What are the precautions for dressing change after surgery?

In order to avoid infection of the wound after the patient's outpatient surgery, and to ensure the primary healing of the wound, most wounds need to be changed dressing 1-2 times.
For general wounds, such as double eyelid surgery, eye bag resection, rhinoplasty, eyebrow lift, mole resection, scar resection, etc., the dressing will be changed one day after surgery (not counted on the day of surgery, full 24 hours is one day). First open the pressurized dressing, clean the blood scab with hydrogen peroxide to prevent the hydrogen peroxide from entering the eyes and irritate the cornea, then clean the wound with a saline cotton ball, and finally apply erythromycin eye ointment. Facial wounds can be exposed after being bandaged for 24 hours, as long as the wounds are kept clean and dry.
Special wounds, such as underarm odorectomy and accessory mastectomy, must be pressurized for more than 48 hours. Dressing should be changed 2-3 days after the operation. The dressing should be changed and the wound should be observed for redness and swelling. Because of the abundant pores of the surrounding skin, it is easy to sweat and pollute the dressing When changing the dressing, you must first clean the blood scab with hydrogen peroxide, and then clean the wound and surrounding skin with a 75% alcohol cotton ball. Cover the wound with petroleum jelly and add gauze. The outermost layer is protected by cotton pad to prevent clothes from scratching. Wearing tight-fitting or thin clothes will affect blood circulation and primary wound healing, so you should wear looser clothes after surgery.
After emergency department, according to the surgical site and the size of the wound, the dressing is generally changed 1-2 days after the operation. At the same time, observe whether there is unexplained fever, pain, bleeding, and exudation. If the wound is normal, the dressing can be changed once until the stitches are removed. .
A patient asked: Can I clean and apply erythromycin eye ointment with saline daily at home after changing the dressing in the hospital? In fact, this approach is wrong, because changing the dressing too frequently, it is easy to pull and irritate the wound, which will cause the wound to be difficult to heal and prolong the healing time. Pus point. Therefore, as long as the wound is kept clean and dry, it can basically heal in the first time.
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