阅读说明：本技术 一种宫颈细胞采样刷、宫颈细胞采样器和采样组件 (Cervical cell sampling brush, cervical cell sampler and sampling assembly ) 是由 裴志强 于 2019-09-12 设计创作，主要内容包括：本发明公开了一种宫颈细胞采样刷、宫颈细胞采样器和采样组件。该宫颈细胞采样刷包括刷杆和位于刷杆上的用于采样的刷头,所述刷头包括弹性本体、粘附层和绒毛,所述粘附层覆盖弹性本体的外表面,所述绒毛粘附在粘附层上。该宫颈细胞采样刷进行采样时,绒毛对皮肤没有刺激性,底层的弹性本体具有良好的回弹性能,在宫颈细胞采样刷靠近宫颈部位的皮肤时,其表面能够很好地贴合皮肤,但不伤害皮肤,因此,采样时不易出血和造成医源性伤害,不带血的样本的检测结果更准确,能够有效降低医护人员的工作量和感染风险,检测过程更安全。(The invention discloses a cervical cell sampling brush, a cervical cell sampler and a sampling assembly. The cervical cell sampling brush comprises a brush rod and a brush head located on the brush rod and used for sampling, wherein the brush head comprises an elastic body, an adhesion layer and villus, the adhesion layer covers the outer surface of the elastic body, and the villus is adhered to the adhesion layer. When this cervical cell sampling brush samples, fine hair does not have irritability to skin, and the elasticity body of bottom has good resilience performance, and when cervical cell sampling brush was close to the skin at cervical position, its surface can laminate skin well, but does not harm skin, consequently, is difficult for bleeding and causes the iatrogenic injury during the sampling, and the testing result of the sample of not taking blood is more accurate, can effectively reduce medical personnel's work load and infection risk, and the testing process is safer.)

1. A cervical cell sampling brush is characterized by comprising a brush rod and a brush head positioned on the brush rod and used for sampling, wherein the brush head comprises an elastic body, an adhesion layer and villus, the adhesion layer covers the outer surface of the elastic body, and the villus is adhered to the adhesion layer.

2. The cervical cell sampling brush of claim 1, wherein the outer surface of the elastic body is a non-porous outer surface.

3. The cervical cell sampling brush of claim 1, wherein the resilient body is a foam or sponge.

4. The cervical cell sampling brush of claim 1, wherein the elastic body has over 50 and less than 100 million hairs planted per square centimeter of outer surface, the hairs having a length of 0.6mm to 5 mm.

5. The cervical cell sampling brush of claim 1, wherein the brush rod has opposite front and rear ends, the outer surface of the brush rod adjacent the front end is provided with barbs or barbs, and the resilient body is coated on the barbs or barbs of the brush rod.

6. The cervical cell sampling brush of claim 1, wherein the brush rod includes first and second separable and engageable brush rods, the first brush rod having a first brush head thereon and the second brush rod having a second brush head thereon, the first and second brush heads forming a complete brush head when the first and second brush rods are engaged.

7. The cervical cell sampling brush of claim 6, wherein the first brush rod is provided with at least one first engagement portion, the second brush rod is provided with at least one second engagement portion, and the first engagement portion and the second engagement portion are snap-fit to each other.

8. The cervical cell sampling brush of claim 7, wherein the first engagement portion is a groove and the second engagement portion is a protrusion, or the first engagement portion is a protrusion and the second engagement portion is a groove.

9. The cervical cell sampling brush of claim 7, wherein the at least one first engagement portion is spaced along a length of the first brush bar and the at least one second engagement portion is spaced along a length of the second brush bar.

10. The cervical cell sampling brush of claim 7, wherein at least one first engagement portion is located on a first brush shaft adjacent the first brush head and at least one second engagement portion is located on a second brush shaft adjacent the second brush head.

11. The cervical cell sampling brush of claim 7, wherein the first and second brush bars are unequal in length, the first and second brush bars being bendable first and second brush bars, respectively.

12. The cervical cell sampling brush of claim 1, wherein the brush rod includes a plurality of separable and engageable sub-brush rods, each sub-brush rod having a sub-brush head thereon, the sub-brush heads of the plurality of sub-brush rods forming a complete brush head when the plurality of sub-brush rods are engaged.

13. The cervical cell sampling brush of claim 1, wherein the brush rod has a plurality of ribs on an outer circumferential surface thereof extending along a length of the brush rod.

