CN111207946A

CN111207946A - Disposable specimen collection cup and puncture mixing method thereof

Info

Publication number: CN111207946A
Application number: CN202010169036.8A
Authority: CN
Inventors: 孙立平; 宋振涛
Original assignee: ZHUHAI KEYU BIOLOGICAL ENGINEERING CO LTD
Current assignee: ZHUHAI KEYU BIOLOGICAL ENGINEERING CO LTD
Priority date: 2020-03-12
Filing date: 2020-03-12
Publication date: 2020-05-29

Abstract

The invention provides a disposable specimen collection cup and a puncture and mixing method thereof. The specimen collection cup comprises a collection cup and a sealing cover; the interior of the collection cup is provided with a mixing cavity and a collection cavity which communicate with each other, and the inner side of the sealing cover is provided with The raised annular joint part, when assembled, the upper end edge of the collection cup is tightly clamped between the circumferential edge of the sealing cover and the annular joint part; the inner end of the sealing cover is provided with a collection spoon, and the upper end of the collection spoon is rotatably connected to the sealing cover The upper surface of the sealing cover is provided with a first puncture film and a second puncture film that can be automatically contracted to a sealed state, and the first puncture film is facing the upper end driving head of the collecting spoon . In this way, the disposable specimen collection cup can be automatically added with diluent, automatically mixed and separated in a fully closed state, and has good airtightness, automatic mixing and separation accuracy and egg collection effect, which is safe and hygienic, and solves the problem of manual operation. This leads to problems such as slow efficiency, cumbersome operation, and air pollution.

Description

Disposable specimen collecting cup and puncturing and uniformly mixing method thereof

Technical Field

The invention relates to the field of medical instruments, in particular to a disposable specimen collecting cup for fecal analysis and a puncturing and uniformly mixing method thereof.

Background

At present, hospitals all use the specimen collecting cup when examining the excrement, but the applicant finds that: the existing sample collecting cup in the market has the defects that the sample is inconvenient to sample during inspection, cannot be oriented during photographing, has poor egg collecting effect and sealing effect and the like, so that the actual result cannot be obtained during the inspection of the sample, and the misjudgment of a doctor is caused; and the sample is easy to leak in the inspection process, peculiar smell can be emitted, office environment pollution is caused, and the method is not safe and sanitary.

Disclosure of Invention

In order to solve the technical problems, the invention aims to overcome the defects of the prior art and provide a disposable specimen collecting cup which can automatically add diluent and automatically mix and separate in a fully closed state, has good sealing performance, good accuracy of automatic mixing and separating, good egg collecting effect, safe, reliable and sanitary collection, no pollution, high working efficiency and simple structure, and a puncture mixing method of the disposable specimen collecting cup.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows:

the disposable specimen collecting cup comprises a collecting cup and a sealing cover; the inner part of the collecting cup is provided with a blending cavity and a collecting cavity which are communicated, the sealing cover is a hard cover body, the inner side of the sealing cover is provided with a raised annular joint part, the annular joint part is elastic soft colloid, when the sealing cover is assembled at the upper end of the collecting cup, the edge of the upper end of the collecting cup is clamped between the circumferential edge of the sealing cover and the annular joint part, and the annular joint part is hermetically connected with the inner side surface of the upper end of the collecting cup; the inner of sealed lid is equipped with the collection spoon, the upper end of gathering the spoon is rotationally connected on sealed lid, and the lower extreme inserts in the mixing intracavity, simultaneously the upper surface of sealed lid is equipped with first puncture membrane and second puncture membrane, first puncture membrane and second puncture membrane can contract to encapsulated situation's elasticity jelly membrane voluntarily after pricking the needle, just first puncture membrane faces the upper end drive head of gathering the spoon.

Further, the inside upper end of collecting the cup is equipped with quantitative collection piece, be equipped with first through-hole and second through-hole on the quantitative collection piece, first through-hole and second through-hole are located first puncture membrane and second puncture membrane respectively under, and the lower extreme of first through-hole and second through-hole all communicates with the mixing chamber in addition, the lower extreme of gathering the spoon passes first through-hole and inserts in the mixing intracavity.

Further, the annular engaging portion is a silicone body, and the first and second puncturing films are silicone films.

