CN217424865U

CN217424865U - Cell sap sample's collection bottle

Info

Publication number: CN217424865U
Application number: CN202221044999.6U
Authority: CN
Inventors: 高媛
Original assignee: Beijing Huayi Intelligent Medical Technology Co ltd
Current assignee: Beijing Huayi Intelligent Medical Technology Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-09-13
Anticipated expiration: 2032-04-29

Abstract

The utility model belongs to the technical field of cell sap collection, and discloses a collection bottle of a cell sap sample, which comprises a bottle body and a bottle cap detachably connected with the bottle body, wherein the bottle cap is provided with a drainage channel which is communicated up and down; the drainage channel has a suction section and a conduit section; said catheter segment having a base length such that it extends into said vial; the suction section is of an annular step-shaped structure with a large upper part and a small lower part and is provided with at least two mounting step surfaces vertical to the liquid drainage channel; the filter cup is arranged on the bottom of the filter cup, and the filter cup is arranged on the bottom of the filter cup. The utility model discloses both can be convenient for form and be used for placing the structure of placing of filtering the cup, also can be convenient for through the better fixed first filter screen of installation step face for first filter screen rather than having more connection area, more firm, and through such step structure, can constitute great buffer space between every step face, the flowing back is more stable.

Description

Cell sap sample's collection bottle

Technical Field

The utility model belongs to the technical field of the cell sap is gathered, concretely relates to collection bottle of cell sap sample.

Background

The core of the membrane type liquid-based cell pelleter is a cell filtration transfer adsorption technology, and according to the principle of liquid-based cytology, the cell is adsorbed by adopting a physical suction and filter membrane technology and then transferred onto a glass slide to form a uniform cell thin layer on the glass slide, so that further dyeing and diagnosis are facilitated.

The liquid storage bottle used firstly by the membrane type liquid-based cell pelleter is that the bottle cap is unscrewed manually when the liquid storage bottle is used, human cell sample liquid is taken out from the liquid storage bottle through a dropper or other tools and put into the pelleter, the bottle cap is opened in the process, secondary pollution is increased, working steps of experimenters are increased, and efficiency is reduced.

In order to solve the above problems, a collection assembly for a cell sap sample is disclosed in a patent document with a patent number of cn202122801811.x in the chinese utility model, which comprises: the cell liquid sampling device comprises a collecting bottle and a filter cup used for taking a cell liquid sample from the collecting bottle; the collection bottle comprises a bottle body, a bottle cap and a sealing piece; the bottle cap is arranged at the top end of the bottle body, and the sealing element is arranged at the top end of the bottle cap; the bottle cap comprises a cap body, wherein an annular bulge is arranged at the upper part of the cap body, and the annular bulge and the cap body form a liquid discharge groove; the size of the outer wall of the filter cup is matched with that of the annular bulge, and the filter cup is placed in the liquid discharge tank to take out a cell fluid sample; an air inlet hole for guiding air is formed in the cover body; the air inlet is arranged beside the annular bulge. This collection subassembly of cell sap sample draws the cell sap sample through the mode that adopts the negative pressure to extract, can realize the contactless extraction to the cell sap sample, has avoided secondary pollution, has simplified the operating procedure simultaneously, has improved work efficiency.

But the slot-like structure of its bottle lid of the technical scheme of this patent is more, still need set up the sealing member alone and seal, and the structure is comparatively complicated to such bottle lid structure is not convenient for the installation of filter screen, drops easily after repetitious usage, and is impractical.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a collection bottle of cell liquid sample to solve the impracticable problem of current collection bottle.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a collection bottle for a cell sap sample comprises a bottle body and a bottle cap detachably connected with the bottle body, wherein the bottle cap is provided with a drainage channel which is vertically communicated;

the drainage channel has a suction section and a conduit section; said catheter segment having a base length such that it extends into said vial; the suction section is of an annular step-shaped structure with a large upper part and a small lower part and is provided with at least two mounting step surfaces vertical to the liquid drainage channel; the filter cup is arranged on the mounting step surface, and the mounting step surface is used for placing the filter cup.

In a possible implementation, the top of the cap has an annular flat surface located outside the suction section.

