CN219015684U

CN219015684U - Pathological tissue section device for small animal experiments

Info

Publication number: CN219015684U
Application number: CN202222685033.7U
Authority: CN
Inventors: 尹珺
Original assignee: Suzhou Luoyou Big Health Medical Technology Co ltd
Current assignee: Suzhou Luoyou Big Health Medical Technology Co ltd
Priority date: 2022-10-12
Filing date: 2022-10-12
Publication date: 2023-05-12
Anticipated expiration: 2032-10-12

Abstract

The utility model discloses a pathological tissue slicing device for small animal experiments, and relates to the technical field of pathological tissue slicing machines. According to the utility model, the position of the sliding block on the first screw rod is adjusted by supporting the sliding block, so that the length of the first screw rod in the moving groove is adjusted, the aim of adjusting the fixed cavity in the moving groove is fulfilled, the moving block on the clamping piece is pushed to slide in the sliding groove by the first screw rod, meanwhile, the spring is stretched to expand the fixed cavity in the moving groove, a worker can conveniently place a sample in the moving groove, the clamping piece can limit the sample under the action of the spring, samples with different specifications can be fixed, and the universality of the whole slicer on the sample specification is wider.

Description

Pathological tissue section device for small animal experiments

Technical Field

The utility model relates to the technical field of pathological tissue slicing machines, in particular to a pathological tissue slicing device for small animal experiments.

Background

In the small animal experiment, pathological section is made by pathological histology method (usually, pathological section is embedded in paraffin block, sliced by slicer, then stained with hematoxylin-eosin (H-E)), then the pathological section is further checked by microscope, and finally pathological diagnosis is made in the development process of pathological section.

At present, the traditional manual pathological tissue slicer mostly comprises a hand wheel operation part, a knife rest, a sample head and the like, a spring and a clamping plate are designed in the sample head to fix a sample, and a worker uses the hand wheel operation part to control the knife rest and the sample head to move, so that the sample is cut to obtain a complete sample slice.

However, the sample is fixed only by the spring and the clamping plate, the specification requirement on the clamped sample is high, and most of the sample with single specification can be fixed, so that the whole slicer has poor universality on the sample. For this purpose, we provide a pathological tissue section device for small animal experiments to solve the above problems.

Disclosure of Invention

Technical problem to be solved

The utility model aims to make up the defects of the prior art and provides a pathological tissue section device for small animal experiments.

Technical proposal

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a pathological tissue section device for animal experiments, includes casing, platform, installs the operating means on the casing, installs connecting piece on the operating means, sliding connection knife rest on the platform, installs the cutter in the knife rest, install the fixed case of sample on the connecting piece, the fixed inslot of sample has been seted up to the removal inslot, the spout has been seted up to the removal inslot, sliding connection has the holder in the removal inslot, install the movable block on the holder, and movable block sliding connection is in the spout, rotate on the holder and be connected with first screw rod, and the top of first screw rod runs through the fixed case of sample and extends to the fixed case of sample on, the cover is equipped with the spring on the first screw rod, and the both ends of spring are connected with holder and the fixed case of sample respectively, threaded connection has the slider on the first screw rod, and the slider is located the outside of the fixed case of sample.

The cutter rest comprises an installing table, an inclined plate arranged on the installing table, a threaded hole formed in the inclined plate, a second screw rod in the threaded hole, and a clamping plate slidably connected to the second screw rod, wherein the cutter is positioned between the inclined plate and the clamping plate, the second screw rod is fixedly connected with an abutting plate, the abutting plate is contacted with the upper surface of the clamping plate, a plug is fixedly connected to the inclined plate, an adaptation groove matched with the plug is formed in the clamping plate, one end of the cutter is contacted with the plug, two groups of guide grooves are formed in the inclined plate, guide rods are slidably connected in the guide grooves, and one end of each guide rod is fixedly connected to the clamping plate.

The platform is fixedly connected with a support frame, a collecting box is arranged on the support frame, and a clamping groove matched with the support frame is formed in the collecting box.

