CN218474609U - Conjunctival sac secretion collector - Google Patents
Conjunctival sac secretion collector Download PDFInfo
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- CN218474609U CN218474609U CN202220301770.XU CN202220301770U CN218474609U CN 218474609 U CN218474609 U CN 218474609U CN 202220301770 U CN202220301770 U CN 202220301770U CN 218474609 U CN218474609 U CN 218474609U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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Abstract
The utility model relates to the field of medical examination sampling equipment, in particular to a conjunctival sac secretion collector, which comprises a storage tube and a sampling stick, wherein the storage tube comprises a tube body and a tube cover, the outer annular surface of the top opening of the tube body is provided with an external thread to form a threaded interface section, and the threaded interface section is provided with a positioning gap which is formed by extending downwards along the top opening of the tube body; the sampling label comprises a disposable aseptic rod and cellulose acetate sampling test paper, and the middle part of the disposable aseptic rod is provided with a breaking indent which is convenient for the disposable aseptic rod to break; the length of the broken inner concave part of the disposable sterile rod to the first end is smaller than the depth of the cavity in the tube body, and the width of the positioning notch is matched with the diameter of the broken inner concave part of the disposable sterile rod. This collector can be comparatively convenient collection carry out eyelid bulbar conjunctiva sampling down, ensures that the sampling process does not have secondary pollution, has ensured the sample simultaneously and has transported the safety on the way, avoids polluting.
Description
Technical Field
The utility model relates to a medical treatment inspection sampling equipment field, especially a conjunctival sac secretion collector.
Background
Conjunctival inflammation has long been one of the most common ocular diseases and a major cause of post-mortem infection in patients with ocular surgery. With the abuse of antibiotic drugs, drug resistance and conjunctivitis caused by special microorganism infection are increased, so the etiological diagnosis of the conjunctivitis has important significance on the accuracy of the treatment.
The detection of pathogenic microorganisms by secretion of conjunctivitis is a simple and convenient diagnostic means. The currently common conjunctival sac sampling methods comprise two methods. First, the aseptic swab method: the fornix conjunctiva was wiped from one end of the conjunctival sac to the other end using a sterile cotton swab and immediately inoculated onto a blood plate. Second, conjunctival blotting: and clamping filter paper by using a sterile forceps, flatly pasting the filter paper on the lower bulbar conjunctiva, taking out the filter paper after 6 seconds, and quickly placing the taken-out test paper on a glass slide. And (4) further identifying the collected specimen after incubation and bacterial culture. With the continuous development of molecular biology, the prior art can carry out PCR detection on collected specimens, so that a faster, more accurate and more sensitive inspection result can be obtained.
There are several problems in the specimen collection process. 1. The detection rate of the aseptic cotton swab method is low, effective point tissues and pathogens of the smear part remain on the cotton swab, and the cotton swab specimen is easy to pollute in the using and transferring processes. 2. Although the test paper printing method has high patient detection rate, the cost is high, the operation is more numb and hectic, and great inconvenience and burden are brought to the operation of the patient who is treated in an outpatient service.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a conjunctival sac secretion collector, this collector can be comparatively convenient collection carry out the sampling of eyelid bulb conjunctiva down, ensure that the sampling process does not have secondary pollution, ensured the sample simultaneously and transported the safety on the way, avoid polluting.
In order to achieve the above object, the utility model adopts the following technical scheme:
a conjunctival sac secretion collector comprises a storage tube and a sampling label, wherein the storage tube comprises a tube body and a tube cover, the tube body is a cylindrical container with an open top, an external thread is arranged on the outer ring surface of the open top of the tube body, a threaded interface section is formed at the external thread of the tube body, the threaded interface section is provided with a positioning gap extending downwards along the open top of the tube body, the tube cover is in a cap shape, an internal thread is arranged on the inner ring surface of the tube cover, and the tube cover is screwed on the threaded interface section through the internal thread and seals the open top of the tube body;
the sampling label comprises a disposable aseptic rod and cellulose acetate sampling test paper, the middle part of the disposable aseptic rod is provided with a breaking indent which is convenient for the disposable aseptic rod to break, the cellulose acetate sampling test paper is in a strip shape, the cellulose acetate sampling test paper is wound on the outer ring surface of the first end of the disposable aseptic rod, and the second end of the disposable aseptic rod is a handheld end;
the length of the broken inner concave part of the disposable sterile rod to the first end is smaller than the depth of the cavity in the tube body, and the width of the positioning notch is matched with the diameter of the broken inner concave part of the disposable sterile rod.
