CN217787109U - Improved liquid detection pen and liquid detection set thereof - Google Patents

Abstract

The utility model discloses an improved generation liquid detection pen and liquid detection suit thereof, belong to medical detection device technical field, the upper cover, the lower cover, get spline and the reagent strip that sets up between upper cover and lower cover, upper cover and lower cover assembly form the pen-holder of detection pen, form the cavity that holds the reagent strip between upper cover and the lower cover, the one end of getting the spline is arranged in the cavity and is contacted with the reagent strip, the other end of getting the spline extends to the outside of cavity, the surface of getting the spline is provided with the cotton flannel, the cotton flannel is with human direct contact in the sample, the reagent strip includes the instruction zone, and the reaction zone, the reaction zone is close to getting the spline setting, the one end of getting the spline is kept away from at the reagent strip to the instruction zone setting, the upper cover is provided with first observation window and second observation window, first observation window sets up directly over the instruction zone, the second observation window sets up directly over the reaction zone, the detection pen possesses the spline of getting on band with cloth layer and is equipped with corresponding collection liquid bottle and collection cover, it is little to human irritability, the use the degree of difficulty has been reduced.

Description

Improved liquid detection pen and liquid detection set thereof

Technical Field

The utility model belongs to the technical field of medical detection device, concretely relates to improved generation liquid detection pen and detection suit thereof.

Background

In the diagnosis of diseases, in vitro detection is a common and easy-to-use means, wherein saliva, blood and body fluid are collected and are often used in the occasions of drunk driving test, drug test, gene detection, virus detection and the like. The existing detection pen or detection card generally directly samples a human body in order to obtain a better sampling effect when a sample is extracted, the actual conditions of different people are not considered in the sampling part, the sampling effect is discounted for the use of the old, children and other people with limited limb movement, medical personnel are required to operate and sample, and the problem of low sampling efficiency is exposed when the detection group is huge.

The patent with publication number CN215339891U discloses a saliva pen, which comprises a pen cap, a water absorption rod, test paper, an upper shell and a lower shell; the upper shell and the lower shell form a shell of the saliva pen, and a first matching part matched with the inner space of the pen cap is arranged at the left end head of the shell; a part of the water absorption rod extends out of the shell, and a part of the water absorption rod is remained in the shell; the left end face of the detection test paper touches the inner shell at the left end of the shell, the right end face of the detection test paper touches the left side of the test paper stop plate arranged in the shell, and the distance from the inner shell at the left end of the shell to the left side of the test paper stop plate is equal to or substantially equal to the length of the detection test paper; a part of the top surface of the left side of the test paper is contacted with the bottom surface of the water absorption rod. Can only take a sample through the water absorption stick in this patent, when carrying out appearance, can insert throat and nasal cavity with the water absorption stick, it is very strong to the stimulation of inner wall, be particularly not suitable for infant and old man's sample, in order to guarantee that the sample is sufficient, need operate energetically, people throat and nasal cavity inner wall are very soft, receive external strong stimulation back, the people can be by autonomic action not, cause the sample failure, experience when taking a sample moreover feels very poor, infant and old man are particularly not suitable for.

In addition, the test pen with the application number of 2022201332235 has a patent application scheme, which comprises a pen cap, an upper cover, a lower cover, a sample taking bar and a reagent strip arranged between the upper cover and the lower cover, wherein the upper cover and the lower cover are assembled to form a pen holder of the test pen, and a cavity for accommodating the reagent strip is formed between the upper cover and the lower cover; placing one end of a sample strip in the cavity and contacting with the reagent strip, and extending the other end of the sample strip to the outside of the cavity; the reagent strip comprises a color development area and a reaction area, the reaction area is close to the sampling strip, the color development area is arranged at one end of the reagent strip, which is far away from the sampling strip, the sample is transferred from the reaction area of the reagent strip to the color development area, the color development area changes color after the sample is collected, the color development area is used for displaying the sample collection condition, and the reaction area is used for displaying the reaction condition of the reagent strip and the sample; the upper cover is provided with first observation window and second viewing aperture, first viewing aperture is used for observing the colour change in color development district, the second viewing aperture is used for observing the reaction situation in reaction zone can definitely observe the test pen that the reagent strip fully got the appearance and observed the reaction zone of reagent strip simultaneously, but still great to human irritability during the sample.

