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How to use stool sampling swabs

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How to use stool sampling swabs
How to use stool sampling swabs
How to use stool sampling swabs
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Edit time : 2021-03-18
label : 口腔拭子哪家正规

Sampling method of fecal sampling swabs


Repeated collection of samples can improve the positive detection rate.


(1) Natural defecation


After the patient has naturally defecated in a dry and clean toilet (avoid using the toilet and squatting toilet in which they sit),


Collect 2-3g feces (1-3ml of flocculate in liquid feces) with abscess and mucus, and put them into sterile urinal for inspection.


If there is no mucus or abscess, collect the mucus and abscess at multiple points on the feces for examination.


(2) Rectal swab (patient with dysdefecation or infant)


Wash the anus with soap water, insert the sampling swab with sterile physiological saline into the anus 4-5cm (2-3cm for children).


The swab contacted the surface of rectal mucosa, and then turned the swab gently, and it was found that the swab had feces. After inserting the swab with fecal sample into the virus collecting tube, the swab will be broken near the turning point, the pipe cover shall be tightened and sent to the inspection immediately.


Specimen transport:


(1) Fecal specimens should be sent for examination as soon as possible. The time for the virus storage solution to be preserved at room temperature shall not exceed 30 days.


(2) If it is not available for inspection, it should be placed at -20 ℃ for freezing storage


(3) If it is highly suspected that the virus that will be infected needs to be transported by specially assigned personnel, it must meet the safety requirements of special specimens.


The clinical sampling characteristics of fecal samples should be collected:


Abdominal pain, diarrhea (water sample stool, abscess stool) or fever occurred in the patients. Stool samples were collected and bacteria culture was recommended after the stool was abnormal.