Sample making slicing device

Abstract

The utility model discloses a sample making slicing device which comprises a slicing table, the top of the slicing table is fixedly connected with a sample placing bin, the left side of the sample placing bin is fixedly connected with a sample slicing table, and the side, away from the sample placing bin, of the top of the slicing table is fixedly connected with a slicing frame. By arranging the slicing table, a pathological sample can be subjected to slicing treatment, meanwhile, the slicing thickness can be adjusted according to actual requirements, the slicing efficiency and precision are improved, errors caused by manual visual inspection for slicing operation are avoided, the slicing accuracy is improved, and the slicing efficiency is improved. The problems that according to existing slicing, a fixed sample is manually held to conduct slicing work, however, slices with different thicknesses need to be cut from the sample according to actual sampling requirements, the thickness is difficult to adjust through an existing device, and therefore a user needs to conduct slicing operation through manual visual inspection are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of sample preparation, in particular to a sample preparation and slicing device. Background Art

[0002] The pathology department is one of the essential departments in large general hospitals. Its main task is to undertake pathological diagnosis work in the medical process, including providing clear pathological diagnosis for the clinic, determining the nature of the disease, and finding out the cause of death through biopsy, exfoliation and fine needle aspiration cytology, and autopsy. Because the pathology diagnosis report is not a description of imaging, but a clear name of the disease, clinical physicians mainly determine the treatment principles, estimate the prognosis, explain clinical symptoms, and clarify the cause of death based on the pathology report. The authority of pathology diagnosis determines its core role in all diagnostic methods. Therefore, the quality of pathology diagnosis has a great impact not only on the relevant departments but also on the overall medical quality of the hospital.

[0003] According to the patent document: CN216349870U, a slicing device for making pathology samples is disclosed, including a bottom plate, a cross plate is fixedly connected to the top of the bottom plate, a fixed block is fixedly connected to the top of the cross plate, a first threaded rod is connected to the internal thread of the fixed block, one end of the first threaded rod extends to the outside of the fixed block and is fixedly connected to a servo motor, a cutting plate is fixedly connected to the top of the cross plate, the other end of the first threaded rod extends to the inside of the cutting plate and is fixedly connected to a push plate, one side of the push plate is fixedly connected to a connecting plate, a clamping mechanism is arranged inside the connecting plate, a housing is fixedly connected to the top of the cross plate, a clamping rod is fixedly connected to the inside of the housing, a moving block is movably connected to the surface of the clamping rod, and a spring is fixedly connected to the bottom of the moving block. The utility model solves the problem that pathology samples cannot be effectively removed, and it is inconvenient to adjust the size of the pathology samples, which is not conducive to people's use.

[0004] In the pathology department, pathological sections are often required to judge the condition. Pathological sections refer to taking a certain size of diseased tissue, making pathological sections using pathological histological methods, and further examining the lesions with a microscope, the occurrence and development process of the lesions, and finally making a pathological diagnosis. The existing sections rely on manual hand-held fixed samples for slicing. However, it is necessary to cut thin slices of different thicknesses from the samples according to actual sampling needs. The current device is difficult to adjust the thickness, so that users need to rely on manual visual inspection for slicing operations. In addition, there is no fixing mechanism for the sample, and the sample is prone to offset during slicing, or the blade is offset when it is lowered for cutting, which can easily cause damage to the slice and low slicing efficiency. Utility Model Content

[0005] The utility model aims to provide a sample slicing device to solve the problem raised in the above background technology that the existing slicers rely on manually holding and fixing the sample for slicing. However, it is necessary to cut slices of different thicknesses from the sample according to actual sampling requirements. The current device is difficult to adjust the thickness, so that the user needs to rely on manual visual inspection for slicing operations. In addition, there is no fixing mechanism for the sample, the sample is easily offset during slicing, or the blade is offset when it is lowered for cutting, which is easy to cause damage to the slice and low slicing efficiency.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a sample slicing device, comprising a slicing table, the top of the slicing table is fixedly connected to a sample placement chamber, the left side of the sample placement chamber is fixedly connected to the sample slicing table, the top of the slicing table is fixedly connected to a slicing rack on a side away from the sample placement chamber, and the right side of the slicing rack is fixedly connected to a slicing knife;

[0007] The slicing table includes a slicing table body, a scale mark is provided at the lower front side of the slicing table body, a slicing table slide groove is opened at the front side of the slicing table body, and the left and right sides of the front side of the slicing table body are respectively fixedly connected with screw connecting blocks, and the opposite surfaces of the two screw connecting blocks are rotatably connected with screws, and the left side of the screw extends to the other side of the left screw connecting block and is fixedly connected with a turning handle.

