CN218195515U

CN218195515U - Pathological section device capable of performing double-sided section

Info

Publication number: CN218195515U
Application number: CN202221654477.8U
Authority: CN
Inventors: 周敏
Original assignee: First Affiliated Hospital Of Harbin Medical University
Current assignee: First Affiliated Hospital Of Harbin Medical University
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2023-01-03
Anticipated expiration: 2032-06-30

Abstract

The utility model is suitable for a medical treatment correlation field provides a can two-sided sliced pathological section device, including the workstation and through first backup pad fixed mounting in second backup pad on the workstation accepts the board, accept board fixed mounting in on the workstation, accept the symmetry on the board and install two holders, two the holder orientation accept one side of board and all be fixed with first T-shaped piece, first T-shaped piece with set up accept first T-shaped groove sliding fit on the board, two the holder is connected and is installed elastic construction on the workstation, first transmission plate runs through second backup pad and sliding fit with it adjusts the distance between two cutting knives at the in-process that rises to improve this degree of automation, and the relative manual work of section is more even, and the practicality is high.

Description

Pathological section device capable of performing double-sided section

Technical Field

The utility model belongs to the medical treatment field of being correlated with especially relates to a can two-sided sliced pathological section device.

Background

Pathological tissues with a certain size are taken and prepared into pathological sections by a histopathology method, the pathological tissues are usually embedded in a paraffin block and cut into slices by a slicer, then hematoxylin-eosin (H-E) staining is carried out, the pathological changes are further examined by a microscope, the occurrence and development processes of the pathological changes are further examined, and finally pathological diagnosis is carried out.

During the preparation, the pathological tissues or organs are treated with various chemicals and embedding method, fixed and hardened, cut into slices in a microtome, adhered to a glass slide, stained with various colors, examined under a microscope to observe pathological changes and make pathological diagnosis, thus providing help for clinical diagnosis and treatment.

In the slicing process, the blade is deflected or moved due to the force of the blade during slicing, so that the cutting is uneven, and the subsequent operation is influenced;

most of the existing related equipment is manual complex equipment for slicing, the automation degree is low, the cutting precision is relatively low, and the practicability is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides a can two-sided sliced pathological section device aims at solving and moves the problem that the degree is lower, and cutting accuracy is low.

A double-sided microtome device comprising:

the second support plate is fixedly arranged on the workbench through the first support plate;

the bearing plate is fixedly arranged on the workbench, two clamping pieces are symmetrically arranged on the bearing plate, a first T-shaped block is fixed on one side of each of the two clamping pieces, which faces the bearing plate, and is in sliding fit with a first T-shaped groove formed in the bearing plate, and the two clamping pieces are connected with an elastic structure arranged on the workbench;

the first transmission plate penetrates through the second supporting plate and is in sliding fit with the second supporting plate, the first transmission plate is connected with a lifting structure installed on the second supporting plate, and the first transmission plate is further connected with a cutting mechanism installed at the bottom of the second supporting plate.

Furthermore, the cutting mechanism comprises a bidirectional screw rod which is rotatably installed on the first transmission plate, two thread transmission parts which are in thread fit with the bidirectional screw rod are sleeved on the bidirectional screw rod, limiting rods are fixed on the two thread transmission parts, the limiting rods are in sliding fit with first notches formed in the second supporting plate, cutting knives are fixedly installed at the bottoms of the thread transmission parts, and the bidirectional screw rod is connected with a one-way transmission structure.

Furthermore, the one-way transmission structure comprises ratchet gears fixedly arranged at two ends of the two-way screw rod, and the ratchet gears are in one-way fit with ratchet pawl plates fixed on the workbench.

Furthermore, the lifting structure comprises a screw rod which is used for ejecting the second support plate and is rotatably connected with the second support plate, a threaded sleeve which is in threaded fit with the screw rod is sleeved outside the screw rod, and the threaded sleeve is fixedly connected with the first transmission plate;

the motor is fixedly installed at the bottom of the second supporting plate, and an output shaft of the motor is coaxially fixed with the screw rod.

Furthermore, the elastic structure comprises guide rods fixed on the two clamping pieces, the guide rods are in sliding fit with the limiting pieces fixed on the workbench, and springs are installed between the limiting pieces and the clamping pieces and sleeved on the guide rods.

