CN214804917U - High-efficient saliva collection system - Google Patents

Abstract

The utility model discloses a high-efficiency saliva collecting device, which comprises a shell, wherein the top of the shell forms an end part, more than one groove is arranged on the end part in a circle around the upper end surface of the end part, elastic connecting rods are fixedly arranged on the bottom surfaces of the grooves, an included angle smaller than 90 degrees is formed between each elastic connecting rod and a horizontal plane, a fixed convex part is arranged at one end, close to each groove, of the inner side surface of each elastic connecting rod, and adjacent elastic connecting rods are connected through an elastic connecting film; the utility model discloses can minimize the opening of gathering saliva usefulness before the use, make it receive environmental impact little, can enlarge the collection when gathering, in can be better making things convenient for saliva to enter into collection system, prevent to expose to can make things convenient for medical personnel's censorship, the saliva after protection collection that can be better makes its detection precision promote.

Description

High-efficient saliva collection system

Technical Field

The utility model relates to a collection system, concretely relates to high-efficient saliva collection system.

Background

The epithelium of the oral mucosa of the human body is a stratified squamous epithelium, has the characteristics of vigorous metabolism, quick renewal and easy shedding, and the shed cells have complete human genome DNA sequences. Thus, the source of DNA in human saliva is primarily exfoliated oral epithelial cells and leukocytes in saliva. Compared with the traditional mode of extracting blood and collecting DNA, the saliva DNA sample collection is a method for obtaining DNA without harm and pain to human bodies, discomfort and fear of the collected persons are not easy to cause, the method does not cause any discomfort to the collected persons and is easy to accept, so that the sampling range of gene research can be enlarged to the maximum extent, and the method is particularly suitable for large-scale population investigation of molecular epidemiology. Therefore, the saliva test is increasingly focused on the clinic.

However, when the existing saliva collecting device is used, spitting out saliva directly is most convenient, but the existing saliva collecting device has a plurality of defects, in order to reduce the volume, the collecting opening of the existing saliva collecting device is generally small, so that the saliva is easy to get to the outside during collecting, the sanitation is affected, and particularly, when medical staff are in poor contact with the collecting device, the propagation of bacteria or viruses can be caused. If the collection opening of doing is very big, then will cause the volume increase, not portable, and the area of exposing with the air is big moreover, easy before gathering after large tracts of land contact with the air, influences the precision when later stage saliva is gathered and is detected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a high-efficient saliva collection system, it is before using, gathers the mouth and can keep a relative state of sealing, can strut fast again when using and enlarge the collection mouth, and gather the censorship process after accomplishing more health, can prevent effectively that medical personnel directly contacts with human saliva, increases the health degree, solves not enough among the prior art.

The utility model discloses a realize through following technical scheme: a high-efficiency saliva collecting device comprises a shell, wherein an end part is formed at the top of the shell, more than one groove is formed in the end part in a circle around the end part, elastic connecting rods are fixedly arranged on the bottom surfaces of the grooves, an included angle smaller than 90 degrees is formed between each elastic connecting rod and the horizontal plane, a fixed convex part is arranged at one end, close to each groove, of the inner side surface of each elastic connecting rod, and adjacent elastic connecting rods are connected through an elastic connecting film;

have an equal open-ended activity chamber of upper and lower extreme in the shell, the activity intracavity activity sets up one and gathers the pipe, the top of gathering the pipe forms a butt joint portion, the up end of this butt joint portion has a butt joint opening chamber, it gathers the chamber to have a saliva in the collection pipe, butt joint portion outer wall and activity intracavity wall sealing contact, it stretches out the outside to the shell to gather the pipe part, a cap of bottom open end suit of shell, it holds the chamber with what activity chamber butt joint switched on to have one in the cap, when gathering the butt joint portion of pipe and moving towards the bottom cap and removing, the butt joint portion of gathering the pipe is detained and is gone into to the cap and hold the intracavity.

Preferably, the inner wall surface of the cap is further provided with an expansion sealing piece, and the cap is tightly matched and connected with the shell through the expansion sealing piece.

