CN212199245U

CN212199245U - Cell mass sorting and filtering device for oncology department

Info

Publication number: CN212199245U
Application number: CN202020544159.0U
Authority: CN
Inventors: 杜芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2020-12-22
Anticipated expiration: 2030-04-14

Abstract

The utility model discloses a cell mass sorting and filtering device for oncology, which comprises a test tube, an annular supporting plate, a first filtering device, a second filtering device and a sealing plug, wherein the annular supporting plate is arranged at the top end of the test tube, air holes are formed in the side wall of the test tube, the bottom end of the annular supporting plate is provided with the first filtering device and the second filtering device, the first filtering device is of a roughly cylindrical structure, the side wall of the first filtering device is provided with a first filter screen, the second filtering device comprises a cylindrical part and an inverted cone part, the bottom surface of the inverted cone part is provided with the second filter screen, the top end of the annular supporting plate is provided with the sealing plug, and the sealing plug comprises a limiting plate, a sealing rubber ring, a corrugated pipe; generally, the utility model has the advantages of prevent that the filter screen from blockking up, improving filter screen filtration efficiency, accelerating filtration speed.

Description

Cell mass sorting and filtering device for oncology department

Technical Field

The utility model belongs to the technical field of medical instrument for oncology, concretely relates to filtration device is selected separately with cell group to oncology.

Background

The doctor of oncology often needs to sort out the tumour cell group at the course of the work, and current tumour cell group sieving mechanism mainly has following problem: firstly, tumor cell clusters enter from the inlet face of the filter and then transversely pass through the filter screen, and the cell clusters are easy to accumulate at a certain position of the filter screen in the filtering mode, so that the filter screen is blocked, the utilization rate of the filter screen is not high, and the filtering effect is not good; secondly, the cell mass falls in the filter only by the action of gravity, the filtering speed is slow, and the effect is poor.

Therefore, in order to solve the above problems, it is necessary to develop a cell mass sorting and filtering apparatus for oncology.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough of prior art, and provide a filter equipment is selected separately with cell group to oncology, prevent that the filter screen from blockking up, improve filter screen filtration efficiency for filter speed.

The purpose of the utility model is realized like this: a cell mass sorting and filtering device for oncology comprises a test tube, an annular supporting plate, a first filtering device, a second filtering device and a sealing plug, wherein the annular supporting plate is arranged at the top end of the test tube, air holes are formed in the side wall of the test tube, the bottom end of the annular supporting plate is provided with the first filtering device and the second filtering device, the first filtering device is sleeved inside the second filtering device, the first filtering device is of a roughly cylindrical structure, the side wall of the first filtering device is provided with a first filtering net, the second filtering device comprises a cylindrical part and an inverted cone part, the top end of the cylindrical part is connected with the bottom end of the annular supporting plate, the first filtering device is sleeved inside the cylindrical part, the bottom end of the cylindrical part is fixedly connected with the inverted cone part, the bottom surface of the inverted cone part is provided with a second filtering net, and filtering channels are arranged inside the first filtering device and the second filtering, the sealing device is characterized in that a sealing plug is arranged at the top end of the annular supporting plate and comprises a limiting plate, a sealing rubber ring, a corrugated pipe, a moving block, a connecting rod, a pressing handle and a spring, the sealing rubber ring is arranged at the bottom end of the limiting plate, the bottom end of the sealing rubber ring is fixedly connected with the corrugated pipe with a closed bottom surface, a closed containing cavity is formed among the limiting plate, the sealing rubber ring and the corrugated pipe, the moving block is arranged in the containing cavity, the connecting rod is fixedly connected to the top end of the moving block, the limiting plate is penetrated through the top end of the connecting rod and extends out of the connecting rod, the pressing handle is arranged at the top.

The annular supporting plate outer edge is bent towards the lower part of the outer side of the test tube, so that the annular supporting plate is clamped at the top end of the test tube.

And a hydrophobic filter membrane is arranged at the air vent.

The diameter of the pressing handle is at least larger than that of the connecting rod.

The bottom plate of the first filtering device is of an inverted cone structure, and the side face of the bottom plate of the first filtering device can be parallel to the inner side face of the inverted cone of the second filtering device.

First filter equipment and second filter equipment can dismantle the setting and in annular support plate bottom, can adopt threaded connection structure to realize its detachable construction.

