Sterile anti-skid cervix sampling brush

Abstract

The utility model relates to the technical field of medical instruments, and discloses a sterile anti-slip cervix sampling brush which comprises a sampling rod, a brush rod assembly penetrates through one end of the sampling rod, the brush rod assembly comprises a rotating groove formed in the sampling rod, and a rotating assembly is rotationally connected into the rotating groove. According to the utility model, the bristles are conveniently stored through the storage groove, and the storage groove is blocked by the ball, so that the bristles are exposed in the air as little as possible, the sterile effect is ensured, and the sampled bristles can be stored again, so that the bristles are prevented from being in contact with other tissue fluid in the body when the sampling rod is moved backwards out of the body, and the sampling rod is prevented from being damaged. Meanwhile, by means of special distribution of the bristles, sampling tissue can be stably left on the bristles, and the situation that after the bristles enter the containing groove, the sampling assembly adheres to the inner wall of the containing groove is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical instrument technical field, especially in aseptic antiskid type cervix sampling brush. BACKGROUND

[0002] The cervix is one of the important tissue organs in the female reproductive system, and is involved in gynecological, obstetrical, family planning, women's health and reproductive health diseases prevention and health care problems throughout a woman's life, and the cervix sampling brush is a medical device for sampling the cervix.

[0003] Chinese patent authorization announcement No. CN215651278U discloses an antiskid type cervix sampling brush, which comprises a brush rod, a brush head and an antiskid assembly. The brush rod is hollow at one end; the brush head is arranged at one end of the brush rod, and the brush head is threadedly connected with the brush rod, and the surface of the brush head is provided with a layer of bristles, which reduces the possibility of relative rotation between the brush head and the brush rod, thereby reducing the relative sliding between the brush head and the brush rod, reducing the possibility of brush head falling off, and making the brush head more stable. The above-mentioned prior art scheme has the following disadvantages: in the device, the brush head part and the lower end of the brush rod part are inserted and installed, and when in use, the brush head and bristles are fully exposed to the air. Since the cervix is inside the human body, it is very fragile, and the use of the structure of the sampling brush can easily cause the bristles to adhere to external bacteria and then be introduced into the body, so the aseptic effect is general. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of aseptic antiskid type cervix sampling brush, to solve the problems that the brush head of existing cervix sampling brush is directly exposed to air and causes pollution when in use as described in the above background.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of aseptic antiskid type cervix sampling brush, including sampling rod, one end of the sampling rod is penetrated with brush rod assembly, and brush rod assembly includes rotating groove opened in the inside of sampling rod, and rotating groove is rotatably connected with rotating assembly in the inside, rotating assembly is penetrated with front and back moving assembly in the inside, the other end of the sampling rod is opened with receiving groove, and brush head assembly is penetrated in the inside of receiving groove, brush head assembly is received using receiving groove, to prevent brush head assembly from being exposed to air before use, brush head assembly and front and back moving assembly are connected with each other.

[0006] Preferably, one end of the sampling rod close to the receiving groove is conical, and a protective cover is sleeved on the outside of the sampling rod.

[0007] Preferably, the brush head assembly includes front rod penetrated in the inside of receiving groove, and the outer end of the front rod is fixedly connected with a ball, and the end of the front rod close to the ball is uniformly provided with bristles.

[0008] Preferably, the bristles are provided with multiple groups on the front rod, and the bristles at the front end of each group are shorter than the bristles at the rear end, the overall distribution length of the multiple groups of bristles is less than the internal length of the receiving groove, and the diameter of the ball is greater than the diameter of the opening at the front end of the receiving groove, and the minimum radius of the receiving groove is greater than the shortest length of the bristles.

[0009] Preferably, the rotating assembly comprises a rotating cylinder rotatably connected with the inside of the rotating groove, and the outer end of the rotating cylinder is fixedly connected with a rotating ring, the rotating ring extends to the outside of the sampling rod, and the outer side of the rotating ring is uniformly connected with multiple tooth blocks.

[0010] Preferably, the front-back moving assembly comprises a rear rod penetrating through the center of the rotating cylinder, and the outer side of the rear rod is oppositely provided with a sliding block, a sliding groove is correspondingly formed in the inner wall of the rotating cylinder, and the sliding groove and the sliding block are in sliding connection, one end of the rear rod is fixedly connected with one end of the front rod, and the other end of the rear rod penetrates to the outside of the rotating ring and is sleeved with a pushing block.

