Small swabs usually look insignificant, but they still play a great role at critical moments. During the epidemic, it was used for sampling nasal swabs, pharyngeal swabs and oral swabs, and made important contributions to downstream experiments, pathological analysis and nucleic acid detection.
Before sampling, relevant information shall be marked on the label of the sampling tube.
. use the corresponding sampling swab for sampling.
After sampling, quickly put the
Cotton Swab into the sampling tube, break the part higher than the sampling tube, and tighten the tube sleeve.
The specific sampling methods are as follows:
a) Nasal swab: gently insert the nasal swab into the nasal canal with the sampling head, stay for one minute, then slowly rotate and exit, immerse the collected specimen in the sampling solution, break and discard the excess part, and tighten the sampling sleeve.
b) Pharyngeal swab: wipe bilateral pharyngeal tonsils and posterior pharyngeal wall with the sampling head, immerse the collected specimen in the sampling solution, remove the excess part, discard it, and tighten the sampling tube cap.
c) Sampling of mycoplasma, chlamydia and Ureaplasma: male: insert the sampling head into the urethra for about 2cm, rotate, stop for 1 minute, exit, and immerse the collected specimen in the sampling solution. Female: wipe the cervical mucus, insert the sampling head into the cervical tube for sampling for 1-2cm, immerse the collected specimen in the sampling solution, break and discard the excess part, and tighten the sampling tube sleeve.
Related matters
After collecting the pathogen sample, the disposable cotton swab shall be completely inserted into the preservation solution to retain the pathogen to the greatest extent.
The collected samples must be fresh and submitted for examination in time to avoid the death of pathogenic bacteria.
It is forbidden to use damaged or expired products to prevent pollution.
Note: this primary virus sampling tube is used for in vitro diagnosis and cannot be used in humans or animals or in vitro. Luton
Eating can cause serious accidents; Irritating to eyes and skin. If it splashes into your eyes, please rinse with clean water.
1. According to the sampling requirements, use the sampling cotton swab to collect samples (the preservation solution without cotton swab can be provided by the user).
2. After collecting the sample in the sampling tube, place the sampling cotton swab.
3. Break the cotton swab at the fragile point of the sampling cotton swab, discard the tail, and then close the sleeve
4. Mark information on the label of the sampling tube as required.
5. After the collection of samples, the samples shall be transported to the corresponding influenza monitoring network laboratory at the temperature of 2-8 ℃ within 2 working days; If it cannot be sent to the laboratory within 48 hours, please set it to 70 ° C or save the following contents, and ensure that the collected samples are sent to the corresponding network laboratory within 1 week. Avoid repeated freezing and thawing of specimens.
6. Nasal swab. The collector holds the patient's mandible with his left hand, then gently insert the swab into the nasal passage PA with his right hand, stay for a moment, then rotate slowly for 3-5 times and exit. Wipe the other side with another cotton swab. Immerse the swab head into the sampling solution, squeeze the swab head in the sampling solution for several times, break the swab tail with force, and then discard the swab tail.
7. Using a throat swab, press the patient's tongue with his left hand. Wipe bilateral pharyngeal tonsils and the posterior wall of pharyngeal swab with your right hand, immerse the cotton swab head in the sampling solution, squeeze the cotton swab head into the sampling solution for many times, break the tail of the cotton swab, wipe it hard, and discard the tail of the cotton swab. Nasal swabs and throat swabs can also be collected in the same sampling tube.
August 17, 2021
