CN215821002U

CN215821002U - Saliva collection system

Info

Publication number: CN215821002U
Application number: CN202122392156.7U
Authority: CN
Inventors: 赵锦荣; 赵东; 王金佩; 罗晓娥
Original assignee: Xian International University
Current assignee: Xian International University
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-02-15
Anticipated expiration: 2031-09-30

Abstract

The utility model discloses a saliva collecting device, which comprises a saliva collecting mechanism, a filtering part and a saliva storing mechanism, wherein the saliva collecting mechanism comprises a filter part and a filter part; the saliva collecting mechanism comprises a saliva collecting rod, a saliva collecting head is fixedly connected to the bottom end of the saliva collecting rod, the section diameter of the bottom end of the saliva collecting rod is smaller than that of the top end of the saliva collecting rod, an extruding part is mounted on the saliva collecting rod and located above the saliva collecting head, and the extruding part is in sliding limit fit with the saliva collecting rod; saliva storage mechanism includes the collecting pipe, can dismantle on the collecting pipe and be connected with the lid, and the filter house includes the round platform, and collecting pipe top internal diameter is less than the round platform external diameter, and round platform bottom fixedly connected with filter tube has seted up a plurality of circular pores on the filter tube, and the filter tube is located the collecting pipe, saliva collecting head and extrusion portion all with filter tube looks adaptation. The method is simple to operate, avoids the potential risk of infecting others and the influence on subsequent detection or experiment, and is suitable for special people.

Description

Saliva collection system

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a saliva collecting device.

Background

Saliva secreted by the oral glands plays roles of diluting, resisting bacteria, cleaning tooth surfaces and the like. Saliva is mostly water and contains mucin, amylase and the like. The genetic information contained in the blood is important genetic information acquisition ways except blood, such as DNA, RNA and the like. Through saliva separation and genetic information extraction, the method is applied to clinical basic research, diagnosis and scientific research, and can predict diseases, assist personalized medicine application and the like.

Saliva is commonly called as saliva by people and ancient times called as "Jinhuiyu". The current common saliva collection method is spitting, which brings unclean and inelegant feeling to people. In actual saliva collection, spitting saliva can cause some droplets in the air, and people often feel uncomfortable or uncomfortable with the method and do not want to cooperate with the method. For special people who are infants, have conscious disorder, cannot take care of themselves and the like, spitting is used for collecting saliva, the people are unwilling to cooperate, the operation is difficult, the quality of saliva collection is seriously influenced, and the extracted DNA often cannot meet the minimum requirements of clinic or laboratories. Saliva collected by the spitting method often contains food residues, sticky phlegm and the like, and the foreign matters can deteriorate or breed microorganisms to influence the development of subsequent experiments.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a saliva collecting device, which is used for solving the problems in the prior art, is simple to operate, avoids the potential risk of infecting others and the influence on subsequent detection or experiment, and is suitable for special crowds.

In order to achieve the purpose, the utility model provides the following scheme: the utility model provides a saliva collecting device, which comprises a saliva collecting mechanism, a filtering part and a saliva storing mechanism, wherein the saliva collecting mechanism comprises a filter part and a filter part; the saliva collecting mechanism comprises a saliva collecting rod, a saliva collecting head is fixedly connected to the bottom end of the saliva collecting rod, the diameter of the section of the bottom end of the saliva collecting rod is smaller than that of the section of the top end of the saliva collecting rod, an extruding part is mounted on the saliva collecting rod and located above the saliva collecting head, and the extruding part is in sliding limit fit with the saliva collecting rod; the saliva storage mechanism comprises a collecting pipe, a cover body is detachably connected to the collecting pipe, the filtering portion comprises a round table, the inner diameter of the top end of the collecting pipe is smaller than the outer diameter of the round table, a filtering pipe is fixedly connected to the bottom end of the round table, a plurality of round pores are formed in the filtering pipe, the filtering pipe is located in the collecting pipe, and the saliva collecting head and the extruding portion are matched with the filtering pipe.

Preferably, the extrusion part comprises a sleeve round rod which is sleeved on the saliva collecting rod in a sliding manner and an extrusion head, and the extrusion head is fixedly connected to one end, close to the saliva collecting head, of the sleeve round rod.

Preferably, the extrusion head is an elastic cone, the elastic cone comprises a cone portion and a hemispherical portion, the cone portion and the cone head are fixedly connected to the sleeve round rod, the hemispherical portion is slidably connected to the saliva collecting rod, and the extrusion head is in clearance fit with the saliva collecting head.