As the preferred technical scheme, the expansion sealing elements all adopt elastic air bags with deformation recovery capacity, the elastic air bags are provided with air inlets and air outlets, the expansion sealing elements are fan-shaped, and after the expansion sealing elements recover deformation, the expansion sealing elements are parallel to the horizontal plane and seal the top opening cavity of the cap through the expansion sealing elements.

As a preferred technical scheme, the inner wall surfaces of the containing cavities of the cap covers are provided with sealing silica gel rings which are in frictional contact with the outer wall surfaces of the butting parts of the buckled collecting pipes.

Preferably, the inner wall surface of the opening end of the abutting portion is an inclined guide surface.

As the preferred technical scheme, one side of the groove, which deviates from the fixed convex part, is an inclined yielding surface, after the collection pipe pushes up the fixed convex part, one end of the elastic connecting rod is in contact with the inclined yielding surface, and an included angle which is larger than 90 degrees is formed between the elastic connecting rod and the horizontal plane.

The utility model has the advantages that: the utility model adopts a very simple structure, can realize high-efficient, safe saliva collection.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic internal cross-sectional view of the present invention;

fig. 3 is a top view of the present invention with the cap removed;

fig. 4 is an expanded schematic view of the present invention in the liquid-taking state.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

In the description of the present invention, it is to be understood that the terms "one end", "the other end", "the outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

The use of terms herein such as "upper," "above," "lower," "below," and the like in describing relative spatial positions is for the purpose of facilitating description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly

In the present invention, unless otherwise explicitly specified or limited, the terms "set", "coupled", "connected", "penetrating", "plugging", and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1 and 2, the utility model discloses a high-efficiency saliva collecting device, which comprises a housing 2, wherein a tip 1 is formed at the top of the housing 2, more than one groove 8 is formed in a circle on the tip 1 surrounding the tip 1, elastic connecting rods 5 are fixedly arranged on the bottom surfaces of the grooves 8, an included angle smaller than 90 degrees is formed between the elastic connecting rods 5 and the horizontal plane, a fixed convex part 7 is arranged at one end of the inner side surface of each elastic connecting rod 5 close to the groove, and adjacent elastic connecting rods 5 are connected through an elastic connecting film 6;

have one in the shell 2 and go up equal open-ended activity chamber 9 of lower extreme, activity sets up one in the activity chamber 9 and gathers pipe 4, gather the top of pipe 4 and form a butt joint portion 41, the up end of this butt joint portion 41 has a butt joint opening chamber, it gathers chamber 11 to have a saliva in the pipe 4 to gather, butt joint portion 41 outer wall and the sealed contact of activity intracavity 9 inner wall, it stretches out to the outside of shell 2 to gather pipe 4 part, a cap 3 of bottom open end suit of shell 2, it holds chamber 15 with what activity chamber 9 butt joint switched on to have one in the cap 3, when gathering the butt joint portion 41 of pipe 4 and moving towards bottom cap 3, gather the butt joint portion of pipe 4 and detain in holding chamber 15 to cap 3.

Wherein, the inner wall of the cap 3 is further provided with an expansion sealing piece 13, and the cap 3 is tightly matched and connected with the shell 2 through the expansion sealing piece 13.

As shown in fig. 3, the inflatable sealing elements 13 are elastic air bags with deformation recovery capability, each air inlet and outlet 16 is arranged on each elastic air bag, the inflatable sealing elements are fan-shaped, and after the inflatable sealing elements recover deformation, each inflatable sealing element 13 is parallel to the horizontal plane and seals the top opening cavity of the cap through the inflatable sealing elements.

Wherein, the inner wall surface of the containing cavity of the cap 3 is also provided with a sealing silica gel ring 14 which is in friction contact with the outer wall surface of the butt joint part of the buckled collection tube 4, so that the connection tightness of the collection tube and the cap after the assembly is increased, and the separation between the collection tube and the cap is prevented.

Wherein, the inner wall surface of the opening end of the butt joint part 41 is an inclined guide surface 12, and saliva can enter into the collection cavity of the collection tube along the inclined guide surface through the inclined guide surface.

