CN110960265A

CN110960265A - Saliva collector

Info

Publication number: CN110960265A
Application number: CN201911094371.XA
Authority: CN
Inventors: 赵宗宝; 陈晶晶; 何荣军
Original assignee: Suzhou Yinton Medical Laboratory Co Ltd
Current assignee: Suzhou Yinton Medical Laboratory Co Ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-04-07

Abstract

The present invention relates to a saliva collector, comprising: one side of the bottle body is a closed hollow structure, a first accommodating cavity and a second accommodating cavity which are communicated with each other are arranged in the bottle body, the first accommodating cavity is used for storing saliva, and the second accommodating cavity is used for storing preserving fluid; a collection funnel assembly connected to the bottle body, the collection funnel assembly including a funnel, a stopper connected to the funnel, and a sealing member for mating abutment with the stopper, the sealing member being disposed between the first receiving chamber and the second receiving chamber, the stopper abutting the sealing member to seal the second receiving chamber; the stopper is movable in a vertical direction with respect to the sealing member to open or seal the second accommodation chamber. The saliva collector is easy to operate and can avoid pollution when mixing saliva with preservative.

Description

Saliva collector

Technical Field

The invention relates to a saliva collector, and belongs to the field of medical instruments.

Background

Saliva is a complex mixture containing not only various proteins, but also DNA, RNA, fatty acids, and various microorganisms. Various protein components in blood are also present in saliva, which reflects changes in the levels of various proteins in blood. Therefore, it is possible to diagnose diseases by detecting saliva. At present, the conventional saliva collector usually stores the preservative and the saliva collecting pipe separately, and saliva is added into the saliva collecting pipe after the saliva is collected, so that the process is complicated, and the sample is easily polluted.

Disclosure of Invention

The invention aims to provide a saliva collector which is simple and convenient to operate and can avoid pollution when saliva is mixed with a preservative.

In order to achieve the purpose, the invention provides the following technical scheme: a saliva collector, comprising:

one side of the bottle body is a closed hollow structure, a first accommodating cavity and a second accommodating cavity which are communicated with each other are arranged in the bottle body, the first accommodating cavity is used for storing saliva, and the second accommodating cavity is used for storing preserving fluid;

a collection funnel assembly connected to the bottle body, the collection funnel assembly including a funnel, a stopper connected to the funnel, and a sealing member for mating abutment with the stopper, the sealing member being disposed between the first receiving chamber and the second receiving chamber, the stopper abutting the sealing member to seal the second receiving chamber; the stopper is movable in a vertical direction with respect to the sealing member to open or seal the second accommodation chamber.

Further, one end of the funnel is an opening part for collecting saliva, and the opening part comprises at least one concave part which is adaptive to the lower lip of the person.

Further, the stopper comprises a first stopper part connected with the funnel and a second stopper part matched with the sealing element, and the first stopper part is connected with the second stopper part; the first stopping part abuts against and seals the first accommodating cavity, and the second stopping part abuts against and seals the sealing element to seal the second accommodating cavity.

Furthermore, the other end of the funnel is provided with a first through hole for saliva to enter the bottle body, the stop piece is provided with a second through hole corresponding to the first through hole, and the funnel or the stop piece rotates in the circumferential direction to enable the first through hole and the second through hole to be staggered or in butt joint communication.

Furthermore, the stop piece is movably connected with the funnel, a first sliding groove and a second sliding groove are formed in the bottle body, the first sliding groove is circumferentially arranged, the second sliding groove is vertically arranged, the first sliding groove is connected with the second sliding groove, and a protruding block matched with the first sliding groove and the second sliding groove is arranged on the funnel or the stop piece.

Further, the sealing element is a sealing ring, the sealing ring is fixed between the first accommodating cavity and the second accommodating cavity, and the size of the second stopping portion is slightly larger than that of the hollow portion of the sealing ring.

Furthermore, a slope is arranged on the second stopping part, so that saliva can flow into the bottle body from the second stopping part.

Further, the funnel is in threaded connection with the bottle body, and the stopper is movably connected with the funnel; be equipped with first external screw thread on the outer wall of funnel, the inner wall of bottle is equipped with the internal thread, first external screw thread with internal thread looks adaptation, so that funnel fixed connection is in on the bottle.

Further, the saliva collector also comprises a bottle cap which is arranged on the funnel or the bottle body.

Furthermore, a second external thread is arranged on the bottle cap and matched with the internal thread, so that the bottle cap is fixedly connected to the bottle body.

Compared with the prior art, the invention has the beneficial effects that: according to the saliva collector, the first containing cavity for collecting saliva and the second containing cavity for storing the preserving fluid are arranged, the first containing cavity and the second containing cavity are sealed by the stop piece and the sealing piece, the first containing cavity and the second containing cavity can be opened and closed by controlling the stop piece, so that the saliva in the first containing cavity is mixed with the preserving agent in the second containing cavity, the operation is simple, and the sample can be prevented from being polluted.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.