The beneficial effects are that:

compared with the prior art, the pathological tissue section device for the small animal experiment has the following beneficial effects:

according to the utility model, through the matching arrangement among the moving groove, the clamping piece, the sliding groove, the moving block, the first screw and the sliding block, the first screw rotates on the clamping piece, the position of the sliding block on the first screw can be adjusted by supporting the sliding block, and the length of the first screw in the moving groove is adjusted, so that the aim of adjusting the fixed cavity in the moving groove is fulfilled, the moving block on the clamping piece is pushed to slide in the sliding groove through the first screw, and meanwhile, the spring is stretched to expand the fixed cavity in the moving groove, so that a worker can conveniently place a sample in the moving groove, and under the action of the spring, the clamping piece can limit the sample, and samples with different specifications can be fixed, so that the whole slicer has wider universality on the sample specifications.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a perspective view of the present utility model;

FIG. 3 is a cross-sectional view of a front view of the present utility model;

fig. 4 is an enlarged schematic view of the structure of fig. 3 a according to the present utility model.

In the figure: 1. a housing; 2. a platform; 3. a mounting table; 4. a connecting piece; 5. a sample fixing box; 6. a first screw; 7. a slide block; 8. a moving groove; 9. a clamping member; 10. a chute; 11. a moving block; 12. a collection box; 13. a support frame; 14. a clamping plate; 15. a threaded hole; 16. a second screw; 17. an abutment plate; 18. a guide rod; 19. a guide groove; 20. a cutter; 21. a plug; 22. an adaptation groove; 23. and a sloping plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-4, the present utility model provides a technical solution: the utility model provides a pathological tissue section device for animal experiments, which comprises a housing 1, the platform 2, install the operating means on the casing 1, install the connecting piece 4 on the operating means, sliding connection is on the knife rest on the platform 2, install the cutter 20 in the knife rest, utilize the operating means can adjust the position of connecting piece 4 and the position of platform 2, install sample fixed box 5 on the connecting piece 4, the movable tank 8 has been seted up in the sample fixed box 5, the spout 10 has been seted up in the movable tank 8, sliding connection has clamping piece 9 in the movable tank 8, install movable block 11 on the clamping piece 9, and movable block 11 sliding connection is in spout 10, rotate on the clamping piece 9 and be connected with first screw rod 6, and the top of first screw rod 6 runs through sample fixed box 5 and extends to on the sample fixed box 5, the cover is equipped with the spring on the first screw rod 6, and the both ends of spring are connected with clamping piece 9 and sample fixed box 5 respectively, can promote the movable block 11 and slide in spout 10 on the clamping piece 9, and then adjust the position of clamping piece 9 in the movable tank 8, the movable block 10 has the movable block 11 to carry out the adjustment animal in the position in the movable tank 8, can be in the movable block 7 and can be located the fixed length of a first screw rod 6 on the fixed screw rod 6 through the first screw rod 6, can be adjusted the length of a pair of screw rod 6, thereby the clamping piece 7 is located in the fixed position of the fixed screw rod 6, the clamping piece is located in the fixed position of the clamping piece 6, and can be adjusted the first screw rod is located in the position 7, and the position 7.

The tool rest comprises a mounting table 3, an inclined plate 23 arranged on the mounting table 3, a threaded hole 15 arranged on the inclined plate 23, a second screw rod 16 in threaded connection with the threaded hole 15, and a clamping plate 14 in sliding connection with the second screw rod 16, wherein the cutter 20 is positioned between the inclined plate 23 and the clamping plate 14, the second screw rod 16 is fixedly connected with an abutting plate 17, the abutting plate 17 is contacted with the upper surface of the clamping plate 14, the cutter 20 is placed between the inclined plate 23 and the clamping plate 14, one end of the second screw rod 16 can be spirally accommodated in the threaded hole 15 by rotating the second screw rod 16, the clamping plate 14 is pushed by the abutting plate 17, and the cutter 20 can be fixed between the clamping plate 14 and the inclined plate 23, the end caps 21 are fixedly connected to the inclined plates 23, the adapter grooves 22 matched with the end caps 21 are formed in the clamping plates 14, one ends of the cutters 20 are abutted to the end caps 21, the cutters 20 are limited through the end caps 21, the extending length of the cutters 20 from the clamping plates 14 to the inclined plates 23 is guaranteed, one ends of the cutters 20 are contacted with the end caps 21, two groups of guide grooves 19 are formed in the inclined plates 23, guide rods 18 are slidably connected in each guide groove 19, one ends of the guide rods 18 are fixedly connected to the clamping plates 14, the clamping plates 14 can drive the guide rods 18 to slide in the guide grooves 19, and therefore stability of the clamping plates 14 in the moving process is improved.

