A RCT of Moist Ag Dressing in Chronic Wound

Inclusion criteria

• The patient's age ranges from 18 to 80 years old.
• According to the IWII wound infection staging, infected wounds are classified as local infections*.
• The wound type is ulcer, with an ulcer area ranging from 1 to 40 cm².
• The wound stage is in the necrosis stabilization phase, granulation growth phase, or epithelial crawling phase**.
• Voluntary participation in this study and signing the informed consent form

Exclusion criteria

• Severe diseases such as acute myocardial infarction, heart failure, hepatitis, shock, and respiratory failure have not been corrected yet;
• The blood sugar level of diabetes is out of control, with fasting blood sugar > 15 mmol/L and glycosylated hemoglobin ≥ 10%;
• There is active bleeding in the wound, and the conventional basic treatment plan cannot be implemented;
• Serum albumin < 20 g/L; hemoglobin < 60 g/L; platelets < 50 × 109/L;
• Disseminated infection or systemic infection state, and antibiotics are being used or will be used for treatment;
• Patients with advanced malignant tumors;
• The patient is in the active stage of autoimmune diseases;
• The patient has previously been allergic to self-adhesive soft polysilicone silver ion foam dressings (Meipikang Silver) or Anxidean Nano Silver Trauma Patch;
• The patient cannot cooperate or has a mental disorder;
• According to the investigator's judgment, the subject has clear reasons that affect wound healing and is not suitable for this study or cannot comply with the requirements of this study.