Furthermore, the bottoms of the two clamping pieces are respectively fixed with a protruding block, the protruding blocks penetrate through second through grooves formed in the workbench and the bearing plate, and second transmission plates are respectively connected to the two protruding blocks in a cross mode;

the workbench is characterized in that a guide part is arranged at the bottom of the workbench, a second T-shaped block is fixed on one side of the workbench, the second T-shaped block is in sliding fit with a second T-shaped groove formed in the bottom of the workbench, the guide part is also connected with two second transmission plates, and a force-applying rod is fixed on the guide part.

The utility model discloses the beneficial effect who reaches: the pathological elastic clamping is adopted, so that the pathological elastic clamping is absolutely stable in the slicing process, the pathological elastic clamping cannot damage the slicing process, and the cut pathological sheets cannot be adhered to the blade due to the existence of clamping force in the cutting process;

slicing the pathology by driving the cutting knife to descend so as to adjust the distance between the two cutting knives in the ascending process, thereby improving the automation degree, and the slicing is relatively manual and more uniform, and the practicability is high.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 in yet another orientation;

FIG. 3 is a schematic view of the cutting mechanism and the elastic structure of the present invention;

fig. 4 is an exploded view of the structure of fig. 3.

Reference numerals are as follows: 1. a work table; 2. a clamping member; 3. a guide bar; 4. a spring; 5. a support leg; 6. a first support plate; 7. a detent plate; 8. a ratchet gear; 9. a first notch; 10. a limiting rod; 11. a first drive plate; 12. a screw rod; 13. a threaded sleeve; 14. a threaded drive member; 15. a cutting knife; 16. a T-shaped slot; 17. A limiting member; 18. a bidirectional screw rod; 19. a second through groove; 20. a second T-shaped slot; 21. a second drive plate; 22. a guide member; 23. a bearing plate; 24. a second support plate; 25. an electric motor.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

In order to effectively explain the embodiments of the present invention, the embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Referring to fig. 1-4, a pathological section device capable of double-sided slicing includes:

the device comprises a workbench 1 and a second supporting plate 24 fixedly arranged on the workbench 1 through a first supporting plate 6, wherein at least four supporting legs 5 are fixedly arranged at the bottom of the workbench 1;

the bearing plate 23, the bearing plate 23 fixed mounting in on the workstation 1, two holder 2 are installed to the symmetry on the bearing plate 23, two holder 2 orientation one side of bearing plate 23 all is fixed with first T-shaped block, first T-shaped block with set up in first T-shaped groove 16 sliding fit on the bearing plate 23, two the holder 2 is installed in connection the elastic construction on the workstation 1.

Referring to fig. 1, the elastic structure includes a guide rod 3 fixed on the two clamping members 2, the guide rod 3 is in sliding fit with a limiting member 17 fixed on the worktable 1, and a spring 4 sleeved on the guide rod 3 is installed between the limiting member 17 and the clamping members 2.

When a pathology is placed between the two clamping pieces 2, the two clamping pieces 2 are driven to move oppositely, so that the spring 4 is compressed when the two clamping pieces 2 move oppositely, a certain elastic potential energy is stored, and the pathology is clamped by releasing the elastic potential energy of the spring 4 to apply acting force of relative movement to the two clamping pieces 2, so that the pathology cannot move or be biased in a cutting process.

Referring to fig. 2 and 4, the bottom of each of the two clamping members 2 is fixed with a protruding block, the protruding block passes through a second through groove 19 formed on the workbench 1 and the carrying plate 23, and a second transmission plate 21 is connected to each of the two protruding blocks;

the utility model discloses a hydraulic pressure bench, including workstation 1, guide part 22 orientation one side of workstation 1 is fixed with the second T-shaped piece, the second T-shaped piece with set up the second T-shaped groove 20 sliding fit of workstation 1 bottom, just guide part 22 still with two the handing-over of second driving plate 21, be fixed with the power pole on the guide part 22.

Wherein, order about through external force and promote the power rod motion drives guide 22 carries out the horizontal motion, drives two through second driving plate 21 when guide 22 horizontal motion protruding piece moves towards opposite direction to drive two holder 2 through protruding piece and move towards opposite direction, thereby conveniently put into two holders 2 with the pathology between.