In a possible implementation, the outer rim profile of the closure is polygonal in shape.

In a possible embodiment, the suction section has three mounting steps, wherein a buffer section is formed between the smallest mounting step and the mounting step adjacent thereto.

In a possible implementation, one side of the bottle cap is provided with a positioning groove.

In a possible implementation, the bottle cap comprises a cap body and a channel member; the cap main body is of an annular structure and is in threaded connection with the bottle body, the channel part is detachably mounted on the inner side of the cap main body, and the channel part is provided with the liquid drainage channel.

In a possible implementation manner, the channel member is provided with a first sealing flange at the outer edge of the suction section, the inner side of the cover main body is provided with a second sealing flange, the second sealing flange is in limit fit with the first sealing flange, and the cover main body is fixedly connected with the channel member.

In a possible implementation, the bottom end of the conduit section is provided with a second filter.

In a possible implementation mode, a conical suction funnel is further fixed inside the bottle body, the suction funnel is large in top and small in bottom, the outer edge of the top end of the suction funnel is fixedly connected with the bottle wall, and a through hole in the bottom of the suction funnel is matched with the bottom of the conduit section.

In a possible implementation manner, the upper section of the suction section is provided with an air inlet communicated with the inside of the bottle body.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a cell sap sample acquisition bottle, the annular echelonment structure for having a plurality of installation step faces is set up to the suction section through with the flowing back passageway, so both can be convenient for form the structure of placing that is used for placing the filter cup, also can be convenient for through the better fixed first filter screen of installation step face, make first filter screen rather than having more connection area, it is more firm, and through such step structure, can constitute great buffer space between every step face, the flowing back of being convenient for in suction process that can be better, the flowing back is more stable, the practicality is greatly improved.

Moreover, the bottle cap is provided with an annular plane and the liquid drainage channel is positioned on the inner side of the bottle cap, so that the collection bottle internally provided with the cell liquid sample can be sealed by directly sealing one layer of aluminum foil, and the problem that the structure is more complicated due to the fact that a sealing piece is required to be arranged independently can be solved.

Meanwhile, the bottle cap consists of the channel part and the cap main body, the channel part and the cap main body can be conveniently assembled, and the formed structure has better sealing performance.

In addition, still through set up conical suction funnel in the bottle, can make the cell sap most can hold below, and just can carry out better suction through the engagement of pipe section and its through-hole when carrying out the suction, suction efficiency is faster.

Drawings

FIG. 1 is a schematic perspective view of a collection vial for a cytosol sample according to an embodiment of the present disclosure;

FIG. 2 is a schematic cross-sectional view of a collection vial for a cytosol sample according to an embodiment of the present application;

FIG. 3 is a schematic perspective view of a channel member of a collection vial for a cytosol sample according to an embodiment of the present application;

FIG. 4 is a schematic diagram of a collection bottle for a cytosol sample provided with a suction funnel according to an embodiment of the present application.

In the figure: 1-bottle body; 2-bottle cap; 21-a cap body; 211-annular plane; 212-a positioning groove; 22-a channel member; 221-a conduit section; 222-a suction section; 223-mounting step surface; 3-a first sealing flange; 4-a second sealing flange; 5-air inlet holes; 6-suction funnel.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

The present invention will be further described with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1-3, an embodiment of the present application provides a collection bottle for a cell fluid sample, including a bottle body 1 and a bottle cap 2 detachably connected to the bottle body 1, wherein the bottle cap 2 has a drainage channel, and the drainage channel is vertically through; the collection bottle directly extracts the cell sap sample by utilizing negative pressure without opening the bottle cap 2, realizes non-contact extraction of the cell sap sample, avoids secondary pollution, simplifies operation steps and improves working efficiency; a drainage channel is formed in the bottle cap 2 and is used for the passage of cellular fluids during aspiration.