SUMMERY OF THE UTILITY MODEL

One of the purposes of the utility model is to provide an improved generation liquid test pen, this test pen's sample strip surface is spouted there is the cotton flannel layer, has solved the too big problem of human stimulation when the sample strip directly takes a sample.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:

an improved liquid detection pen comprises an upper cover, a lower cover, a sample taking strip and a reagent strip arranged between the upper cover and the lower cover, wherein the upper cover and the lower cover are assembled to form a pen holder of the detection pen, a cavity for accommodating the reagent strip is formed between the upper cover and the lower cover, one end of the sample taking strip is placed in the cavity and is in contact with the reagent strip, the other end of the sample taking strip extends to the outside of the cavity, flannelette is arranged on the surface of the sample taking strip, and the flannelette is in direct contact with a human body in sampling; the reagent strip comprises an indicating area and a reaction area, the reaction area is arranged close to the sample taking strip, the indicating area is arranged at one end of the reagent strip far away from the sample taking strip, a sample is transferred from the reaction area of the reagent strip to the indicating area, and the indicating area changes color after the sample is collected; the upper cover is provided with a first observation window and a second observation window, the first observation window is arranged right above the indication area, and the second observation window is arranged right above the reaction area.

The flannelette adopts plant flannelette or cotton flannelette, is nontoxic and harmless to the body, and has good touch feeling when contacting with the human body.

Get the spline and include conduction portion and sample portion, conduction portion with junction arc transition between the sample portion, the cross section of conduction portion is greater than the cross section of sample portion increases the area of contact of sample and reaction zone, improves reaction efficiency.

One end of the sampling strip is lapped on one end of the reagent strip, so that the sample liquid can be smoothly guided into the reagent strip.

Preferably, the pen cap is further included, a buckle is arranged on the outer side wall, close to the extending end of the sampling strip, of the upper cover and/or the lower cover, a clamping groove matched with the buckle is formed in the inner wall of the pen cap, so that the pen cap is fixed on the pen holder, one end, extending out of the cavity, of the sampling strip is placed in the pen cap, and the sampling strip is protected from being polluted.

More preferably, the pen cap is made of a transparent material, so that the pen cap can be conveniently observed through the pen cap.

The second purpose of the utility model is to provide a liquid detection suit, have the collection liquid bottle and collect the cover and can use with detecting the pen jointly, carry out external detection, improve the absorption speed of sample, reduced and got the liquid total amount, solved sample complex operation, inconvenient oneself carries out the problem of taking a sample.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:

the utility model provides a liquid detection suit, includes body, bottle lid and improved generation liquid detection pen, bottle lid detachably connects on the body, be equipped with the stock solution chamber on the body, the cross sectional area in stock solution chamber is followed the body axis reduces toward the bottle end direction gradually, improved generation liquid detection pen get the spline and insert in the stock solution chamber, adopt the biggest area of contact of spline and sample liquid to contact, shortened improved generation liquid detection pen's reaction time has improved sampling efficiency.

The diameter of the bottle body is greater than the maximum width of the cross section of the improved liquid detection pen, the improved liquid detection pen can be stably inserted into the bottle body, and observation results can be placed after sampling is completed conveniently.

Preferably, the liquid collecting device further comprises a collecting cover, wherein the collecting cover comprises a collecting cavity and a confluence part, the confluence part is arranged below the collecting cavity, and the confluence part can be connected to the upper end of the bottle body and smoothly introduces the collected liquid into the liquid collecting bottle.

More preferably, the collecting device further comprises a handle, wherein the handle is arranged at the joint of the collecting cavity and the confluence part, and is convenient for a person to grasp when collecting body fluid.