Preferably, the height of the positioning notch is not less than the diameter of the disposable sterile rod.
Preferably, the bottom of the cavity in the tube body is a liquid containing area for containing physiological saline, and the liquid containing area is a hemispherical cavity or a conical cavity.
Preferably, the bottom of the pipe body is provided with a support frame which is integrally formed with the pipe body, and the bottom of the support frame is horizontal so as to enable the pipe body to stand on a plane.
Preferably, the height of the cavity in the tube body is 3.5 cm-4 cm.
Preferably, the outer circumferential surface of the cap has an anti-slip thread.
Preferably, the tube body is made of transparent materials.
Preferably, the outer annular surface of the first end of the disposable sterile rod and the outer annular surface close to the first end are respectively provided with a positioning convex ring, the two positioning convex rings are arranged at intervals, and the cellulose acetate sampling test paper is wound outside the disposable sterile rod between the two positioning convex rings.
Preferably, after the cellulose acetate sampling test paper is wound outside the disposable sterile rod, the thickness of the wound cellulose acetate sampling test paper is greater than the protruding height of the positioning convex ring.
Use the utility model discloses a beneficial effect is:
this collector is through the cooperation of preserving pipe and sampling sign, the second end of holding disposable aseptic pole during the sampling slowly rolls cellulose acetate sample test paper in the palpebral bulbar conjunctiva under and samples, the cellulose acetate sample test can once only acquire 3 layers of conjunctiva cells in order to be used for the inspection, can insert the pipe shaft with cellulose acetate sample test paper on the disposable aseptic pole after the sampling is signed in the sampling, the embedding that the rupture indent corresponds is to in the locating gap, break the second end of disposable aseptic pole off with the fingers and thumb, can make the easy rupture of disposable aseptic pole from the interior recess of rupture. The disposable aseptic rod and the cellulose acetate sampling test paper at the front end are kept in the tube body, 200-300 mu L of physiological saline is pre-stored in the tube body, the physiological saline is immersed in the cellulose acetate sampling test paper, and the tube cover is screwed down.
The conjunctiva cell that this collector can once sample a lot through cellulose acetate sample test paper, and the break is signed in the sample convenient, and structural optimization through disposable aseptic bar can also avoid cellulose acetate sample test paper to slide along disposable aseptic bar when the sample and drop even.
The collector has the advantages of simple structure, low manufacturing cost, convenient use, safety in use and transportation and capability of avoiding sample pollution.
Drawings
Fig. 1 is a schematic structural diagram of the conjunctival sac secretion collector of the present invention.
Fig. 2 is a schematic view of a preservation tube in the conjunctival sac secretion collector of the utility model.
Fig. 3 is an effect diagram of the utility model after the sampling pick is broken in the conjunctival sac secretion collector.
Fig. 4 isbase:Sub>A sectional view taken alongbase:Sub>A-base:Sub>A in fig. 3.
Fig. 5 is an effect diagram of the conjunctival sac secretion collector after sampling.
The reference numerals include:
10-preservation tube, 11-tube body, 111-support frame, 112-Rong Yeou, 113-threaded interface section, 114-positioning notch, 12-tube cover, 20-sampling label, 21-disposable aseptic rod, 211-broken indent, 212-positioning convex ring, 22-cellulose acetate sampling test paper and 30-physiological saline.
Detailed Description
In order to make the purpose, technical solution and advantages of the present technical solution more clear, the present technical solution is further described in detail below with reference to specific embodiments. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present teachings.