The utility model has the advantages that: the utility model can realize multi-stage filtration and has better filtration effect by the common arrangement of the first filtration device and the second filtration device; the first filtering device adopts a side wall filtering mode, so that the utilization rate of the filter screen is improved, cell clusters are prevented from accumulating, and the filtering effect is better; the lower part of the second filtering device adopts an inverted cone structure, the cell clusters filtered from the first filtering device directly flow to the inner side wall of the inverted cone part and flow to the filter screen on the bottom surface of the inverted cone part from the inclined inner side wall of the inverted cone part, so that the cell clusters can be totally accumulated to the second filter screen and uniformly distributed on the second filter screen, the situation that the cell clusters directly flow to the filter screen from the middle and are accumulated in the middle of the second filter screen is avoided, the utilization rate of the filter screen is improved, and the filtering effect is better; through the arrangement of the sealing plug, a closed space can be formed among the sealing plug, the first filtering device and the cell mass, the moving block is driven to move downwards by pressing the pressing handle and the connecting rod, the corrugated pipe extends downwards to form a downward pressure on the cell mass, the filtering speed of the cell mass is accelerated, and the efficiency is higher; generally, the utility model has the advantages of prevent that the filter screen from blockking up, improving filter screen filtration efficiency, accelerating filtration speed.

Drawings

Fig. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a schematic structural diagram of the first filtering device of the present invention.

Fig. 3 is a schematic structural diagram of a second filtering device of the present invention.

Fig. 4 is a schematic structural diagram of the sealing plug of the present invention.

In the figure: 1. test tube 2, annular support plate 3, first filter equipment 31, first filter screen 4, second filter equipment 41, cylinder portion 42, back taper portion 43, second filter screen 5, sealing plug 51, limiting plate 52, sealed rubber ring 53, bellows 54, movable block 55, connecting rod 56, pressing handle 57, spring 6, bleeder vent.

Detailed Description

The technical scheme of the utility model is further explained in detail with the attached drawings.

As shown in figures 1, 2, 3 and 4, the cell mass sorting and filtering device for the oncology department comprises a test tube 1, a ring-shaped supporting plate 2, a first filtering device 3, a second filtering device 4 and a sealing plug 5.

Wherein, annular support plate 2 sets up on 1 top of test tube, 2 outward flanges of annular support plate are buckled to 1 outside below of test tube for 2 centre gripping of annular support plate are on 1 top of test tube, be provided with bleeder vent 6 on the 1 lateral wall of test tube, bleeder vent 6 department is provided with hydrophobic filter membrane, 2 bottoms of annular support plate are provided with first filter equipment 3 and second filter equipment 4, 3 covers of first filter equipment are established inside second filter equipment 4, first filter equipment 3 and second filter equipment 4 can be dismantled the setting and in 2 bottoms of annular support plate, can adopt threaded connection structure to realize its detachable construction.

Wherein, the first filtering device 3 is of a roughly cylindrical structure, the side wall of the first filtering device 3 is provided with a first filtering net 31, the inside of the first filtering device 3 is provided with a filtering channel, the top end is provided with an adding port, the side wall is provided with a filtering outlet, the filtering outlet is provided with the first filtering net 31, the second filtering device 4 comprises a cylindrical part 41 and an inverted cone part 42, the top end of the cylindrical part 41 is connected with the bottom end of the annular supporting plate 2, the first filtering device 3 is sleeved in the cylindrical part 41, the bottom end of the cylindrical part 41 is fixedly connected with the inverted cone part 42, the bottom surface of the inverted cone part 42 is provided with a second filtering net 43, the inside of the first filtering device 3 and the inside of the second filtering device 4 are both provided with filtering channels, the bottom plate of the first filtering device 3 is of an inverted cone structure, the side surface of the bottom plate of the first filtering device 3 can be parallel to the inner side surface, the filtering port of the first filtering net 31 is the adding port of the second filtering device 4, the inner side of the cylindrical portion 41, the outer side of the first filtering device 3 and the inner side of the reverse taper portion 42 are filtering channels of the second filtering device 4, the bottom end of the reverse taper portion 42 is provided with a filtering port, and the filtering port is provided with a second filtering net 43.

Wherein the top end of the annular supporting plate 2 is provided with a sealing plug 5, the sealing plug 5 comprises a limiting plate 51, a sealing rubber ring 52, a corrugated pipe 53, a moving block 54, a connecting rod 55, a pressing handle 56 and a spring 57, the bottom end of the limiting plate 51 is provided with the sealing rubber ring 52, the bottom end of the sealing rubber ring 52 is fixedly connected with the corrugated pipe 53 with a closed bottom surface, a closed accommodating cavity 58 is formed among the limiting plate 51, the sealing rubber ring 52 and the corrugated pipe 53, the moving block 54 is arranged in the accommodating cavity 58, the bottom end of the moving block 54 is fixedly connected with the bottom surface in the corrugated pipe 53, the top end of the moving block 54 is fixedly connected with the connecting rod 55, the top end of the connecting rod 55 penetrates through the limiting plate 51, the top end of the connecting rod 55 is provided with the pressing handle 56, the diameter, the spring 57 is located between the pressing handle 56 and the stopper plate 51.

