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Np Swab Covid Test Meaning

Np Swab Covid Test Meaning

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Np Swab Covid Test Significance Np Swab is the English abbreviation of nasopharyngeal swab.

This article provides information on how to properly perform nasopharyngeal swab sampling, how to analyze samples taken from swabs.

Nasal swab? What is the difference between a nasopharyngeal swab and a nasal swab?

Nasopharyngeal Swab Pcr Test

Nasopharyngeal Swab Pcr Test

Nasopharyngeal Swab vs Nasal Swab (Anterior Nasal Swab)   

What is the method of nasopharyngeal swab?   

Collection of specimens from the surface of the respiratory mucosa with nasopharyngeal flocked swabs is a procedure used for the diagnosis of Covid-19.

A nostril sample collection is usually one of the nursing care.

What is the nasal swab technique?

Part of the inspection method is done using sub-diagnostics and collecting diagnostic samples from the membrane. Rotate for 10-5 seconds while touching both walls, then use a cotton swab with 1 mid-hole in one nostril.

In the same way in the other nostrils: usually preferred for people – and used in my own testing. The same goes for technology.

Which swab test is more accurate?

Nasopharyngeal swabs are generally the recommended sample collection technique for COVID-19 testing.

Additionally, a 2012 comparative study showed no significant analytical differences between the two influenza detection technologies.

In addition to being the typical testing approach for the diagnosis of COVID-19.

The nasopharyngeal swab: is likewise regularly utilized for the detection of different viruses and bacterial infections.

How do we perform nasopharyngeal swab sample collection?

Flocked Tip Swab

Flocked Tip Swab

Healthcare experts need to execute these tests in a specialized and also sanitized room that prevents the spread of the infection.

All healthcare specialists administering the nasopharyngeal swab examination have to wear the suggested personal protective devices (PPE), of which ought to include an N95 mask, non reusable cap, goggles, dress, latex gloves, and also footwear covers.

When the individual sitting upright as well as their head in a straight position, as this provides very easy exposure and also access to the nasal floor, which is vertical to the facility axis of the person’s face.

The staff places the swab into the client’s nose in the same direction as the nasal cavity and diaphragm floor.

As long as there are no obstructions existing within the nasal dental caries, the swab will certainly remain to relocate this instructions until it reaches the nasopharynx.

Once the swab reaches the nasopharynx, finishes two full 360-degree rotations to enable the secretions from this area.

When we take the swab out of the individual’s nose. Immediately insert into a vial with medium.

Nasopharyngeal Swab Procedure.

What can a nasopharyngeal swab find?

As previously pointed out, a nasopharyngeal swab: is extensively utilized to identify (SARS-CoV-2) infection, which is the infection that causes COVID-19 disease.

Identified via nasopharyngeal swabs, several of which include rhinovirus, and adenovirus. flu. respiratory syncytial virus (RSV).   (HPIV). (HMPV) as well as (EV).

Given that the nasopharynx is generally home to a high number of both nonpathogenic as well as pathogenic microorganisms. This testing approach can additionally be utilized to detect particular bacterial pathogens.

Such as Streptococcus pneumoniae, Haemophilus flu, as well as Moraxella catarrhalis.

A diagnostics firm, for example, has just recently presented a novel nasal swab that gathers nasal epithelial cells for the early molecular discovery of lung cancer in both current as well as previous smokers.

We obtained nasopharyngeal swab samples, and the current standard for diagnosing SARS-CoV-2 is real-time fluorescent polymerase chain reaction (RT-PCR).

Pcr test nasal swab and an antigen test difference for covid 19

Pcr test nasal swab and an antigen test difference for covid 19

Commonly, the RT-PCR test will measure several various RNA gene targets, such as several of the envelope (env), nucleocapsid (N), spike (S), RNA-dependent RNA polymerase (RdRp) as well as ORF1 genes.

RT-PCR test is an analytical technique suitable for SARS-CoV-2 discovery because of its reliability and affordability.