As shown in fig. 1 to 5, a conjunctival sac secretion collector comprises a preservation tube 10 and a sampling tag 20, wherein the preservation tube 10 comprises a tube body 11 and a tube cover 12, the tube body 11 is a cylindrical container with an open top, an outer annular surface of the open top of the tube body 11 is provided with an external thread, a threaded interface section 113 is formed at the external thread of the tube body 11, the threaded interface section 113 is provided with a positioning notch 114 extending downwards along the open top of the tube body 11, the tube cover 12 is in a cap shape, an inner annular surface of the tube cover 12 is provided with an internal thread, and the tube cover 12 is screwed on the threaded interface section 113 through the internal thread and closes the open top of the tube body 11; the sampling label 20 comprises a disposable aseptic rod 21 and a cellulose acetate sampling test paper 22, the middle part of the disposable aseptic rod 21 is provided with a breaking indent 211 which is convenient for the disposable aseptic rod 21 to break off, the cellulose acetate sampling test paper 22 is in a strip shape, the cellulose acetate sampling test paper 22 is wound on the outer annular surface of the first end of the disposable aseptic rod 21, and the second end of the disposable aseptic rod 21 is a handheld end; the length of the break-off indent 211 in the disposable sterile rod 21 to the first end is less than the depth of the internal cavity of the shaft 11, and the width of the positioning notch 114 matches the diameter of the break-off indent 211 of the disposable sterile rod 21.
The collector can hold the second end of the disposable aseptic rod 21 to roll the cellulose acetate sampling test paper 22 slowly on the blepharospermis conjunctiva for sampling through the matching of the storage tube 10 and the sampling label 20 during sampling, the cellulose acetate sampling test can obtain 3 layers of conjunctiva cells for inspection at one time, the cellulose acetate sampling test paper 22 on the disposable aseptic rod 21 can be inserted into the tube body 11 after the sampling by the sampling label 20, the broken indent 211 is correspondingly embedded into the positioning notch 114, the second end of the disposable aseptic rod 21 is broken off, so that the disposable aseptic rod 21 can be easily broken off from the broken indent 211, and the broken sampling label 20 is shown in fig. 3. The disposable sterile rod 21 and the cellulose acetate sampling test paper 22 at the front end are remained in the tube body 11, 200-300 muL of physiological saline 30 is prestored in the tube body 11, the physiological saline 30 is immersed in the cellulose acetate sampling test paper 22, and the tube cover 12 is screwed down.
In this embodiment, the length of the disposable sterile rod 21 is 7 cm to 10 cm, the length from the first end of the disposable sterile rod 21 to the break indent 211 is 3 cm to 4 cm, and the length from the break indent 211 to the second end of the disposable sterile rod 21 is 4 cm to 6 cm. The height of the cavity in the tube body 11 is 3.5 cm-4 cm. Therefore, after the disposable sterile rod 21 is broken along the breaking indent 211, the front section of the disposable sterile rod 21 and the cellulose acetate sampling test paper 22 can be accommodated in the tube body 11.
The disposable sterile rod 21 can be a bamboo rod or a PS rod, the diameter of the disposable sterile rod 21 is 22 mm-24 mm, and the diameter of the broken indent 211 of the disposable sterile rod 21 is 15 mm-16 mm. Correspondingly, the width of the positioning notch 114 is slightly larger than the width of the break-off indent 211, the width of the positioning notch 114 is 17 mm to 18 mm, the height of the positioning notch 114 is not less than the diameter of the disposable sterile rod 21, and in this embodiment, the depth of the positioning notch 114 is 20 mm. When the disposable aseptic rod 21 is used, the disposable aseptic rod 21 can be inserted into the positioning notch 114 along the breaking indent 211, then the disposable aseptic rod 21 is transversely pulled to be positioned at the outer section of the tube body 11, and the disposable aseptic rod 21 is broken after stress concentration is formed at the breaking indent 211.
As shown in FIG. 5, since the physiological saline 30 is reserved in the tube body 11, the bottom of the cavity in the tube body 11 is Rong Yeou for containing the physiological saline 30, and the liquid containing area 112 is a hemispherical cavity or a conical cavity, so that the liquid level of the physiological saline 30 can be kept at a high level.
As shown in fig. 2, the bottom of the pipe body 11 is provided with a support 111 integrally formed with the pipe body 11, and the bottom of the support 111 is horizontal so as to erect the pipe body 11 on a plane.
Preferably, the outer circumferential surface of the cap 12 has an anti-slip thread to facilitate screwing the cap 12. The tube body 11 is made of transparent material so as to observe the internal condition of the tube body 11.
As shown in fig. 4, the outer circumferential surface of the first end of the disposable aseptic stick 21 and the outer circumferential surface near the first end are respectively provided with a positioning protruding ring 212, the two positioning protruding rings 212 are arranged at intervals, and the cellulose acetate sampling test paper 22 is wound around the exterior of the disposable aseptic stick 21 between the two positioning protruding rings 212.
