CN217659960U - Telescopic nasopharyngeal specimen collection swab with limiting warning ring mark - Google Patents

Abstract

The utility model discloses a telescopic nasopharyngeal specimen collecting swab with a limit warning ring mark, which comprises an outer tube, a telescopic part and a specimen dipping part which are connected in sequence; the outer pipe comprises a pipe body, a first end and a second end, wherein the first end and the second end are arranged at two ends of the pipe body; the pars contractilis has the body and is located the A end and the B end at body both ends, and the sample dips in and gets the portion and set firmly in the B and serve, but the pars contractilis slide and insert to the outer tube and A end axial slip to second end department, and the second is held and is equipped with the snap ring of establishing radial depression, and the internal diameter of snap ring is less than the external diameter of pars contractilis body, and A serves to set up the draw-in groove that can supply the snap ring card to go into. In this embodiment, the pharynx swab has flexible function, and after the sample was accomplished, with the pharynx swab retraction put into the sample collection test tube can, very big simplification the operation, effectively avoided the sample to dip in the part and got the swab that appears easily when the operation injures staff, sample dip in the portion and contact with the foreign object and receive the condition of pollution.

Description

Telescopic nasopharyngeal specimen collection swab with limiting warning ring mark

Technical Field

The utility model relates to a swab, especially a take scalable nasopharyngeal darby of spacing warning ring mark to gather swab.

Background

Swab detection is a medical detection method in which a small amount of secretions are dipped in a human body from the pharynx or the nasal cavity with a cotton swab, and then the dipped secretions are detected to determine whether a subject is infected. The method is one of common modes for detecting respiratory tract infection, has low cost and high efficiency, and can realize early discovery and prevention and treatment of epidemic situation by nucleic acid detection.

However, the existing swabs still have the following problems during use: 1. when sampling the swab, if the position of the swab held by a worker is excessively forward, the hand of the worker easily touches the mouth or the nose of a detected person, so that the detected person is mentally uncomfortable and even cross infection is caused. 2. When gathering the nasopharyngeal portion sample at present, do not have unified standard and corresponding reference to the degree of depth of different age crowd's swab deep in the nasopharyngeal portion, only rely on the personal experience of sampler to hardly accurately hold, lead to the swab to stretch into too deeply or too shallow, wherein, the swab stretches into too shallow then the sample collection can not arrive, the swab stretches into too deeply then injure the examinee's nasal cavity or pharyngeal portion easily when gathering the sample and cause the discomfort for the examinee when detecting. 3. The existing swab is not adjustable in length and longer than a sample collecting test tube, after a sample is collected, a worker needs to cut off or break off a sample dipping part at the front end of the swab and send the sample dipping part into the sample collecting tube, the step easily causes the sample to be infected, and the worker is easily pricked by a wooden swab to be infected when the sample dipping part is separated. 4. The steps of separating the sample dipping part from the swab are complicated, and the nucleic acid collection efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned not enough, the utility model aims to provide a take scalable nasopharynx portion sample collection swab of spacing warning ring mark to solve present swab and appear the staff easily in the sampling process and touch the examinee and the nonstandard scheduling problem of sample collection operation.

In order to achieve the above purpose, the technical scheme of the utility model is that:

a telescopic nasopharyngeal darby collecting swab with a limit warning ring mark comprises an outer tube, a telescopic part and a sample dipping part which are connected in sequence;

the outer pipe comprises a pipe body, a first end and a second end, wherein the first end and the second end are arranged at two ends of the pipe body; the pars contractilis has the body and is located the A end and the B end at body both ends, the sample dips in the portion of getting and sets firmly in the B is served, but pars contractilis slide insert to the outer tube and A end endwise slip to second end department, the second end is fitted with a contraceptive ring and is established radial sunken snap ring, the internal diameter of snap ring is less than the external diameter of pars contractilis body, A serves to set up the draw-in groove that can supply the snap ring card to go into.

Preferably, the warning ring is marked with red or blue.

Preferably, a throat swab positioning ring set is annularly arranged on the surface of the tube body, and comprises two throat swab positioning rings; when the A end slides to second end department, the sample dipping portion stretches into the degree of depth of pharynx way when the sample is dipped to the distance of two pharynx swab holding rings to sample dipping portion by nearly to far corresponding children and adult respectively.

Preferably, each of the plurality of pharyngeal swab positioning rings is a different color.

Preferably, the positioning ring in the throat swab positioning ring set gradually deepens from the position close to the sample dipping part to the position far away from the dipping part.

Preferably, a nasal swab positioning ring set is annularly arranged on the surface of the body and comprises two nasal swab positioning rings; when the A end slides to second end department, the sample dipping portion stretches into the degree of depth of pharynx way when the sample dipping portion is sampled by corresponding children, adult respectively by nearly to far away to the distance of two nose swab holding rings to sample dipping portion.

