Écouvillon floqué d'ADN médical en vente

1. nasal swab collection method:

(1) measure the distance from nostril to ear root with swab and mark it with finger.

(2) Laissez la tête du patient se détendre naturellement, stick the swab to the nostril wall and slowly rotate it into the patient’s nostril to the nose and palate, and then take it out slowly while wiping. With the same swab, let the swab stay in the nose for 15-30 secondes, and then gently rotate 3 fois. Essuyez l'autre narine de la même manière.

(3) Mettez l'écouvillon dans le milieu de transport du virus, break the swab rod and put it completely in the tube.

(4) Tighten the pipe cover, note le, put it in a plastic bag and seal it .

(5) S'il est nécessaire de prélever dans deux narines, un écouvillon doit être utilisé respectivement. (6) Conserver à 4℃ (stockage à court terme).

2. Swallow swab collection method:

(1) Ask the patient to gargle with normal saline first.

(2) Put the swab into sterile physiological saline (without penicillin to prevent allergy of patients) for wetting (wet swab can take more cells than dry swab). It is forbidden to put the swab into virus transport culture medium to wet the swab.

(3) With the aid of tongue depressor, the examiner will pass the throat swab over the base of the tongue and reach the lesion of pharyngeal isthmus, and smear it repeatedly for several times (refer to Figure 2). Avoid touching the tongue and oral mucosa when taking it out.

(4) Let the patient’s head slightly upturned, his mouth wide open, and the long sound of “ah” appear, so that the throat tonsils on both sides of the patient are lifted up and down, and then wipe the throat tonsils on both sides of the patient back and forth with a swab for at least 3 fois, and then wipe them up and down on the posterior pharyngeal wall for at least 3 fois.

( 5) Mettez l'écouvillon dans le milieu de transport du virus, break the swab rod, and put it completely in the tube.

(6) Tighten the pipe cover, note le, put it in a plastic bag and seal it.

(7) Store at 4℃ or on ice (stockage à court terme).