CN217987616U

CN217987616U - Medical department of stomatology oral cavity mucosa sampling device

Info

Publication number: CN217987616U
Application number: CN202220973584.0U
Authority: CN
Inventors: 邵子飞; 李昆
Original assignee: Central South University
Current assignee: Central South University
Priority date: 2022-04-25
Filing date: 2022-04-25
Publication date: 2022-12-09
Anticipated expiration: 2032-04-25

Abstract

The utility model discloses a medical department of stomatology oral mucosa sampling device, its technical scheme main points are: the utility model discloses a sampling device, including the shell, the opening has been seted up to the upper end of shell, the through-hole has been seted up to the lower extreme of shell, be provided with the sampling plate in the opening, the fixed scraper blade that is provided with in both ends around the sampling plate, the lower extreme of sampling plate rotates and is connected with the ejector pin, the inside of shell is provided with the limiting plate, the ejector pin runs through the limiting plate passes the through-hole extends to the outside of shell, the below of limiting plate is provided with the spring, the spring housing is established on the ejector pin, the lower extreme of spring with ejector pin fixed connection, the outside of shell is provided with the epitheca, the epitheca with the connection can be dismantled to the shell, the utility model discloses when using, the difficult emergence of sample pollutes.

Description

Medical department of stomatology oral cavity mucosa sampling device

Technical Field

The utility model relates to an oral cavity apparatus technical field, in particular to medical department of stomatology oral mucosa sampling device.

Background

Oral mucosa is the mucosa that covers the oral surface, and is histologically composed of the epithelium and lamina propria, and is connected to the deep tissue by submucosa. The front of the oral mucosa is connected with the skin of the lips, the back of the oral mucosa is connected with the pharyngeal mucosa and is the foremost end of the digestive tract, so the structure and the function of the oral mucosa have certain characteristics of the skin and the digestive tract mucosa, the main functions of the oral mucosa are a barrier protection function and a sensory function, the forms and the structures of the oral mucosa of different parts are different according to the functional characteristics of the oral mucosa, and the oral mucosa of a patient is often obtained and detected by using a detection tool in modern medical detection, so the current body data of the patient is obtained.

The extraction that is used for the oral cavity cell in patient's oral cavity at present adopts toothpick friction sampling usually, and the back of taking a sample is air-dried in the film with the toothpick parcel, carries out DNA extraction again after the air-drying, and the DNA sample of extraction shifts to and carries out PCR reaction operation in the PCR reaction tube again, and the shortcoming of this kind of mode lies in: the toothpick after sampling is easily polluted in the transfer process.

SUMMERY OF THE UTILITY MODEL

To the problem of mentioning in the background art, the utility model aims at providing a medical department of stomatology oral mucosa sampling device to the transfer process that toothpick after the sample was in among the prior art who mentions in the solution background art, receive the problem of pollution easily.

The above technical object of the present invention can be achieved by the following technical solutions:

the utility model provides a medical department of stomatology oral cavity mucosa sampling device, includes the shell, the opening has been seted up to the upper end of shell, the through-hole has been seted up to the lower extreme of shell, be provided with the sampling plate in the opening, the fixed scraper blade that is provided with in both ends around the sampling plate, the lower extreme of sampling plate rotates and is connected with the ejector pin, the inside of shell is provided with the limiting plate, the ejector pin runs through the limiting plate and passes the through-hole extends to the outside of shell, the below of limiting plate is provided with the spring, the spring housing is established on the ejector pin, the lower extreme of spring with ejector pin fixed connection, the outside of shell is provided with the epitheca, the epitheca with the connection can be dismantled to the shell.

Furthermore, the inside of shell is fixed and is provided with a plurality of gag lever posts, the gag lever post is located the below of scraper blade, the gag lever post with the sampling plate contact.

Through above-mentioned technical scheme, reciprocating of scraper blade is comparatively steady in time, and difficult emergence is rocked, also can prevent simultaneously that the scraper blade from following the ejector pin rotation.

Furthermore, a handle is arranged at the bottom end of the ejector rod, a clamping plate is arranged above the handle, and the clamping plate is perpendicular to the plane where the handle is located.

Through the technical scheme, be the utility model discloses it is more pleasing to the eye, rotatory also convenient to use person observes the cardboard.

Further, the distance between the upper end of the spring and the lower end of the limiting plate is smaller than the distance between the lower end of the clamping plate and the inner wall of the bottom of the shell.

Through above-mentioned technical side, when using, when the cardboard moved into the inside of shell, the spring shortened, and it has the trend that resumes deformation for the inner wall of shell is hugged closely to the cardboard, and difficult emergence is rotatory, leads to the cardboard to shift out in by the shell.

Furthermore, the scraper blade is kept away from the one end of sampling plate is provided with the silica gel pad, the silica gel pad with there is the clearance between the inner wall of shell.

Furthermore, a first clamping ring is arranged inside the top shell, a second clamping ring is fixedly arranged at the upper end of the shell, and the first clamping ring is clamped below the second clamping ring.

Through above-mentioned technical scheme, first snap ring card prevents that the top shell from droing in the below of second snap ring.

To sum up, the utility model discloses mainly have following beneficial effect: the utility model discloses in, through setting up shell, ejector pin, sampling plate and topshell, when using, release the shell with the sampling plate through the ejector pin, then utilize the scraper blade on the sampling plate to taking a sample, the back that finishes of taking a sample, the inside of sampling plate withdrawal shell, then with the topshell lid on the shell, keep apart sample and external world, prevent that the sample from taking place the pollution.

Drawings

FIG. 1 is a schematic structural view of the present embodiment;

FIG. 2 is a plan view of the housing in the present embodiment;

fig. 3 is a bottom view of the housing in the present embodiment.

