CN209745591U - Pathological embedded tissue slicer - Google Patents

Abstract

The utility model relates to a pathology embedding tissue slicer, including leveling knife tackle and fixed establishment, fixed establishment sets up the organism the place ahead at the slicer, organism the place ahead is equipped with upper end open-ended base box, leveling knife tackle includes four first blades, four first blades splice into an inside cavity and both ends open-ended cube, the edge of a knife of four first blades is located its left side opening part, the setting of tissue embedding piece is in leveling knife tackle left side, leveling knife tackle is connected with the actuating mechanism transmission that sets up on the lateral wall of base box, actuating mechanism drives and levels about the knife tackle to make four first blades be close to or keep away from fixed establishment with the upper and lower front and back four sides of tissue embedding piece and flatten. The utility model discloses before slicing into slices, flatten the upper and lower front and back four sides of organizing the embedding piece earlier, then cut into slices through the cooperation of anchor clamps and blade, can guarantee that section thickness is even.

Description

Pathological embedded tissue slicer

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to tissue slicer.

Background

Pathological diagnosis still remains the gold standard in clinical diagnosis, and the preparation of pathological tissue sections by using a microtome is an indispensable procedure in pathological diagnosis. However, in the process of pathological embedded tissue section with a microtome, the cut section thickness is not uniform, which affects the quality of the tissue section, mainly because the thickness of the cut section is not uniform due to the unevenness of the front and back or upper and lower walls of the tissue embedded block.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve above-mentioned problem, provide one kind and can flatten the upper and lower front and back wall of tissue embedding piece, guarantee the pathology embedding tissue slicer that section thickness is even unanimous.

The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides a pathology embedding tissue slicer, is including leveling knife tackle and fixed establishment, fixed establishment sets up the organism the place ahead at the slicer, organism the place ahead is equipped with upper end open-ended base box, it includes four first blades, four to level knife tackle a inside cavity and both ends open-ended cube, four are spliced into to first blade the edge of a knife of first blade is located its left side opening part, and the tissue embedding piece sets up level knife tackle's left side, it is in with the setting level knife tackle with the setting actuating mechanism transmission on the lateral wall of base box is connected, the actuating mechanism drive drives it removes about leveling knife tackle to make four first blade is close to or keeps away from fixed establishment is with the upper and lower front and back four sides with the tissue embedding piece is repaiied flatly.

The utility model has the advantages that: before slicing, the upper, lower, front and rear four sides of the tissue embedding block are flattened simultaneously by the flattening knife tackle, and then slicing is carried out by the machine body of the slicing machine, so that the uniform thickness of the slices can be ensured.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, the fixing mechanism comprises a placing plate and a limiting block, the placing plate is horizontally arranged on the bottom wall of the base box, the limiting block is vertically arranged above the placing plate, a gap matched with the tissue embedding block is formed in the right side, close to the leveling knife group, of the limiting block in the left-right direction, an opening is formed in the upper portion of the gap, and the driving mechanism drives the leveling knife group to stretch into or move out of the gap.

The beneficial effect who adopts above-mentioned further scheme is to place the tissue embedding piece in the breach, and the stopper plays limiting displacement to the tissue embedding piece.

Further, the vertical connecting plate that is equipped with of smooth knife tackle right side opening part, the upper and lower both ends of connecting plate respectively with the upper and lower both ends of leveling knife tackle are connected, actuating mechanism is the electric jar, the electric jar is fixed on the right side inside wall of base box, its flexible end level set up and with the connecting plate is connected, thereby drives it stretches into or shifts out to move about leveling knife tackle the breach, works as it stretches into to level knife tackle will be located during the breach the upper and lower front and back four sides of the intraoral tissue embedding piece of breach are repaiied flatly.

The beneficial effects of adopting above-mentioned further scheme are that the electric jar accuracy is high, easy operation, makes the removal of leveling knife tackle more accurate.

Further, the fixing mechanism further comprises a clamping block which can be arranged above the gap in an up-and-down moving mode to clamp the tissue embedding block.

