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WO2024087245A1 - Tête de brosse de dispositif de prélèvement de cellules cervicales et dispositif de prélèvement de cellules cervicales - Google Patents

Tête de brosse de dispositif de prélèvement de cellules cervicales et dispositif de prélèvement de cellules cervicales Download PDF

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Publication number
WO2024087245A1
WO2024087245A1 PCT/CN2022/129602 CN2022129602W WO2024087245A1 WO 2024087245 A1 WO2024087245 A1 WO 2024087245A1 CN 2022129602 W CN2022129602 W CN 2022129602W WO 2024087245 A1 WO2024087245 A1 WO 2024087245A1
Authority
WO
WIPO (PCT)
Prior art keywords
cervical cell
cervical
cell sampler
brush head
rod body
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2022/129602
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English (en)
Chinese (zh)
Inventor
周亮高
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jinston Tianjin Medical Devices Co Ltd
Original Assignee
Jinston Tianjin Medical Devices Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jinston Tianjin Medical Devices Co Ltd filed Critical Jinston Tianjin Medical Devices Co Ltd
Publication of WO2024087245A1 publication Critical patent/WO2024087245A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B10/00—Instruments for taking body samples for diagnostic purposes; Other methods or instruments for diagnosis, e.g. for vaccination diagnosis, sex determination or ovulation-period determination; Throat striking implements
    • A61B10/02—Instruments for taking cell samples or for biopsy

