Views: 0 Author: Site Editor Publish Time: 2020-11-09 Origin: Site
two. Standard measure of air cleanliness
1. Measurement standards
The dust concentration in the air is a measure of air cleanliness. The lower the dust concentration, the higher the cleanliness, and vice versa.
Air clean operating room refers to an operating room with air cleanliness not less than 100,000.
2. Cleanliness level
There are 4 types of clean operating rooms, which are class 100, class 1000, class 10,000, and class 100,000. The higher the number, the lower the purification level.
3. The category of clean operating room (according to the degree of bacteria or sterility in the operation) and grade can be classified as follows, for reference only:
Hospital operating room name | category | Cleanliness |
Special sterile clean operation room | Ⅰ | Level 100 (Bureau-level laminar flow) |
Sterile operating room | Ⅱ | 1000-10000 level |
Bacteria operating room | Ⅲ | 100000 class |
Infection operating room | Ⅳ | Generally no requirement or >100000 level |
Surgical auxiliary area | Ⅲ | 100000 class |
Other areas | 100000-1000000 level |
The clean room has now become one of the important functional areas of the hospital. The clean operating room with the most widely used clean environment in the hospital can reduce the risk of infection of medical staff during long-term surgery. At the same time, in a clean operating room, the patient infection rate can be reduced by more than 10 times. The purification of the operating room is achieved through an air filter. It must be coordinated with the cleaning and disinfection of the floor, wall, and surface of the object, and attention should be paid to timely cleaning and replacement of the air filter device to keep the air clean during the operation and meet the needs of various operations.
Hospital clean rooms include operating rooms, obstetrics, infant and child ward (NICU), ICU (intensive care unit), burn ward and dissection room, purification laboratory, artificial dialysis room, specimen room, etc. The air filter used and medical quality Closely related.
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