Fixedly connected with support frame 13 on the platform 2, be provided with on the support frame 13 and collect box 12, set up on the collection box 12 with support frame 13 assorted draw-in groove, utilize collection box 12 can collect the piece that produces when slicing.

Working principle: firstly, the first screw rod 6 is rotated according to the length of a tissue sample, the slide block 7 is held by a hand, the position of the slide block 7 on the first screw rod 6 is adjusted, so that the clamping piece 9 drives the moving block 11 to slide in the chute 10, then, the clamping piece 9 can be pushed to move downwards in the moving groove 8 by the first screw rod 6, the spring is stretched at the same time, the sample can be placed on the clamping piece 9, the sample can be fixed in the moving groove 8 under the action of the spring, samples with different specifications can be fixed, the whole microtome has wider universality for the sample specifications, then, the cutter 20 is placed in a gap between the clamping plate 14 and the inclined plate 23, then, the second screw rod 16 is rotated, one end of the second screw rod 16 is spirally accommodated in the threaded hole 15, the clamping plate 14 drives the guide rod 18 to be accommodated in the guide groove 19 under the action of the abutting plate 17, so that the cutter 20 is fixed between the inclined plate 23 and the clamping plate 14, then, the position of the cutter rest on the platform 2 can be adjusted by the operating component, the connecting piece 4 drives the connecting piece 5 to move up and down, and the sample can be processed.

It should be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "fixedly attached," "mounted," "connected," and "coupled" are to be construed broadly, e.g., as a fixed connection, as a removable connection, or as an integral connection; "coupled" may be either mechanical or electrical; the "connection" may be direct, indirect via an intermediary, or communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a pathological tissue section device for animal experiments, includes casing (1), platform (2), installs operating unit on casing (1), installs connecting piece (4) on operating unit, sliding connection knife rest on platform (2), installs cutter (20) in the knife rest, its characterized in that: install sample fixed box (5) on connecting piece (4), set up in sample fixed box (5) and remove groove (8), set up spout (10) in removing groove (8), sliding connection has clamping part (9) in removing groove (8), install movable block (11) on clamping part (9), and movable block (11) sliding connection in spout (10), rotate on clamping part (9) and be connected with first screw rod (6), and the top of first screw rod (6) runs through sample fixed box (5) and extends to sample fixed box (5), the cover is equipped with the spring on first screw rod (6), and the both ends of spring are connected with clamping part (9) and sample fixed box (5) respectively, threaded connection has slider (7) on first screw rod (6), and slider (7) are located the outside of sample fixed box (5).

2. The pathological tissue slice apparatus for small animal experiments according to claim 1, wherein: the cutter rest comprises an installation table (3), an inclined plate (23) installed on the installation table (3), a threaded hole (15) formed in the inclined plate (23), a second screw (16) in the threaded hole (15) in a threaded mode, and a clamping plate (14) connected onto the second screw (16) in a sliding mode, and the cutter (20) is located between the inclined plate (23) and the clamping plate (14).

3. A pathological tissue slice apparatus for small animal experiments according to claim 2, wherein: an abutting plate (17) is fixedly connected to the second screw rod (16), and the abutting plate (17) is in contact with the upper surface of the clamping plate (14).

4. A pathological tissue slice apparatus for small animal experiments according to claim 2, wherein: the inclined plate (23) is fixedly connected with a plug (21), an adapting groove (22) matched with the plug (21) is formed in the clamping plate (14), and one end of the cutter (20) is in contact with the plug (21).

5. A pathological tissue slice apparatus for small animal experiments according to claim 2, wherein: two groups of guide grooves (19) are formed in the inclined plate (23), guide rods (18) are connected in the guide grooves (19) in a sliding mode, and one ends of the guide rods (18) are fixedly connected to the clamping plates (14).

6. The pathological tissue slice apparatus for small animal experiments according to claim 1, wherein: the platform (2) is fixedly connected with a supporting frame (13), a collecting box (12) is arranged on the supporting frame (13), and a clamping groove matched with the supporting frame (13) is formed in the collecting box (12).