医院采购流感拭子厂家

2020-08-31

Packaging instructions for nasopharyngeal swabs:
一: Use nasal sampling swab 50 指示
1. Estimate the volume of this product needed to completely immerse the sample (1g组织需要10mL).
2. 标记收集管并添加本产品的估计量.
3. Cut the sample into pieces with a thickness less than 0.5cm at the fastest speed.
4. 将组织块完全浸入收集管中的产品中.
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. 笔记: 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. 从存放处取出样品 (储存在 -20°C 或 -80°C 的样品必须在室温下解冻), 并用无菌镊子从保护液中取出组织碎片.
7. 立即开始 RNA 提取或其他处理 (例如将样本分成更小的部分，然后重新保存). 笔记: 样本可反复冻融二十次而不影响其RNA质量.

Comment
1. It is not recommended to culture nasopharyngeal swabs for common bacteria, 特殊细菌除外, 如百日咳博德特氏菌和脑膜炎奈瑟菌.
2. 如果您怀疑百日咳博德特氏菌感染, 需要提前通知实验室准备特殊的转移培养基 (里根-洛). 在条件允许的情况下, 可提供接种培养基, 直的
3. 床边接种后转实验室.
4. Nasopharyngeal swabs cannot be used to detect the pathogens of sinusitis.