CN215866050U

CN215866050U - Heart tissue sample circulation pressurization perfusion fixing system

Info

Publication number: CN215866050U
Application number: CN202121848895.6U
Authority: CN
Inventors: 袁红江; 吕见; 刘萧; 陈刚; 李姣姣
Original assignee: Pengli Testing Technology Shanghai Co ltd
Current assignee: Pengli Testing Technology Shanghai Co ltd
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2022-02-18
Anticipated expiration: 2031-08-09

Abstract

The utility model belongs to the technical field of medicine, and particularly relates to a heart tissue sample circulating pressurization perfusion fixing system which comprises an inner frame, an upper liquid storage chamber and a normal saline storage tank, wherein the upper liquid storage chamber is positioned at the inner side of the inner frame, the normal saline storage tank is positioned at one side of the upper liquid storage chamber, the upper liquid storage chamber and the normal saline storage tank are both fixedly connected with the inner frame through a support, and a perfusion chamber is arranged below the upper liquid storage chamber; through the lower stock solution room that sets up and go up the stock solution room and come convenient to use, the lower stock solution room that sets up and last stock solution room can be saved the stationary liquid, thereby make the stationary liquid can circulate the circulation under the effect of drawing liquid pump, thereby make and treat that fixed sample can be carried out quick washing away by the stationary liquid, the circulation pressor washing away makes that the sample is quick to be fixed, promote fixed effect, the puigging that sets up simultaneously can play effectual syllable-dividing effect, noise when reducing the use.

Description

Heart tissue sample circulation pressurization perfusion fixing system

Technical Field

The utility model belongs to the technical field of medicine, and particularly relates to a circulatory pressurization perfusion fixing system for a heart tissue sample.

Background

When it is made, some tissues or organs with pathological changes are treated by various chemicals and embedding method, and fixed and hardened, and cut into thin slices by microtome, and adhered on the glass slide, and stained with various colours, and examined under the microscope to observe pathological changes and make pathological diagnosis, so that it can provide help for clinical diagnosis and treatment.

The in-process that prior art scheme was using can not carry out quick perfusion to the sample and fix, leads to filling required time longer, simultaneously, can not treat the blood of perfusing in the sample blood vessel and wash at the in-process that uses, is unfavorable for carrying out subsequent perfusion.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a circulatory pressurization perfusion fixing system for a heart tissue sample.

In order to achieve the purpose, the utility model provides the following technical scheme: a heart tissue sample circulating pressurization perfusion fixing system comprises an inner frame, an upper liquid storage chamber and a normal saline storage tank, wherein the upper liquid storage chamber is positioned on the inner side of the inner frame, the normal saline storage tank is positioned on one side of the upper liquid storage chamber, and the upper liquid storage chamber and the normal saline storage tank are both fixedly connected with the inner frame through a support;

the lower part of going up the stock solution room is provided with fills the room, it is provided with the fourth pipe to fill between room and the last stock solution room, install the third valve on the fourth pipe, the below of filling the room is provided with down the stock solution room, be provided with the second pipe down between stock solution room and the filling room, install the second valve on the second pipe, be provided with the third pipe down between stock solution room and the last stock solution room, install first drawing liquid pump on the third pipe.

Preferably, a saline receiving tank is arranged below the saline storage tank, a first conduit is arranged between the saline receiving tank and the perfusion chamber, a first valve is mounted on the first conduit, a fifth conduit is arranged between the saline storage tank and the perfusion chamber, and a second liquid pump is mounted on the fifth conduit.

Preferably, the system for fixing the cardiac tissue sample by cyclic pressurization perfusion is characterized in that an outer frame is arranged on the outer side of the inner frame, and a sound insulation layer is arranged between the outer frame and the inner frame.

Preferably, the system for fixing the cardiac tissue sample by cyclic pressurization perfusion is provided with a side door at one side of the outer frame, and the side door is rotatably connected with the outer frame through a hinge.

Preferably, the top end of the perfusion chamber is provided with a sealing cover, and the sealing cover is screwed with the perfusion chamber through threads.

Preferably, the heart tissue sample circulating, pressurizing, perfusing and fixing system of the present invention is characterized in that a controller is disposed inside the inner frame, the controller is electrically connected to an external power switch, and the first and second infusion pumps are both electrically connected to the controller.

Compared with the prior art, the utility model has the beneficial effects that:

1. through the lower stock solution room that sets up and go up the stock solution room and come convenient to use, the lower stock solution room that sets up and last stock solution room can be saved the stationary liquid, thereby make the stationary liquid can circulate the circulation under the effect of drawing liquid pump, thereby make and treat that fixed sample can be carried out quick washing away by the stationary liquid, the circulation pressor washing away makes that the sample is quick to be fixed, promote fixed effect, the puigging that sets up simultaneously can play effectual syllable-dividing effect, noise when reducing the use.