As well as sensitivity, especially when compared to different analysis techniques like cell culture, antigen discovery, and serological approaches.

There are numerous reasons that negative test outcomes can develop as a result of an incorrect nasopharyngeal swab method.

One instance includes the numerous locations in between the opening of the nose and also the nasopharynx where the screening workers can experience resistance.

Commonly, a knowledgeable caregiver can acknowledge when the sampling swab has actually gotten to 9-10 centimetres into the nasal dental caries.

If the swab does not reach this depth, it has not accurately tasted liquid from the nasopharynx and can for that reason not adequately determine the existence of a disease within this location of the body.

For this reason, it is critical to assess whether employees receive proper education on how to accurately perform nasopharyngeal swab testing.

Antigen Covid Test?

What is an Antigen Covid Test?

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Antigen Covid Test

We routinely test the nucleic acid with nasal swabs in the department every week, and we have been used to it for several months.

At most, it will pass with a tear and clenched teeth (naive).

So when I was queuing, I didn’t think there was anything to do mentally, and I didn’t notice that the head nurse was training a new little nurse how to do nucleic acid today‼ ️

As a result, it was my turn, and as soon as I sat down, I heard the head nurse say, “I’ll show you one.”

So before she could react, she stabbed in at once, and that feeling, I have never felt so uncomfortable in my life, from nostrils to throats.

It felt like my head was split open, and tears came out. The nasal swab is about 15cm long. According to my classmates, there are only 2cm left.

And because I was so overreacting (yelling and leaning back so fast), the head nurse was so startled that I didn’t have time to pull it out.

The covid flocked swab didn’t come out even after she let go, and I pulled it out with tears.

Many Americans are familiar with the rapid antigen test for COVID-19, which involves swabbing the nose.

What is an antigen test? Can it replace nucleic acid detection (PCR swab test)?

What is an antigen test?

The new coronavirus antigen detection is detected on a test strip through the binding reaction of antigen and antibody.

which is convenient and quick, and the result is usually available in 15-20 minutes.

However, due to the existence of some interference, the antigen-antibody reaction may be falsely positive.

The specificity of the method is less than 100%.

Therefore, antigen test results cannot replace nucleic acid test results.

There are three main methods to detect whether the virus invades the human body: nucleic acid detection (PCR), antigen detection and antibody detection.

The first two are methods of direct detection of viruses.

Compared with nucleic acid detection, antigen detection can be faster and more convenient to operate.

But with lower accuracy, generally used in the initial stage of infection.

After the outbreak, many countries, while recognizing nucleic acid testing as the “gold standard” for COVID-19 testing, have also promoted antigen testing as an effective supplement.

Antigen-positive results can be used for early triage and rapid management of suspected populations.

1. Why do I need an antigen test?

Facilitates “early detection” The new coronavirus mainly has four structural proteins.

Compared with nucleic acid detection, antigen detection is faster and more convenient to operate, and some reagents can produce results in 15 minutes.

Faster and more accurate epidemic prevention and control requires additional antigen testing as a supplement.

Once the antigen test is positive, we need to carry out nucleic acid testing to confirm in time.

2. Why can’t it replace nucleic acid detection?

or false detection According to the latest plan, nucleic acid testing is still the basis for the diagnosis of new coronavirus infection.

Antigen detection is a supplementary method and cannot replace nucleic acid detection.

The reason is that the sensitivity of antigen detection is relatively low. And antigen detection products can usually only be detected when the infected person is in the acute infection stage.

That is, when the viral load in the body is at a high level.

Compared with nucleic acid detection, antigen detection has poor sensitivity due to no amplification process.

In layman’s terms, it shortens the time for results, but increases the risk of “false negatives”.

According to the above plan, if the primary medical and health institutions have nucleic acid detection capabilities, nucleic acid detection should be the first choice;

If they don’t have nucleic acid testing capabilities, they can do antigen testing.

In the current epidemic, there are many asymptomatic infections.