Further, first through-hole includes last through-hole and the lower through-hole with the axle center, it is the tubaeform through-hole of ascending diameter grow gradually from the bottom to go up the through-hole, the through-hole is the tubaeform through-hole of ascending diameter grow gradually from the top down, just go up the lower extreme of through-hole and the upper end rounding off of through-hole down.

Furthermore, the quantitative collecting block is in a step shape and comprises a first step block and a second step block, a first vacancy avoiding position is formed above the second step block, the first through hole and the second through hole are respectively formed in the second step block and the first step block, and the driving head at the upper end of the collecting spoon and the part of the sealing cover in rotary connection with the driving head are located in the first vacancy avoiding position.

Furthermore, a separating body is arranged in the collecting cup, the separating body is longitudinally arranged, the lower edge and the left edge and the right edge of the separating body are respectively and tightly connected with the inner bottom surface and the inner side wall of the collecting cup, and the inner cavity of the collecting cup is divided into the uniformly mixing cavity and the collecting cavity; the lower extreme of partition body is equipped with the passageway in more than one intercommunication mixing chamber and collection chamber, be equipped with the filter screen on the passageway.

Further, the upper end of separator is equipped with the liquid feeding guide way, the upper end of liquid feeding guide way is located the second through-hole of quantitative collection piece under, the lower extreme intercommunication mixing chamber of liquid feeding guide way.

Furthermore, the inner bottom surface of the blending cavity is provided with a drainage surface inclined towards the channel, and the inner bottom surface of the collection cavity is provided with an egg collecting groove.

Further, the outer surface of the collecting cup is provided with a detection shooting surface, and the detection shooting surface is positioned on the outer side of the uniformly mixing cavity and faces the spoon part of the collecting spoon.

A puncture blending method of a disposable specimen collecting cup comprises the steps of firstly unscrewing a sealing cover, holding the sealing cover, sampling by using a spoon part of a collecting spoon, and inserting the collecting spoon into a blending cavity after sampling; then the sealing cover is screwed down, and the sample on the spoon part faces to a detection shooting surface to play a role of directional shooting; then, after the disposable sample collecting cup is placed on a test tube rack of the fecal analyzer, a liquid adding needle of the fecal analyzer pierces a second puncture membrane and adds diluent into the mixing cavity, the diluent is pulled out after the diluent is added, and the second puncture membrane automatically shrinks to a sealing state; then the blending needle pierces the first puncture membrane to be connected with the upper end driving head of the collection spoon in a matching way, the collection spoon is driven to rotate and stir in the blending cavity, the sample and the diluent are fully and uniformly mixed, and the first puncture membrane automatically shrinks to a sealing state after the blending needle is pulled out; and finally, the specimen enters the collection cavity after passing through the filter screen under the action of the drainage surface and is collected in the egg collection groove, so that a good egg collection effect is achieved, and the detection is improved.

The invention has the following advantages and beneficial effects:

according to the technical scheme, the automatic dilution liquid adding and mixing separation device can automatically add dilution liquid and automatically mix and separate in a fully-closed state, has the advantages of good sealing performance, good accuracy of automatic mixing and separation, good egg collecting effect, safety, reliability, sanitation, no pollution, high working efficiency and the like, and completely solves the problems of low efficiency, complex operation, air pollution and the like caused by manual operation.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:

FIG. 1 is a schematic structural view of an embodiment of a disposable specimen collection cup according to the present invention;

FIG. 2 is a schematic diagram of an exploded view of an embodiment of the disposable specimen collection cup of the present invention;

FIG. 3 is a schematic longitudinal sectional view of an embodiment of the disposable specimen collection cup of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings. The specific embodiments described herein are merely illustrative of the invention and are not intended to be limiting.

As shown in fig. 1 to 3:

