This product is mainly used in the C-arm in the digital subtraction technology DSA. It can be removed all at once after surgery. It not only reduces cross-infection in the operation room, protects the surgical equipment, but also greatly reduces the work intensity of medical staff, improves work efficiency, and effectively saves the maintenance and replacement expenses of Type C. C-arm protective cover disposable medical product, which is mainly used for the protection of medical devices and medical supplies that need aseptic isolation protection. The main material is imported polyethylene film. The product is aseptic packaging, which can be directly covered with wires or instruments before operation to fully guarantee the aseptic environment of the surgical department. The one-time cleaning after the operation has the advantages of convenience and cleanness, reducing the work intensity of the medical staff, and effectively saving the cost of instrument maintenance and wire replacement. Aseptic protective cover is a product packed and sealed by composite paper and plastic bags, sterilized by ethylene oxide, and after passing various performance tests, it is supplied to medical units or individuals for use. After sterilization, the sterile protective cover shall only be used once as a sterile product and shall be destroyed after use.