Saliva collection device is also called saliva collector (saliva collector, saliva collection tube, oral sampling tube). The most convenient sampling method for gene detection is saliva, followed by blood. At present, saliva samples are generally collected for detection. Compared with blood collection, saliva collection is more convenient and free, and the acceptance of users is also higher. Before collecting samples …

1. Preparation: medical oral swab and paper material evidence packaging bag. Wear: disposable sterile gloves and sterile non-woven mask. Fill in the material evidence bag information form, mark the sampling date of the sample, and take two or three clean toilet papers and put them on the desktop. 2. Sampling: Give the identified person a cup of clear water (for …