If the bandage mirror falls off, you cannot put it back on yourself. Bandage lenses refer to soft contact lenses with zero or near-zero temperature (so they are also called zero-degree lenses). They are very delicate medical equipment. If they are accidentally dropped, they cannot be worn by yourself. You need to soak the lenses with care solution and bring them to the hospital. Hospitals seek help from professionals. The bandage lens is a special hydrophilic soft corneal contact lens. Its main function is to assist in the treatment of corneal and ocular surface diseases. The design of the bandage lens enables it to provide a stable moist environment on the cornea, which helps in the repair of corneal epithelium. , and reduce eye discomfort symptoms. Bandage lenses have a wide range of uses in clinical applications and are suitable for a variety of corneal pathologies, such as bullous keratopathy, corneal epithelial erosion, filamentous keratitis, dry eye, etc. .