Can we get through testing?

From the existing data, a large part of the infected people of the Omicron variant are asymptomatic, but it does not mean that their viral load is low.

On the contrary, some studies have shown that the viral load in the throat of some asymptomatic infected people is quite high.

China Specimen Collection Swab Factory

China Specimen Collection Swab Factory

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Flocked swab

Cell Medical Company specializes in producing all kinds of flocking swabs, pharyngeal swabs, oral swabs, nasal swabs and microbial sampling swabs

Learn more

Virus sampling tube

CellMedical sampling tubes are sold worldwide, 10 mixed with 1, 5 mixed with 1, and single suit virus sampling tubes are sold in stock

Learn more

Virus transport medium

In addition to virus transport media, we also produce cell preservation solution, DNA extraction kit, fecal sampling tube and other products. Welcome to consult.

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Cellmedical is a well-known factory producing flocking swabs

A high-capacity supplier with a daily production capacity of nearly 10 million flocked swabs and 500000 sets of vtm kits

Covid Test Throat Swab

Covid Test Throat Swab

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There is more than one sampling method to detect covid-19. Everyone should have heard of the nasopharyngeal swab test and oropharyngeal swab. Can you do it yourself? Or does it have to be done by a professional for you?

In this article you will learn:

What difference is between a nasal swab and a throat swab COVID-19 test?

The main steps to take the Covid Test Throat Swab test.

Which COVID test is more accurate, nasal or throat swab?

 

What difference is between a nasal swab and a throat swab COVID-19 test?

Swab Test

Swab Test

Sampling methods and location are different.

The accuracy rates of nucleic acid detection nasal swabs and throat swabs are usually similar, and the main difference lies in the sampling method and sampling site.

For nasal swabs, nasopharyngeal flocking swabs are mainly used to test the secretions from the inside of the nasal cavity and the surface of the nasal mucosa through the nasal cavity; In contrast, throat swabs are obtained by dipping pharyngeal specimens through the oral cavity. Tests are conducted to determine if the sampler is infected with the new coronavirus.

There are several different ways to test for COVID-19:

Testing for COVID-19 falls into two main categories:

1. Diagnostic test/diagnostic test: to detect whether you are currently infected with SARS-CoV-2 virus, also called viral swab test.

2. Antibody test/antibody test: It is used to detect whether you have been infected with the SARS-CoV-2 virus, and cannot be used to diagnose whether you are currently infected.

Polymerase chain reaction (PCR) swab test

  • Nasal Swab A nasal swab is a method of examining the nasal passages to see if there is a bacterial or viral infection. The nasal swab is something similar to a sterile flocked swab, which is used for the collection of nasal specimens.
  • Throat swab, also known as “oropharyngeal swab“, refers to using a sterilized medical long cotton swab to wipe a small number of secretions from the throat of the person to be tested, and then perform respiratory virus testing. A sample is taken from the back of the throat through the mouth.
  • Nasopharyngeal swabs are actually relatively long nasopharyngeal flocked swabs, similar to longer sterilized cotton swabs.
  • Its main function is to take nasopharyngeal secretions for bacterial culture and drug sensitivity tests. Go deep into the nose and collect a sample from the back of the nose or the back of the throat.
  • Saliva swabs use a saliva sample to test for the COVID-19 virus. This is usually done by swabbing the oral area, such as the cheeks.

The rapid antigen tests that most people use in the U.S. and elsewhere are designed specifically for nasal swabs.

The main steps to take the Covid Test Throat Swab test.

Specimen collection crowd:

1. Patients with suspected pneumonia and suspected cluster cases of new coronavirus infection;

2. Others who need to be diagnosed or differentially diagnosed with new coronavirus infection;

3. Those returning to the city/returning to work without obvious symptoms (fever, respiratory symptoms) .

Before swab test sampling:

Preparation before throat swab: throat swab sampling tube (tube + swab), sealing bag with a size suitable for displaying the general biological hazard sign, tongue depressor, etc.

