CN216294131U

CN216294131U - Vagina cell is at home not to have wound from sampling device

Info

Publication number: CN216294131U
Application number: CN202122612131.3U
Authority: CN
Inventors: 陈熙敏
Original assignee: GUANGZHOU TARGENE BIOTECH CO Ltd
Current assignee: GUANGZHOU TARGENE BIOTECH CO Ltd
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-04-15
Anticipated expiration: 2031-10-28

Abstract

The utility model provides a home noninvasive self-sampling device for vaginal cells, which comprises a cell collector and a sample storage tube. The cell collector comprises an inner conduit, an outer conduit and a cell collecting part, wherein the cell collecting part comprises a liquid adsorption column and a cell enrichment outer membrane sleeve. When sampling, the inner catheter is pushed to move along the axial direction of the outer catheter, and the cell collecting part is pushed to be placed in the vagina, so that sampling can be performed. The device is novel in design, small in size and easy to carry, invasive methods such as vaginal dilator vaginal dilation, auxiliary cotton swab or cell brushing and scraping sampling are avoided, and therefore invasive examination possibly caused to a patient is reduced. The vaginal cell sampling method does not need to be operated in a hospital outpatient service or a ward, can independently complete the sampling operation at home for a person, is suitable for home noninvasive sampling, can collect cell samples comprising uterine cavity mucosa cast-off cells and secretions, cervical and vaginal mucosa cast-off cells and vaginal secretions, is beneficial to realizing pathogen infection and/or related tumor detection of a female reproductive system, promotes early diagnosis and early treatment of tumors of the female reproductive system and pathogen infection detection and diagnosis, and has wide clinical application significance.

Description

Vagina cell is at home not to have wound from sampling device

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a home noninvasive self-sampling device for vaginal cells.

Background

The vaginal secretion refers to a mixture of different substance components in different parts of female genital tract, mainly comprising liquid and cells, wherein the liquid component is mainly secreted by vagina, endometrium, ovary and the like, and the cell component mainly comprises vaginal squamous epithelial cells, cervical columnar epithelial cells and various bacteria parasitized in vagina. The vaginal secretion reflects the health state of female reproductive system to a great extent, so that the vaginal secretion detection has great application value in the fields of female reproductive system infection, tumor diagnosis, estrogen level judgment, preoperative assay and the like.

Ovarian, cervical and endometrial cancers in tumors of the female reproductive system are the first three common gynecological malignancies that lead to death. Early diagnosis and early treatment are effective measures for reducing the death of female reproductive system tumor patients, and cancerous cast-off cells existing in vaginal secretion are ideal detection objects for early diagnosis. However, since the sampling site of the vaginal secretion relates to female privacy, if the vaginal secretion needs to be examined in a hospital, the medical staff samples the vaginal secretion, which inevitably causes patient conflict, and meanwhile, the traditional sampling methods of dilating the vagina by using a vaginal dilator, assisting a cotton swab or a cytobrush and the like have complex operation process, require operation experience and skill, and the process may cause great pain and psychological stress of the patient, and easily cause complications such as bleeding, infection, uterine perforation, cervical laceration, uterine curettage comprehensive reaction and the like, so that the finding of the vaginal cell noninvasive examination method with simple operation, high specificity and high sensitivity has important clinical significance.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides a home noninvasive self-sampling device for vaginal cells, which has the advantages of reasonable design, small volume, easy carrying and simple and convenient operation, does not need to be matched with professional technicians and additional instruments, is suitable for home noninvasive sampling of vaginal secretion, and is beneficial to the realization of home detection of tumors of female reproductive systems, thereby promoting the early diagnosis and early treatment of the tumors of the female reproductive systems.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a vaginal cell is at home not to have and is created from sampling device, includes cell collector, sample holding tube, the cell collector include inner tube, outer pipe and cell collection portion, inner tube detachable inlay and establish outer pipe in, can follow outer pipe axial displacement, outer pipe with the one end that the inner tube is relative is provided with the export, cell collection portion inlays the cover and sets up in the outer pipe, cell collection portion comprises haulage rope and collection structure, haulage rope one end fixed connection collection structure, the other end wear out extremely outside the inner tube pipe, collection structure comprises liquid adsorption column, cell enrichment adventitia cover, sample holding tube pre-installation has the sample preservation liquid to deposit the vaginal secretion sample that cell collection portion gathered.

In one scheme of the utility model, one end of the inner catheter embedded in the outer catheter is provided with a limiting structure, and the outer diameter of the limiting structure is slightly smaller than the aperture of the outer catheter.

In one aspect of the utility model, the outer diameter of the limiting structure is larger than the maximum aperture of the outlet of the outer conduit.

In one aspect of the utility model, the outer catheter is provided with a grip portion.

In one aspect of the utility model, the outer conduit outlet comprises at least 2 lobes.