Definitions

  • the utility model relates to a cervical cell sampler brush head and a cervical cell sampler, belonging to the technical field of medical equipment.
  • cervical cell sampling brushes are needed for gynecological examinations such as cervical lesion examinations and HPV virus examinations.
  • cervical cell sampling is mostly performed in clinical departments of medical institutions, and most of the medical devices used are simple cervical cell collectors, which consist of a brush head and a thin brush handle. The brush head and brush handle can rotate synchronously and are detachable.
  • the disadvantage of this sampling brush and sampling method is that the vagina must be dilated with a dilator to fully expose the cervix to the sampler's field of vision before sampling can be performed, and the cervical cells cannot be better stored and transferred after sampling, and the operation can only be performed by professional medical staff in medical institutions.
  • the brush head body part includes three circles of bristles arranged radially inwardly, and the length of the bristles from the inner circle to the outer circle decreases, so that each circle of bristles opens at a different angle when contacting the cervical ostium.
  • the inner circle of bristles can enter the cervical ostium to collect the inner wall cells of the cervical canal, and the outer circle of bristles opens outward to collect the outer wall cells of the cervical ostium. If the bristles are hard, it is not easy to bend when contacting the cervical ostium, and if the bristles are soft, it is not easy to scrape away the tissue cells.
  • the ends of the bristles in the brush head of this structure are mainly used to contact the cervical opening to collect tissue cells, the collection area is small and the use effect is not satisfactory.
  • the purpose of the present invention is to provide a new type of cervical cell sampler brush head that can contact human tissue over a larger area, and to provide a cervical cell sampler having the sampler brush head.
  • the utility model provides a cervical cell sampler brush head, comprising an insertion portion and a sleeve portion located radially outside the insertion portion, wherein the sleeve portion is circumferentially distributed with a plurality of openings, the openings extending to the end of the sleeve portion, and a portion of the sleeve portion located between adjacent openings forms an expandable portion, the insertion portion can be inserted into the cervical os, and the expandable portion can be expanded by the cervical os; outer bristles are arranged on the outer side wall of the insertion portion, and inner bristles are arranged on the inner side wall of the expandable portion.
  • the cervical cell sampler brush head also includes a support tube, the insertion portion is sleeve-shaped, and the insertion portion and the sleeve portion are respectively sleeved on the outside of the support tube.
  • the inserting part and the sleeve part are made of latex or silicone.
  • the inserting portion and the sleeve portion are bonded and fixed on the supporting tube.
  • the inner bristles and the outer bristles are arranged obliquely.
  • the utility model also provides a cervical cell sampler, comprising a handle, a rod body arranged on the handle, a camera system arranged in the handle, and the cervical cell sampler brush head as described above, wherein the camera system comprises an extension tube and a camera, the extension tube passes through the rod body, and the camera is arranged at the end of the extension tube.
  • the support tube in the cervical cell sampler brush head can be detachably mounted on the rod body, one end of the support tube is a closed end, and the other end is an open end, the open end is used for extension tube insertion, and the support tube is transparent at least at the position of the closed end.
  • a first clamping block is arranged at the end of the rod body, and a first clamping groove matched with the first clamping block is arranged on the support tube, so that the rod body and the support tube can be connected by plugging and unplugging.
  • the first card slot is opened at the edge of the open end.
  • the support tube is an integrally formed structure made of a transparent material.
  • the rod body can be detachably mounted on the handle.
  • the rod body and the handle are connected by plugging and unplugging via a second clamping block and a second clamping slot.
  • the support tube includes a first part and a second part, the connection portion between the first part and the second part is a sawtooth splicing structure, the first part is located close to the handle, and the second part is provided with an internal thread and is screwed to the end of the rod body.
  • the utility model of the cervical cell sampler brush head and the cervical cell sampler having the cervical cell sampler brush head can have the insertion portion inserted into the cervical os when sampling, and the expandable portion can be expanded by the cervical os.
  • the bristles on the outer surface of the insertion portion can collect tissue cells on the inner wall of the cervical os
  • the bristles on the inner surface of the expandable portion can collect tissue cells on the outer side of the cervical os.
  • the contact area with the human tissue is large, and the collection effect is also better.
  • FIG1 is a schematic structural diagram of a first embodiment of a cervical cell sampler of the present invention.
  • FIG. 2 is a side view of the brush head end of the first embodiment of the cervical cell sampler.
  • FIG. 3 is an exploded schematic diagram of the first embodiment of the cervical cell sampler.
  • FIG. 4 is an exploded schematic diagram of the brush head in the first embodiment.
  • FIG5 is a schematic structural diagram of a second embodiment of the cervical cell sampler of the present invention.
  • FIG. 6 is an exploded schematic diagram of FIG. 5 .
  • FIG. 7 is a schematic diagram of the brush head in use.
  • Embodiment 1 is a diagrammatic representation of Embodiment 1:
  • the cervical cell sampler of this embodiment includes a handle 1, a rod body 2 arranged on the handle 1, a brush head, and a camera system arranged in the handle 1.
  • the camera system includes an extension tube 4 and a camera.
  • the extension tube 4 passes through the rod body 2, and the camera is arranged at the end of the extension tube 4.
  • the brush head 3 includes a support tube 31, an insertion portion 32, and a sleeve portion 33 located radially outside the insertion portion 32.
  • the support tube 31 is an integrally formed structure made of a transparent material and is sleeved outside the extension tube 4, which can avoid direct contact between the extension tube 4 and body tissue, thereby avoiding possible two-way contamination between the extension tube and body tissue.
  • One end of the support tube 31 is a closed end 31a, and the other end is an open end 31b, and the open end 31b is used for the extension tube 4 to be inserted.
  • the rod body 2 and the support tube 31 are connected by the first clamping block and the first clamping groove.
  • a first clamping block 21 is provided on the outer wall of the end of the rod body 2, and a circular outer surface is provided on the side of the first clamping block 21 facing the support tube 31, and a first clamping groove 311 matching with the first clamping block 21 is provided on the support tube 31.
  • the first clamping groove 311 is opened at the edge of the open end 31b, so that the brush head 3 is set as a disposable consumable so that the rod body 2 and the support tube 31 can be plugged and unplugged.
  • the inserting portion 32 is sleeve-shaped.
  • the inserting portion 32 and the sleeve portion 33 are made of latex or silicone.
  • the inserting portion 32 and the sleeve portion 33 are respectively sleeved on the outside of the supporting tube 31 .
  • the insertion portion 32 can be bonded and fixed to the support tube 31.
  • the side of the sleeve portion 33 close to the handle 1 can be bonded and fixed to the support tube 31, and the other side has a plurality of openings 331 distributed along the circumference, and the openings 331 extend to the end of the sleeve portion 33, and the portion of the sleeve portion 33 located between adjacent openings 331 forms an expandable portion 332.
  • the insertion portion 32 can be inserted into the cervical os 100, and the expandable portion 332 can be expanded by the cervical os 100.
  • An outer bristle 321 is provided on the outer side wall of the insertion portion 32, and an inner bristle 332a is provided on the inner side wall of the expandable portion 332.
  • the outer bristles 321 and the inner bristles 332a are used to collect tissue cells.
  • the inner bristles 332a and the outer bristles 321 are tilted to the same side, so that when sampling, the sampler can be rotated in the tilted direction of the inner bristles 332a and the outer bristles 321, as shown in FIG. 2, so that the bristles can brush the tissue cells away from the human body.
  • Embodiment 2 is a diagrammatic representation of Embodiment 1:
  • the rod body can be detachably mounted on the handle.
  • the rod body 2 and the handle 1 are plug-in connected via the second clamping block 11 and the second clamping slot 22.
  • the handle 1 is provided with the second clamping block 11, and the end of the rod body 2 close to the handle 1 is provided with the second clamping slot 22. Since the rod body will be partially inserted into the body during sampling, the rod body is set to a structure that is detachable from the handle, and the rod body can be used as a disposable consumable to ensure the hygiene of the equipment.
  • the support tube 31 includes a first part 3a and a second part 3b, the connection portion between the first part 3a and the second part 3b is a serrated splicing structure, the first part 3a is located close to the handle, and the second part 3b is provided with an internal thread and is screwed to the external thread 23 at the end of the rod body 2.