Reference numerals are as follows: 1. a housing; 101. an opening; 102. a through hole; 2. a sampling plate; 3. a squeegee; 4. a top rod; 5. a limiting plate; 6. a spring; 7. a top shell; 8. a limiting rod; 9. a handle; 10. clamping a plate; 11. a first snap ring; 12. a second snap ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

Referring to fig. 1-3, a medical oral mucosa sampling device for department of stomatology comprises a housing 1, an opening 101 is formed in the upper end of the housing 1, a through hole 102 is formed in the lower end of the housing 1, a sampling plate 2 is arranged in the opening 101, scraper blades 3 are fixedly arranged at the front end and the rear end of the sampling plate 2, a push rod 4 is rotatably connected to the lower end of the sampling plate 2, a limiting plate 5 is arranged inside the housing 1, the push rod 4 penetrates through the limiting plate 5 and penetrates through the through hole 102 to extend to the outer side of the housing 1, a spring 6 is arranged below the limiting plate 5, the spring 6 is sleeved on the push rod 4, the lower end of the spring 6 is fixedly connected with the push rod 4, a top shell 7 is arranged on the outer side of the housing 1, the top shell 7 is detachably connected with the housing 1, in this embodiment, the housing 1 and the top shell 7 are made of transparent medical grade polypropylene, a sliding groove is formed in the inner wall of the housing 1, the left end and the right end of the scraper blade 3 are located in the sliding groove, the scraper blade 3 can limit the scraper blade 3 to prevent the scraper blade from rotating, the scraper blade 1 from being in a rectangular frame, the width of the housing 1 is not more than two centimeters, and a gap exists between the upper end of the sampling plate 2.

Referring to fig. 2, a plurality of limiting rods 8 are fixedly arranged inside the shell 1, the limiting rods 8 are located below the scraper 3, the limiting rods 8 are in contact with the sampling plate 2, the limiting rods 8 are located in the middle of the inner wall of the shell 1, and the limiting rods 8 and the shell 1 are integrally formed.

Referring to fig. 1, a handle 9 is arranged at the bottom end of the mandril 4, a clamping plate 10 is arranged above the handle 9, and the clamping plate 10 is vertical to the plane of the handle 9.

Referring to fig. 1, the distance between the upper end of the spring 6 and the lower end of the restriction plate 5 is smaller than the distance between the lower end of the chucking plate 10 and the inner wall of the bottom of the case 1.

Referring to fig. 1, a silica gel pad is disposed at an end of the scraper 3 away from the sampling plate 2, and a gap exists between the silica gel pad and an inner wall of the housing 1.

Referring to fig. 1, a first snap ring 11 is disposed inside the top case 7, a second snap ring 12 is fixedly disposed at the upper end of the housing 1, and the first snap ring 11 is snapped below the second snap ring 12.

In summary, when the sampling device is used, the top shell 7 is taken down, the sampling plate 2 is pushed by the handle 9 to move upwards, the clamping plate 10 is aligned with the through hole 102, after the clamping plate 10 passes through the through hole 102, when the upper end of the spring 6 contacts with the limiting plate 5, a user can obviously feel resistance, then the handle 9 is continuously pushed upwards, the clamping plate 10 is observed through the shell 1, when the clamping plate 10 is completely moved into the shell 1, the handle 9 is rotated to enable the clamping plate 10 to be dislocated with the through hole 102, then the sampling can be started by releasing the handle 9, after the sampling is finished, the handle 9 is rotated to enable the clamping plate 10 to be aligned with the through hole 102, then the handle 9 is moved downwards until the sampling plate 2 is completely moved into the shell 1, and then the top shell 7 is covered.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A medical department of stomatology oral mucosa sampling device, includes shell (1), its characterized in that: opening (101) have been seted up to the upper end of shell (1), through-hole (102) have been seted up to the lower extreme of shell (1), be provided with sampling plate (2) in opening (101), both ends are fixed around sampling plate (2) and are provided with scraper blade (3), the lower extreme of sampling plate (2) rotates and is connected with ejector pin (4), the inside of shell (1) is provided with limiting plate (5), ejector pin (4) run through limiting plate (5) and pass through-hole (102) extend to the outside of shell (1), the below of limiting plate (5) is provided with spring (6), spring (6) cover is established on ejector pin (4), the lower extreme of spring (6) with ejector pin (4) fixed connection, the outside of shell (1) is provided with topshell (7), topshell (7) with shell (1) can dismantle the connection.

2. The device for sampling oral mucosa of a medical department according to claim 1, wherein: the fixed a plurality of gag lever posts (8) that are provided with in inside of shell (1), gag lever post (8) are located the below of scraper blade (3), gag lever post (8) with sampling plate (2) contact.

3. The medical oral mucosa sampling device of claim 1, wherein: the bottom end of the ejector rod (4) is provided with a handle (9), a clamping plate (10) is arranged above the handle (9), and the clamping plate (10) is perpendicular to the plane where the handle (9) is located.

4. The device for sampling oral mucosa of a medical department according to claim 3, wherein: the distance between the upper end of the spring (6) and the lower end of the limiting plate (5) is smaller than the distance between the lower end of the clamping plate (10) and the inner wall of the bottom of the shell (1).

5. The device for sampling oral mucosa of a medical department according to claim 1, wherein: the one end that scraper blade (3) kept away from sampling plate (2) is provided with the silica gel pad, the silica gel pad with there is the clearance between the inner wall of shell (1).

6. The medical oral mucosa sampling device of claim 1, wherein: the inside of epitheca (7) is provided with first snap ring (11), the upper end of shell (1) is fixed and is provided with second snap ring (12), first snap ring (11) card is in the below of second snap ring (12).