The first transmission plate 11 penetrates through the second supporting plate 24 and is in sliding fit with the second supporting plate 24, the first transmission plate 11 is connected with a lifting structure arranged on the second supporting plate 24, and the first transmission plate 11 is further connected with a cutting mechanism arranged at the bottom of the second supporting plate 24.

Referring to fig. 3, the lifting structure includes a screw rod 12 passing through the second support plate 24 and rotatably connected to the second support plate 24, a threaded sleeve 13 screwed to the screw rod 12 is sleeved outside the screw rod 12, and the threaded sleeve 13 is fixedly connected to the first transmission plate 11;

the bottom of the second support plate 24 is fixedly provided with a motor 25, and an output shaft of the motor 25 is coaxially fixed with the screw rod 12.

When the motor 25 works, the screw rod 12 is driven to rotate through an output shaft, and when the screw rod 12 rotates, the first transmission plate 11 is driven to vertically descend or ascend through the threaded sleeve 13;

it should be noted that the motor 25 is a servo motor capable of rotating in the forward and reverse directions, and it is needless to say that the motor 25, the lead screw 12, and the threaded sleeve 13 are equivalently replaced by an electric telescopic rod, and the first driving plate 11 is driven to be raised or lowered vertically by the electric telescopic rod.

Referring to fig. 1, the cutting mechanism includes a bidirectional screw 18 rotatably mounted on the first transmission plate 11, two screw transmission members 14 in threaded fit with the bidirectional screw 18 are sleeved on the bidirectional screw 18, both the two screw transmission members 14 are fixed with a limiting rod 10, the limiting rod 10 is in sliding fit with a first notch 9 formed in the second support plate 24, the bottoms of both the two screw transmission members 14 are fixedly mounted with a cutting knife 15, and the bidirectional screw 18 is connected with a one-way transmission structure.

Further, when the lifting structure works, the first driving plate 11 is driven to vertically ascend or descend, so that the first driving plate 11 drives the bidirectional screw rod 18 to move along with the bidirectional screw rod, when the bidirectional screw rod 18 vertically descends, the threaded transmission member 14, the cutting knife 15 and the limiting rod 10 are driven to descend along with the bidirectional screw rod, so that the pathology is sliced through the two cutting knives 15, and the two threaded transmission members 14 are driven to move relatively or oppositely in the ascending process of the bidirectional screw rod, so that the position of the cutting knife 15 is adjusted.

Referring to fig. 3, the unidirectional transmission structure includes ratchet gears 8 fixedly installed at two ends of the bidirectional screw rod 18, and the ratchet gears 8 are unidirectionally matched with the pawl plates 7 fixed on the worktable 1.

Further, when the bidirectional screw rod 18 ascends, the ratchet gear 8 is driven to move along with the ratchet wheel so as to be matched with the pawl plate 7 to rotate when the ratchet wheel 8 ascends to a specified position, when the ratchet wheel 8 rotates, the bidirectional screw rod 18 is driven to rotate along with the ratchet wheel, and when the bidirectional screw rod 18 rotates, the two threaded transmission pieces 14 are driven to move relatively so as to adjust the position of the cutting knife 15;

the limiting rod 10 has a function of limiting the screw transmission member 14, so as to ensure that the screw transmission member 14 does not rotate along with the bidirectional screw 18 when the bidirectional screw 18 rotates;

it should be further noted that the pawl plate 7 includes a plate body, a plurality of hinge grooves are formed in the plate body, pawls are rotatably mounted in the hinge grooves, and the pawls are matched with the ratchet gear 8.

In the embodiment of the utility model, the two clamping pieces 2 are applied with relative movement through the elastic potential energy of the two springs 4 to clamp the pathology;

when the motor 25 works, the screw rod 12 is driven to rotate, when the screw rod 12 rotates, the first transmission plate 11 is driven to vertically descend through the threaded sleeve 13, so that the bidirectional screw rod 18 is driven to descend when the first transmission plate 11 descends, the cutting knife 15 is driven to descend through the threaded transmission piece 14, and the pathology is sliced through the cutting knife 15;

when the bidirectional screw rod 18 ascends, the ratchet gear 8 is driven to ascend, when the ratchet gear 8 ascends to a specified position, the ratchet gear 8 is matched with the pawl plate 7 to rotate, when the ratchet gear 8 rotates, \ 39552is rotated, and when the ratchet gear 8 rotates, the bidirectional screw rod 18 rotates to enable the two screw driving pieces 14 to move relatively, so that the distance between the two cutting knives 15 is adjusted, and the two cutting knives are sliced again in the process of descending next time.

