Separation and recovery device for brain tissue specimens

Abstract

The utility model provides a separation and recovery device for brain tissue specimens, which comprises a base, and a filter container, a waste liquid collection box and a microscope component are mounted on the base; the filter container comprises a filter cartridge, a cartridge cover and a filter screen assembly; a cylinder cover is detachably mounted at the top of the filter cylinder, and a feeding funnel, an air inlet pipe and a liquid inlet pipe are mounted on the cylinder cover; the body of the feeding hopper is mounted at the top of the barrel cover, and the bottom penetrates through the barrel cover; the filter screen assembly is movably installed in the filter cylinder and comprises a filter plate and a handle frame, the bottom end of the handle frame is detachably connected with the filter plate, and the top of the handle frame is close to the top of the filter cylinder when the filter screen assembly is installed in the filter cylinder. According to the device, the filter plate is convenient to take through the arrangement of the filter screen assembly handle frame, and the air inlet pipe and the liquid inlet pipe are arranged on the cylinder cover to avoid the influence on the taking of the filter plate, so that the separation efficiency is improved, and the operation is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical supplies technical field, especially a kind of separation and recovery device for brain tissue specimen. BACKGROUND

[0002] Craniocerebral operation often needs to remove specimen, and in order to better analyze and understand the cause, brain tissue specimen needs to be separated and recovered after removing brain tissue specimen, so as to carry out pathological research on specimen.

[0003] Therefore, the utility model patent with application number CN201721248649.0 proposes a device for separating and recovering brain tumor tissue, which separates and filters brain tumor tissue by using a separation and filtration box, and is equipped with a gas pump and a water tank, so as to reduce impurities in brain tumor tissue samples and improve separation efficiency. The filter screen in the separation and filtration box can be removed to be placed under a microscope for observation and further impurity removal. Therefore, the device simplifies the separation operation and has better separation effect. However, the gas delivery pipe and the liquid delivery pipe are built-in in the separation and filtration box, and the filter screen is not convenient to take out after the separation operation is completed. In addition, the filter screen is placed on the lower side of the separation and filtration box, and only the upper ring device can be used to take out the filter screen. In fact, in addition to the above reasons, it is also not convenient to take out the filter screen, and the operation is inconvenient.

[0004] The utility model patent with application number CN201911364739.X provides a device capable of separating and recovering brain tumor tissue. The filter disc is detachably installed on the rotating shaft, and the filter disc can be taken out by the top sealing plate driving the rotating shaft. This avoids deepening into the separation box body for taking out, and the operation is convenient. However, the structure installed on the top sealing plate is not very convenient to move the filter disc to the operation table for observation or storage, and the gas pipe is not convenient for washing the tissue. SUMMARY

[0005] In view of the above, it is necessary to provide a separation and recovery device for brain tissue specimen. The filter screen assembly handle frame is provided to facilitate the taking of the filter plate, and the air inlet pipe and the liquid inlet pipe are arranged on the barrel cover to avoid the arrangement of the two affecting the taking of the filter plate, so as to improve the separation efficiency and facilitate the operation.

[0006] To achieve the above purpose, the technical scheme adopted by the utility model is as follows:

[0007] A kind of separating and recovering device for brain tissue sample, including base, filter container, waste liquid collection box and microscope assembly are installed on the base;The filter container includes filter cartridge, cartridge cover and filter screen assembly, the filter cartridge is installed on base, its lower part is funnel-shaped, the bottom of the filter cartridge is communicated with the waste liquid collection box below by waste pipe, and waste control valve is installed on the waste pipe;The top of the filter cartridge is detachably installed with cartridge cover, and the cartridge cover is installed with feed hopper, air inlet pipe and liquid inlet pipe;The body of the feed hopper is installed on the top of cartridge cover, and its bottom is provided with the cartridge cover;The air inlet pipe and liquid inlet pipe are both provided with the cartridge cover, and the upper end of the two is located above the top of the cartridge cover, wherein the top of the air inlet pipe is connected with the air outlet pipe of air pump, the top of the liquid inlet pipe is connected with the liquid outlet pipe of water pump outlet end, and the inlet end of the water pump is communicated with water tank;The filter screen assembly is movably installed in the filter cartridge, and includes filter plate and handle frame, the bottom end of the handle frame is detachably connected with the filter plate, and the top of the handle frame is close to the top of the filter cartridge when the filter screen assembly is installed in the filter cartridge.

[0008] Preferably, the air inlet pipe and liquid inlet pipe both include fixed section and movable section, the fixed section is fixedly provided with the cartridge cover, and the bottom end of the fixed section is detachably sleeved with the movable section.

[0009] Preferably, the waste collection box is detachably connected with the waste pipe.