Check the label on the outside of the throat swab (whether there is a date, specification, whether the colour of the sampling liquid has deteriorated, whether it is turbid, whether there is sediment, etc., and also improve the information of the sampling tube, such as name, sampling unit, and paste the sampling number);

It is necessary to communicate with the examinee first, and inform the examinee in advance not to smoke, drink, or eat chewing gum or irritating or savoury food within 30 minutes before sampling.

If your test needs to try:

The swab crossed the base of the tongue and reached the pharyngeal stenosis, and quickly wiped the palatine arches and pharynx and tonsil secretions on both sides.
Drop the swab into the virus delivery medium, assist the cap to break the swab stem so that it is fully seated in the tube.
Tighten the cap of the tube, mark it well, put it in a plastic bag and seal it.
Submit the specimen for inspection in a timely manner.

Which COVID test is more accurate, nasal or throat swab?

Research is underway to determine the most accurate way to test for COVID-19, specifically using the Omicron variant. We do know that Omicron tends to stay in the upper airways rather than travel to the lower airways or lungs. Therefore, a throat swab may be more likely to find it. But again, research is still ongoing.

A recently published study suggests that saliva swabs may be more accurate in detecting Omicron variants than nasal swabs. But the study looked at PCR tests, not at-home rapid tests. So the results may not apply to home tests because these tests work differently. Another study found that PCR throat swabs were slightly better at detecting the virus than nasal swabs. But this research was done before the Omicron variant.

It is also important to note that throat swabs are more difficult to collect. If done incorrectly, the results may be inaccurate. At this point, it is best to wait until we have more data and leave the throat swab to the provider.

Notice

For the Omicron variant, a saliva test (and possibly a throat swab) may be more accurate than a nasal swab. But current rapid home tests are not designed for throat swabs. To avoid potentially false results, these tests should only be used as intended. Until we do more research, we can’t say for sure whether combining swabs with home testing is a good idea. When in doubt, consider a PCR test for more accurate results.

Flocked Swab With UTM

Flocked Swab With UTM

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Flocked Swab With UTM

  • UTM Swabs are area temperature level secure, likewise incorporates a cryoprotectant;
  • Safe and also trustworthy precision moulded breakpoint swabs with a captured cap that immediately finds the viral swab into the lid for transportation.
  • Solution additionally includes anti-biotics to prevent bacterial as well as fungal vegetation.
  • SAFE, SHATTERPROOF, STAND UP tubes with internal conical shape making it possible for centrifugation of examples.
  • Quick release and also diffusion of example product and infection particles during vortexing with 3 glass beads in a tube.
  • Readily available as filled Universal Transportation Tool tubes wholesale or as patient sample collection loads with either Gathered Swab (regular or mini idea) or polyester fiber swabs.
  • Ideal for nucleic acid amplification assays including Chlamydia Trachomatis/Neisseria gonorrhoea.
  • Ideal as an Infection collection and transportation swab.
COVID SWAB TEST

COVID SWAB TEST

UTM OR VTM KITS

The disposable nasopharyngeal UTM sampling kit of cell medical (Dongguan) Co., Ltd. is used to collect samples for covid-19 detection. The kit contains a virus transport medium (VTM or UTM) for nucleic acid detection and virus culture. It can be stored at room temperature before collection and at 2-8 ° C after collection to avoid the breeding of pollutants.

Flocked Swab With UTM

Flocked Swab With UTM

 

 

FAQ

Founded in June 2009, we focus on R&D, production and sales of DNA test swab kits or Universal Viral Transport Medium kits.

 

Yes. From 2016, about 56% annual revenue had been funded on the new factory building on the genetic test kit, production equipment updating, talent introduction and staff training, construction & management of our new class 100,000 cleanroom & class 100,00 Laboratory for DNA test kit adhere to GMP.

 

Yes, our new class 100,000 cleanroom & class 100,00 Laboratory for DNA test kit adhere to GMP.