14. The cervical cell sampling brush of claim 1, wherein the brush rod is provided with a scale.

15. A cervical cell sampler, comprising a cervical cell sampling brush, a tube cap and a sampling tube, wherein the cervical cell sampling brush is the cervical cell sampling brush of any one of claims 1 to 14, one end of a brush rod of the cervical cell sampling brush, which is far away from the brush head, is connected with the tube cap, the tube cap is used for covering the sampling tube, and the sampling tube is used for accommodating the cervical cell sampling brush.

16. The cervical cell sampler of claim 15, wherein a desiccant for adsorbing moisture is disposed in the sampling tube.

17. A sampling assembly comprising a sampling gun and the cervical cell sampling brush of any of claims 1-14, the sampling gun for driving rotation of the cervical cell sampling brush upon installation of the cervical cell sampling brush on the sampling gun.

18. The sampling assembly of claim 17, wherein the sampling gun comprises a body and a collet, the body comprises a handle, a switch, and a drive mechanism, the collet is configured to hold a brush rod of the cervical cell sampling brush, the drive mechanism is configured to drive the collet to rotate, and the switch is configured to control the drive mechanism to turn on and off.

Technical Field

The invention relates to the technical field of medical instruments, in particular to a cervical cell sampling brush, a cervical cell sampler and a sampling assembly.

Background

Cervical cancer is one of the most common gynecological malignancies, the incidence rate of which is second to that of breast cancer, the incidence rate of cervical cancer rises in recent years, and the incidence of cervical cancer tends to be younger. In recent decades, the method for reducing the morbidity and mortality of cervical cancer is generally used for screening cervical cancer, the cervical cancer and precancerous diseases are discovered and treated in an early stage through screening the cervical cancer, and the cure rate of the cervical cancer discovered in the early stage can reach 80% -90%.

Sampling of cervical epithelial cells from females is required in cervical cancer screening and other female gynecological procedures. The brush head of the existing cervical sampling brush is a nylon brush, the brush rod is a metal rod with a handle, the bristles of the nylon brush are required to be stiff and hard in order to take a sample, the diameter ratio of the bristles is large, and the surface of the upper part of the cervix is very delicate, so that the nylon brush can easily pierce the surface layer of the skin after contacting the skin, and the user feels very poor like a needle pricks the surface of the skin. Because the design defect and the material problem of above cervical sampling brush, when taking a sample with current cervical sampling brush, bleed when causing the sample very easily, and then cause iatrogenic injury, increase patient's burden. In addition, the blood-containing sample often needs special treatment to be used, which not only increases the workload of the medical staff, but also easily increases the infection risk of the medical staff.

Disclosure of Invention

The cervical cell sampling brush, the cervical cell sampler and the sampling assembly solve the problems, can effectively improve the comfort in sampling and reduce the pain of patients when the cervical cell sampling brush is used for sampling, and meanwhile, the cervical cell sampling brush is not easy to bleed, has more accurate detection results, and effectively reduces the workload and the infection risk of medical workers.

The invention is realized by adopting the following technical scheme:

A cervical cell sampling brush comprises a brush rod and a brush head located on the brush rod and used for sampling, wherein the brush head comprises an elastic body, an adhesion layer and villus, the adhesion layer covers the outer surface of the elastic body, and the villus is adhered to the adhesion layer.

Preferably, the outer surface of the elastomeric body is a non-porous outer surface.

Preferably, the elastic body is a foam or sponge.

Preferably, the elastic body is planted with more than 50 ten thousand and less than 100 ten thousand piles per square centimeter of outer surface, and the length of the piles is 0.6mm-5 mm.

Preferably, the brush bar has opposite front and rear ends, the outer surface of the brush bar adjacent to the front end is provided with barbs or barbs, and the elastic body is coated on the barbs or barbs of the brush bar.

preferably, the brush bar comprises a first and a second separable and engageable brush bar, the first brush bar having a first brush head thereon and the second brush bar having a second brush head thereon, the first and second brush heads forming a complete brush head when the first and second brush bars are engaged.

Preferably, the first brush rod is provided with at least one first joint part, the second brush rod is provided with at least one second joint part, and the first joint part and the second joint part are mutually connected in a buckling manner.

Preferably, the first engagement portion is a groove and the second engagement portion is a projection, or the first engagement portion is a projection and the second engagement portion is a groove.

Preferably, the at least one first engaging portion is spaced apart along a length of the first brush bar, and the at least one second engaging portion is spaced apart along a length of the second brush bar.

Preferably, at least one first engagement portion is located on a first brush bar adjacent the first brush head and at least one second engagement portion is located on a second brush bar adjacent the second brush head.