Preferably, the saliva collecting head is a sponge collecting head, and the sponge collecting head is cylindrical.

Preferably, the collection tube is a centrifuge tube or a cylindrical collection tube.

Preferably, the outer side wall of the collecting pipe is marked with scale marks.

Preferably, the top of the outer side wall of the collecting pipe is circumferentially provided with threads, and the collecting pipe is detachably connected with the cover body through the threads.

Preferably, the collection tube contains a saliva preservation solution and a DNA stabilizing liquid preparation.

The utility model discloses the following technical effects: the saliva collecting device provided by the utility model is simple to operate, does not need to open the mouth or spit saliva, and avoids splashing of droplets and aerosol in the air, so that the potential risk of infecting other people is avoided, food residues and the like cannot be adsorbed, the influence of the food residues on subsequent detection or experiments is avoided, and the saliva collecting device is suitable for special people who are infants, conscious obstacles, cannot take care of themselves and the like.

Drawings

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

FIG. 1 is a schematic view of the structure of the collecting device of the present invention;

FIG. 2 is a schematic view of a saliva collecting mechanism according to the present invention;

FIG. 3 is a schematic view of a saliva storage mechanism according to the present invention;

wherein, 1-saliva collecting rod; 2-a saliva collection head; 3-a cover body; 4-a collection tube; 5-sleeve round bar; 6-extrusion head; 7-a circular truncated cone; 8-a filter tube; 9-graduation mark; 10-round pores.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

The utility model provides a saliva collecting device, which comprises a saliva collecting mechanism, a filtering part and a saliva storing mechanism, wherein the saliva collecting mechanism comprises a filter part and a filter part; the saliva collecting mechanism comprises a saliva collecting rod 1, a saliva collecting head 2 is fixedly connected to the bottom end of the saliva collecting rod 1, the diameter of the section of the bottom end of the saliva collecting rod 1 is smaller than that of the section of the top end of the saliva collecting rod 1, an extruding part is mounted on the saliva collecting rod 1 and located above the saliva collecting head 2, and the extruding part is in sliding limit fit with the saliva collecting rod 1; saliva storage mechanism includes collecting pipe 4, can dismantle on the collecting pipe 4 and be connected with lid 3, and the filter house includes round platform 7, and the inner diameter of 4 tops of collecting pipe is less than 7 external diameters of round platform, and 7 bottom fixedly connected with filter tubes 8 of round platform, filter tubes 8 are protruding type for the circle, have seted up a plurality of circular pores 10 on the filter tubes 8, and filter tubes 8 are located collecting pipe 4, saliva collecting head 2 and extrusion portion all with 8 looks adaptations of filter tubes.

Further optimization scheme, for the convenience of extrusion portion to extrude saliva collection head 2, extrusion portion overlaps including sliding sleeve and establishes sleeve pipe round bar 5 and extrusion head 6 on saliva collection rod 1, and extrusion head 6 fixed connection is in sleeve pipe round bar 5 one end that is close to saliva collection head 2.

Further optimization scheme, in order to improve extrusion head 6 and to saliva collection head 2's extrusion effect, extrusion head 6 is the elasticity cone, the elasticity cone includes cone portion and hemisphere portion, cone portion cone fixed connection is on sleeve pipe pole 5, hemisphere portion sliding connection is on saliva collection pole 1, extrusion head 6 is 5cm with saliva collection head 2 clearance, avoid extrusion head 6 to gather the influence that saliva in-process produced to the oral cavity, sleeve pipe pole 5 and extrusion head 6 are elastic rubber.

Further optimization scheme, in order to guarantee the collection adsorption effect that saliva was gathered, in order to avoid adsorbing food waste simultaneously in the collection process, saliva collecting head 2 is the sponge collecting head, and the sponge collecting head is cylindrical, cylindrical shape and 8 shape looks adaptations of filter tube.

Further optimize the scheme, for the convenience of follow-up detection, be convenient for the pipette to absorb, collecting tube 4 is centrifuging tube or cylindrical collection test tube.

In order to further optimize the scheme, in order to facilitate observation of the collection amount of the collected saliva, scale marks 9 are marked on the outer side wall of the collecting pipe 4.