The beneficial effects of adopting above-mentioned further scheme are that through the cooperation of pressing from both sides tight piece and breach, can fix the tissue embedding piece, conveniently level the blade and flatten it.

Furthermore, the fixing mechanism further comprises a ball screw, the ball screw is vertically and rotatably arranged between the front wall of the machine body and the clamping block, a sliding block is arranged on the rear side of the clamping block, a through hole corresponding to a nut of the ball screw is formed in the sliding block, and the nut of the ball screw is fixedly arranged in the through hole.

Adopt the beneficial effect of above-mentioned further scheme to rotate through ball screw and drive the slider and reciprocate to thereby drive and press from both sides tight piece and reciprocate and press from both sides tight piece with organizing the embedding piece and press from both sides tightly.

Further, the ball screw upper end is equipped with the support frame, the support frame is fixed on the organism antetheca, the upper end of ball screw wear out the support frame and with the support frame rotates to be connected, the ball screw bottom with base box bottom wall rotates to be connected, ball screw's top is equipped with adjustment handle.

The clamping block has the advantages of compact structure, reasonable space utilization and capability of adjusting the vertical movement of the clamping block through the adjusting handle.

Drawings

fig. 1 is a front view of the present invention;

Fig. 2 is a side view of the present invention;

FIG. 3 is a schematic view of the fixing mechanism and the leveling knife set of the present invention;

Fig. 4 is a schematic structural view of the leveling knife set and the connecting plate of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

10. The cutting tool comprises a machine body, 11, a clamp, 12, a tool rest, 13, a base box, 14, a guide rail, 15, a blade, 16, a hand wheel, 21, a placing plate, 22, a limiting block, 23, a clamping block, 24, a ball screw, 25, a sliding block, 26, a supporting frame, 27, an adjusting handle, 28, a notch, 31, a leveling tool set, 32, a connecting plate, 41 and a driving mechanism.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

as shown in fig. 1-4, the present invention provides a pathological embedded tissue microtome, which comprises a body 10, a clamp 11, a knife rest 12, a leveling knife set 31 and a fixing mechanism, wherein the clamp 11 is disposed at the front side of the body 10 for clamping a tissue embedded block, the clamp 11 is movably connected with the body 10 and can slide up and down relative to the body 10, a base box 13 with an open upper end is disposed at the front side of the body 10, a guide rail 14 is disposed on the bottom wall of the base box 13 and perpendicular to the front wall of the body 10, the knife rest 12 is disposed on the guide rail 14 and is close to or away from the body 10 along the guide rail 14, a second knife 15 is disposed on the knife rest 12, the fixing mechanism is disposed at the front side of the body 10 for clamping the tissue embedded block, the leveling knife set 31 comprises brother first knives, the four first knives are spliced into a cube with a hollow interior and two open ends, the knife edges of the four first blades are positioned at the left opening of the first blades, the tissue embedding block is arranged on the left side of the leveling knife set 31, the leveling knife set 31 is in transmission connection with a driving mechanism arranged on the side wall of the base box 13, the driving mechanism drives the leveling knife set 31 to move left and right so as to enable the four first blades to be close to or far away from the fixing mechanism to level the upper, lower, front and rear four sides of the tissue embedding block at one time, the fixing mechanism and the leveling knife set 31 are arranged on the side of the knife rest 12 and the clamp 11 without influencing the cooperation between the clamp 11 and the knife rest 12, the upper, rear and front four sides of the tissue embedding block are leveled before slicing, then the leveled tissue embedding block is placed in the clamp 11 and clamped by the clamp 11, the hand wheel 16 beside the machine body 10 controls the upper and lower movements of the clamp 11, the knife edge of the second blade 15 is upward, after the second blade 15 is installed on the knife rest 12, the knife rest 12 moves to the lower part of the tissue embedding block along the guide rail 14 towards the machine body 10, the knife is locked, the hand wheel 16 rotates to drive the tissue embedding block to move up and down to continuously slice the tissue embedding block, and the slice thickness can be guaranteed to be uniform.