[0010] Preferably, the top of the filter plate is provided with lug, the bottom of the handle frame is provided with hook, and the handle frame is detachably connected with the filter plate by the way that the hook hooks the lug.

[0011] Preferably, the top of the filter plate is provided with lug, the bottom of the handle frame is provided with hook, and the handle frame is detachably connected with the filter plate by the way that the hook hooks the lug.

[0012] Preferably, the base is provided with airing rack for placing cartridge cover.

[0013] Preferably, the bottom of the airing rack is provided with liquid receiving tray, and the liquid receiving tray is installed on the base.

[0014] Preferably, the liquid inlet pipe is detachably connected with the liquid outlet pipe of water pump outlet end through second quick connector;The top of the feed hopper is detachably covered with sealing cover, the sealing cover is provided with cleaning pipe, and the cleaning pipe is detachably connected with the liquid outlet pipe of water pump outlet end.

[0015] Compared with the prior art, the device has the following beneficial effects:

[0016] 1. The utility model discloses a filter cartridge is convenient for taking out from the filter cartridge through the mode of installing the liquid inlet pipe and the air inlet pipe for washing the tissue and disturbing the tissue on the barrel cover, thereby facilitating the filter plate in the filter cartridge for filtering is taken out, the filter plate is equipped with the handle frame that can extend to the top of filter cartridge, is more convenient to take out from the filter cartridge, and the handle frame detachable connection filter plate's mode makes the filter plate can be more convenient to be observed and preserved, thereby improving the convenience of operation and the efficiency of separation.

[0017] 2. The utility model discloses the liquid inlet pipe and air inlet pipe are divided into fixed section and movable section, and movable section is placed in the cylinder during the separation process, and it is contacted with filtrate, tissue fluid etc., through the detachable connection mode of movable section and fixed section, can make the device can better sustained use through the mode of replacing movable section.

[0018] 3. The utility model discloses the setting of airing rack is convenient for placing after the barrel cover is detached from the filter cartridge, further facilitates the taking of filter plate, and also facilitates the replacement of movable section of air inlet pipe and liquid inlet pipe. DRAWINGS

[0019] Figure 1 It is the structure schematic diagram of the utility model, in the drawing, the barrel cover covers the filter cartridge.

[0020] Figure 2 It is the front view of Figure 1 .

[0021] Figure 3 It is the structure schematic diagram of the utility model, in the drawing, the barrel cover is placed on airing rack.

[0022] Figure 4 It is the plan view of Figure 3 .

[0023] Figure 5 It is the internal structure schematic diagram when the barrel cover covers the filter cartridge.

[0024] Figure 6 It is the structure schematic diagram of filter screen subassembly.

[0025] Figure 7 It is the structure schematic diagram of filter plate.

[0026] Figure 8 It is the structure schematic diagram at the barrel cover.

[0027] Figure 9 It is the front view of sealing cover cover the barrel cover.

[0028] MAIN ELEMENT SYMBOL EXPLANATION

[0029] In the figure: base 1, first machine base 1.1, second machine base 1.2, filter cartridge 2, waste control valve 2.1, cartridge cover 3, feed hopper 4, air inlet pipe 5, first union joint 5.1, liquid inlet pipe 6, second union joint 6.1, filter screen assembly 7, filter plate 7.1, handle frame 7.2, waste collection box 8, operation table 9, microscope 10, drying rack 11, liquid receiving tray 11.1, sealing cover 12, cleaning pipe 13.

[0030] The following specific embodiments will further illustrate the present application in conjunction with the above-mentioned drawings. Specific embodiments

[0031] Please refer to Figures 1-9 In a preferred embodiment of the present application, a separation and recovery device for brain tissue specimens comprises a base 1, wherein a filter container, a waste liquid collection tank and a microscope assembly are installed on the base 1.

[0032] The filter container comprises a filter cartridge 2, a cartridge cover 3 and a filter screen assembly 7, wherein the filter cartridge 2 is installed on the base 1 and has a funnel-shaped lower part, the bottom of the filter cartridge 2 is connected to the waste liquid collection tank below through a waste pipe, and a waste control valve 2.1 is installed on the waste pipe; the top of the filter cartridge 2 is detachably installed with the cartridge cover 3, the cartridge cover 3 is installed with a feed hopper 4, an air inlet pipe 5 and a liquid inlet pipe 6; the body of the feed hopper 4 is installed on the top of the cartridge cover 3, and the bottom of the feed hopper 4 penetrates the cartridge cover 3; the air inlet pipe 5 and the liquid inlet pipe 6 both penetrate the cartridge cover 3, and the upper ends of the two are both located above the top of the cartridge cover 3, wherein the top of the air inlet pipe 5 is connected to the air outlet pipe of an air pump (not shown), the top of the liquid inlet pipe 6 is connected to the liquid outlet pipe of the outlet end of a water pump (not shown), and the inlet end of the water pump is connected to a water tank; the filter screen assembly 7 is movably installed in the filter cartridge 2, and comprises a filter plate 7.1 and a handle frame 7.2, the bottom end of the handle frame 7.2 is detachably connected to the filter plate 7.1, and the top of the handle frame 7.2 is close to the top of the filter cartridge 2 when the filter screen assembly 7 is installed in the filter cartridge 2.

