thus affecting the wound healing. Routinely used in the body surface with broken, wound disinfection, debridement, after rinsing with hydrogen peroxide, and then saline, the peroxide rinsed clean, iodine disinfection after the need to check the wound inside, there is no necrotic tissue, clean, and then intermittent sutures with silk thread can be.