CN208586302U - A kind of spittle collector - Google Patents

Abstract

The utility model belongs to saliva acquisition technique field, and in particular to a kind of spittle collector, including collection head and preservation pipe, one end of the collection head are saliva collection terminal, and the other end of collection head is necking down end；The necking down end of the collection head and the nose end detachable connection for saving pipe, the preservation pipe is interior to be equipped with cavernous body, and the cavernous body saves liquid for adsorbing and storing saliva；The nose end for saving pipe has the sealing layer for being dissolved in water.The spittle collector of the utility model does not exist apparently directly with liquid so that the saliva preservation liquid saved in pipe is stored in cavernous body by the setting of cavernous body, can prevent saliva from saving the oscillation of liquid, and means of transportation is unrestricted.Moreover, cavernous body can be used for the solid residue in attachment saliva.

Description

A kind of spittle collector

Technical field

The utility model belongs to saliva acquisition technique field, and in particular to a kind of spittle collector.

Background technique

The epithelium of human oral cavity mucous membrane is stratified squamous epithelium, has the characteristics that be metabolized vigorous, updating decision, caducous, this The cell to fall off a bit has the genomic dna sequence of the complete mankind.Therefore, the source DNA in human saliva mainly falls off Mouth epithelial cells and saliva in leucocyte.Side of the saliva DNA sample acquisition relative to traditional extraction blood collection DNA It is a kind of pair of no damage to human body, the method for obtaining DNA of no pain, be not easy to cause gathered person does not accommodate fear for formula Psychology, the method will not cause any discomfort to the person of being collected, and be easy to be received, thus can expand to greatest extent gene and grind The sampling range studied carefully is particularly suitable for the investigation of molecular epidemiology large-scale crowd.Therefore, saliva detection is increasingly by clinic Pay attention to.

Due to containing a large amount of bacteriums in saliva, after saliva sample is placed at room temperature for several hours, DNA just starts to degrade, can not Mailing, transport.Therefore, the detection of saliva must be acquired first and save saliva.In order to solve problem above, before saliva sample transport It is required to be collected with spittle collector, transport.Spittle collector in the market saves container and the saliva of liquid by one containing saliva Liquid collection tube is constituted, for example, the patent document of Publication No. CN207095917U discloses a kind of integrated form spittle collector, packet Include funnel, collecting bottle and acquisition bottle cap, in opening setting, the bottom end of collecting bottle is sealed set for the upper end of collecting bottle, funnel with Collecting bottle top is detachably connected, and the output tube wall of funnel is equipped with graduation mark, and collecting bottle inner wall, which is equipped with, can block the defeated of funnel The closure part of the delivery outlet of outlet pipe, saliva save liquid and are preset in the gap between collecting bottle and funnel, and the outer wall of collecting bottle is set There is graduation mark, acquisition bottle cap is detachably connected with collecting bottle one end, and when initial, funnel is screwed with collecting bottle, and collecting bottle cover buckle exists Collecting bottle bottom, when acquire saliva reach the efferent duct graduation mark of funnel when, acquisition bottle cap take off to save bottle cap on and screw Complete the process of saliva acquisition.

But spittle collector in the prior art, it has the drawback that

Spittle collector during transportation, in saliva save liquid and can inevitably generate oscillation, be easy to splash storage appearance Each position of device, or even be adhered on the lid of storage container；Moreover, there is also many limits for transport of the carrier to liquid System.

Utility model content

Based on the above deficiencies in the existing technologies, the utility model provides a kind of spittle collector.

In order to reach above-mentioned purpose of utility model, the utility model uses following technical scheme:

A kind of spittle collector, including collection head and preservation pipe, one end of the collection head are saliva collection terminal, collection head The other end be necking down end；The necking down end of the collection head and the nose end detachable connection for saving pipe, in the preservation pipe Equipped with cavernous body, the cavernous body saves liquid for adsorbing and storing saliva；The nose end for saving pipe, which has, is dissolved in water Sealing layer.

Preferably, the cavernous body offers one or more cavernous structures.

Preferably, the cavernous structure complications are distributed in cavernous body.

Preferably, the sealing layer is wafer or polyvinyl alcohol film.

Preferably, the necking down end of the collection head has internal screw thread, and the nose end for saving pipe has and institute State the external screw thread of internal screw thread matching.

Preferably, the nose end for saving pipe is equipped with sealing cover.

Preferably, the sealing cover has internal screw thread, and the internal screw thread is outer with the nose end for saving pipe Screw thread matches.