Preferably, each of the set of nasal swab positioning rings is a different color.

Preferably, the positioning ring in the nasal swab positioning ring set gradually deepens from the position close to the sample dipping part to the position far away from the dipping part.

Preferably, the A end flaring of the telescopic part is arranged, and the outer diameter of the A end after flaring is larger than the inner diameter of the clamping ring and is attached to the inner wall of the pipe body.

The working principle is as follows: when nucleic acid sampling is required, the worker tears the swab wrapper and then pinches the first end of the outer tube with the fingers. Next, the worker pinches the sample dipping portion with the packing bag therebetween, and pulls the outer tube in the axial direction. After the A end of outer tube slides to the second end of pars contractilis, the snap ring card is gone into to the draw-in groove, and the swab is tensile targets in place, and the staff releases the sample of pinching and takes out swab whole after dipping in the portion and carry out pharyngeal sampling can. It should be noted that, when holding the first end, the worker should pay attention to the fact that the finger cannot exceed the warning ring mark, so as to avoid touching the collected person with the hand during sampling. And after the sampling, the staff fills in the whole sample collection test tube of swab, and the axial promotes the outer tube so that outer tube and pars contractilis relatively slide afterwards, and the swab is retracted to can put into to the sample collection test tube completely can.

Has the advantages that: 1. in this embodiment, the swab has flexible function, and when the sample was accomplished the back, exert axial thrust to the swab, make the length of swab shorten to can get into the sample completely collect the test tube in can, this kind of mode need not to dip in the sample on the swab and get a separation, very big simplification the operation. The above steps can effectively avoid the situation that the existing swab hurts workers and the sample dipping part is polluted due to contact with foreign objects when the sample dipping part is separated. 2. Set up warning ring mark in the department of outer tube and can play the effect of reminding the worker, can also give the examinee not touch his suggestion of worker hand when a kind of sampling simultaneously, make the examinee can keep relaxing when the sampling. 3. Set up throat swab position ring group or nose swab position ring group respectively on the body surface of the body of outer tube and pars contractilis and be favorable to the staff to carry out the position that the required sampling is stretched into with the swab accuracy when sampling, promoted staff (non-medical field personnel in particular) effective sampling rate and reduce by the person's of gathering discomfort. 4. Carry out the colour to pharynx swab holding ring and the nose swab holding ring among pharynx swab set of holding ring and the nose swab set of holding ring and distinguish, help the staff to discern. The 5.A end is flared, so that the outer diameter of the A end is larger than the inner diameter of the clamping ring, and the expansion part is prevented from being separated from the outer tube due to excessive stretching.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

fig. 3 is a cross-sectional view of the present invention in a contracted state;

fig. 4 is an exploded view of the present invention;

fig. 5 is an enlarged view at a.

Reference numerals: 100. outer tube 110, tube body 120, first end 130, second end 140, warning label ring 150, snap ring 160, throat swab positioning ring set 161, positioning ring 200, telescoping portion 210, body 220, end 230, end 240, snap groove 250, nasal swab positioning ring set 251, nasal swab positioning ring set

300. A sample dipping part.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 5, the retractable nasopharyngeal portion specimen collecting swab with a limit warning ring mark comprises an outer tube 100, a retractable portion 200 and a sample dipping portion 300 which are connected in sequence. It should be noted that the outer tube is mainly composed of a tube body 110, a first end 120 and a second end 130 at two ends of the tube body, and a warning ring 140 disposed on the outer surface of the tube body near the first end. As shown in fig. 2 and 3, the telescopic part 200 includes a body 210, and an a end 220 and a B end 230 at both ends of the body. The sample dipping portion 300 is fixed on the end B230, and the end A220 and the body 210 are inserted into the outer tube in a sliding fit manner. The swab is extended by pulling the telescoping portion axially and moving the A end 230 of the telescoping portion to the second end 130. In order to prevent the operator from pulling the telescopic part out of the outer tube, a ring of radially recessed snap ring 140 is annularly arranged on the second end, and the inner diameter of the snap ring is smaller than the outer diameter of the telescopic part body. Meanwhile, a ring of clamping grooves 240 for clamping the clamping ring is annularly arranged at the end A. It should be noted that, for the convenience of observation by the staff and the person to be examined, the warning ring mark may be made of a striking color such as a striking red color, a striking blue color, or the like.