2. Receive the jar through the normal saline storage jar that sets up and normal saline and come convenient to use, the normal saline storage jar that sets up and normal saline receive the jar and can carry out the storage of normal saline to wash the sample through normal saline before fixed, make blood in the sample etc. washed away, do benefit to subsequent fixed, promote the quality of fixed back sample.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram of an outer frame according to the present invention;

FIG. 3 is an external view of the present invention;

FIG. 4 is a schematic view of the structure of the perfusion chamber of the present invention;

in the figure: 1. a first conduit; 2. a first valve; 3. a second conduit; 4. a lower liquid storage chamber; 5. a second valve; 6. a third conduit; 7. a third valve; 8. a first liquid pump; 9. a fourth conduit; 10. an inner frame; 11. an upper liquid storage chamber; 12. a sealing cover; 13. a controller; 14. a normal saline storage tank; 15. a fifth conduit; 16. a second liquid pump; 17. a perfusion chamber; 18. a saline receiving tank; 19. a sound insulating layer; 20. an outer frame; 21. a side door.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-4, the present invention provides a technical solution: a heart tissue sample circulating pressurization perfusion fixing system comprises an inner frame 10, an upper liquid storage chamber 11 and a normal saline storage tank 14, wherein the upper liquid storage chamber 11 is positioned on the inner side of the inner frame 10, the normal saline storage tank 14 is positioned on one side of the upper liquid storage chamber 11, and the upper liquid storage chamber 11 and the normal saline storage tank 14 are fixedly connected with the inner frame 10 through a support;

go up the below of stock solution room 11 and be provided with and fill room 17, fill and be provided with fourth pipe 9 between room 17 and the last stock solution room 11, install third valve 7 on the fourth pipe 9, the below of filling room 17 is provided with down stock solution room 4, be provided with second pipe 3 down between stock solution room 4 and the filling room 17, install second valve 5 on the second pipe 3, be provided with third pipe 6 down between stock solution room 4 and the last stock solution room 11, install first drawing liquid pump 8 on the third pipe 6.

According to the utility model, a normal saline receiving tank 18 is arranged below a normal saline storage tank 14, a first conduit 1 is arranged between the normal saline receiving tank 18 and a filling chamber 17, a first valve 2 is arranged on the first conduit 1, a fifth conduit 15 is arranged between the normal saline storage tank 14 and the filling chamber 17, and a second liquid pump 16 is arranged on the fifth conduit 15, so that the set normal saline is used for pre-washing, and subsequent fixed liquid fixed tissue samples are convenient.

In the utility model, the outer frame 20 is arranged on the outer side of the inner frame 10, the sound insulation layer 19 is arranged between the outer frame 20 and the inner frame 10, and the arranged sound insulation layer 19 can play a good sound insulation role and reduce noise.

In the present invention, a side door 21 is provided at one side of the outer frame 20, and the side door 21 is rotatably connected to the outer frame 20 by a hinge.

In the utility model, the top end of the pouring chamber 17 is provided with a sealing cover 12, and the sealing cover 12 is screwed with the pouring chamber 17 through screw threads.

In the utility model, a controller 13 is arranged on the inner side of the inner frame 10, the controller 13 is electrically connected with an external power switch, and the first liquid pump 8 and the second liquid pump 16 are both electrically connected with the controller 13.

The working principle and the using process of the utility model are as follows: during the use, fill sufficient normal saline in the normal saline storage jar 14 earlier, thereby open first valve 2, close second valve 5 and third valve 7, through the operation of second drawing liquid pump 16 with the normal saline in the normal saline storage jar 14 fill in the perfusion chamber 17, thereby wash the heart tissue sample of placing in the perfusion chamber 17, the waste liquid of washing guides into normal saline receiving tank 18 and stores, after washing, close first valve 2, open second valve 5 and third valve 7, will fill sufficient stationary liquid in the upper liquid storage room 11, through the operation of first drawing liquid pump 8, make stationary liquid circulate in upper liquid storage room 11, perfusion chamber 17 and lower liquid storage room 4, thereby make the sample quick by fixed, the puigging 19 that sets up between inner frame 10 and frame 20 can play effectual syllable-dividing effect.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. 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. A heart tissue sample circulation pressurization perfusion fixing system comprises an inner frame (10), an upper liquid storage chamber (11) and a normal saline storage tank (14), and is characterized in that: the upper liquid storage chamber (11) is positioned on the inner side of the inner frame (10), the normal saline storage tank (14) is positioned on one side of the upper liquid storage chamber (11), and the upper liquid storage chamber (11) and the normal saline storage tank (14) are fixedly connected with the inner frame (10) through a support;

go up the below of stock solution room (11) and be provided with and fill room (17), it is provided with fourth pipe (9) to fill between room (17) and the last stock solution room (11), install third valve (7) on fourth pipe (9), the below of filling room (17) is provided with down stock solution room (4), be provided with second pipe (3) down between stock solution room (4) and the filling room (17), install second valve (5) on second pipe (3), be provided with third pipe (6) down between stock solution room (4) and the last stock solution room (11), install first drawing liquid pump (8) on third pipe (6).

2. The cardiac tissue sample circulatory pressurized perfusion fixation system of claim 1, wherein: the below of normal saline storage jar (14) is provided with normal saline and receives jar (18), be provided with between normal saline receiving jar (18) and filling chamber (17) first pipe (1), install first valve (2) on first pipe (1), be provided with fifth pipe (15) between normal saline storage jar (14) and the filling chamber (17), install second drawing liquid pump (16) on fifth pipe (15).

3. The cardiac tissue sample circulatory pressurized perfusion fixation system of claim 1, wherein: an outer frame (20) is arranged on the outer side of the inner frame (10), and a sound insulation layer (19) is arranged between the outer frame (20) and the inner frame (10).

4. The cardiac tissue sample circulatory pressurized perfusion fixation system of claim 3, wherein: one side of frame (20) is provided with side door (21), side door (21) are connected with frame (20) rotation through the hinge.

5. The cardiac tissue sample circulatory pressurized perfusion fixation system of claim 1, wherein: the top end of the pouring chamber (17) is provided with a sealing cover (12), and the sealing cover (12) is screwed with the pouring chamber (17) through threads.

6. The cardiac tissue sample circulatory pressurized perfusion fixation system of claim 1, wherein: the inner side of the inner frame (10) is provided with a controller (13), the controller (13) is electrically connected with an external power switch, and the first liquid pump (8) and the second liquid pump (16) are both electrically connected with the controller (13).