The utility model has the advantages that:

(1) This improved generation liquid detection pen possesses the sample strip of taking the cotton flannel layer, and is little to human irritation, has promoted the application range of detection pen and by the experience of sampler, still is equipped with the instruction zone on the detection pen, the reaction condition of observation sample that can be convenient has reduced the use degree of difficulty, is fit for personnel oneself and detects.

(2) This liquid detection suit still has special collecting bottle, is equipped with the stock solution chamber that the cross section diminishes gradually on the collecting bottle, and the sample strip disect insertion on the test pen carries out sample detection in the stock solution chamber, has reduced the collection volume of sample, has improved the detection efficiency of sample pen.

(3) This liquid detection suit still has the collection cover, collects the cover and combines the use with the collection liquid bottle, and collection testing sample that can be convenient collects sample health and convenience, improves and collects the sample and carries out the efficiency that detects.

Drawings

Fig. 1 is an exploded view of an improved liquid detection pen provided by the present invention;

fig. 2 is a front view of the improved liquid detection pen provided by the present invention;

FIG. 3 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is an isometric view of the liquid collection bottle provided by the present invention;

FIG. 5 is an isometric view of the improved test pen of the present invention in combination with a fluid collection bottle;

fig. 6 is a front view of the improved detection pen and the liquid bottle combination;

FIG. 7 is a cross-sectional view taken along line C-C of FIG. 6;

figure 8 is an isometric view of a collection cover provided by the utility model;

fig. 9 is a front view of a collection cover provided by the utility model;

FIG. 10 is a cross-sectional view taken along line B-B of FIG. 9;

FIG. 11 is an isometric view of the collection cover and body combination provided by the present invention;

fig. 12 is a front view of the collection cover and body combination provided by the present invention;

fig. 13 is a cross-sectional view taken along line D-D of fig. 12.

Reference numerals:

1. sampling a sample strip; 11. a conduction part; 12. a sampling section; 2. a lower cover; 21. a supporting strip; 22. clamping; 23. a lower notch; 3. an upper cover; 31. a first observation window; 32. a second observation window; 33. a boss; 34. buckling; 4. a reagent strip; 41. an overlap region; 42. a reaction zone; 43. an indication area; 44. a color bar; 5. a pen cap; 6. a bottle body; 61. a liquid storage cavity; 62. a bottle mouth; 7. a bottle cap; 8. a collection hood; 81. a collection chamber; 82. a confluence section; 83. a handle; 9. a liquid level line.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 belong to the protection scope of the present invention.

Example one

As shown in fig. 1-3, an improved liquid detection pen comprises an upper cover 3, a lower cover 2, a sampling strip 1 and a reagent strip 4 positioned between the upper cover 3 and the lower cover 2, wherein the upper cover 3 and the lower cover 2 are assembled to form a pen holder of the detection pen, a cavity for accommodating the reagent strip 4 is formed between the upper cover 3 and the lower cover 2, one end of the sampling strip 1 is arranged in the cavity and is in contact with the reagent strip 4, the other end of the sampling strip 1 extends to the outside of the cavity, flannelette is arranged on the surface of the sampling strip 1, and the flannelette is in direct contact with a human body in sampling; the reagent strip 4 comprises an indicating area 43 and a reaction area 42, the reaction area 42 is arranged close to the sample taking strip 1, the indicating area 43 is positioned at one end of the reagent strip 4 far away from the sample taking strip 1, the sample is transferred from the reaction area 42 of the reagent strip 4 to the indicating area 43, and the indicating area 43 changes color after the sample is collected; the upper cover 3 is provided with a first observation window 31 and a second observation window 32, the first observation window 31 is positioned right above the indication area 43, and the second observation window 32 is positioned right above the reaction area 42.

Preferably, the flannelette adopts plant velvet or cotton velvet, utilizes the flannelette to contact with the human body and causes uncomfortable sense to reduce by a wide margin, promotes the use impression of direct sampling, especially to infant and old man, has improved once sampling success rate, and improves the absorption rate of absorbing the liquid sample.