In one aspect of the present invention, the liquid absorption column is made of a soft water-absorbing material

In a preferred embodiment of the present invention, the material of the liquid absorption column includes, but is not limited to, one or more of medical absorbent cotton, viscose fiber, and a mixture of medical absorbent cotton and viscose fiber

In one embodiment of the present invention, the material of the cell-enriched outer membrane sleeve is a filter membrane material for adsorbing cells.

In one embodiment of the present invention, the material of the cell-enriched outer membrane sheath includes, but is not limited to, one or more of cotton cellulose, polypropylene, polylactic acid, parylene, and polycarbonate.

In one embodiment of the present invention, the cell-enriching outer membrane sleeve is provided with a sampling marker.

In a preferred embodiment of the present invention, the sampling marker is disposed 1-3cm from the top end of the cell-enriched outer membrane casing.

In one aspect of the utility model, the cell-enriched outer membrane sleeve is provided with a breakpoint.

In a preferred embodiment of the present invention, the breakpoint is located 1-3cm from the top end of the cell-enriched outer membrane sleeve.

In a preferred embodiment of the present invention, the collection structure is provided with a through hole for sliding the push rod, and the top end portion of the cell-enriched outer membrane sheath can be detached from the broken node by pushing the push rod.

In one scheme of the utility model, the sample storage tube is provided with a perforation matched with the collection structure, and the side wall of the perforation is provided with a cutter used for cutting the top end of the cell enrichment outer membrane sleeve.

In one aspect of the present invention, the bottom of the sample holding tube further comprises a suction cup structure.

In one aspect of the present invention, the vaginal cell home noninvasive self-sampling device further comprises an inner holder for fixing the sample storage tube.

The utility model has the beneficial effects that:

1. easy to carry: the design is novel and reasonable, the volume is small, and the carrying is easy;

2. non-invasive sampling: invasive methods such as vaginal dilation by using a vaginal dilator, auxiliary cotton swab or cell brushing and scraping sampling are avoided, and harm to a patient caused by sampling is reduced;

3. the sampling is simple and convenient: the sampling operation can be independently finished at home without operating in a hospital outpatient service or a ward and matching professional technical personnel and additional instruments, so that the kit is suitable for home noninvasive sampling, is beneficial to protecting female privacy, does not need medical personnel to perform sampling, does not cause patient conflict, is easy to sample, and is beneficial to realizing early diagnosis and early treatment;

4. the application is wide: the cell samples which can be collected comprise uterine cavity mucosa cast-off cells and secretions, cervical and vaginal mucosa cast-off cells and vaginal secretions, which are beneficial to realizing the detection of pathogen infection and/or related tumors of the female reproductive system, and promoting the early diagnosis and early treatment of tumors of the female reproductive system and the detection and diagnosis of pathogen infection, and have wide clinical application significance.

Drawings

FIG. 1 is a schematic structural diagram of a home noninvasive self-sampling device for vaginal cells according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a cell collection unit in a home noninvasive self-sampling device for vaginal cells according to an embodiment of the utility model.

Detailed Description

The present invention is described in further detail below with reference to the drawings and the detailed description of the utility model, and it should be noted that, for those skilled in the art, various modifications and embellishments can be made without departing from the principle of the present invention, and these modifications and embellishments are also regarded as the protection scope of the present invention.

As shown in figure 1, the utility model provides a home noninvasive self-sampling device for vaginal cells, which comprises a cell collector 1 and a sample storage tube 2, the cell collector 1 comprises an inner catheter 11, an outer catheter 12 and a cell collecting part 13, wherein the inner catheter 11 is detachably embedded in the outer catheter 12, axially movable along said outer conduit 12, said outer conduit 12 being provided with an outlet 122 at the end opposite to said inner conduit 11, the cell collecting part 13 is embedded in the outer catheter 12, the cell collecting part 13 is composed of a pulling rope 131 and a collecting structure 132, one end of the hauling cable 131 is fixedly connected with the collecting structure 132, the other end penetrates out of the inner catheter 11, the collection structure 132 is composed of a liquid adsorption column 1321 and a cell enrichment outer membrane sleeve 1322, the sample preservation tube 2 is pre-filled with a sample preservation solution to preserve vaginal secretion samples collected by the cell collection part.

Preferably, the inner catheter 11 is embedded in one end of the outer catheter 12, and a limiting structure 111 is arranged on one end of the outer catheter 12, and the outer diameter of the limiting structure 111 is slightly smaller than the aperture of the outer catheter 12, so that the inner catheter 11 can slide axially in the outer catheter 12.

Preferably, the outer diameter of the limiting structure 111 is larger than the maximum aperture of the outlet 122 of the outer catheter 12, so as to prevent the inner catheter 11 from falling off during sampling.