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Sampling And Sample Adjustment (AREA)

Abstract

Tête de brosse de dispositif de prélèvement de cellules cervicales (3), comprenant une partie d'insertion (32) et une partie manchon (33) située sur la face radiale externe de la partie d'insertion (32). Une pluralité d'ouvertures (331) sont réparties de manière circonférentielle sur la partie manchon (33), et les ouvertures (331) s'étendent jusqu'à l'extrémité de la partie manchon (33). Les parties de la partie manchon (33) situées entre les ouvertures adjacentes (331) forment une partie pouvant s'évaser (332), la partie d'insertion (32) peut être insérée dans le col de l'utérus (100), et la partie pouvant s'évaser (332) peut être amenée à s'évaser par le col de l'utérus (100). Des poils externes (321) sont disposés sur la paroi latérale externe de la partie d'insertion (32), et des poils internes (332a) sont disposés sur la paroi latérale interne de la partie pouvant s'évaser (332). L'invention concerne également un dispositif de prélèvement de cellules cervicales, comprenant la tête de brosse de dispositif de prélèvement de cellules cervicales (3). Les poils (321) situés sur la surface externe de la partie d'insertion (32) peuvent recueillir des cellules tissulaires sur la paroi latérale interne du col de l'utérus (100), et les poils (332a) situés sur la surface interne de la partie pouvant s'évaser (332) peuvent recueillir des cellules tissulaires sur la face externe du col de l'utérus (100), de telle sorte que la zone de contact avec le tissu humain est importante, et l'effet de recueil est bon.
PCT/CN2022/129602 2022-10-24 2022-11-03 Tête de brosse de dispositif de prélèvement de cellules cervicales et dispositif de prélèvement de cellules cervicales Ceased WO2024087245A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202222869249.9U CN218979004U (zh) 2022-10-24 2022-10-24 宫颈细胞取样器刷头以及宫颈细胞取样器
CN202222869249.9 2022-10-24

Publications (1)

Publication Number Publication Date
WO2024087245A1 true WO2024087245A1 (fr) 2024-05-02

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Family Applications (1)

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PCT/CN2022/129602 Ceased WO2024087245A1 (fr) 2022-10-24 2022-11-03 Tête de brosse de dispositif de prélèvement de cellules cervicales et dispositif de prélèvement de cellules cervicales

Country Status (2)

Country Link
CN (1) CN218979004U (fr)
WO (1) WO2024087245A1 (fr)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1823686A (zh) * 2005-02-25 2006-08-30 上海昂佰生物医学科技有限公司 宫颈取材器
US20100249649A1 (en) * 2006-06-01 2010-09-30 Daniel Larkin Method and apparatus for simultaneously collecting exocervical and endocervical samples
CN105555200A (zh) * 2013-10-14 2016-05-04 Dna研究中心（马来西亚）私人有限公司 外宫颈及内宫颈细胞采样设备
CN205697854U (zh) * 2016-04-26 2016-11-23 泰山医学院 一种细胞病理学检查用采样装置
CN206745386U (zh) * 2017-01-16 2017-12-15 冷英 一种新型宫颈细胞采样装置
CN108433753A (zh) * 2018-03-24 2018-08-24 许惠惠 一种宫颈及内膜取样器
CN213940809U (zh) * 2020-10-23 2021-08-13 江苏涵恒医疗科技有限公司 可提升细胞采集量的宫颈取样拭子
CN114403942A (zh) * 2022-02-16 2022-04-29 津泰(天津)医疗器械有限公司 一种可视的自采宫颈细胞取样器

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1823686A (zh) * 2005-02-25 2006-08-30 上海昂佰生物医学科技有限公司 宫颈取材器
US20100249649A1 (en) * 2006-06-01 2010-09-30 Daniel Larkin Method and apparatus for simultaneously collecting exocervical and endocervical samples
CN105555200A (zh) * 2013-10-14 2016-05-04 Dna研究中心（马来西亚）私人有限公司 外宫颈及内宫颈细胞采样设备
CN205697854U (zh) * 2016-04-26 2016-11-23 泰山医学院 一种细胞病理学检查用采样装置
CN206745386U (zh) * 2017-01-16 2017-12-15 冷英 一种新型宫颈细胞采样装置
CN108433753A (zh) * 2018-03-24 2018-08-24 许惠惠 一种宫颈及内膜取样器
CN213940809U (zh) * 2020-10-23 2021-08-13 江苏涵恒医疗科技有限公司 可提升细胞采集量的宫颈取样拭子
CN114403942A (zh) * 2022-02-16 2022-04-29 津泰(天津)医疗器械有限公司 一种可视的自采宫颈细胞取样器

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