Preferably, sample strip 1 includes conduction portion 11 and sample portion 12, and the junction arc transition between conduction portion 11 and the sample portion 12, the cross section of conduction portion 11 is greater than the cross section of sample portion 12 to enlarge the sample and spread the region on color development strip 44, improve reaction rate, make the demonstration more obvious and quick, make things convenient for the external world to observe it, also conveniently sample to the narrow body part in collection space simultaneously.

Preferably, the first observation window 31 and the second observation window 32 are spaced apart from each other, the first observation window 31 is a circular hole penetrating the upper cover 3, the second observation window 32 is a rectangular hole penetrating the upper cover 3, the area of the second observation window 32 is larger than that of the first observation window 31, so as to obtain a better observation effect, one end of the indication area 43 close to the reaction area 42 is disposed between the first observation window 31 and the second observation window 32, and after the sample penetrates above the indication area 43, the reaction condition of the reaction area 42 can be clearly displayed.

Preferably, one end of the sample strip 1 is lapped on one end of the reagent strip 4, one end side wall of the sample strip 1 is overlapped with the overlapping area 41 on the reagent strip 4, and the inner walls of the upper cover 3 and the lower cover 2 give a certain pressure to the overlapping area 41, so that the sample infiltrated from the other end of the sample strip 1 easily passes through the overlapping area 41 and onto the reagent strip 4.

Preferably, the indication area 43 is covered with a color strip 44, the color strip 44 changes color after absorbing the sample, and the reagent strip 4 is assembled in the cavity such that the color strip 44 is disposed right under the first observation window 31, thereby facilitating observation of the time when the sample reaches the reaction area 42.

Preferably, the pen cap 5 is further included, a buckle 34 is arranged on the outer side wall of the upper cover 3 and/or the lower cover 2 close to the extending end of the sampling strip 1, a clamping groove matched with the buckle 34 is arranged on the inner wall of the pen cap 5, so that the pen cap 5 is fixed on a pen holder, the end, extending out of the cavity, of the sampling strip 1 is placed in the pen cap 5, and the pen cap 5 protects the sampling strip 1 in a non-use state.

Preferably, the cap 5 is made of a transparent material, so that the cap 5 is sleeved on the pen holder and is located at the other end of the first observation window 31 and the second observation window 32, so that during the period of sampling and waiting for sample detection of the detection pen, the reaction condition can be observed from the outside through the cap 5, and the detection pen is prevented from touching the reaction area 42 when being held by a hand.

Preferably, be equipped with support bar 21 on the lower cover 2, screens 22 and lower breach 23, lower cover 2 is by the integrative injection moulding of plastics, be equipped with three support bars 21 along length direction equidistance on its inner wall, support bar 21 is used for supporting the back of reagent strip 4, screens 22 is the spine that is located the lower cover 2 end, the spine is located the both sides of support bar 21, and towards the center of support bar 21, after the assembly is accomplished, the inside of reagent strip 4 is crowded to the spine, prevent reagent strip 4 shake in transportation or use, cause reagent strip 4 and get spline 1 contact failure, influence the accuracy and the efficiency that detect, lower breach 23 is located the front end of lower cover 2, be used for getting spline 1 and stretch out outside the cavity, also fix getting spline 1 simultaneously, prevent its atress after-shake.

Preferably, the inner wall of the upper cover 3 is provided with a bulge which is tightly propped against the reagent strip 4, and after the lower cover 3 is buckled on the upper cover 2, the reagent strip 4 is firmly pressed to prevent the reagent strip 4 from shaking and deforming.

Preferably, the middle part of the upper cover 3 is provided with a boss 33, the boss 33 divides the pen body of the detection pen into a front part and a rear part, and the boss 33 can be conveniently held by a person.