Preferably, the preservation pipe has graduation mark.

Preferably, the collection head is funnel structure.

Preferably, the collection head is integrally formed.

Compared with prior art, beneficial effect is the utility model:

The spittle collector of the utility model is stored in by the setting of cavernous body so that the saliva in preservation pipe saves liquid In cavernous body, do not exist apparently with liquid directly, can prevent saliva from saving the oscillation of liquid, and means of transportation is unrestricted； Moreover, cavernous body can be used for the solid residue in attachment saliva.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the spittle collector of the utility model embodiment one；

Fig. 2 is the structural schematic diagram of the preservation pipe of the utility model embodiment one；

Fig. 3 is the structural schematic diagram of the cavernous body of the utility model embodiment one；

Fig. 4 is the structural schematic diagram of the collection head of the utility model embodiment one；

Fig. 5 is the structural schematic diagram of the sealing cover of the utility model embodiment two.

Specific embodiment

In order to illustrate more clearly of the utility model embodiment, the specific reality of Detailed description of the invention the utility model will be compareed below Apply mode.It should be evident that the drawings in the following description are merely some embodiments of the present invention, it is common for this field For technical staff, without creative efforts, it is also possible to obtain other drawings based on these drawings, and obtain Obtain other embodiments.In addition, the direction term being previously mentioned in following embodiment, such as: upper and lower, left and right, front or rear etc., It is only the direction with reference to attached drawing.Therefore, the direction term used is intended to be illustrative and not intended to limit the utility model.

Embodiment one:

As shown in Figs 1-4, the spittle collector of the present embodiment, including save pipe 1, collection head 2 and cavernous body 3.Specifically, Preservation pipe 1 is cylindrical tubular structure, saves pipe 1 for saving saliva sample；The upper end for saving pipe 1 is nose end, saves pipe 1 Nose end have external screw thread 11, to be docked with 2 screw thread of collection head, install convenient.The lower ending opening of pipe 1 is saved, pipe 1 is saved Closed bottom end wall be located at the closed bottom end wall distance for saving on pipe lower ending opening, and saving pipe 1 save pipe lower ending opening have it is pre- If height, be fixed on corresponding fixed bracket so that pipe will be saved.Wherein, the closed bottom end wall for saving pipe 1 is inverted cone knot Structure, correspondingly, saving has the slot to match with rounding wimble structure on the fixation bracket of pipe, steadily solid to save pipe 1 It is scheduled on corresponding fixed bracket, to carry out saliva acquisition operation.

Cavernous body 3 is equipped in pipe 1 as shown in Fig. 2, saving, specifically, cavernous body 3 is the water imbibition similar to sponge structure Material, cavernous body 3 is for adsorbing saliva preservation liquid and saliva being saved liquid portion stored within, so that saliva saves liquid and is added to It after saving pipe 1, is adsorbed since saliva saves liquid by cavernous body 3, so that apparently no liquid exists entire preservation pipe, convenient for fortune It is defeated, and means of transportation is unrestricted.The mixing of liquid is saved in order to facilitate the saliva adsorbed in saliva and cavernous body, as shown in figure 3, Multiple cavernous structures 31 are offered on cavernous body 3, can also only open up a cavernous structure, and cavernous structure can be through-hole or recessed Hole, effect are in order to improve saliva and the intracorporal saliva of sponge and save the contact area between liquid and increase, convenient for the abundant of the two Mixing.Wherein, the shape of cavernous structure 31 is straight hole.The structure of cavernous body 3 and the closed bottom end wall structure for saving pipe match, so that Cavernous body 3 is stably positioned in the bottom for saving pipe 1, for example, can save pipe 1 by the elastic spacing of cavernous body 3 itself Bottom.The specific water absorption of cavernous body 3 can choose corresponding cavernous body according to actually required.In addition, saving pipe 3 is transparent material Matter, the outer wall for saving pipe 3 have graduation mark, to indicate to save the amount of liquid in pipe.

After cavernous body 3 is installed, sealing is carried out to the nose end for saving pipe 1 and constitutes sealing layer 4, sealing layer 4 is molten In the material of water, sealing layer 4 is preferably wafer or polyvinyl alcohol film；It, can be by sealing layer 4 when saliva flows through sealing layer 4 Dissolution.

