Clean operating room takes indoor microorganism as control target, operation parameters and classification index, and air cleanliness is the necessary guarantee condition. We can divide the clean operating room into the following levels according to the degree of cleanliness:
1. Special clean operating room: the cleanliness of the operating area is 100, and the surrounding area is 1000. It is suitable for aseptic operations such as burn, joint transformation, organ transplantation, brain surgery, ophthalmology, plastic surgery and cardiac surgery.
2. Clean operating room: the cleanliness of the operating area is 10000, and the surrounding area is 10000. It is suitable for sterile operations such as thoracic surgery, plastic surgery, urology, hepatobiliary and pancreatic surgery, bone surgery and egg extraction.
3. General clean operating room: the cleanliness of the operating area is 10,000, and the surrounding area is 100,000. It is suitable for general surgery, dermatology and abdominal surgery.
4. Quasi-clean operating room: The air cleanliness is 100,000, which is suitable for obstetrics, anorectal surgery and other operations. In addition to the cleanliness level and bacterial concentration, the relevant technical parameters should also conform to the relevant regulations. See the table of main technical parameters of clean operating room at all levels. According to the general requirements, the plane layout of the clean operation department should be divided into two parts: clean area and non-clean area. Operating rooms and functional rooms directly serving operating rooms should be located in clean areas. When people and objects pass through different cleanliness areas in the operating department, they should be equipped with air brakes, buffer rooms or transfer windows. Operating rooms are usually located in the core part. Internal plane and channel form should conform to the principle of functional flow and clear cleaning.
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