In Jan 2018, a Free sale certificate( DNA test swab kit) based on GMP is issued to us.

 

Yes, OEM, ODM of DNA test kits are both available.

can customize your logo &text on the package & our DNA Test swab collection kit.

Covid 19 Rapid Test Kit

Covid 19 Rapid Test Kit

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The ribonucleic acid of the new coronavirus is RNA, and the detection of the ribonucleic acid of the virus is the detection of RNA.

Moreover, nucleic acid testing is an important means to confirm whether the new coronavirus is infected.

At present, nucleic acid detection of the new coronavirus mainly uses RT-PCR nucleic acid detection kits.

Simply put, the inspectors will use nucleic acid extraction kits to extract nucleic acids from patient specimens and put the extracted nucleic acids into nucleic acid detection reagents for replication.

If the test result is negative, it means that the patient may not be infected with the new coronavirus. If the test is positive, it means that the patient is infected with the virus.

The Cell medical COVID-19 Antigen Self-Test (At Home Kit) provides quick results in the convenience of your home. An easy COVID-19 infection detection solution, this 15-minute test can be done anytime, anywhere. Detect multiple variants.

Cell medical  Covid 19 Rapid Test Kit home test

Cell medical  Covid 19 Rapid Test Kit home test

For consecutive (repeated) tests, simply test yourself twice within 3 days, at least 24 hours apart (and no more than 48 hours apart). A single test is available if you have symptoms.

Please read the full instructions included in the box carefully before starting the test.

This self-test kit is suitable for asymptomatic people, and the nose and throat are swabs to determine whether they are infected.
Asymptomatic infection refers to people who carry the virus but have no symptoms.

If you test negative for COVID-19
Most likely you were not infected when you were tested. However, a negative result does not guarantee
You do not have COVID-19.

Covid 19 Rapid Test Kit, including extraction tube holder, sealed packaged test strips, extraction buffer bags, extraction tubes, garbage bags, sealed packaged flocked swabs, and instructions;

How do I use the Covid Rapid Test Kit home self-test kit?

  • Open the package and take out the test card.
  • Using the Flocked swab from the kit, insert the entire soft tip of the swab into the nostril.
  • Rub the inside of the nostril with a cotton swab. Make at least 5 large circles. Don’t just spin the swab.
  • Using the same swab, repeat steps 1 and 2 in the other nostril. Each nostril must be wiped for about 15 seconds.
  • Install the stirrer on the extraction tube, drop two drops into the sample hole of the test card, and start the timer.
  • After performing the test, be sure to wait at least 15 minutes for your results to be available.
  • Test again in three days (with at least 36 hours between tests).

Rapid Antigen Test Kits for COVID-19 Learn more

Flocked Swab Manufacturer

Flocked Swab Manufacturer

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Oropharyngeal Sampling Swab

It is a detection method to understand the patient’s condition, oral mucosa and throat infection.

Nasopharyngeal swab

A specimen collection tool used to collect cell samples from the nasopharynx (above the throat).

Viral Transport Medium (VTM Kits)

VIRUS Viral Transport Kit is intended for collecting, handling, and transporting specimens suspected of VIRUS.

Categories

NASAL SWAB

CM-96000s Flocked Swabs have no internal mattress core to disperse and entrap the precious sample like traditional fiber wound swabs, In stark contrast, the entire sample stays close to the surface for fast and complete elution.

Throat Swabs

Flocked Swabs with VTM kits

The success of the diagnosis of SARS-CoV-2 (2019-nCoV) during the COVID-19 outbreak depends largely on the quality of the specimen and the conditions under which the specimen is transported and stored before being processed in the laboratory.

Rapid Antibody Test Kit

Rapid Antibody Test Kit

Detect the presence of anti-SARS-CoV-2 IgG in human fingertips. Used to help identify blood individuals with an intimate response to SARS-CoV-2, indicating recent or previous infections.

Our flocked swabs are famous for their stable and reliable performance and excellent absorption and elution ability.