After the cellulose acetate sampling test paper 22 is wound on the outside of the disposable sterilized rod 21, the thickness of the wound cellulose acetate sampling test paper 22 is greater than the height of the positioning convex ring 212.
The conjunctiva cell that this collector can once sample a lot through cellulose acetate sample test paper 22, and the sample is signed 20 rupture and is convenient, can also avoid cellulose acetate sample test paper 22 to slide along disposable aseptic rod 21 when the sample or even drop through disposable aseptic rod 21's configuration optimization.
The collector has the advantages of simple structure, low manufacturing cost, convenient use, safety in use and transportation and capability of avoiding sample pollution.
The foregoing is only a preferred embodiment of the present invention, and many variations can be made in the specific embodiments and applications of the present invention by those skilled in the art without departing from the spirit of the present invention.
Claims (9)
1. A conjunctival sac secretion collector is characterized in that: the tube comprises a preservation tube and a sampling label, wherein the preservation tube comprises a tube body and a tube cover, the tube body is a cylindrical container with an opening at the top, an external thread is arranged on the outer ring surface of the opening at the top of the tube body, a threaded interface section is formed at the external thread of the tube body, the threaded interface section is provided with a positioning notch which extends downwards along the opening at the top of the tube body, the tube cover is in a cap shape, an internal thread is arranged on the inner ring surface of the tube cover, and the tube cover is screwed on the threaded interface section through the internal thread and seals the opening at the top of the tube body;
the sampling label comprises a disposable aseptic rod and cellulose acetate sampling test paper, the middle part of the disposable aseptic rod is provided with a breaking indent which is convenient for the disposable aseptic rod to break, the cellulose acetate sampling test paper is in a strip shape, the cellulose acetate sampling test paper is wound on the outer ring surface of the first end of the disposable aseptic rod, and the second end of the disposable aseptic rod is a handheld end;
the length of the broken inner concave part of the disposable sterile rod to the first end is smaller than the depth of the cavity in the tube body, and the width of the positioning notch is matched with the diameter of the broken inner concave part of the disposable sterile rod.
2. The conjunctival sac secretion collector of claim 1, wherein: the height of the positioning notch is not less than the diameter of the disposable sterile rod.
3. The conjunctival sac secretion collector of claim 1, wherein: the bottom of the cavity in the tube body is a liquid containing area for containing physiological saline, and the liquid containing area is a hemispherical cavity or a conical cavity.
4. The conjunctival sac secretion collector of claim 1, wherein: the bottom of pipe shaft is equipped with the support frame with pipe shaft integrated into one piece, and the bottom level of this support frame so that make the pipe shaft erect on the plane.
5. The conjunctival sac secretion collector of claim 1, wherein: the height of the cavity in the tube body is 3.5 cm-4 cm.
6. The conjunctival sac secretion collector of claim 5, wherein: the outer annular surface of the pipe cover is provided with anti-slip threads.
7. The conjunctival sac secretion collector of claim 5, wherein: the pipe body is made of transparent materials.
8. The conjunctival sac secretion collector according to any one of claims 1-7, wherein: the outer annular surface of the first end of the disposable sterile rod and the outer annular surface close to the first end are respectively provided with a positioning convex ring, the two positioning convex rings are arranged at intervals, and the cellulose acetate sampling test paper is wound outside the disposable sterile rod between the two positioning convex rings.
9. The conjunctival sac secretion collector of claim 8, wherein: after the cellulose acetate sampling test paper is wound outside the disposable sterile rod, the thickness of the wound cellulose acetate sampling test paper is larger than the protruding height of the positioning convex ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220301770.XU CN218474609U (en) | 2022-02-15 | 2022-02-15 | Conjunctival sac secretion collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220301770.XU CN218474609U (en) | 2022-02-15 | 2022-02-15 | Conjunctival sac secretion collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218474609U true CN218474609U (en) | 2023-02-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220301770.XU Active CN218474609U (en) | 2022-02-15 | 2022-02-15 | Conjunctival sac secretion collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218474609U (en) |
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2022
- 2022-02-15 CN CN202220301770.XU patent/CN218474609U/en active Active
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