Un fabricant spécialisé dans la production d'écouvillons floqués & Produits CHG.
Hospital purchasing flu swab manufacturers
2020-08-31
Packaging instructions for nasopharyngeal swabs:
Un: Use nasal sampling swab 50 instructions
1. Estimate the volume of this product needed to completely immerse the sample (1g tissue requires 10mL).
2. Mark the collection tube and add the estimated amount of this product.
3. Cut the sample into pieces with a thickness less than 0.5cm at the fastest speed.
4. Completely immerse the tissue pieces in the product in the collection tube.
5. Store the collection tube in a place with a proper temperature. The storage time cannot exceed the maximum storage time at that temperature. If you want to store it at -20°C or -80°C, you need to place the sample at 4°C overnight before transferring to The final temperature. Noter: Before transferring the sample to -20°C or -80°C, the protection solution needs to be discarded. The relationship between common storage temperature and its maximum storage time is as follows:
6. Remove the sample from the storage place (samples stored at -20°C or -80°C must be thawed at room temperature), and use sterile forceps to remove the tissue fragments from the protective solution.
7. Immediately start RNA extraction or other processing (such as dividing the sample into smaller pieces and then resaving them). Noter: The sample can be repeatedly frozen and thawed twenty times without affecting its RNA quality.
Comment
1. It is not recommended to culture nasopharyngeal swabs for common bacteria, sauf pour les bactéries spéciales, comme Bordetella pertussis et Neisseria meningitidis.
2. Si vous soupçonnez une infection à Bordetella pertussis, vous devez prévenir le laboratoire au préalable pour préparer un milieu de transfert spécial (Regan-Lowe). Quand les conditions le permettent, un milieu d'inoculation peut être fourni, droit
3. Transfert au laboratoire après inoculation au chevet.
4. Nasopharyngeal swabs cannot be used to detect the pathogens of sinusitis.
fllu swab
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