Introduction to medical surgical masks to use what is myth?
When it comes to the shell masks, you should be familiar with, this is mainly hospital doctors at the time of treatment and surgery for patients have to wear, so the use of medical surgical masks what is myth, disposable masks below small make up is to give users a simple introduction, hope can help to you.
Filtration efficiency: in air flow (
Under the condition of L/min, median diameter (dynamics of air
Mu m sodium chloride aerosol filtration efficiency of no less than 30%;
Bacteria filtration efficiency: under prescribed conditions, the average particle diameter (
Mu m of staphylococcus aureus aerosol filtration efficiency of no less than 95%;
Breathing resistance: under the condition of the efficiency of filtering flow, inspiratory resistance less than 49 pa, expiratory resistance is not more than 29.
Is the last reminder, ears hanging not in surgical respirators as surgery, because the surgery time is longer, intraoperative staff need to make the necessary verbal communication, in order to prevent the phenomenon of 'sunset' (
Intraoperative performer talk, cough caused by droplets along the edge of masks, are falling in operation, if use the light exposure, you can see as the scene of sunset sunset)
Reduce the related surgical site infection, surgical masks must choose to fasten belt, and shall not be in the mandible place knot, (
If tied knot button in the lower jaw, when wear gown and intraoperative, easy pollution neckline part)
Two root zone should be crossed, tie in the back of my neck and head, and after finished wore, shape, to ensure the nose clip mask lower part to fit closely jaws.
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