Further optimize the scheme, conveniently dismantle simultaneously in order to guarantee the leakproofness of collecting pipe 4, do benefit to the saliva storage, the screw thread has been seted up to collecting pipe 4 lateral wall top circumference, and collecting pipe 4 passes through the screw thread and can dismantle with lid 3 and be connected.

In order to further optimize the scheme, in order to ensure the stable storage of the saliva collected in the collecting pipe 4, saliva preserving fluid and DNA stable liquid preparations are stored in the collecting pipe 4.

When the saliva collecting device is used, the top end of a saliva collecting rod 1 is held by a hand, a saliva collecting head 2 at the bottom end of the saliva collecting rod 1 is placed into an oral cavity, the saliva collecting head 2 can automatically absorb a large amount of saliva secreted by a gland, a filter pipe 8 is placed in a collecting pipe 4, the saliva collecting head 2 absorbing the saliva is placed in the filter pipe 8, a sleeve pipe round rod 5 is slowly pushed down, an extruding head 6 extrudes the saliva collecting head 2, the saliva on the saliva collecting head 2 flows into the collecting pipe 4 through a round pore 10 in the filter pipe 8, a scale mark 9 on the collecting pipe 4 is observed, the collection of the saliva is stopped after a certain amount of the saliva is collected, the filter pipe 8 is taken down, a cover body 3 is screwed, and the collecting pipe 4 collecting the saliva is stored for detection.

The saliva collecting device provided by the utility model is simple to operate, does not need to open the mouth or spit saliva, and avoids splashing of droplets and aerosol in the air, so that the potential risk of infecting other people is avoided, food residues and the like cannot be adsorbed, the influence of the food residues on subsequent detection or experiments is avoided, and the saliva collecting device is suitable for special people who are infants, conscious obstacles, cannot take care of themselves and the like.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.

Claims

1. A saliva collecting device is characterized by comprising a saliva collecting mechanism, a filtering part and a saliva storing mechanism; the saliva collecting mechanism comprises a saliva collecting rod (1), a saliva collecting head (2) is fixedly connected to the bottom end of the saliva collecting rod (1), the diameter of the cross section of the bottom end of the saliva collecting rod (1) is smaller than that of the cross section of the top end of the saliva collecting rod (1), an extruding part is mounted on the saliva collecting rod (1), the extruding part is located above the saliva collecting head (2), and the extruding part is in sliding limit fit with the saliva collecting rod (1); saliva storage mechanism includes collecting pipe (4), can dismantle on collecting pipe (4) and be connected with lid (3), the filter house includes round platform (7), collecting pipe (4) top internal diameter is less than round platform (7) external diameter, round platform (7) bottom fixedly connected with filter tube (8), a plurality of circular pore (10) have been seted up on filter tube (8), filter tube (8) are located in collecting pipe (4), saliva collection head (2) with extrusion portion all with filter tube (8) looks adaptation.

2. A saliva collection device as claimed in claim 1, wherein: the extrusion part comprises a sleeve round rod (5) and an extrusion head (6), the sleeve round rod (5) and the extrusion head are slidably sleeved on the saliva collecting rod (1), and the extrusion head (6) is fixedly connected to one end, close to the saliva collecting head (2), of the sleeve round rod (5).

3. A saliva collection device as claimed in claim 2, wherein: the saliva collecting device is characterized in that the extrusion head (6) is an elastic cone, the elastic cone comprises a cone part and a hemispherical part, the cone part and the cone head are fixedly connected onto the sleeve round rod (5), the hemispherical part is connected onto the saliva collecting rod (1) in a sliding mode, and the extrusion head (6) is in clearance fit with the saliva collecting head (2).

4. A saliva collection device as claimed in claim 1, wherein: the saliva collecting head (2) is a sponge collecting head which is cylindrical.

5. A saliva collection device as claimed in claim 1, wherein: the collecting tube (4) is a centrifugal tube or a cylindrical collecting test tube.

6. A saliva collection device as claimed in claim 5, wherein: the outer side wall of the collecting pipe (4) is marked with scale marks (9).

7. A saliva collection device as claimed in claim 1, wherein: the collecting pipe (4) is characterized in that threads are circumferentially arranged on the top of the outer side wall of the collecting pipe (4), and the collecting pipe (4) is detachably connected with the cover body (3) through the threads.

8. A saliva collection device according to claim 7, wherein: saliva preservation liquid and DNA stable liquid preparations are stored in the collecting pipe (4).