In this embodiment, recess 8 deviates from fixed convex part one side and is a slope and gives way the face, after gathering 4 fixed convex parts of pushing up, make the one end and the slope of elastic connecting rod 5 give way the face contact, be the contained angle that is greater than 90 degrees between elastic connecting rod 5 and the horizontal plane this moment, as shown in fig. 4, whole elastic connecting rod area elastic connection film expandes this moment, the elastic connection film is stretched, form a loudspeaker opening form this moment, can realize the collection of saliva, saliva is followed elastic connecting rod and elastic connecting film and finally passes the butt joint portion and enters into and gather intraductal collection.

The whole collection process is as follows:

during collection, the collection tube is manually pressed to enable the collection tube to ascend relative to the shell, when the collection tube ascends, the butting part at the top of the collection tube is firstly contacted with the fixed convex part, then all the elastic connecting rods are mutually closed before the butting part, as shown in figures 1 and 2, the opening is smaller at the moment to form a relative closed surface, when the collection pipe is pushed up and then contacts and extrudes with the fixed convex part, each elastic connecting rod is enabled to be turned out outwards, and finally one side of the elastic connecting rod is tightly attached to the inclined yielding surface, at the moment, the elastic connecting rod is spread, the saliva collection can be realized, after the collection is finished, the collection tube is pulled out, when the butt joint part of the collection tube is moved into the containing cavity, the collection tube is continuously pulled out, the cap can be driven to be separated from the shell, after separation, the expansion sealing element is used for sucking and resetting, the open end of the cap can be plugged, the effect of sealing the collection pipe is achieved, and the safety of the inspection process is improved.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims (6)

1. An efficient saliva collection device, characterized in that: the elastic connecting rod structure comprises a shell (2), wherein a tip (1) is formed at the top of the shell (2), more than one groove (8) is formed in the tip (1) in a circle around the tip (1), elastic connecting rods (5) are fixedly arranged on the bottom surfaces of the grooves (8), an included angle smaller than 90 degrees is formed between each elastic connecting rod (5) and the horizontal plane, a fixed convex part (7) is arranged at one end, close to each groove, of the inner side surface of each elastic connecting rod (5), and adjacent elastic connecting rods (5) are connected through an elastic connecting film (6);

have one in shell (2) and go up equal open-ended activity chamber (9) of lower extreme, activity chamber (9) internalization sets up one and gathers pipe (4), the top of gathering pipe (4) forms butt joint portion (41), the up end of this butt joint portion (41) has a butt joint opening chamber, it gathers chamber (11) to have one saliva in pipe (4) to gather, butt joint portion (41) outer wall face and activity chamber (9) inner wall sealing contact, gather the outside that pipe (4) part stretches out to shell (2), the bottom open end suit cap (3) of shell (2), it holds chamber (15) to have one in cap (3) to dock with activity chamber (9), when butt joint portion (41) the cap of gathering pipe (4) moves towards bottom (3), the butt joint portion of gathering pipe (4) is detained in holding chamber (15) to cap (3).

2. A high efficiency saliva collection device as recited in claim 1, wherein: the inner wall surface of the cap (3) is further provided with an expansion sealing piece (13), and the cap (3) is tightly matched and connected with the shell (2) through the expansion sealing piece (13).

3. A high efficiency saliva collection device as recited in claim 2, wherein: the expansion sealing parts (13) are all elastic air bags with deformation recovery capability, the elastic air bags are provided with air inlets and air outlets (16), the expansion sealing parts are fan-shaped, and after the expansion sealing parts recover deformation, the expansion sealing parts (13) are all parallel to the horizontal plane and seal the top opening cavity of the cap cover through the expansion sealing parts.

4. A high efficiency saliva collection device as recited in claim 1, wherein: and the inner wall surfaces of the accommodating cavities of the caps (3) are also provided with sealing silica gel rings (14) which are in frictional contact with the outer wall surfaces of the butting parts of the buckled acquisition tubes (4).

5. A high efficiency saliva collection device as recited in claim 1, wherein: the inner wall surface of the opening end of the butting part (41) is an inclined guide surface (12).

6. A high efficiency saliva collection device as recited in claim 1, wherein: one side of the groove (8) departing from the fixed convex part is an inclined yielding surface, and after the collection pipe (4) pushes up the fixed convex part, one end of the elastic connecting rod (5) is in contact with the inclined yielding surface, and an included angle larger than 90 degrees is formed between the elastic connecting rod (5) and the horizontal plane.

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