Nasopharyngeal Swab Pcr Test

Nasopharyngeal Swab Pcr Test

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Nasopharyngeal Swab Pcr Test

There are two broad categories of COVID-19 tests: viral diagnostic tests (which detect an active COVID-19 infection) and antibody tests (which detect past COVID-19 infections).

The PCR swab test is a qualitative oropharyngeal or nasopharyngeal collection used to detect the novel coronavirus, the virus that causes COVID-19. This test helps determine if you have been exposed to the virus. The COVID-19 PCR test is a molecular test that detects the genetic material of the virus.

The current more accurate test for COVID-19 is to use RT-PCR to assess the presence of SAR-CoV-2 RNA in collected samples. If anything, the subject was almost certainly infected with the virus.

On this page you will learn about:

What are the diagnostic tests for the COVID-19 virus?

How does Nasopharyngeal Swab detect coronavirus?

What types of nasal swab sampling are available?

Do you feel any discomfort?

Is the nasal swab COVID test the best test?

Mouth swab vs Nasal swab

 

What are the diagnostic tests for the COVID-19 virus?

With the development of testing for COVID-19, there are now four main forms of diagnostic testing for the virus:

Nasal Swab Test: A test involving a shallow nasal flocked swab.

Cell medical flcoekd swab

Cell medical flcoekd swab

Nasopharyngeal test: A test that involves a deeper nasal swab using PCR technology.

Saliva Test: A test involving a saliva sample and PCR technology.

Oral swab test: An innovation in COVID-19 testing that allows anyone to test quickly, non-invasively and easily. Use PCR technology.

The COVID nasal swab test, also known as the nasal swab test, is a medical test used to detect viruses in the nose that can cause respiratory infections.

 

How does Nasopharyngeal Swab detect coronavirus?

Nasopharyngeal testing collects a sample from the back wall of the nasopharynx.

(1) Measure the distance from the nostril to the base of the ear with a swab and mark it with your finger.

(2) Let the patient’s head relax naturally, put the swab against the nostril wall and slowly rotate it into the patient’s first nostril to the nose and palate, and then slowly take it out while wiping. With the same swab, leave the swab in the nose for 15-30 seconds, then gently swirl 3 times. Wipe the other nostril in the same way;

(3) Put the flocked swab into the virus delivery medium, break the swab rod, and place it completely in the tube.

(4) Tighten the cap of the tube, make a mark, put it in a plastic bag and seal it

(5) If it is necessary to collect from both nostrils, a swab should be used separately.

(6) Store at 4°C (short-term storage).

What types of nasal swab sampling are available?

There are three types of sampling swabs used in the nasal cavity, namely nasopharyngeal swabs, nasal cavity swabs, and middle turbinate swabs.

nose structure

nose structure

Nasopharyngeal testing collects a sample from the back wall of the nasopharynx.

Sampling from the middle turbinate location is not as uncomfortable as the nasopharynx.

Anterior nasal swab/nasal swab:

Taking a sample in the anterior position of the nose does not cause discomfort and can be used by people with narrow nasal passages.
The sampling difficulty is low, and the patient can easily complete the anterior nose sampling by himself.

Although nasopharyngeal swabs, nasal swabs and turbinate swabs have different sampling methods, they can all be used to collect samples and then use PCR results to determine whether the owner of the sample has been infected with the new coronary pneumonia virus.

Do you feel any discomfort? Does it hurt!

Nasopharyngeal Swab Sample

Nasopharyngeal Swab Sample

Nasal swabs and throat swabs are the two most widely used sampling methods. Just use a flocked swab to gently wipe the throat mucosa or nasal mucosa, and it can be completed in 1 to 2 seconds, which is generally not uncomfortable. However, for some more sensitive people, irritating retching, nausea or choking may occur. At this time, it is best to use a tissue to cover the mouth and nose and try to hold it back to avoid vomit or sputum. create pollution.

How does nucleic acid testing relieve the discomfort of sampling?