Preferably, the first brush rod and the second brush rod have different lengths, and the first brush rod and the second brush rod are respectively a bendable first brush rod and a bendable second brush rod.

Preferably, the brush rod comprises a plurality of separable and engageable sub-brush rods, each sub-brush rod having a sub-brush head thereon, the sub-brush heads of the sub-brush rods forming a complete brush head when engaged.

Preferably, the brush rod is provided with a plurality of ribs extending along the length direction of the brush rod on the outer circumferential surface thereof.

Preferably, the brush rod is provided with scales.

The utility model provides a cervical cell sampler, includes cervical cell sampling brush, tube cap and sampling tube, cervical cell sampling brush is foretell cervical cell sampling brush, the one end connecting tube lid of keeping away from the brush head of the brush-holder stud of cervical cell sampling brush, the tube cap is used for the lid to close on sampling tube, sampling tube is used for holding cervical cell sampling brush.

Preferably, a drying agent for absorbing water vapor is arranged in the sampling pipe.

A sampling assembly, the sampling assembly includes sampling rifle and as above-mentioned cervical cell sampling brush, the sampling rifle is used for driving cervical cell sampling brush to rotate after installing cervical cell sampling brush on the sampling rifle.

Preferably, the sampling gun comprises a body and a chuck, wherein the body comprises a handle, a switch and a driving mechanism, the chuck is used for clamping a brush rod of the cervical cell sampling brush, the driving mechanism is used for driving the chuck to rotate, and the switch is used for controlling the driving mechanism to be opened and closed.

Compared with the prior art, the invention has the beneficial effects that at least:

When the cervical cell sampling brush disclosed by the invention is used for sampling, villus does not irritate the skin, the elastic body at the bottom layer has good resilience, and when the cervical cell sampling brush is close to the skin at the cervical part, the surface of the cervical cell sampling brush can be well attached to the skin, but the skin is not damaged, so that bleeding and iatrogenic injury are not easy to occur during sampling, the detection result of a sample without blood is more accurate, the workload and infection risk of medical workers can be effectively reduced, and the detection process is safer.

Drawings

Fig. 1 is a schematic structural view of a cervical cell sampler according to embodiment 1 of the present invention.

Fig. 2 is a schematic view showing the connection between the cervical cell sampling brush and the cap in example 1 of the present invention.

Fig. 3 is an enlarged view of a portion S1 in fig. 2.

Fig. 4 is a schematic structural diagram of a sampling assembly according to embodiment 1 of the present invention.

Fig. 5 is a schematic structural diagram of a sampler in embodiment 2 of the present invention.

FIG. 6 is a schematic view showing the connection of a sampling brush and a cap tube in example 2 of the present invention.

Fig. 7 is an enlarged view of a portion S2 in fig. 6.

Fig. 8 is an enlarged view of a portion S3 in fig. 6.

Fig. 9 is an enlarged view of a portion S4 in fig. 6.

Fig. 10 is a schematic view of a bent sampling brush according to embodiment 2 of the present invention.

FIG. 11 is a schematic cross-sectional view of the sampling brush of FIG. 6 taken along line AA.

Fig. 12 is a schematic structural diagram of a sampler according to embodiment 3 of the present invention.

Fig. 13 is a schematic structural view of a sampling brush according to embodiment 3 of the present invention.

Fig. 14 is a schematic structural view of a tube cover according to embodiment 3 of the present invention.

Fig. 15 is a front view of a tube cover of embodiment 3 of the present invention.

Fig. 16 is a schematic sectional view of a tube cap of embodiment 3 of the present invention.

In the figure: 1. a cervical cell sampler; 10. a cervical cell sampling brush; 11. a brush bar; 111. a barb; 12. a brush head; 121. an elastic body; 122. an adhesive layer; 123. fluff; 2. a sampler; 20. a tube cover; 21. a receptacle portion; 211. a tapered groove; 212. fixing grooves; 213. a claw; 22. an annular gap; 30. a sampling tube; 40. a sampling brush; 41. a brush bar; 411. a first brush bar; 412. a second brush bar; 413. a first engaging portion; 414. a second engaging portion; 415. a rib; 42. a brush head; 421. a first brush head; 422. a second brush head; 43. a front brush bar; 44. a rear brush bar; 45. breaking points; 50. a sampling gun; 51. a body; 511. a handle; 512. a switch; 52. and (4) a clamping head.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus their repetitive description will be omitted.

The words expressing the position and direction described in the present invention are illustrated in the accompanying drawings, but may be changed as required and still be within the scope of the present invention.