[0008] Preferably, the outer wall of the screw rod is threadedly connected to a transmission block, the rear side of the transmission block is fixedly connected to a slider, the outer wall of the slider is slidably connected to the inner wall of the slicing table slide, the top of the transmission block is fixedly connected to an L-shaped connecting rod, the rear side of the L-shaped connecting rod is fixedly connected to a push block, and the bottom of the push block is fixedly connected to a push block slider.

[0009] Preferably, the sample placement bin includes a sample placement bin bottom plate, the top of the sample placement bin bottom plate is fixedly connected to a placement bin body, a placement bin side slide groove is opened on the front side of the placement bin body, and a placement bin bottom slide groove is opened on the bottom of the inner wall of the placement bin body.

[0010] Preferably, the rear side of the L-shaped connecting rod extends to the inner wall of the placing bin body through a placing bin side slide groove opened on the front side of the placing bin body, the outer wall of the push block is slidably connected to the inner wall of the placing bin body, and the outer wall of the push block slider is slidably connected to the inner wall of the placing bin bottom slide groove.

[0011] Preferably, the sample slicing table includes a sample slicing table body, the top of the sample slicing table body is fixedly connected to a fixed clamp transmission bin, the left side of the fixed clamp transmission bin is fixedly connected to a motor placement block, the inner wall of the motor placement block is fixedly connected to a motor, the output end of the motor extends to the inner wall of the fixed clamp transmission bin and is fixedly connected to a conical tooth, the outer wall of the conical tooth engages with a second conical tooth, the inner wall of the second conical tooth is fixedly connected to a bidirectional screw rod, and the front and rear ends of the bidirectional screw rod are respectively movably connected to the front and rear sides of the inner wall of the fixed clamp transmission bin.

[0012] Preferably, the front and rear sides of the outer wall of the bidirectional screw are respectively threadedly connected with L-shaped clamping rod transmission blocks, the bottoms of the two L-shaped clamping rod transmission blocks are slidably connected to the bottom of the inner wall of the fixed clamp transmission bin, the right sides of the two L-shaped clamping rod transmission blocks are fixedly connected with L-shaped clamping rods, and the opposite sides of the two L-shaped clamping rods are fixedly connected with suitable clamps.

[0013] Preferably, the two positioning clamps each include a rotating shaft, the opposite surfaces of the two rotating shafts are rotatably connected to two rotating rods, the opposite surfaces of the two groups of rotating rods are fixedly connected to springs, the sides of the two groups of rotating rods away from the rotating shafts are rotatably connected to rotating rod sliders, the outer walls of the two groups of rotating rod sliders are slidably connected to slide plates, the outer walls of the two groups of rotating rod sliders are slidably connected to the inner walls of the slide plates, and the opposite surfaces of the two slides are fixedly connected to positioning clamps.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. By setting up a slicing table, pathological samples can be sliced, and the slice thickness can be adjusted according to actual needs, which improves the efficiency and accuracy of slicing, avoids the error of manual visual slicing operation, and improves the accuracy of slicing;

[0016] 2. By providing a sample placement bin and a sample slicing table, pathological samples can be fixed and clamped, avoiding the problem of sample deviation or blade deviation during slicing that causes damage to the slices, and improving the stability and reliability of slicing. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the main three-dimensional structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the three-dimensional structure of the slicing table of the utility model;

[0019] Figure 3 This is a schematic diagram of the three-dimensional structure of the sample placement bin of the utility model;

[0020] Figure 4This is a schematic diagram of the three-dimensional structure of the sample slicing table of the utility model;

[0021] Figure 5 It is a schematic diagram of the three-dimensional structure of the suitable-position clamp of the utility model.