Drawings

FIG. 1 is a cross-sectional view of a saliva collector according to an embodiment of the invention;

FIG. 2 is a top view of a funnel in the saliva collector shown in FIG. 1;

FIG. 3 is a schematic view of the connection between the stopper and the bottle of the saliva collector shown in FIG. 1;

FIG. 4 is a schematic view of the collection funnel assembly and bottle cap of the saliva collector shown in FIG. 1;

FIG. 5 is a schematic view of the connection between the stopper and the bottle according to one embodiment of the present invention;

fig. 6 is a schematic view of a saliva collection structure according to another embodiment of the present invention.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

It should be noted that: the terms "upper", "lower", "left", "right", "inner" and "outer" of the present invention are used for describing the present invention with reference to the drawings, and are not intended to be limiting terms.

Referring to fig. 1 to 4, a saliva collector according to an embodiment of the present invention includes: the bottle body 1 is of a hollow structure with one side in a closed state, a first accommodating cavity 11 and a second accommodating cavity 12 which are communicated with each other are arranged in the bottle body 1, the first accommodating cavity 11 is used for storing saliva, and the second accommodating cavity 12 is used for storing preserving fluid;

a collection funnel assembly 2 connected with the bottle body 1, wherein the collection funnel assembly 2 comprises a funnel 21, a stop member 22 connected with the funnel 21 and a sealing member 23 for matching and abutting with the stop member 22, the sealing member 23 is arranged between the first containing cavity 11 and the second containing cavity 12, and the stop member 22 abuts with the sealing member 23 to seal the second containing cavity 12; the stopper 22 is movable in a vertical direction with respect to the sealing member 23 to open or seal the second accommodation chamber 12.

Specifically, in the vertical direction, the funnel 21, the stopper 22 and the sealing member 23 are sequentially arranged from top to bottom, the first accommodating cavity 11 is arranged above the second accommodating cavity 12, wherein one end of the funnel 21 is an opening portion 211 for collecting saliva, and the opening portion 211 comprises at least one concave portion 2111 adapted to the lower lip of a person. Preferably, the opening 211 is connected to each other by the concave portion 2111 and the convex portion 2112 in a quasi-ring shape, and by providing the concave portion 2111, it is possible to flow saliva more smoothly to the bottom of the funnel than a circular opening; by providing the convex portion 2112 and smoothly connecting with the concave portion 2111, interference with the user can be avoided. The other end of the funnel 21 is provided with a first through hole 212 for the entrance of saliva into the bottle body 1. The stopper 22 is provided with a second through hole 223 corresponding to the first through hole 212, and the funnel 21 or the stopper 22 rotates in the circumferential direction to make the first through hole 212 and the second through hole 223 stagger or be in butt communication.

In this embodiment, it is preferable that the funnel 21 is matched with an internal thread (not shown) on the inner wall of the bottle body 1 by a first external thread 213 on the outer wall thereof, so that the funnel 21 is fixedly connected to the bottle body 1. The stopper 22 is movably connected to the bottom of the funnel 21, during the process of collecting saliva, the stopper 22 is rotated to stagger the first through hole 212 and the second through hole 223, and the collected saliva is contained in the bottom of the funnel 21; subsequently, the stopper 22 is rotated to abut the first through hole 212 and the second through hole 223, and the saliva in the funnel 21 enters the first receiving chamber 11 by gravity. The bottle body 1 is provided with a first chute 13 arranged circumferentially and a second chute 14 arranged vertically, the first chute 13 is connected with the second chute 14, and the stop member 22 is provided with a convex block 220 matched with the first chute 13 and the second chute 14. By rotating the stopper 22, the projection 220 is caught in the first sliding groove 13 and moves in the circumferential direction to change the position of the second through hole 223 with respect to the position of the first through hole 212, thereby controlling the entrance of saliva. Preferably, a sealing ring (not shown) is provided between the stopper 22 and the funnel 21 to ensure the sealing performance of the device.

In this embodiment, the stopper 22 includes a first stopper 221 connected to the funnel 21 and a second stopper 222 engaged with the sealing member 23, the first stopper 221 is connected to the second stopper 222, and the second through hole 223 and the protrusion 220 are disposed on the first stopper 221; the first blocking portion 221 abuts against and seals the first accommodating cavity 11, and the second blocking portion 222 abuts against and seals the sealing member 23 to seal the second accommodating cavity 12.