In summary, the pathological elastic clamping is adopted in the method, so that the pathological elastic clamping is ensured to be absolutely stable in the slicing process, the pathological elastic clamping cannot damage the pathological elastic clamping, and the cut pathological piece cannot be adhered to the blade due to the clamping force in the cutting process;

cut into slices the pathology through ordering about cutting knife 15 decline to the in-process that rises adjusts the distance between two cutting knives 15, thereby improves this degree of automation, and the relative manual work of section is more even, and the practicality is high.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A pathological section device capable of double-sided slicing is characterized by comprising:

the device comprises a workbench (1) and a second supporting plate (24) fixedly arranged on the workbench (1) through a first supporting plate (6);

the bearing plate (23), the bearing plate (23) is fixedly installed on the workbench (1), two clamping pieces (2) are symmetrically installed on the bearing plate (23), a first T-shaped block is fixed on one side, facing the bearing plate (23), of each of the two clamping pieces (2), the first T-shaped block is in sliding fit with a first T-shaped groove (16) formed in the bearing plate (23), and the two clamping pieces (2) are connected with an elastic structure installed on the workbench (1);

the first transmission plate (11) penetrates through the second supporting plate (24) and is in sliding fit with the second supporting plate (24), the first transmission plate (11) is connected with a lifting structure installed on the second supporting plate (24), and the first transmission plate (11) is further connected with a cutting mechanism installed at the bottom of the second supporting plate (24).

2. The pathological section device capable of double-sided slicing according to claim 1, wherein the cutting mechanism comprises a bidirectional screw rod (18) rotatably mounted on the first transmission plate (11), the bidirectional screw rod (18) is sleeved with two screw transmission members (14) in threaded fit therewith, both the two screw transmission members (14) are fixed with a limiting rod (10), the limiting rod (10) is in sliding fit with a first notch (9) formed in the second support plate (24), a cutting knife (15) is fixedly mounted at the bottom of each of the two screw transmission members (14), and the bidirectional screw rod (18) is connected with a one-way transmission structure.

3. The pathological section device capable of double-sided sectioning according to claim 2, wherein said one-way transmission structure comprises ratchet gears (8) fixedly mounted at both ends of said two-way screw rod (18), said ratchet gears (8) unidirectionally cooperate with ratchet plates (7) fixed on said work table (1).

4. The pathological section device capable of double-sided sectioning according to claim 2, wherein the lifting structure comprises a screw rod (12) which is inserted out of the second support plate (24) and is rotatably connected with the second support plate (24), a threaded sleeve (13) which is in threaded fit with the screw rod (12) is sleeved out of the screw rod (12), and the threaded sleeve (13) is fixedly connected with the first transmission plate (11);

a motor (25) is fixedly mounted at the bottom of the second supporting plate (24), and an output shaft of the motor (25) is coaxially fixed with the screw rod (12).

5. The pathological section device capable of double-sided sectioning according to claim 2, wherein the elastic structure comprises a guide rod (3) fixed on the two clamping members (2), the guide rod (3) is slidably engaged with a limiting member (17) fixed on the worktable (1), and a spring (4) sleeved on the guide rod (3) is installed between the limiting member (17) and the clamping members (2).

6. The pathological section device capable of double-sided slicing as set forth in claim 5, wherein the bottoms of the two holding members (2) are fixed with protruding blocks, the protruding blocks pass through second through grooves (19) formed on the worktable (1) and the bearing plates (23), and a second transmission plate (21) is connected to both the protruding blocks;

the hydraulic lifting device is characterized in that a guide part (22) is arranged at the bottom of the workbench (1), a second T-shaped block is fixed on one side, facing the workbench (1), of the guide part (22), the second T-shaped block is in sliding fit with a second T-shaped groove (20) formed in the bottom of the workbench (1), the guide part (22) is further connected with two second transmission plates (21), and a force generating rod is fixed on the guide part (22).