The drainage channel has a suction section 222 and a conduit section 221; the tube section 221 has a base length such that it extends into the bottle body 1; the suction section 222 is in an annular step-shaped structure with a large upper part and a small lower part and is provided with at least two installation step surfaces 223 vertical to the liquid discharge channel; wherein the largest mounting step 223 is used for placing the filter cup and the smaller mounting step 223 adjacent to the largest mounting step is provided with a first filter screen (not shown). Wherein, the conduit end is a straight tube structure and has a basic length, so that the conduit end can conveniently extend into the bottle and further can suck the cell sap close to the bottom; the structure of the pumping segment 222 is different, and is an annular step-shaped structure with a large upper part and a small lower part, and at least two installation step surfaces 223 are formed on the pumping segment, and the installation step surfaces are also annular and vertical to the bottle axis, so that the inner diameter of the uppermost installation step surface is larger, and the inner diameter of the lower installation step surface 223 is gradually reduced; by the mounting structure, not only can the filter cup be placed conveniently, but also the first filter screen can be stably mounted conveniently through the mounting step surface 223; the first filter screen is used for filtering impurities and mucus in the cell sap.

Through foretell technical scheme, both can be convenient for form the structure of placing that is used for placing the filter cup, also can be convenient for through the better fixed first filter screen of installation step 223 for first filter screen rather than having more connection area, it is more firm, and through such step structure, can constitute great buffer space between every step, the flowing back of being convenient for in suction process that can be better, the flowing back is more stable, has improved the practicality greatly.

In the present embodiment, the top of the bottle cap 2 has an annular flat surface 211 located outside the pumping segment 222.

Bottle lid 2 has annular plane 211 and drainage channel and is located its inboard, just so can seal the collection bottle of the internal cell liquid sample of being equipped with through direct closing cap one deck aluminium foil to can avoid setting up the sealing member alone and make the more complicated problem of structure, and annular plane 211 is more convenient for set up the label that has the bar code, makes it be convenient for discern.

In order to facilitate better screwing of the bottle cap 2, the outer edge of the bottle cap 2 is polygonal in outline.

Specifically, the outer edge of the bottle cap 2 is hexagonal in outline, and a round angle can be arranged between the edges.

In the exemplary embodiment of the present application, the suction section 222 has three mounting steps 223, wherein the smallest one of the mounting steps 223 forms a buffer section with the adjacent mounting step 223.

By providing three buffer sections, a buffer section can be formed between the conduit section 221 and the first filter, which buffer section can provide a better buffer when entering the suction section 222 from the conduit section 221, thereby making the liquid discharge more stable.

In a specific implementation, a positioning groove 212 is formed on one side of the bottle cap 2. The positioning groove 212 is used for matching with other components when suction is performed, so that the positioning groove is not easy to move.

In an embodiment of the present application, the bottle cap 2 may include a cap body 21 and a channel member 22; the cap body 21 is of an annular structure and is in threaded connection with the bottle body 1, the channel member 22 is detachably mounted on the inner side of the cap body 21, and the channel member 22 is provided with the liquid discharge channel.

In this way, the channel member 22 and the cap body 21 can be manufactured in a separable manner and can be assembled and fixed, so that the collecting bottle structure can be manufactured in a modularized manner, and the collecting bottle is convenient to split well and is more practical and convenient.

Further, in order to improve the sealing performance between the cover main body 21 and the channel member 22, the channel member 22 is provided with a first sealing flange 3 at the outer edge of the suction section 222, the inner side of the cover main body 21 is provided with a second sealing flange 4, the second sealing flange 4 is in limit fit with the first sealing flange 3, and the cover main body 21 is fixedly connected with the channel member 22. Thus, the connecting gap between the cover main body 21 and the passage member 22 can be blocked by the two sealing flanges, and the sealing performance between the two can be improved.

Specifically, while the two flanges are structurally sealed, the cover main body 21 and the channel member 22 may be fixedly connected by a sealant, further improving the sealing property.

In an embodiment of the present application, the bottom end of the conduit section 221 may also be provided with a second filter (not shown).

The second filter screen is used for coarse filtration, the number of holes is 60-100 meshes, the first filter screen is fine filtration, the number of holes is 100-200 meshes, and impurities and mucus in cell sap can be better filtered by respectively performing the coarse filtration and the fine filtration in the front and the back.

In another embodiment, as shown in fig. 4, a tapered suction funnel 6 is further fixed inside the bottle body 1, the suction funnel 6 has a large top and a small bottom, the outer edge of the top end is fixedly connected with the bottle wall, and the through hole at the bottom of the suction funnel 6 is matched with the bottom of the conduit section 221.

