Based on your description, surgical microscope aseptic protection sleeves are auxiliary devices used to protect and maintain surgical microscopes, and therefore generally belong to Class 2 medical devices.Class 2 medical devices are relatively low-risk, and need to comply with the relevant medical device quality management system and production standards, but the registration and filing requirements are relatively simplified.
However, please note that specific medical device classification and regulatory requirements may vary depending on the regulations and standards of different countries or regions. Therefore, the exact classification and requirements should be referred to the local regulations and regulatory agencies.