Background: The necessity of maintaining sterility during minor surgical procedures is a debated topic due to concerns over the cost, environmental impact of sterile supplies, and the unclear benefits of sterility in minor surgical procedures. This review aims to evaluate the available evidence on this topic. Methods: A systematic review of studies comparing sterile and non-sterile techniques in minor surgical procedures was conducted. Databases searched included PubMed and Cochrane up to May 2024. Studies were selected based on predefined criteria. Results: A total of eight studies met the inclusion criteria. Non-sterility was mostly defined by the use of non-sterile gloves, whereas the remainder of the procedure was performed with the same technique as a sterile procedure. The analysis showed no significant difference in infection rates between sterile and non-sterile techniques. However, sterile techniques may reduce the risk of complications in specific contexts, such as in immunocompromised patients or in procedures performed in tissues deeper than subcutaneous fascia. Conclusions: The evidence suggests that for most minor surgical procedures, non-sterile techniques do not significantly increase the risk of postoperative infections. Further high-quality studies are needed to identify specific scenarios where sterility can be safely omitted to decrease surgical waste and costs without increasing the risk of infection.
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