[0022] In the figure: 1. Slicing table; 11. Slicing table body; 12. Slicing table slide; 13. Screw connecting block; 14. Screw; 15. Turning handle; 16. Sliding block; 17. Transmission block; 18. L-shaped connecting rod; 19. Pushing block; 110. Pushing block slider; 111. Scale mark; 2. Sample placement bin; 21. Sample placement bin bottom plate; 22. Placement bin body; 23. Placement bin bottom slide; 24. Placement bin side slide; 3. Slicing rack; 4. Slicing Knife; 5. Sample slicing table; 51. Sample slicing table body; 52. Fixed clamp transmission compartment; 53. Motor placement block; 54. Motor; 55. Conical teeth; 56. Second conical teeth; 57. Bidirectional screw; 58. L-shaped clamping rod transmission block; 59. L-shaped clamping rod; 510. Positioning clamp; 5101. Rotating shaft; 5102. Rotating rod; 5103. Rotating rod slider; 5104. Spring; 5105. Slide plate; 5106. Positioning splint. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-5 The utility model provides a technical solution: a sample slicing device, including a slicing table 1, a sample placement chamber 2 is fixedly connected to the top of the slicing table 1, a sample slicing table 5 is fixedly connected to the left side of the sample placement chamber 2, a slicing rack 3 is fixedly connected to the top of the slicing table 1 away from the sample placement chamber 2, and a slicing knife 4 is fixedly connected to the right side of the slicing rack 3.

[0025] See also Figure 2-3The slicing table 1 includes a slicing table body 11, a scale mark 111 is provided at the lower front side of the slicing table body 11, a slicing table slide 12 is provided at the front side of the slicing table body 11, and the left and right sides of the front side of the slicing table body 11 are respectively fixedly connected with screw connecting blocks 13, and the opposite sides of the two screw connecting blocks 13 are rotatably connected with screws 14, and the left side of the screw 14 extends to the other side of the left screw connecting block 13 and is fixedly connected with a turning handle 15, and the outer wall of the screw 14 is threadedly connected with a transmission block 17, and the rear side of the transmission block 17 is fixedly connected with a slider 16, and the outer wall of the slider 16 is slidably connected to the inner wall of the slicing table slide 12, and the top of the transmission block 17 is fixedly connected with an L-shaped connecting rod 18, L The rear side of the L-shaped connecting rod 18 is fixedly connected with a push block 19, and the bottom of the push block 19 is fixedly connected with a push block slider 110. The sample placement bin 2 includes a sample placement bin bottom plate 21, and the top of the sample placement bin bottom plate 21 is fixedly connected with a placement bin body 22. A placement bin side slide groove 24 is opened on the front side of the placement bin body 22, and a placement bin bottom slide groove 23 is opened at the bottom of the inner wall of the placement bin body 22. The rear side of the L-shaped connecting rod 18 extends to the inner wall of the placement bin body 22 through the placement bin side slide groove 24 opened on the front side of the placement bin body 22, and the outer wall of the push block 19 is slidably connected to the inner wall of the placement bin body 22, and the outer wall of the push block slider 110 is slidably connected to the inner wall of the placement bin bottom slide groove 23;

[0026] When the sample needs to be sliced, first place the sample on the bottom of the inner wall of the placement bin body 22, then turn the handle 15 to rotate the screw rod 14, the rotation of the screw rod 14 drives the transmission block 17 to move, the movement of the transmission block 17 drives the L-shaped connecting rod 18 to move, the movement of the L-shaped connecting rod 18 drives the push block 19 to move, the movement of the push block 19 drives the push block slider 110 to slide on the inner wall of the placement bin bottom slide groove 23, the movement of the push block 19 pushes the sample onto the sample slicing table 5, while pushing, the staff can know the distance the sample is pushed, that is, the slice thickness of the sample by observing the scale mark 111, thereby realizing the precise control of the sample slice thickness, which not only improves the efficiency of slicing, but also avoids the errors that may be caused by manual visual slicing, and improves the accuracy of slicing.

[0027] See also Figure 4-5The sample slicing table 5 includes a sample slicing table body 51, a fixed clamp transmission bin 52 is fixedly connected to the top of the sample slicing table body 51, a motor placement block 53 is fixedly connected to the left side of the fixed clamp transmission bin 52, a motor 54 is fixedly connected to the inner wall of the motor placement block 53, an output end of the motor 54 extends to the inner wall of the fixed clamp transmission bin 52 and is fixedly connected to a conical tooth 55, an outer wall of the conical tooth 55 meshes with a second conical tooth 56, a bidirectional screw rod 57 is fixedly connected to the inner wall of the second conical tooth 56, front and rear ends of the bidirectional screw rod 57 are respectively movably connected to the front and rear sides of the inner wall of the fixed clamp transmission bin 52, front and rear sides of the outer wall of the bidirectional screw rod 57 are respectively threadedly connected to L-shaped clamping rod transmission blocks 58, and the bottoms of the two L-shaped clamping rod transmission blocks 58 are slidably connected to the fixed clamp At the bottom of the inner wall of the transmission bin 52, the right sides of the two L-shaped clamping rod transmission blocks 58 are fixedly connected with L-shaped clamping rods 59, and the opposite sides of the two L-shaped clamping rods 59 are fixedly connected with suitable clamps 510, and the two suitable clamps 510 each include a rotating shaft 5101, and the opposite sides of the two rotating shafts 5101 are rotatably connected with two rotating rods 5102, and the opposite sides of the two groups of rotating rods 5102 are fixedly connected with springs 5104, and the sides of the two groups of rotating rods 5102 away from the rotating shaft 5101 are rotatably connected with rotating rod sliders 5103, and the outer walls of the two groups of rotating rod sliders 5103 are slidably connected with slide plates 5105, and the outer walls of the two groups of rotating rod sliders 5103 are slidably connected to the inner wall of the slide plate 5105, and the opposite sides of the two slide plates 5105 are fixedly connected with suitable clamping plates 5106;

