A friend who studied medicine asked me: how to turn a 30 square meter ordinary operating room into a sterile operating room? Can it save money and achieve the effect?

If you have the same problem, you can refer to the following：

It is difficult to be sterile in the atmospheric environment, and it may be easier to be dust-free. But we can use some methods to reduce the bacteria in the air as much as possible, and the low-cost method is the laminar flow ward, or