the disposable specimen collection cup comprises a collection cup 1 and a sealing cover 2. Wherein, the inside of collecting cup 1 is equipped with communicating mixing chamber 11 and collection chamber 12, and concrete structure can be: a separating body 5 is arranged in the collecting cup 1, the separating body 5 is longitudinally arranged, and the lower edge and the left edge and the right edge of the separating body 5 are respectively and tightly connected with the inner bottom surface and the inner side wall of the collecting cup 1 (as shown in figure 3, the inner bottom surface and the inner side wall of the collecting cup 1 are provided with clamping grooves 16, and the lower edge and the left edge and the right edge of the separating body 5 are respectively and tightly clamped in the clamping grooves 16), so that the inner cavity of the collecting cup 1 is divided into the uniform mixing cavity 11 and the collecting cavity 12; the lower end of the separating body 5 is provided with more than one passage 51 communicating the blending cavity 11 and the collecting cavity 12, and the passage 51 is provided with a filter screen 52; the upper end of separator 5 is equipped with liquid feeding guide way 53, the upper end of liquid feeding guide way 53 is located quantitative acquisition block 4 under the second through-hole 42, the lower extreme intercommunication mixing chamber 11 of liquid feeding guide way 53. The sealing cover 2 is a hard cover body, a raised annular joint part 21 is arranged on the inner side of the sealing cover 2, the annular joint part 21 is elastic soft colloid (such as silicon colloid), when the sealing cover 2 is assembled at the upper end of the collecting cup 1, the edge of the upper end of the collecting cup 1 is clamped between the circumferential edge of the sealing cover 2 and the annular joint part 21, and the annular joint part 21 is connected with the inner side surface of the upper end of the collecting cup 1 in a sealing way; the inner end of the sealing cover 2 is provided with a collecting spoon 3, the upper end of the collecting spoon 3 is rotatably connected to the sealing cover 2, the lower end of the collecting spoon 3 is inserted into the blending cavity 11, meanwhile, the upper surface of the sealing cover 2 is provided with a first puncture membrane 22 and a second puncture membrane 23, the first puncture membrane 22 and the second puncture membrane 23 are elastic soft rubber membranes (such as silica gel membranes) which can automatically shrink to a sealing state after puncturing a poking needle, the first puncture membrane 22 faces an upper end driving head 31 of the collecting spoon 3 (the driving head 31 can be a driving meshing part with a clamping position), the annular joint part 21, the first puncture membrane 22 and the second puncture membrane 23 can also be of an integrated structure (such as the annular joint part 21, the first puncture membrane 22 and the second puncture membrane 23 are integrally injection-molded by silica gel materials), and the sealing cover 2 can also be integrated with the annular joint part 21, the first puncture membrane 22 and the second puncture membrane 23 (such as the annular joint part 21, the first puncture membrane 22 and the second puncture membrane 23, The first 22 and second 23 piercing membranes are arranged on the sealing cap 2 in a pouring manner). Therefore, the disposable specimen collecting cup has excellent sealing effect between the collecting cup 1 and the sealing cover 2 as well as between the first puncture film 22 and the second puncture film 23, and the specimens can not leak and emit peculiar smell absolutely in the using process, thereby ensuring clean, sanitary and safe office environment.

As shown in fig. 2 and 3, the inside upper end of collecting cup 1 is equipped with quantitative collection piece 4, be equipped with first through-hole 41 and second through-hole 42 on the quantitative collection piece 4, first through-hole 41 and second through-hole 42 are located first puncture membrane 22 and second puncture membrane 23 respectively under, and the lower extreme of first through-hole 41 and second through-hole 42 all communicates with mixing chamber 11 moreover, the lower extreme of gathering spoon 3 passes first through-hole 41 and inserts in mixing chamber 11. Wherein, first through-hole 41 includes coaxial last through-hole 43 and lower through-hole 44, it is the tubaeform through-hole that the diameter is crescent from the bottom up to go up through-hole 43, lower through-hole 44 is the tubaeform through-hole that the diameter is crescent from the top down, just go up the lower extreme of through-hole 43 and the upper end rounding off of through-hole 44 down. Can simply realize gathering the quantitative sampling of spoon 3 through quantitative collection piece 4, effectively improve mixing efficiency and effect, detect sooner, the result is more accurate.

As shown in fig. 2 and 3, the quantitative collecting block 4 is in a step shape, and comprises a first step block 45 and a second step block 46, a first space-avoiding portion 47 is formed above the second step block 46, a second space-avoiding portion 48 is formed below the first step block 45, the first through hole 41 and the second through hole 42 are respectively arranged on the second step block 46 and the first step block 45, and the driving head 31 and the sealing cover 2 at the upper end of the collecting spoon 3 are rotatably connected with the driving head 31 (i.e., the driving head 31 and the driving head positioning seat 24) and are positioned in the first space-avoiding portion 47; the upper end of the partition body 5 and the upper end of the liquid feeding guide groove 53 are positioned in the second clearance 48. Thus, the disposable specimen collection cup of the present invention is more compact and less bulky.