The using process of the detection pen is as follows:

hold the pen-holder middle part of detecting the pen, take off pen cap 5, observe and take spline 1 and reagent strip 4 not to find discolour, will take spline 1 to probe into the detection sample for a period of time, or stretch into human nasal cavity or throat and stir repeatedly, carry out the saliva sample, after the sample is accomplished, observe and take spline 1 and be stained with the sample, cover pen cap 5 again, the observation of stewing, treat that the strip 44 that shows on the instruction district 43 takes place to change colour the back, then show that the sample is abundant to be sampled, the condition of reaction zone 42 is looked over from second observation window 32, if the C line situation of change on the reaction zone 42, whether contain virus or bacterium in the sample of judging the patient according to the sample and the reaction condition of reaction zone 42. The sampling part 12 of the sample band 1 can also collect other body fluids of the human body for detection.

Example two

As shown in fig. 4 to 13, a liquid detection suit, including body 6, bottle lid 7 and liquid detection pen, bottle lid 7 is connected on body 6, is equipped with stock solution chamber 61 on body 6, and the cross sectional area in stock solution chamber 61 reduces to the bottom along 6 axis directions of body gradually, detects getting spline 1 of pen and can insert stock solution chamber 61 in, sets up like this and can so that get spline 1 under the circumstances that can be abundant with sample liquid fully contacts, the volume of gathering of reduction sample as far as, improves the sampling success rate.

Preferably, the head of the closure 7 is textured to prevent slippage when the hand is twisted open.

Preferably, a bottle opening 62 in the upper part of the bottle body 6 is provided with threads for connecting a bottle cap 7 or matching other accessories, the maximum liquid level line 9 is carved on the outer wall of the bottle body 6, the bottle body 6 is made of transparent plastic, the volume of the collected liquid can be easily observed during liquid collection, and the operation difficulty is reduced.

Preferably, a certain amount of diluent is pre-stored in the bottle body 6 and mixed with the liquid sample to supplement the total liquid volume, so that the sample sampling bar 1 can be ensured to be fully contacted with the mixed liquid under the condition that the sample amount is not less, and the sampling rate of the sample is ensured.

Preferably, four protrusions are symmetrically arranged on the bottle mouth 62 of the upper part of the bottle body 6 around the axis of the bottle body 6, and the protrusions are consistent with the height of the thread and are used for quickly connecting the bottle cap 7 or the collecting cover 8.

Preferably, the diameter of the body 6 is larger than the maximum width of the cross section of the liquid detection pen, so that the liquid detection pen can be stably inserted into the body 6 without falling down by its own weight when placed on a plane.

Preferably, the liquid detection kit is further provided with a collection cover 8, which comprises a collection cavity 81 and a confluence part 82, wherein the confluence part 82 is positioned below the collection cavity 81, and the confluence part 82 can be connected to the bottle mouth 62 of the liquid collecting bottle.

Preferably, the collecting cover 8 is further provided with a handle 83, and the handle 83 is located on the outer wall of the junction of the collecting cavity 81 and the confluence part 82 and extends outwards for a section, so as to be conveniently grasped when sampling.

Preferably, the width of the collection cavity 81 is matched with the width of the mouth of a human body, so that saliva can be conveniently and directly collected, the lower end of the collection cavity 81 is connected with the confluence part 82, the cross section of the confluence part 82 is in a gradually reduced funnel shape, the lower part of the confluence part is reduced to be matched with the size of the bottle opening 62 of the liquid collecting bottle, and the confluence part can be inserted into the liquid collecting bottle for butt joint.

Preferably, the lower part of the collecting cover 8 is a double-wall structure, and the bottle mouth 62 of the liquid collecting bottle is sleeved on the double-wall structure when being connected, so that the liquid collecting bottle is prevented from falling off when receiving saliva, and the saliva can be smoothly and completely introduced into the liquid collecting bottle.

Preferably, three reinforcing ribs are additionally arranged on two side walls of the connecting part of the collecting cavity 81 and the converging part 82 along the length direction of the collecting cover 8, so that the strength of the connecting part is improved, and the collecting cover 8 is prevented from being crushed by excessive force during use.