[0028] When the sample to be sliced ​​is pushed to the sample slicing table 5, the motor 54 starts to work, and its output end drives the conical gear 55 to rotate, and the conical gear 55 meshes with the second conical gear 56, so that the bidirectional screw rod 57 starts to rotate. The rotation of the bidirectional screw rod 57 makes the two L-shaped clamping rod transmission blocks 58 move on the front and back sides of the inner wall of the fixed clamp transmission bin 52 respectively, thereby driving the two L-shaped clamping rods 59 and the suitable clamps 510 thereon to move closer to the middle. The rotating rod 5102 in the suitable clamp 510 always maintains an outward thrust under the action of the spring 5104. The rotating rod slider 5103 slides along the inner wall of the slide plate 5105 under the push of the rotating rod 5102, so that the suitable clamp plate 5106 can adapt to samples of different sizes and clamp them tightly.

[0029] When the sample is clamped, the motor 54 stops working, and the slicer 4 starts to descend to slice the sample. During the slicing process, due to the design of the slicing table 1, the staff can accurately control the thickness of the slice by observing the scale mark 111. After the slicing is completed, the slicer 4 rises, the motor 54 works again, the L-shaped clamping rod 59 and the appropriate clamp 510 thereon are reset, and the clamping of the sample is released, and the staff can take out the cut sample.

[0030] Working principle: when the device is used, when the sample needs to be sliced, first place the sample on the bottom of the inner wall of the placement bin body 22, then turn the handle 15 to rotate the screw rod 14, the rotation of the screw rod 14 drives the transmission block 17 to move, the movement of the transmission block 17 drives the L-shaped connecting rod 18 to move, the movement of the L-shaped connecting rod 18 drives the push block 19 to move, the movement of the push block 19 drives the push block slider 110 to slide on the inner wall of the placement bin bottom slide groove 23, the movement of the push block 19 pushes the sample onto the sample slicing table 5, while pushing, the staff can know the distance the sample is pushed, that is, the slice thickness of the sample by observing the scale mark 111, thereby realizing the precise control of the sample slice thickness, which not only improves the efficiency of slicing, but also avoids the error that may be caused by manual visual slicing, and improves the accuracy of slicing;

[0031] When the sample to be sliced ​​is pushed to the sample slicing table 5, the motor 54 starts to work, and its output end drives the conical gear 55 to rotate, and the conical gear 55 meshes with the second conical gear 56, so that the bidirectional screw rod 57 starts to rotate. The rotation of the bidirectional screw rod 57 makes the two L-shaped clamping rod transmission blocks 58 move on the front and back sides of the inner wall of the fixed clamp transmission bin 52 respectively, thereby driving the two L-shaped clamping rods 59 and the suitable clamps 510 thereon to move closer to the middle. The rotating rod 5102 in the suitable clamp 510 always maintains an outward thrust under the action of the spring 5104, and the rotating rod slider 5103 is in Driven by the rotating rod 5102, it slides along the inner wall of the slide plate 5105, so that the positioning clamp 5106 can adapt to samples of different sizes and clamp them. When the sample is clamped, the motor 54 stops working, and the slicing knife 4 starts to descend to slice the sample. During the slicing process, due to the design of the slicing table 1, the staff can accurately control the thickness of the slice by observing the scale mark 111. After the slicing is completed, the slicing knife 4 rises, the motor 54 works again, the L-shaped clamping rod 59 and the positioning clamp 510 thereon are reset, and the clamping of the sample is released, and the staff can take out the cut sample.

[0032] The above is the working process of the entire device, and the contents not described in detail in this specification belong to the existing technology known to professional and technical personnel in this field.