As shown in figure 3, the inner bottom surface of the blending cavity 11 is provided with a drainage surface 13 inclined towards the channel 51, and the inner bottom surface of the collection cavity 12 is provided with an egg collection groove 14, so that the effect of collecting the eggs of the specimen is greatly improved, and the detection is improved.

As shown in fig. 3, a detection shooting surface 15 is arranged on the outer surface of the collection cup 1, the detection shooting surface 15 is located on the outer side of the blending cavity 11 and faces the spoon part 32 of the collection spoon 3 (i.e., the position where the detection shooting surface 15 faces the spoon part 32 to collect a specimen), and thus directional shooting can be achieved.

As shown in fig. 2 and 3, the upper end of the spoon part 32 of the collection spoon 3 is provided with more than one sharp spine 33, and when the collection spoon 3 rotates in the mixing cavity 11 to drive the spoon part 32 to rotate, the sharp spine 133 can enhance the mixing effect, so that the specimens can be mixed and separated more easily.

The invention relates to a puncture blending method of a disposable specimen collecting cup, which comprises the following steps: firstly, unscrewing the sealing cover 2, holding the sealing cover 2, sampling by using the spoon part 32 of the collection spoon 3, and inserting the collection spoon 3 into the mixing cavity 11 after sampling (in the process, when the spoon part 32 passes through the first through hole 41 of the quantitative collection block 4, redundant samples on the spoon part 32 can be blocked by the quantitative collection block 4, so that the quantitative sampling effect is achieved); then the sealing cover 2 is screwed down, and the sample on the spoon part 32 faces the detection shooting surface 15, so that the directional shooting effect is achieved; then, after the disposable sample collecting cup is placed on a test tube rack of the fecal analyzer, a liquid adding needle of the fecal analyzer pierces the second puncture membrane 23 to add diluent into the mixing cavity 11, the diluent is pulled out after the diluent is added, and the second puncture membrane 23 automatically shrinks to a sealing state; then, the blending needle pierces the first puncture film 22 to be connected with the upper end driving head 31 of the collection spoon 3 in a matching manner, the collection spoon 3 is driven to rotate and stir in the blending cavity 11, and the sample and the diluent are fully and uniformly mixed (in the process, the first puncture film 22 is contracted and tightly attached to the surface of the sleeve of the blending needle, the sleeve and the first puncture film 22 are kept still, and the blending needle rotates in the sleeve); finally, the specimen enters the collection cavity 12 after passing through the filter screen 52 under the action of the drainage surface 13 and is collected in the egg collection groove 14, so that a good egg collection effect is achieved, detection is improved, and subsequent automatic collection of a fecal analyzer is facilitated.

Therefore, by adopting the disposable specimen collecting cup and the puncture blending method, the automatic diluent adding and the automatic blending separation can be carried out in a fully closed state, the sealing performance is good, the accuracy of the automatic blending separation is good, the egg collecting effect is good, the collection is safe, reliable and sanitary, no pollution is caused, the working efficiency is high, and the problems of low efficiency, complex operation, air pollution and the like caused by manual operation are completely solved.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the design principle of the present invention, and these modifications and decorations are also regarded as the protection scope of the present invention.

Claims

1. A disposable specimen collection cup, characterized in that it comprises a collection cup (1) and a sealing cover (2); wherein, the interior of the collection cup (1) is provided with a mixing chamber (11) and a collection chamber (11) that communicate with each other. 12), the sealing cover (2) is a hard cover body, the inner side of which is provided with a raised annular joint (21), the annular joint (21) is an elastic soft gel, and the sealing cover (2) When assembled on the upper end of the collection cup (1), the upper edge of the collection cup (1) is clamped between the circumferential edge of the sealing cover (2) and the annular joint (21), and the annular joint (21) is connected to the collection cup (1). The inner surface of the upper end of the cup (1) is sealed and connected; the inner end of the sealing cover (2) is provided with a collection spoon (3), and the upper end of the collection spoon (3) is rotatably connected to the sealing cover (2), The lower end is inserted into the mixing chamber (11), while the upper surface of the sealing cover (2) is provided with a first puncture film (22) and a second puncture film (23), the first puncture film (22) and the The second puncture film (23) is an elastic soft film that can be automatically contracted to a sealed state after the dial needle is pierced, and the first puncture film (22) is facing the upper drive head (31) of the collecting spoon (3). ).