Thus, by providing a tapered suction funnel 6 in the body 1, the cell sap can be mostly contained thereunder, and when suction is performed, better suction can be performed through engagement of the tube section 221 with the through hole thereof, and the suction efficiency is faster.

In the embodiment of the present application, the upper section of the suction section 222 is provided with an air inlet hole 5 communicating with the inside of the bottle body 1.

Through setting up inlet port 5, can be for air guide in the bottle 1 when filtering cup negative pressure extraction cell sap sample to guarantee the stability of extraction process and go on, and when annular plane 211 carries out the closing cap to the lid surface, can make this inlet port 5 obtain the closing cap in the lump, it is more convenient, practical.

In a specific implementation process, a sealing ring can be arranged on the mounting step surface 223 for placing the filter cup, so that the sealing performance during extraction is improved.

The application principle of the collection bottle of cell sap sample of this application embodiment:

when the cell fluid sample does not need to be extracted, the bottle cap 2 is covered by the aluminum foil, and the bottle cap 2 and the bottle body 1 form a closed environment, so that the cell fluid sample is prevented from being polluted; during the use, tear the aluminium foil, place the suction section 222 of bottle lid 2 with the filter cup in, link to each other negative pressure suction machine and filter cup top, utilize the negative pressure to extract, can accomplish the extraction of cell liquid sample.

Finally, it should be noted that: the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a collection bottle of cell sap sample, includes bottle (1) and bottle lid (2) of being connected with bottle (1) can be dismantled, its characterized in that: the bottle cap (2) is provided with a liquid discharge channel which is communicated up and down;

the drainage channel has a suction section (222) and a conduit section (221); the tube section (221) has a base length such that it extends into the bottle body (1); the suction section (222) is of an annular step-shaped structure with a large upper part and a small lower part and is provided with at least two mounting step surfaces (223) vertical to the liquid discharge channel; wherein, the largest mounting step surface (223) is used for placing the filter cup, and the smaller mounting step surface (223) adjacent to the largest mounting step surface is provided with a first filter screen.

2. A collection bottle for a cytosol specimen as claimed in claim 1, wherein: the top of the bottle cap (2) has an annular flat surface (211) located outside the suction section (222).

3. The collection bottle for the cellular fluid sample according to claim 1, wherein: the outer edge of the bottle cap (2) is polygonal in outline.

4. The collection bottle for the cellular fluid sample according to claim 1, wherein: the suction section (222) has three mounting steps (223), wherein a buffer section is formed between the smallest mounting step (223) and the mounting step (223) adjacent thereto.

5. The collection bottle for the cellular fluid sample according to claim 1, wherein: one side of the bottle cap (2) is provided with a positioning groove (212).

6. A collection vial for a cytosol sample according to any one of claims 1 to 5, wherein: the bottle cap (2) comprises a cap body (21) and a channel member (22); the cover main body (21) is of an annular structure and is in threaded connection with the bottle body (1), the channel part (22) is detachably mounted on the inner side of the cover main body (21), and the channel part (22) is provided with the liquid drainage channel.

7. The collection bottle of the cellular fluid sample according to claim 6, wherein: the outer edge of the channel part (22) at the suction section (222) is provided with a first sealing flange (3), the inner side of the cover main body (21) is provided with a second sealing flange (4), the second sealing flange (4) is in limit fit with the first sealing flange (3), and the cover main body (21) is fixedly connected with the channel part (22).

8. The collection bottle for the cellular fluid sample according to claim 1, wherein: the bottom end of the conduit section (221) is provided with a second filter screen.

9. The collection bottle for the cellular fluid sample according to claim 1, wherein: the bottle body (1) is internally and fixedly provided with a conical suction funnel (6), the suction funnel (6) is large in size at the top and the outer edge of the top end is fixedly connected with the bottle wall, and a through hole at the bottom of the suction funnel (6) is matched with the bottom of the conduit section (221).

10. The collection bottle for the cellular fluid sample according to claim 1, wherein: the upper section of the suction section (222) is provided with an air inlet (5) communicated with the interior of the bottle body (1).