When the utility model is implemented, the whole filtering device is arranged at the top end of the test tube 1 through the annular supporting plate 2, cell clusters needing to be screened and filtered are added from the adding port of the first filtering device 3, the adding port is closed by the sealing plug 5, the moving block 54 is driven to move downwards by pressing the pressing handle 56 and the connecting rod 55, the corrugated pipe 53 extends downwards, a downward pressure is formed on the cell mass, the filtering speed of the cell mass is accelerated, the cell mass is in the first filtering device 3, the first filtering by the first filter screen 31 on the side wall enters the second filtering device 4 after the first filtering, flows through the cylindrical part 41 to the inverted cone part 42, flows onto the second filter screen 43 on the bottom surface of the inverted cone part 42 through the side wall of the inverted cone part 42, make cell mass can gather to second filter screen 43 department, evenly distribute on second filter screen 43, carry out the second time by second filter screen 43 and enter into test tube 1 in can.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a cell mass sorting filter equipment for oncology which characterized in that: comprises a test tube (1), an annular support plate (2), a first filtering device (3), a second filtering device (4) and a sealing plug (5), wherein the annular support plate (2) is arranged at the top end of the test tube (1), vent holes (6) are formed in the side wall of the test tube (1), the bottom end of the annular support plate (2) is provided with the first filtering device (3) and the second filtering device (4), the first filtering device (3) is sleeved inside the second filtering device (4), the first filtering device (3) is of a rough cylindrical structure, the side wall of the first filtering device (3) is provided with a first filtering net (31), the second filtering device (4) comprises a cylindrical part (41) and a reverse conical part (42), the top end of the cylindrical part (41) is connected with the bottom end of the annular support plate (2), the first filtering device (3) is sleeved inside the cylindrical part (41), the bottom end of the cylindrical part (41) is fixedly connected with an inverted cone part (42), a second filter screen (43) is arranged on the bottom surface of the inverted cone part (42), filter channels are arranged in the first filter device (3) and the second filter device (4), a sealing plug (5) is arranged at the top end of the annular support plate (2), the sealing plug (5) comprises a limiting plate (51), a sealing rubber ring (52), a corrugated pipe (53), a moving block (54), a connecting rod (55), a pressing handle (56) and a spring (57), the sealing rubber ring (52) is arranged at the bottom end of the limiting plate (51), the bottom end of the sealing rubber ring (52) is fixedly connected with the corrugated pipe (53) with a closed bottom surface, a closed accommodating cavity (58) is formed among the limiting plate (51), the sealing rubber ring (52) and the corrugated pipe (53), and the moving block (54) is arranged in the accommodating cavity (, the top end of the moving block (54) is fixedly connected with the connecting rod (55), the top end of the connecting rod (55) penetrates through the limiting plate (51), the top end of the connecting rod (55) is provided with a pressing handle (56), the connecting rod (55) is sleeved with a spring (57), and the spring (57) is located between the pressing handle (56) and the limiting plate (51).

2. The cell mass sorting and filtering device for oncology department according to claim 1, wherein: the outer edge of the annular supporting plate (2) is bent towards the lower part of the outer side of the test tube (1), so that the annular supporting plate (2) is clamped at the top end of the test tube (1).

3. The cell mass sorting and filtering device for oncology department according to claim 1, wherein: and a hydrophobic filter membrane is arranged at the air hole (6).

4. The cell mass sorting and filtering device for oncology department according to claim 1, wherein: the diameter of the pressing handle (56) is at least larger than that of the connecting rod (55).

5. The cell mass sorting and filtering device for oncology department according to claim 1, wherein: the bottom plate of the first filtering device (3) is of an inverted cone structure, and the side face of the bottom plate of the first filtering device (3) can be parallel to the inner side face of the inverted cone part (42) of the second filtering device (4).

6. The cell mass sorting and filtering device for oncology department according to claim 1, wherein: the first filtering device (3) and the second filtering device (4) are detachably arranged at the bottom end of the annular supporting plate (2), and a detachable structure of the annular supporting plate can be realized by adopting a threaded connection structure.