As shown in figure 4, the upper end of collection head 2 is saliva collection terminal 21, saliva collection terminal 21 is uncovered structure, so as to saliva Acquisition.The lower end of collection head 2 is necking down end 22, has internal screw thread 23, the internal screw thread 23 and preservation at the port at necking down end 22 The external screw thread 11 of pipe is threadedly coupled, so that preservation pipe 1 and collection head 2 are relatively fixed；It when disassembly, only needs to reversely rotate, so that protecting It deposits pipe 1 to separate with collection head 2, dismount simple and convenient.Specifically, collection head 2 be funnel structure, using soft material one at Type, easy making process.

The application method of the spittle collector of the present embodiment is as follows:

To the open ptysis of the saliva collection terminal of collection head, when saliva flows into sealing layer, sealing layer meets water dissolution, so It flows into and is saved in pipe afterwards, until reaching required graduation position；Collection head is removed, pipe is saved and is detected or saved.

The spittle collector of the present embodiment is by the setting of cavernous body, so that the saliva for saving in pipe saves liquid and is stored in sea It is continuous not exist apparently with liquid directly in vivo, it can prevent saliva from saving the oscillation of liquid, and means of transportation is unrestricted.And And cavernous body can also adsorb the solid residue in saliva.

Embodiment two:

The spittle collector of the present embodiment and embodiment one the difference is that: spittle collector further includes sealing cover.

Sealing cover and the nose end for saving pipe match, specifically, as shown in figure 5, sealing cover 5 has internal screw thread 51, interior spiral shell The external screw thread of the nose end of line 51 and preservation pipe matches, for covering to preservation pipe, convenient for saving the transport of pipe, moreover it is possible to anti- Saliva and saliva the preservation liquid stream only saved in pipe goes out.

Other structures can be with reference implementation example one.

Embodiment three:

The spittle collector of the present embodiment and embodiment one the difference is that:

The cavernous structure complications opened up on cavernous body are distributed in cavernous body, for example, serpentine configuration, criss-cross netted Structure or other curved structures improve the contact area between saliva and the intracorporal saliva preservation liquid of sponge, convenient for the mixed of the two It closes.

Other structures can be with reference implementation example one.

Example IV:

The spittle collector of the present embodiment and embodiment one the difference is that: the necking down end of collection head and save pipe In addition to being threadedly coupled between nose end, it can also be the existing connection types such as clamping, interference fit, realize spittle collector Structure diversification.

Other structures can be with reference implementation example one.

Embodiment five:

The spittle collector of the present embodiment and embodiment one the difference is that: save the structure of pipe.

Specifically, the structure for saving pipe is open at one end, other end closing, closed end be flat-bottom structure or round bottom construction or its Its common base structure, correspondingly, the structure of cavernous body and the bottom wall structure for saving pipe match.Realize spittle collector Structure diversification.

Other structures can be with reference implementation example one.

It should be noted that above-described embodiment can be freely combined as needed.The above is only to the utility model Preferred embodiment and principle be described in detail, for those of ordinary skill in the art, mention according to the utility model The thought of confession, will change in specific embodiment, and these changes also should be regarded as the protection scope of the utility model.

Claims (10)

1. a kind of spittle collector, including collection head and preservation pipe, one end of the collection head are saliva collection terminal, collection head The other end is necking down end；The necking down end of the collection head and the nose end detachable connection for saving pipe, which is characterized in that described It saves and is equipped with cavernous body in pipe, the cavernous body saves liquid for adsorbing and storing saliva；The nose end for saving pipe has It is dissolved in the sealing layer of water.

2. spittle collector according to claim 1, which is characterized in that the cavernous body offers one or more poroid Structure.

3. spittle collector according to claim 2, which is characterized in that the cavernous structure complications are distributed in cavernous body It is interior.

4. spittle collector according to claim 1, which is characterized in that the sealing layer is wafer or polyvinyl alcohol Film.

5. spittle collector according to claim 1, which is characterized in that the necking down end of the collection head has internal screw thread, The nose end for saving pipe has the external screw thread to match with the internal screw thread.

6. spittle collector according to claim 5, which is characterized in that the nose end for saving pipe is equipped with sealing cover.

7. spittle collector according to claim 6, which is characterized in that the sealing cover has internal screw thread, the interior spiral shell The external screw thread of line and the nose end for saving pipe matches.

8. spittle collector according to claim 1-7, which is characterized in that the preservation pipe has graduation mark.

9. spittle collector according to claim 1-7, which is characterized in that the collection head is funnel structure.

10. spittle collector according to claim 9, which is characterized in that the collection head is integrally formed.