Bulb working status (PRX6000 and 8000). Methods: A piece of white paper in the work area, such as the appearance of Arc shadow, change the corresponding light bulb. Disinfection handle in place. Method: Two clicks were installed. Cleaning: Wash the appearance with weak alkaline solvents (soapy water), avoid using chlorine-containing lotion (wound metal) and alcohol lotion (wound plastic and paint).There are many types of medical hospital beds, the specific following classification: According to the material, can be divided into ABS medical beds, all stainless steel medical beds, half stainless steel medical beds, all steel spray plastic hospital beds.