Both nasopharyngeal swab sampling and oropharyngeal swab sampling will make the sampled person feel slightly uncomfortable, which can be relieved after a short rest. Therefore, during the sampling process, the sampled person should cooperate with the sampling personnel as much as possible, relax as much as possible, and do not move the head excessively to avoid scratching the mucous membrane with the sampling swab.

Is the nasal swab COVID test the best test?

What are the current testing methods for COVID-19?

There are two types of virus detection:

  • Nucleic acid amplification test (NAAT) (PCR test) and antigen test.
  • Antibody tests (also called serology tests) can show whether you have been infected in the past.

Mouth Swab vs Nasal Swab

HOW TO USE

HOW TO USE

Nasal swabs generally enter from the nasal cavity and take the secretions at the back of the nasopharynx, while pharyngeal swabs enter from the mouth to the throat and take local secretions for inspection, that is, the two enter in different ways.

Learn more about Mouth Swab and Nasal Swab. Click here

Viral Transport Medium Tube

Viral Transport Medium Tube

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Viral Transport Medium Tube

A virus sampling tube is a product used to collect and transport infectious disease specimens. It is not a single product, but a set consisting of a sampling flocked swab, Viral Transport Medium and a plastic tube. Sampling process: use a swab to sample the patient, but the preservation solution into a plastic tube, put the sample into the plastic tube preservation solution, and transport the preserved sample to the laboratory for testing.

Special instructions for virus sampling tubes:

If the collected sample is used to detect viral nucleic acid, it must be used with a nucleic acid extraction kit and nucleic acid detection reagent; if it is used for virus isolation, it must be combined with a cell culture medium.

Different application fields have different requirements on the volume of sampling liquid, please replace the corresponding product according to the prompts in the sequence information:

Viral sampling tubes that collect viral samples from clinical patients generally require less fluid.

For a collection of single-use virus sampling tubes and short-term delivery of influenza virus from the external environment. We typically require a liquid volume of 3 to 6 ml.

Virus sampling tubes have three requirements, including transport, storage, and sample usefulness.

Transportation, ensure that the samples do not leak during transportation;

Preservation, ensure that the sample does not leak during the preservation process;

In terms of the usefulness of the sample, the sampling tube itself does not have a toxic effect on the sample, so as not to affect the material collected in the sampling tube, which in turn affects the test results.

What is vtm kits?

Viral Transport Medium Tube

Viral Transport Medium Tube

Cell medical (Dongguan) Co., Ltd.’s disposable nasopharyngeal VTM sampling kit is a nasopharyngeal swab sample collection for COVID-19 detection. The kit contains a virus transport medium (VTM) for nucleic acid detection and virus culture. It can be stored at room temperature before collection and should be stored at 2-8°C after collection to avoid the growth of contaminants.

VTM

Viral Transport Medium includes Hanks’ Balanced Salt Solution, fetal bovine serum, antibacterial antibiotics, antifungal antibiotics. And phenol red as indicators for real-time monitoring of solution pH stability.

It is not a single product, but a set consisting of a sampling flocked swab, Viral Transport Medium and a plastic tube.

Flocked swab

The supplied sterile nasopharyngeal swab has a flocked tip with a breakpoint at 80mm of the tip, compatible with the supplied tubing. The cap design is very effective in containing the VTM and preventing sample leakage.

Viral Transport Medium kits Specifications

Specifications
1 nasal flocking sampling swab + 1 bottle of 10ml preservation solution, containing 3ml liquid
Liquid Volume:
1mL/2mL/3mL/5mL

Click here to learn more.

COVID Swab test

COVID Swab test : How can I do a Swab Test

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From last year to now, the epidemic has changed our way of life. Working from home, quarantine, temporary unemployment, children taking early leave or schooling at home, and less seeing family, friends, and colleagues, many changes require us to adapt.