Preferably, the outer catheter 12 is provided with a grip 121 to facilitate gripping of the outer catheter 12 by fingers during sampling.

Preferably, the outer catheter 12 outlet 122 includes at least 2 petals to facilitate the exit of the collection structure from the outer catheter 12 outlet 122.

Preferably, the liquid absorption column 1321 is made of a soft water-absorbing material.

Further preferably, the material of the liquid absorption column 1321 includes, but is not limited to, one or more of medical absorbent cotton, viscose fiber, and a mixture of medical absorbent cotton and viscose fiber.

Preferably, the cell-enriched outer membrane 1322 is made of a filter membrane material for adsorbing cells.

Further preferably, the material of the cell-enriched outer membrane casing 1322 includes, but is not limited to, one or more of cotton fiber, polypropylene, polylactic acid, parylene, and polycarbonate.

Preferably, the cell-enriched outer membrane 1322 is provided with a sampling marker.

Further preferably, the sampling marker is disposed 1-3cm from the top end of the cell-enriched outer membrane sleeve 1322.

Preferably, the cell-enriched outer membrane 1322 is provided with a breakpoint.

Further preferably, the breakpoint is located 1-3cm from the top end of the cell-enriched outer membrane sleeve 1322.

Further preferably, the collection structure 132 is provided with a through hole for the sliding of the push rod, and the top end portion of the cell-enriched outer membrane cover 1322 can be detached from the broken node by pushing the push rod, so as to facilitate the collection and storage of the sample.

Preferably, the sample holding tube 2 is provided with a perforation matching the collection structure 132, and the side wall of the perforation is provided with a cutting knife for cutting the top end of the cell-enriched outer membrane 1322. During the use, place into the perforation that sample preservation pipe 2 set up with the top of the collection structure 132 that has adopted, cut out the top of collection structure 132 to sample preservation pipe 2 in through the cutter.

Preferably, the bottom of the sample holding tube 2 further comprises a sucker structure.

Preferably, the vaginal cell home non-invasive self-sampling device further comprises an inner holder for holding the sample holding tube 2.

The use method of the home noninvasive self-sampling device for the vaginal cells comprises the following steps:

1) wearing disposable gloves, taking out the cell collector 1, and holding the holding part of the outer catheter of the cell collector 1 by the thumb and the middle finger;

2) pushing the outer catheter into the vagina until the holding part contacts with the vaginal opening, and slowly pushing the inner catheter inwards by using an index finger to enable the collection structure in the cell collection part to be placed in the vagina;

3) taking out the inner and outer catheters, and exposing the traction rope 131 in the cell collection part outside the body;

4) standing for 4-8 hr, slowly pulling out the collection structure with a pulling rope, taking down the cell-enriched outer membrane sleeve 1322 in the collection structure, placing in the sample storage tube 2, and storing for later use.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a vaginal cell is at home not have and is created from sampling device, a serial communication port, including cell collector, sample storage tube, the cell collector include inner tube, outer pipe and cell collection portion, inner tube detachable inlay establish outer pipe in, can follow outer pipe axial displacement, outer pipe with the relative one end of inner tube is provided with the export, cell collection portion nested set up in the outer pipe, cell collection portion comprises haulage rope and collection structure, haulage rope one end fixed connection collection structure, the other end is worn out extremely outside the inner tube pipe, collection structure comprises liquid adsorption column, cell enrichment outer membrane cover, sample storage tube has sample preservation liquid to deposit the vaginal secretion sample that the collection of pre-installation cell collection portion obtained.

2. The vaginal cell-home noninvasive self-sampling device of claim 1, wherein the outer catheter is provided with a grip.

3. The vaginal cell home non-invasive self-sampling device of claim 1, wherein the outer catheter outlet includes at least 2 petals.

4. The vaginal cell home noninvasive self-sampling device according to claim 1, characterized in that the liquid absorption column is made of a soft water-absorbing material.

5. The device for home non-invasive self-sampling of vaginal cells as claimed in claim 1, wherein the cell-rich sheath is made of a filter material for adsorbing cells.

6. The vaginal cell home non-invasive self-sampling device of claim 1, wherein the cell-rich outer membrane sheath is provided with sampling markers.

7. The vaginal cell home non-invasive self-sampling device of claim 1, wherein the cell-rich outer membrane sheath is provided with a break node.

8. The vaginal cell home non-invasive self-sampling device of claim 1, wherein the sample holding tube is provided with a perforation matching the collection structure, and the side wall of the perforation is provided with a cutting knife for cutting the top end of the cell-enriched outer membrane sleeve.

9. The vaginal cell home non-invasive self-sampling device of claim 1, wherein the bottom of the sample holding tube further comprises a suction cup structure.

10. The vaginal cell-home non-invasive self-sampling device of claim 1, further comprising an inner holder for holding the sample holding tube.