Recently, the need for nasopharyngeal swab collection and testing has increased considerably in clinical work. Considering that the collection of nasopharyngeal swabs is a common clinical operation, it is important for the diagnosis of respiratory tract infections and there are many influential factors in the collection process.
If the operation is not standardized, it will directly affect the test results and even lead to clinical leakage and misdiagnosis. And irregular operation will increase the risk of infection to medical personnel. The following viral sampling tube manufacturer will take you to understand what is the method of nasal swab collection.
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Methods of collecting nasal swabs.
1. Keep the patient's head still and remove secretions from the anterior surface of the nasal cavity.
2, measure the distance from the nostril to the root of the ear with a cotton swab or other tool and use the finger as a symbol.
3. insert the swab gently, slowly into the nasal cavity.
4. The swab may reach the finger symbol and remain for a few seconds after encountering resistance to absorbing the secretion. (usually stays for 15-30 seconds, then rotates quietly 3 times).
5. gently rotate to remove the swab and place it into the virus sampling tube (in the transport medium); break the tailpiece of the swab along the break point to place it completely into the tube. Tighten the cap of the tube.
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6. If collection from both nostrils is required, another swab should be used.
7、Send it to the examination room for examination as soon as possible.
8、Take care to fill in the information of the collected person to avoid confusion.