[0011] Preferably, the side of the sliding block away from the brush head assembly is embedded with a magnet one, and the side of the inner wall of the sliding groove is embedded with a magnet two, when the brush head assembly is located in the inside of the receiving groove, the magnet one and the magnet two abut and are adsorbed.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] (1) The bristles are received in the receiving groove, the receiving groove is blocked by the ball, the bristles are as little as possible exposed in the air, the aseptic effect is ensured, the bristles after sampling can be received again, the bristles are prevented from contacting other tissue fluid in the body when the sampling rod moves backward out of the body, the accuracy of the uterine cervix sampling is ensured, the sampling tissue is stably remained on the bristles by the special distribution of the bristles, and the sampling assembly is prevented from adhering to the inner wall of the receiving groove after the bristles enter the receiving groove;

[0014] (2) The rear rod and the rotating cylinder are limited by the cooperation of the sliding block and the sliding groove, the rotation of the rotating cylinder can realize the synchronous rotation of the front rod, the rotating sampling effect is achieved, the brush head assembly is prevented from being pushed out of the inside of the receiving groove before sampling by the adsorption cooperation of the magnet one on the sliding block and the magnet two on the sliding groove, the sliding flexibility is reduced, and the aseptic transmission sampling of the bristles is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings described below are some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of the present application;

[0017] Figure 2 It is a schematic diagram of the cross-sectional three-dimensional structure of the present application;

[0018] Figure 3 It is a schematic diagram of the three-dimensional structure of the rear rod of the present application;

[0019] Figure 4 It is a schematic diagram of the cross-sectional three-dimensional structure of the rotating cylinder of the present application.

[0020] The reference signs in the drawing are as follows: 1, sampling rod; 2, protective cover; 3, brush head assembly; 31, front rod; 32, bristles; 33, ball; 4, brush rod assembly; 41, rotating groove; 42, rotating assembly; 421, rotating cylinder; 422, rotating ring; 423, tooth block; 43, front and rear moving assembly; 431, rear rod; 432, sliding block; 433, pushing block; 434, sliding groove; 5, storage groove. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solutions and advantages of the embodiments of the present application more clear, the following will combine the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are some embodiments of the present application, not all embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0022] Please refer to Figures 1-4 The present application provides an embodiment: a sterile and anti-skid type cervical sampling brush, which comprises a sampling rod 1.

[0023] One end of the sampling rod 1 near the storage groove 5 is conical, and the sampling rod 1 is externally sleeved with a protective cover 2.

[0024] One end of the sampling rod 1 penetrates through a brush rod assembly 4, and the brush rod assembly 4 comprises a rotating groove 41 opened in the inside of the sampling rod 1, and a rotating assembly 42 is rotatably connected in the inside of the rotating groove 41.

[0025] The rotating assembly 42 comprises a rotating cylinder 421 rotatably connected inside the rotating groove 41, and the outer end of the rotating cylinder 421 is fixedly connected with a rotating ring 422, the rotating ring 422 extends to the outside of the sampling rod 1, and the outer side of the rotating ring 422 is uniformly connected with a plurality of tooth blocks 423;

[0026] The rotating assembly 42 is penetrated by the front-back moving assembly 43;

[0027] The front-back moving assembly 43 comprises a rear rod 431 penetrating the center of the rotating cylinder 421, and the outer side of the rear rod 431 is oppositely provided with a sliding block 432, and the inner wall of the rotating cylinder 421 is correspondingly provided with a sliding groove 434, and the sliding groove 434 and the sliding block 432 are in sliding connection, one end of the rear rod 431 is fixedly connected with one end of the front rod 31, and the other end of the rear rod 431 penetrates to the outside of the rotating ring 422 and is sleeved with a pushing block 433;

[0028] The side of the sliding block 432 away from the brush head assembly 3 is embedded with a magnet one, and the inner wall of the sliding groove 434 is embedded with a magnet two, when the brush head assembly 3 is located in the inside of the storage groove 5, the magnet one and the magnet two are attached to each other and are adsorbed;

[0029] Specifically, as shown in Figure 1 、 Figure 3 and Figure 4 , when in use, the sliding block 432 and the sliding groove 434 are matched to limit and guide the rear rod 431 and the rotating cylinder 421, so that the two can only move axially, and the rotation of the rotating cylinder 421 can still make the rear rod 431 rotate;

[0030] The other end of the sampling rod 1 is provided with a storage groove 5, and the inside of the storage groove 5 is penetrated by the brush head assembly 3, the brush head assembly 3 is stored in the storage groove 5 to prevent the brush head assembly 3 from being exposed to the air before use, and the brush head assembly 3 and the front-back moving assembly 43 are connected with each other;

[0031] The brush head assembly 3 comprises a front rod 31 penetrating the inside of the storage groove 5, and the outer end of the front rod 31 is fixedly connected with a ball 33, and the end of the front rod 31 near the ball 33 is uniformly provided with a plurality of bristles 32;

[0032] The bristles 32 are provided in multiple groups on the front rod 31, and the length of the bristle 32 at the front end of each group of bristles 32 is shorter than that of the bristle 32 at the rear end, the overall distribution length of the multiple groups of bristles 32 is less than the internal length of the storage groove 5, and the diameter of the ball 33 is greater than the diameter of the opening at the front end of the storage groove 5, and the minimum radius of the storage groove 5 is greater than the shortest length of the bristle 32;

[0033] Specifically, as shown in Figure 1 、 Figure 2As shown, when in use, the cooperation of the bristles 32 and the receiving groove 5 is used to facilitate the receiving of the bristles 32, and the distribution of the bristles 32 is used to reduce the adhesion of the sampled tissue on the inner wall of the receiving groove 5, thereby ensuring the sampling amount.

