Test method of dynamic air disinfection machine used in operating room of Jiangsu hospital-'Factory'

Test method of dynamic air disinfection machine used in operating room of Nanjing Hospital, Jiangsu-'Manufacturer' First of all, thanks to the majority of consumers in Nanjing Hospital of Jiangsu Province for purchasing and using manufacturer disinfection machine products. Installation and operation of the disinfection machine should be carried out in the instruction manual. At the same time, Nanjing Hospital of Jiangsu should also maintain and maintain the disinfection machine in accordance with the instruction manual. When all these tasks are carried out smoothly, many users of Nanjing Hospital in Jiangsu begin to consider how to do a good job of testing the dynamic air disinfection machine used in the operating room of the hospital? The following introduces the testing method of dynamic air sterilizer used in hospital operating room. The manufacturer provides better service to many users. 1. Life test of the sterilization factor of the dynamic air sterilizer used in the hospital operating room: Firstly, calibrate the sterilization factor working timer of the dynamic air sterilizer used in the hospital operating room. The average effective life of the ultraviolet lamp is 8000h. According to the dynamic air sterilizer used in the hospital operating room The product 'Instruction Manual' requires that when the timer accumulates to 7000-8000h, the irradiance value of the ultraviolet lamp should be measured. The users of Nanjing Hospital in Jiangsu should replace the unqualified ultraviolet lamp in time. 2. The irradiance value test of the ultraviolet lamp tube of the dynamic air disinfection machine used in the hospital operating room: Use a special ultraviolet lamp irradiometer to test the ultraviolet lamp tube of the dynamic air sterilizer used in the hospital operating room. 3. Test of the air disinfection effect of the dynamic air disinfector used in the hospital operating room: ① Sampling time-close the doors and windows of the disinfected room, and take samples after disinfection with the dynamic air disinfector in the hospital operating room. ② Settlement method-Sampling height: 0.8 meters above the ground. When sampling at Nanjing Hospital, Jiangsu, open the lid of the plate and buckle it upside down next to the plate. Exposure time of the plate: 15 minutes, and finally cover the plate and send it in time Check. ③. Point layout method-For the disinfection room area of u200bu200bJiangsu Nanjing Hospital ≤ 30 square meters, set three points (inside, middle, and outside) on the diagonal, and the (inside, outside) point should be 1 meter away from the wall. The area of u200bu200bthe disinfection room in Nanjing Hospital of Jiangsu Province isu003e 30 square meters. There are five sampling points at the four corners and the center. The sampling points arranged at the four corners should be 1 meter away from the wall. ④ Judgment of the result-After disinfection with a dynamic air disinfector in the operating room of the hospital, the total number of bacterial colonies in the air ≤ 4CFU/(15 minutes, 9cm diameter plate) is qualified for disinfection. (Evaluate the disinfection effect of the dynamic air disinfection machine used in the hospital operating room. You can also take samples before and after air disinfection to compare the extinction rate of natural bacteria in the air before and after disinfection.) ⑤. Dynamic air used in the hospital operating room Precautions for the air disinfection effect test of the disinfection machine-The doors and windows of the disinfection room should be closed before sampling in Nanjing Hospital of Jiangsu. When no one is moving, the sampling will be performed at a standstill for 10 minutes. The sampling height and arrangement method before and after air disinfection It is exactly the same, the disinfection time is 2-3h, and the applicable area meets the requirements of the 'Instruction Manual' of the dynamic air disinfection machine used in the hospital operating room.
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