Since late December 2021, the epidemic in Hong Kong has worsened sharply after the Chinese New Year. On February 5, Hong Kong recorded 300 new positive test cases every day, setting an epidemic record; two days later, the number rose to 607; it exceeded 1,000 for the first time on February 9, and exceeded 2,000 on the 14th.

In the face of the pneumonia epidemic of new coronavirus infection, how should we conduct swab tests? How can we do personal protection in our daily life?

The new coronavirus is transmitted through the respiratory tract, and the pharynx is the place where such viruses gather more. Throat swab samples are medical cotton swabs, which are dipped in a small number of secretions from the pharynx of the human body, and the samples taken are throat swab samples. the virus type.

How can I do a swab test?

Cell medical (Dongguan) Co., Ltd., a professional VTM kits and swabs manufacturer, disposable swab tubes exporter, has many years of experience in medical application molding and flocking treatment heads and swabs.

When performing a swab test, we make the following recommendations to the sampler:

  1. Residents are encouraged to blow their noses to clear their nasal passages.
    If residents cannot perform this task, wipe their nostrils with a flocked swab or tissue.
  2. The Resident’s name, date of birth and time of collection are affixed to the vial.
  3. hand hygiene. Wear a mask, goggles and gloves.
  4. With the head in a neutral position, insert the dry swab from the nostril straight back (not upward) along the base of the nasal passage until it reaches the posterior wall of the nasopharynx—usually halfway from the corner of the nose to the front of the ear (about 4~4~ 6 cm or 1.6-2.5 inches).
  5. Gently swirl the flocked sampling swab and let it sit for a few seconds.
  6. Carefully remove the flocked swab without touching the sides of the nostrils.
  7. Open the virus sampling tube (VTM Tube) and place the swab in the transport medium.
  8. Break the flocked swab along with the swab Breakpoint and close the cap.
  9. Place the sample (viral sampling tube) in the inner bag of the plastic biohazard bag.
  10. Remove gloves for hand hygiene; remove masks for mouth hygiene.
  11. Complete the application form and place it in the small outer bag of the plastic biohazard bag.
  12. Place the entire plastic biohazard bag in a separate clean paper or ziplock bag.
  13. Refrigerated specimens.
  14. shipped to the laboratory.

How can we do personal protection in our daily life?

1. Wash your hands frequently and maintain good respiratory hygiene.

Wash your hands under running water with soap or hand sanitiser.
Practice good respiratory hygiene. Cover your mouth and nose with a tissue or towel when coughing or sneezing, wash your hands after coughing or sneezing, and avoid touching your eyes, nose or mouth with your hands.

2. Enhance physical fitness and immunity, keep the environment clean and ventilated.

Enhance physical fitness and immunity, eat a balanced diet, exercise moderately, work and rest regularly, and avoid excessive fatigue.
Open windows for ventilation no less than 3 times a day, 20 to 30 minutes each time.

3. Minimize activities in crowded places and pay attention to symptoms.

Minimize activities in crowded places and avoid contact with patients with respiratory infections.
If you have respiratory symptoms such as cough, runny nose, and fever, you should isolate and rest at home, and seek medical attention as soon as possible if the fever persists or the symptoms worsen.

4. The role of handwashing in preventing respiratory tract-borne diseases.

Proper handwashing is one of the most effective measures to prevent diarrhea and respiratory infections. The Chinese Center for Disease Control and Prevention, the World Health Organization, and other authorities recommend washing hands with soap and water (water).

5. What should I do if there is no clean water outside the trip and it is inconvenient to wash hands?

You can clean your hands with alcohol-based sanitisers. Coronaviruses are not acid and alkali resistant and are sensitive to organic solvents and disinfectants. 75% alcohol can inactivate viruses, so a certain concentration of alcohol disinfection products can be used as an alternative to soap and running water for handwashing.

 

Do a good job of COVID-19 nucleic acid swab testing, maintain a healthy lifestyle, and do personal hygiene. During the epidemic, follow the principles of going out less, wearing masks, washing hands frequently, actively isolating, and maintaining personal and home hygiene.