2. The disposable specimen collection cup according to claim 1, wherein a quantitative collection block (4) is provided on the inner upper end of the collection cup (1), and a first quantitative collection block (4) is provided on the quantitative collection block (4). A through hole (41) and a second through hole (42), the first through hole (41) and the second through hole (42) are located at the end of the first puncture film (22) and the second puncture film (23), respectively. directly below, and the lower ends of the first through hole (41) and the second through hole (42) are both in communication with the mixing chamber (11), and the lower end of the collection spoon (3) is inserted through the first through hole (41) in the mixing chamber (11).

3. The disposable specimen collection cup according to claim 1 or 2, wherein the annular joint (21) is a silica gel body, and the first puncture film (22) and the second puncture film (23) It's a silicone membrane.

4. The disposable specimen collection cup according to claim 2, wherein the first through hole (41) comprises a coaxial upper through hole (43) and a lower through hole (44), the upper through hole (44) The through hole (43) is a trumpet-shaped through hole whose diameter gradually increases from bottom to top, the lower through hole (44) is a trumpet-shaped through hole whose diameter gradually increases from top to bottom, and the upper through hole ( The lower end of 43) and the upper end of the lower through hole (44) have a smooth transition.

5. The disposable specimen collection cup according to claim 4, wherein the quantitative collection block (4) is stepped, comprising a first stepped block (45) and a second stepped block (46), A first void space (47) is formed above the second step block (46), and the first through hole (41) and the second through hole (42) are respectively provided on the second step block (46) and the first step block On (45), the driving head (31) on the upper end of the collecting spoon (3) and the part of the sealing cover (2) that are rotatably connected to the driving head (31) are located in the first space avoiding position (47).

6. The disposable specimen collection cup according to claim 1 or 2 or 4 or 5, characterized in that, a separator (5) is provided inside the collection cup (1), and the separator (5) is longitudinally arranged. The lower edge and the left and right edges are respectively tightly connected with the inner bottom surface and inner side wall of the collection cup (1), and the inner cavity of the collection cup (1) is divided into the mixing cavity (11) and the collection cavity ( 12); the lower end of the separator (5) is provided with more than one channel (51) connecting the mixing chamber (11) and the collecting chamber (12), and a filter screen (52) is arranged on the channel (51).

7. The disposable specimen collection cup according to claim 6, wherein the upper end of the separator (5) is provided with a liquid addition guide groove (53), and the upper end of the liquid addition guide groove (53) is located at Just below the second through hole (42) of the quantitative collection block (4), the lower end of the liquid addition guide groove (53) is connected to the mixing chamber (11).

8. The disposable specimen collection cup according to claim 7, wherein the inner bottom surface of the mixing chamber (11) is provided with a drainage surface (13) inclined toward the channel (51), and the collection chamber (11) is provided with a drainage surface (13) inclined toward the channel (51). The inner bottom surface of 12) is provided with an egg collecting groove (14).

9. The disposable specimen collection cup according to claim 1 or 2 or 4 or 5 or 7 or 8, wherein the outer surface of the collection cup (1) is provided with a detection and photographing surface (15), and the The detection and photographing surface (15) is located outside the mixing chamber (11) and faces the spoon portion (32) of the collecting spoon (3).

10. A puncture and mixing method for a disposable specimen collection cup, characterized in that, first unscrew the sealing cover (2), hold the sealing cover (2), and use the spoon portion (32) of the collection spoon (3) to carry out the method. Sampling, insert the collection spoon (3) into the mixing chamber (11) after sampling; then tighten the sealing cover (2), and orient the specimen on the spoon (32) towards the detection and shooting surface (15) to achieve directional shooting Then put the disposable specimen collection cup on the test tube rack of the stool analyzer, and then the liquid addition needle of the stool analyzer pierces the second puncture membrane (23) and adds the diluent to the mixing chamber (11), and after the addition is completed Pulled out, the second puncture film (23) automatically shrinks to a sealed state; then the mixing needle pierces the first puncture film (22) and is matched and connected to the upper end driving head (31) of the collection spoon (3) to drive the collection spoon ( 3) Rotate and stir in the mixing chamber (11) to fully mix the specimen and the diluent evenly. After the mixing needle is pulled out, the first puncture membrane (22) automatically shrinks to a sealed state; Under the action, it enters the collection cavity (12) after passing through the filter screen (52), and is collected into the egg collection tank (14), so as to achieve a good egg collection effect, thereby improving the detection.