In this embodiment, the sealing member 23 is a sealing ring, the sealing ring 23 is fixed between the first receiving cavity 11 and the second receiving cavity 12, and the size of the second stopper 222 is slightly larger than that of the hollow portion of the sealing ring 23. When the second stopping portion 222 is held in the hollow portion, the second accommodating chamber 12 is sealed, saliva enters the second stopping portion 222 from the funnel 11, and a slope (not shown) is provided on the second stopping portion 222, so that the saliva flows into the bottle body 1 from the second stopping portion 222, that is, the saliva is stored in the first accommodating chamber 11. When enough saliva is stored, the funnel 11 is reversely rotated to drive the stop member 22 to move upwards to be separated from the bottle body 1, at this time, the second stop portion 222 is separated from the sealing ring 23, and the saliva in the first accommodating cavity 11 flows into the second accommodating cavity 12 to be mixed with the preserving fluid.

In this embodiment, the saliva collector further includes a bottle cap 3, the bottle cap 3 is covered on the bottle body 1, the bottle cap 3 is provided with a second external thread 31, and the second external thread 31 is matched with the internal thread, so that the bottle cap 3 is fixedly connected to the bottle body 1.

Referring to fig. 6, in another embodiment of the present invention, in order to ensure that the air pressure inside the bottle body 1 is balanced with the outside, the saliva in the funnel 21 can smoothly enter the first accommodating chamber 11. The first accommodating cavity 11 is communicated with the outside by providing the connecting pipe 4, specifically, the connecting pipe 4 is disposed through the first stopping portion 221, one end of the connecting pipe is disposed in the first accommodating cavity 11, the other end of the connecting pipe is disposed in the funnel 21, and a vent hole (not shown) is disposed at a position of the connecting pipe 4 in the first accommodating cavity 11. Preferably, the outlet 41 of the connecting tube 4 is oriented horizontally and has a height not higher than the opening surface of the funnel 21 to prevent the saliva of the user from entering the connecting tube 4. Preferably, the vent on the connecting tube 4 is arranged close to the funnel 21, i.e. in a position above the portion of the connecting tube 4 located in the first containing chamber 11, in order to avoid that saliva entering into the first containing chamber 11 blocks the vent.

In conclusion, the beneficial effects of the invention are as follows: according to the saliva collector, the first containing cavity for collecting saliva and the second containing cavity for storing the preserving fluid are arranged, the first containing cavity and the second containing cavity are sealed by the stop piece and the sealing piece, the first containing cavity and the second containing cavity can be opened and closed by controlling the stop piece, so that the saliva in the first containing cavity is mixed with the preserving agent in the second containing cavity, the operation is simple, and the sample can be prevented from being polluted

The saliva collector is also provided with the connecting pipe to communicate the outside with the first accommodating cavity, so that the air pressure of the first accommodating cavity is balanced with the outside air pressure, and the saliva can be ensured to smoothly enter the bottle.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A saliva collector, comprising:

2. A saliva collector as claimed in claim 1, wherein one end of the funnel is an open portion for collecting saliva, the open portion comprising at least one recess adapted to the orientation of a person's lower lip.

3. A saliva collector as claimed in claim 2, wherein the stop comprises a first stop connected to the funnel and a second stop cooperating with the seal, the first stop being connected to the second stop; the first stopping part abuts against and seals the first accommodating cavity, and the second stopping part abuts against and seals the sealing element to seal the second accommodating cavity.

4. A saliva collector as claimed in claim 3, wherein the other end of the funnel is provided with a first through hole for saliva to enter into the bottle, and the stopper is provided with a second through hole corresponding to the first through hole, the funnel or stopper being rotated in a circumferential direction to bring the first and second through holes into staggered or abutting communication.

5. A saliva collector as claimed in claim 4, wherein the stop member is movably connected to the funnel, the bottle body is provided with a first circumferentially disposed chute and a second vertically disposed chute, the first and second chutes being connected, and the funnel or the stop member is provided with a projection adapted to the first and second chutes.

6. Saliva collector as claimed in claim 4, wherein the sealing element is a sealing ring which is fixed between the first and second receiving chambers, the second stop portion having a size slightly larger than the hollow of the sealing ring.

7. The saliva collector of claim 6, wherein the second stop is beveled to facilitate the flow of saliva from the second stop into the bottle.

8. The saliva collector of claim 4, wherein the funnel is threadably connected to the vial, and the stopper is movably connected to the funnel; be equipped with first external screw thread on the outer wall of funnel, the inner wall of bottle is equipped with the internal thread, first external screw thread with internal thread looks adaptation, so that funnel fixed connection is in on the bottle.

9. The saliva collector of claim 8, further comprising a bottle cap disposed over the funnel or bottle.

10. The saliva collector of claim 8, wherein the cap defines a second external thread that mates with the internal thread to fixedly attach the cap to the bottle body.