[0033] In the present application, the feed hopper 4 is used to guide the brain tissue specimen to be separated and filtered into the filter cartridge 2, the liquid inlet pipe 6 guides the separation liquid into the filter cartridge 2 under the action of the water pump, and the air inlet pipe 5 guides the gas to disturb the separation liquid in the filter cartridge 2 under the action of the air pump, so that the separation effect of the brain tissue specimen is better.

[0034] Secondly, the utility model discloses a filter screen subassembly 7 realizes the filtration separation of brain tissue sample, in the utility model, filter screen subassembly 7 includes filter plate 7.1 and extends to the handle frame 7.2 of filter drum 2 top, through handle frame 7.2 can very conveniently take out the filter plate 7.1 of embedding in the lower part of filter drum 2, and handle frame 7.2 and the detachable connection of filter plate 7.1, facilitate when needing to carry out the observation under microscope 10 to brain tissue sample or the preservation after carrying out the separation filtration to brain tissue sample and take down filter plate 7.1, in addition, the detachable setting mode of handle frame 7.2 and filter plate 7.1, can also facilitate the repetitive use of handle frame 7.2, that is to say, after separating the filter plate 7.1 after the filtration operation and handle frame 7.2, through washing and disinfecting, can connect handle frame 7.2 with another new filter plate 7.1, and carry out the separation filtration operation of new round. In the embodiment, the top of the filter plate 7.1 is provided with an ear, the bottom of the handle frame 7.2 is provided with a hook, and the handle frame 7.2 is detachably connected to the filter plate 7.1 by hooking the ear. Preferably, the top of the filter plate 7.1 is provided with an ear on both sides, and the handle frame 7.2 is provided with a hook matching the ear, so that the filter plate 7.1 is more balanced and stable when being taken. In addition, the handle frame 7.2 of the embodiment is composed of an operating rod matching the inner wall structure of the filter drum 2 and a connecting rod for connecting the filter plate 7.1. When the filter screen subassembly 7 is placed in the filter drum 2, the handle frame 7.2 is as close as possible to the inner wall of the filter drum 2 to avoid affecting the placement of the air inlet pipe 5 and the liquid inlet pipe 6 into the filter drum 2, and also to avoid affecting the introduction of the brain tissue sample from the feed hopper 4.

[0035] In the utility model, preferably, the air inlet pipe 5 is detachably connected with the air outlet pipe of the air pump through the first movable joint 5.1, so that the air pump and the air inlet pipe 5 are detachable; preferably, the liquid inlet pipe 6 is detachably connected with the liquid outlet pipe of the water pump outlet end through the second movable joint 6.1, so that the liquid inlet pipe 6 and the water pump are detachable; in this way, the cylinder cover 3 can be conveniently detached alone, and the cleaning and disinfection operation of the cylinder cover 3 is facilitated. In the embodiment, preferably, the air inlet pipe 5 and the liquid inlet pipe 6 both comprise a fixed section and a movable section; the fixed section is fixedly arranged through the cylinder cover 3, and the bottom end is detachably sleeved with the movable section; that is, the movable sections of the air inlet pipe 5 and the liquid inlet pipe 6 are detachable; the movable section is mainly accommodated in the filter cartridge 2 and is in contact with the tissue fluid; through the detachable connection mode, the next round of separation and filtration operation of the brain tissue sample can be carried out by replacing the movable section. In view of the sustainable use of the device, preferably, the liquid inlet pipe 6 is detachably connected with the liquid outlet pipe of the water pump outlet end through the second movable joint 6.1; the top of the feeding hopper 4 is detachably covered with a sealing cover 12; the sealing cover 12 is provided with a cleaning pipe 13; the cleaning pipe 13 is detachably connected with the liquid outlet pipe of the water pump outlet end; the filter cartridge 2 and the feeding hopper 4 form a sealed space in the mode that the sealing cover 12 covers the feeding hopper 4 and the cylinder cover 3 covers the filter cartridge 2; after the liquid outlet pipe of the water pump is connected with the cleaning pipe 13, the filter cartridge 2 and the feeding hopper 4 can be cleaned by introducing cleaning liquid; details can be seen from Figure 9 .