[0034] Working principle: when the utility model in usage, first push the sampling rod 1 into the body, make the protective cover 2 rest in the vaginal orifice, reduce the bacteria intervention, push the front end and push the block 433, make the rear rod 431 drive the front rod 31 and advance, make the sliding block 432 slide along the slide groove 434, and make magnet one and magnet two separate;

[0035] Secondly, after the bristles 32 enter the cervical position, push the tooth block 423 with one hand, make the rotating ring 422 rotate along the rotating groove 41, thereby make the front rod 31 rotate, make the bristles 32 rotate along the cervix, and then make the bristles 32 surface adhere to the sampling tissue;

[0036] Finally, pull the push block 433 backward, make magnet one and magnet two mutually adsorb and close, then make the bristles 32 enter the inside of the receiving groove 5, make the ball 33 block the opening of the receiving groove 5, pull the sampling rod 1 backward, namely realize sampling.

[0037] In the description of the utility model, it needs to be explained that, unless there is definite provision and limitation, the terms "installation", "connection", "connection" should be understood broadly, for example, can be fixed connection, can be detachable connection, or integrally connected, can be mechanical connection, can be electrical connection, can be directly connected, can be indirectly connected through intermediate medium, can be the communication of two elements inside. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0038] The device embodiments described above are only schematic, wherein the units illustrated as separate components can or can not be physically separate, and the components displayed as units can or can not be physical units, that is, they can be located in one place, or can be distributed on multiple network units. According to actual needs, part or all of the modules can be selected to achieve the purpose of the embodiment scheme. Those skilled in the art can understand and implement without creative labor.

[0039] It should be finally pointed out that: the above examples are only used to illustrate the technical solutions of the utility model, and not to limit them; although the utility model has been explained in detail with reference to the foregoing examples, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing examples, or make equivalent replacement to part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. Aseptic antislip type cervical sampling brush comprising a sampling stem (1), characterized in that: One end of the sampling rod (1) is penetrated by a brush rod assembly (4), and the brush rod assembly (4) comprises a rotating groove (41) opened in the inside of the sampling rod (1), and a rotating assembly (42) is rotatably connected in the inside of the rotating groove (41), the inside of the rotating assembly (42) is penetrated by a front and back moving assembly (43), the other end of the sampling rod (1) is provided with a receiving groove (5), and the inside of the receiving groove (5) is penetrated by a brush head assembly (3), the brush head assembly (3) is received by the receiving groove (5) to prevent the brush head assembly (3) from being exposed to air before use, and the brush head assembly (3) and the front and back moving assembly (43) are connected with each other.

2. A sterile, non-slip, cervical sampling brush according to claim 1, wherein: The end of the sampling rod (1) near the receiving groove (5) is conical, and the outside of the sampling rod (1) is sleeved with a protective cover (2).

3. The aseptic, non-slip, cervical sampling brush of claim 1, wherein: The brush head assembly (3) comprises a front rod (31) penetrated in the inside of the receiving groove (5), and the outer end of the front rod (31) is fixedly connected with a ball (33), and the outside of the front rod (31) is uniformly provided with bristles (32) at the end near the ball (33).

4. A sterile, non-slip, cervical sampling brush according to claim 3, wherein: A plurality of groups of the bristles (32) are arranged on the front rod (31), the length of the bristle (32) at the front end of each group of the bristles (32) is shorter than that of the bristle (32) at the rear end, the overall distribution length of the plurality of groups of the bristles (32) is less than the internal length of the receiving groove (5), the diameter of the ball (33) is greater than the diameter of the opening at the front end of the receiving groove (5), and the minimum radius of the receiving groove (5) is greater than the shortest length of the bristle (32).

5. The aseptic, non-skiidng cervical sample brush of claim 3, wherein: The rotating assembly (42) comprises a rotating cylinder (421) rotatably connected in the inside of the rotating groove (41), and the outer end of the rotating cylinder (421) is fixedly connected with a rotating ring (422), the rotating ring (422) extends to the outside of the sampling rod (1), and the outside of the rotating ring (422) is uniformly connected with a plurality of tooth blocks (423).

6. A sterile, non-slip, cervical sampling brush according to claim 5, wherein: The front and back moving assembly (43) comprises a rear rod (431) penetrated in the center of the rotating cylinder (421), and the outside of the rear rod (431) is oppositely provided with a sliding block (432), the inner wall of the rotating cylinder (421) is correspondingly provided with a sliding groove (434), and the sliding groove (434) and the sliding block (432) are slidingly connected, one end of the rear rod (431) is fixedly connected with one end of the front rod (31), and the other end of the rear rod (431) penetrates to the outside of the rotating ring (422) and is sleeved with a pushing block (433).

7. A sterile, non-slip, cervical sampling brush according to claim 6, wherein: The side of the sliding block (432) away from the brush head assembly (3) is embedded with a magnet one, and the side of the inner wall of the sliding groove (434) is embedded with a magnet two, when the brush head assembly (3) is located in the inside of the receiving groove (5), the magnet one and the magnet two abut and attract each other.

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