The collection hood is used as follows:

the bottle cap 7 on the liquid collecting bottle is opened, the bottle mouth 62 is pressed into the lower end of the collecting cover 8, the lower end of the confluence part 82 of the collecting cover 8 completely extends into the bottle body 6 of the liquid collecting bottle, the upper part of the collecting cavity 81 of the collecting cover 8 is aligned, saliva is spit into the collecting cover 8 until the saliva completely enters the bottle body 6 through the confluence part 82, the liquid level position is flush with the liquid level line 9 of the liquid collecting bottle, the collecting cover 8 is taken down, a detection pen is inserted into the liquid collecting bottle, and detection results are obtained.

Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. In addition, although specific terms are used in the specification, the terms are used for convenience of description and do not limit the utility model in any way.

Claims (10)

1. An improved liquid detection pen comprises an upper cover (3), a lower cover (2), a sampling strip (1) and a reagent strip (4) arranged between the upper cover (3) and the lower cover (2), wherein the upper cover (3) and the lower cover (2) are assembled to form a pen holder of the detection pen, a cavity for accommodating the reagent strip (4) is formed between the upper cover (3) and the lower cover (2), the improved liquid detection pen is characterized in that one end of the sampling strip (1) is placed in the cavity and is in contact with the reagent strip (4), the other end of the sampling strip (1) extends to the outside of the cavity, flannelette is arranged on the surface of the sampling strip (1), and the flannelette is in direct contact with a human body in sampling; the reagent strip (4) comprises an indicating area (43) and a reaction area (42), the reaction area (42) is arranged close to the sampling strip (1), the indicating area (43) is arranged at one end of the reagent strip (4) far away from the sampling strip (1), a sample is transferred from the reaction area (42) to the indicating area (43) of the reagent strip (4), and the indicating area (43) changes color after the sample is collected; the upper cover (3) is provided with a first observation window (31) and a second observation window (32), the first observation window (31) is arranged right above the indication area (43), and the second observation window (32) is arranged right above the reaction area (42).

2. The improved liquid sensing pen of claim 1, wherein:

the flannelette adopts plant flannelette or cotton flannelette.

3. The improved liquid sensing pen of claim 2, wherein:

the sampling bar (1) comprises a conduction part (11) and a sampling part (12), wherein the connection part between the conduction part (11) and the sampling part (12) is in arc transition, and the cross section of the conduction part (11) is larger than that of the sampling part (12).

4. The improved liquid sensing pen of claim 3, wherein:

one end of the sampling strip (1) is lapped on one end of the reagent strip (4).

5. The improved liquid detection pen according to claim 1, wherein:

still include cap for brush (5), upper cover (3) and/or lower cover (2) are close to it sets up buckle (34) on the lateral wall that spline (1) stretches out the end to get, set up on the inner wall of cap for brush (5) with buckle (34) complex draw-in groove, so that cap for brush (5) are fixed on the pen-holder, and make it arranges in from the one end that the cavity stretches out to get spline (1) cap for brush (5).

6. The improved liquid sensing pen of claim 5, wherein:

the pen cap (5) is made of transparent materials.

7. The utility model provides a liquid detection suit, includes body (6), bottle lid (7) and improved generation liquid detection pen, bottle lid (7) detachably connects on body (6), be equipped with stock solution chamber (61) on body (6), the cross sectional area of stock solution chamber (61) is followed body (6) axis reduces towards the bottle bottom direction gradually, detect the pen get spline (1) insert in stock solution chamber (61), its characterized in that, improved generation liquid detection pen is any one of claim 1-6 detection pen.

8. The liquid detection kit of claim 7, wherein:

the diameter of the bottle body (6) is larger than the maximum width of the cross section of the improved liquid detection pen.

9. The liquid detection kit of claim 8, wherein: the bottle body is characterized by further comprising a collecting cover (8), wherein the collecting cover (8) comprises a collecting cavity (81) and a converging portion (82), the converging portion (82) is arranged below the collecting cavity (81), and the converging portion (82) can be connected to the upper end of the bottle body (6).

10. The liquid detection kit of claim 9, wherein:

the collecting device further comprises a grab handle (83), and the grab handle (83) is arranged at the joint of the collecting cavity (81) and the confluence part (82).

Images