[0036] In the embodiment, in view of the placement of the cylinder cover 3 after being detached, the base 1 is provided with a drying rack 11 for placing the cylinder cover 3. Preferably, a liquid receiving disc 11.1 is arranged directly below the drying rack 11; the liquid receiving disc 11.1 is installed on the base 1; the liquid dropped from the air inlet pipe 5 and the liquid inlet pipe 6 can drop onto the base 1, facilitating cleaning.

[0037] In addition, in order to facilitate the centralized pouring of the waste collected in the waste collection box 8, preferably, the waste collection box 8 is detachably connected with a waste pipe. In the utility model, the air pump and the liquid pump can be installed on the base 1 or can not be installed on the base 1; the air pump and the liquid pump shown in the drawings are not installed on the base 1. The base 1 of the utility model can be divided into two parts, a first machine base 1.1 and a second machine base 1.1; the microscope assembly containing the operation table 9 and the microscope 10 is arranged on the second machine base 1.1; the filter container and the waste liquid collection box are installed on the first machine base 1.1; the first machine base 1.1 and the second machine base 1.1 are detachably connected; in this way, the filter container on the first machine base 1.1 can be used alone for filtration, or the microscope assembly can be used alone, meeting different use requirements.

[0038] The above description is directed to the detailed description of the preferred feasible embodiment of the present application, but the embodiment is not used to limit the patent application range of the present application, and any equivalent change or modification change completed under the technical spirit of the present application should belong to the patent range covered by the present application.

Claims

1. A separation and recovery apparatus for brain tissue specimens comprising a base on which is mounted a filter container, a waste collection tank and a microscope assembly; characterised in that: The filter container comprises a filter cylinder, a cylinder cover and a filter screen assembly, the filter cylinder is installed on a base, the lower part of the filter cylinder is funnel-shaped, the bottom of the filter cylinder is communicated with a waste liquid collecting box below through a waste pipe, a waste control valve is installed on the waste pipe; the top of the filter cylinder is detachably installed with the cylinder cover, the cylinder cover is installed with a feeding hopper, an air inlet pipe and a liquid inlet pipe; the body of the feeding hopper is installed on the top of the cylinder cover, the bottom of the feeding hopper penetrates the cylinder cover; the air inlet pipe and the liquid inlet pipe both penetrate the cylinder cover, the upper ends of the air inlet pipe and the liquid inlet pipe are both located above the top of the cylinder cover, wherein the top of the air inlet pipe is connected with an air outlet pipe of an air pump, the top of the liquid inlet pipe is connected with a liquid outlet pipe of an outlet end of a water pump, the inlet end of the water pump is communicated with a water tank; the filter screen assembly is movably installed in the filter cylinder, the filter screen assembly comprises a filter plate and a handle frame, the bottom end of the handle frame is detachably connected with the filter plate, the top of the handle frame is close to the top of the filter cylinder when the filter screen assembly is installed in the filter cylinder.

2. A device for the isolation and recovery of brain tissue specimens as defined in claim 1, characterized in that: The air inlet pipe and the liquid inlet pipe both comprise a fixed segment and a movable segment, the fixed segment penetrates the cylinder cover, the bottom end of the fixed segment is detachably sleeved with the movable segment.

3. A device for the isolation and recovery of brain tissue specimens as defined in claim 1, characterized in that: The waste collecting box is detachably connected with the waste pipe.

4. A device for the isolation and recovery of brain tissue specimens as defined in claim 1, characterized in that: The top of the filter plate is provided with a hanging ear, the bottom of the handle frame is provided with a hook, the handle frame is detachably connected with the filter plate by means of hooking the hanging ear.

5. A device for the isolation and recovery of brain tissue specimens as defined in claim 4, characterized in that: The top of the filter plate is provided with a hanging ear, the bottom of the handle frame is provided with a hook, the handle frame is detachably connected with the filter plate by means of hooking the hanging ear.

6. A device for the isolation and recovery of brain tissue specimens as defined in claim 1, characterized in that: The base is installed with a drying rack for placing the cylinder cover.

7. A device for the isolation and recovery of brain tissue specimens as defined in claim 6, characterized in that: The bottom of the drying rack is provided with a liquid receiving disc, the liquid receiving disc is installed on the base.

8. A device for the isolation and recovery of brain tissue specimens as defined in claim 1, characterized in that: The liquid inlet pipe is detachably connected with the liquid outlet pipe of the outlet end of the water pump through a second movable joint; the top of the feeding hopper is detachably covered with a sealing cover, the sealing cover is provided with a cleaning pipe, the cleaning pipe is detachably connected with the liquid outlet pipe of the outlet end of the water pump.

Images