[0033] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sample slicing device, comprising a slicing table (1), characterized in that: The top of the slicing platform (1) is fixedly connected to a sample placement chamber (2), the left side of the sample placement chamber (2) is fixedly connected to a sample slicing platform (5), the top of the slicing platform (1) away from the sample placement chamber (2) is fixedly connected to a slicing rack (3), and the right side of the slicing rack (3) is fixedly connected to a slicing knife (4); The slicing table (1) comprises a slicing table body (11), a scale mark (111) is provided at the lower front side of the slicing table body (11), a slicing table slide groove (12) is provided at the front side of the slicing table body (11), the left and right sides of the front side of the slicing table body (11) are respectively fixedly connected with screw rod connecting blocks (13), the opposite sides of the two screw rod connecting blocks (13) are rotatably connected with screw rods (14), and the left side of the screw rod (14) extends to the other side of the left screw rod connecting block (13) and is fixedly connected with a turning handle (15).

2. A sample slicing device according to claim 1, characterized in that: The outer wall of the screw rod (14) is threadedly connected to a transmission block (17), the rear side of the transmission block (17) is fixedly connected to a slider (16), the outer wall of the slider (16) is slidably connected to the inner wall of the slice table slide groove (12), the top of the transmission block (17) is fixedly connected to an L-shaped connecting rod (18), the rear side of the L-shaped connecting rod (18) is fixedly connected to a push block (19), and the bottom of the push block (19) is fixedly connected to a push block slider (110).

3. The sample making and slicing device according to claim 1, characterized in that: The sample placement bin (2) comprises a sample placement bin bottom plate (21), the top of which is fixedly connected to a placement bin body (22), a placement bin side slide groove (24) is provided on the front side of the placement bin body (22), and a placement bin bottom slide groove (23) is provided on the bottom of the inner wall of the placement bin body (22).

4. The sample making and slicing device according to claim 2, characterized in that: The rear side of the L-shaped connecting rod (18) extends to the inner wall of the placing bin body (22) through a placing bin side slide groove (24) opened on the front side of the placing bin body (22); the outer wall of the push block (19) is slidably connected to the inner wall of the placing bin body (22); and the outer wall of the push block slider (110) is slidably connected to the inner wall of the placing bin bottom slide groove (23).

5. The sample making and slicing device according to claim 1, characterized in that: The sample slicing platform (5) comprises a sample slicing platform body (51), the top of the sample slicing platform body (51) is fixedly connected to a fixed clamp transmission bin (52), the left side of the fixed clamp transmission bin (52) is fixedly connected to a motor placement block (53), the inner wall of the motor placement block (53) is fixedly connected to a motor (54), the output end of the motor (54) extends to the inner wall of the fixed clamp transmission bin (52) and is fixedly connected to a conical tooth (55), the outer wall of the conical tooth (55) is meshed with a second conical tooth (56), the inner wall of the second conical tooth (56) is fixedly connected to a bidirectional screw rod (57), and the front and rear ends of the bidirectional screw rod (57) are respectively movably connected to the front and rear sides of the inner wall of the fixed clamp transmission bin (52).

6. The sample making and slicing device according to claim 5, characterized in that: The front and rear sides of the outer wall of the bidirectional screw rod (57) are respectively threadedly connected with L-shaped clamping rod transmission blocks (58), the bottoms of the two L-shaped clamping rod transmission blocks (58) are slidably connected to the bottom of the inner wall of the fixed clamp transmission bin (52), the right sides of the two L-shaped clamping rod transmission blocks (58) are fixedly connected with L-shaped clamping rods (59), and the opposite sides of the two L-shaped clamping rods (59) are fixedly connected with suitable clamps (510).

7. The sample slicing device according to claim 6, characterized in that: The two positioning clamps (510) each include a rotating shaft (5101), the opposite surfaces of the two rotating shafts (5101) are rotatably connected to two rotating rods (5102), the opposite surfaces of the two groups of rotating rods (5102) are fixedly connected to springs (5104), the sides of the two groups of rotating rods (5102) away from the rotating shaft (5101) are rotatably connected to rotating rod sliders (5103), the outer walls of the two groups of rotating rod sliders (5103) are slidably connected to slide plates (5105), the outer walls of the two groups of rotating rod sliders (5103) are slidably connected to the inner walls of the slide plates (5105), and the opposite surfaces of the two slide plates (5105) are fixedly connected to positioning clamps (5106).

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