The swab sample dipping part can be more accurately inserted into the pharyngeal tract of a person to be collected through the oral cavity or the nasal cavity when a worker in the non-medical field takes a sample. A set of pharyngeal swab positioning ring set 150 and a set of nasal swab positioning ring set 250 are provided on the outer surface of the tube 110 or the outer surface of the body 210 of the telescoping portion 200, respectively. The throat swab positioning ring set 150 is composed of two throat swab positioning rings 151, which are axially arranged on the tube body. Specifically, when the end A of the telescopic part slides to the second end (the swab is stretched in place), the distance from the two pharynx swab positioning rings to the sample dipping part respectively corresponds to the depth of the sample dipping part extending into the pharynx passage of the child and the adult in the sampling process from near to far. The nasal swab positioning ring set 250 is comprised of two nasal swab positioning rings 251 that are axially spaced on the tube. Specifically, when the end A of the telescopic part slides to the second end (the swab is stretched in place), the distance from the two nose swab positioning rings to the sample dipping part respectively corresponds to the depth of the sample dipping part extending into the pharyngeal tract of a child and an adult in the sampling process from near to far.

In addition, each of the pharyngeal swab positioning rings in the set 150 of pharyngeal swab positioning rings is a different color for ease of identification. Preferably, in order to enable the pharynx swab positioning rings in the pharynx swab positioning ring set to be better capable of enabling the pharynx swab positioning rings corresponding to the ages to be gradually darkened from the position close to the sample dipping part to the position far away from the sample dipping part.

Likewise, each nasal swab positioning ring 251 in the set of nasal swab positioning rings 250 is individually colored differently for ease of identification. Preferably, in order to make the nose swab holding ring in the nose swab holding ring set better correspond to the age of two nose swab holding rings, the color of the two nose swab holding rings is gradually deepened from being close to the sample dipping part to being far away from the sample dipping part.

It should be noted that, in order to increase the stability of the extendable and contractible portion after extension and to better prevent the extendable and contractible portion from being pulled out. The A end of the expansion part is flared. Specifically, the outer diameter of the end A after flaring is larger than the inner diameter of the clamping ring. Meanwhile, the A end after flaring is attached to the inner wall of the pipe body.

In the above embodiment, the nasal swab collection distance is generally from the tip of the nose to the earlobe, and the collection depth is about half of the distance from the root of the ear to the nostril of the subject, about 4cm for adults and about 2-3cm for children, and 7-10cm for pharyngeal swabs and 5cm for children.

Claims (9)

1. The utility model provides a take scalable nasopharyngeal portion sample collection swab of spacing warning ring mark which characterized in that: comprises an outer tube, a telescopic part and a sample dipping part which are connected in sequence;

the outer pipe comprises a pipe body, a first end and a second end, wherein the first end and the second end are arranged at two ends of the pipe body;

the pars contractilis has the body and is located the A end and the B end at body both ends, the sample dips in and gets the portion and set firmly in B and serve, but pars contractilis slide and insert to the outer tube and A end axial slip to second end department, the second end is fitted with a contraceptive ring and is established radial sunken snap ring, the internal diameter of snap ring is less than the external diameter of pars contractilis body, A serves to set up the draw-in groove that can supply the snap ring card to go into.

2. The retractable nasopharyngeal specimen collection swab with a limit warning ring marker as recited in claim 1, wherein: the warning ring is marked with red or blue.

3. The retractable nasopharyngeal specimen collection swab with a limit warning ring marker as recited in claim 1, wherein: the surface of the tube body is annularly provided with a pharynx swab positioning ring group, and the pharynx swab positioning ring group comprises two pharynx swab positioning rings; when the A end slides to the second end, the distance from the two pharyngeal swab positioning rings to the sample dipping portion respectively corresponds to the depth of the sample dipping portion extending into the pharyngeal tract when the sample is sampled by children and adults from near to far.

4. The retractable nasopharyngeal specimen collection swab with a limit warning ring marker as recited in claim 3, wherein: each positioning ring in the throat swab positioning ring set is respectively in different colors.

5. The retractable nasopharyngeal specimen collection swab with a limit warning ring marker as recited in claim 3, wherein: the locating ring deepens gradually by being close to sample portion of dipping to keeping away from portion of dipping in the pharynx swab locating ring group.

6. The retractable nasopharyngeal specimen collection swab with a limit warning ring marker as recited in claim 1, wherein: a nasal swab positioning ring group is annularly arranged on the surface of the body and comprises two nasal swab positioning rings; when the end A slides to the end B, the distance from the two nose swab positioning rings to the sample dipping part respectively corresponds to the depth of the sample dipping part extending into the pharyngeal tract when the sample is sampled by children and adults from near to far.

7. The retractable nasopharyngeal specimen collection swab with a limit warning ring marker as recited in claim 6, wherein: each positioning ring in the nasal swab positioning ring set adopts different colors.

8. The retractable nasopharyngeal specimen collection swab with a limit warning ring marker as recited in claim 6, wherein: the holding ring in the nose swab holding ring group is by being close to the sample portion of dipping in to keeping away from the portion of dipping in the color deepening gradually.

9. The retractable nasopharyngeal specimen collection swab with a limit warning ring marker as recited in claim 1, wherein: the A end flaring of pars contractilis sets up, and the A end external diameter after the flaring is greater than the internal diameter of snap ring and the inner wall setting of laminating body.

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