As preferred, fixed establishment is including laying board 21 and stopper 22, it sets up to lay board 21 level on the base box 13 diapire, stopper 22 is vertical to be set up lay board 21 top, it is close to the breach 28 that smooth knife tackle 31's right side is equipped with one and organizes the embedded piece matching of left and right sides orientation, the actuating mechanism drive smooth knife tackle 31 stretches into or shifts out breach 28, the top and the right side opening of breach 28, its shape is the cube form, and is unanimous with the size and the shape of organizing the embedded piece, puts into breach 28 with organizing the embedded piece, makes the embedded piece of tissue, and the right side is towards the edge of a knife 31 of leveling knife tackle, plays limiting displacement to organizing the embedded piece.

Preferably, a connecting plate 32 is vertically arranged at a right opening of the leveling knife group 31, upper and lower ends of the connecting plate 32 are respectively connected with upper and lower ends of the leveling knife group 31, the driving mechanism 41 is an electric cylinder, the electric cylinder is fixed on the right inner side wall of the base box 13, and a telescopic end of the electric cylinder is horizontally arranged and connected with the connecting plate 32, so that the leveling knife group 31 is driven to move left and right and is extended into or out of the notch 28, and when the leveling knife group 31 is extended into the notch 28, the upper and lower four sides, the front and the rear sides of the tissue embedding block located in the notch 28 are leveled. The accuracy of electric jar is high, easy operation, and the removal that makes level knife tackle is more accurate.

Preferably, the connecting plate 32 is a rectangular plate body, and the width of the connecting plate is smaller than that of the flattening blade group 31. After the tissue embedding block is flattened by the flattening knife set 31, the flattened tissue embedding block can be pushed out through a gap between the connecting plate 32 and the flattening knife set 31.

Preferably, the fixing mechanism further comprises a clamping block 23, the clamping block 23 is arranged above the notch 28 in a vertically movable manner so as to clamp the tissue embedding block, and the tissue embedding block can be fixed through the matching of the clamping block 23 and the notch 28, so that the flattening knife set 31 can flatten the tissue embedding block conveniently.

preferably, the fixing mechanism further comprises a ball screw 24, the ball screw 24 is vertically and rotatably arranged between the front wall of the machine body 10 and the clamping block 23, a sliding block 25 is arranged on the rear side of the clamping block 23, a through hole corresponding to a nut of the ball screw 24 is formed in the sliding block 25, the nut of the ball screw 24 is fixedly arranged in the through hole, the sliding block 25 is driven to move up and down through the rotation of the ball screw 24, and therefore the clamping block 23 is driven to move up and down to clamp the tissue embedding block.

Preferably, a support frame 26 is arranged at the upper end of the ball screw 24, the support frame 26 is fixed on the front wall of the machine body 10, the upper end of the ball screw 24 penetrates through the support frame 26 and is rotatably connected with the support frame 26, the bottom end of the ball screw 24 is rotatably connected with the bottom wall of the base box 13, an adjusting handle 27 is arranged above the ball screw 24, the structure is compact, the space utilization is reasonable, and the up-and-down movement of the clamping block 23 can be adjusted through the adjusting handle 27.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (6)

1. A pathological embedding tissue microtome, which is characterized by comprising a smoothing knife group (31) and a fixing mechanism, the fixing mechanism is arranged in front of a machine body (10) of the slicing machine, a base box (13) with an opening at the upper end is arranged in front of the machine body (10), the leveling knife group (31) comprises four first blades which are spliced into a cube which is hollow inside and has two open ends, the knife edges of the four first blades are positioned at the left opening of the cube, the tissue embedding block is arranged at the left side of the leveling knife group (31), the leveling knife group (31) is in transmission connection with a driving mechanism arranged on the side wall of the base box (13), the driving mechanism drives the leveling knife group (31) to move left and right, so that the four first blades are close to or far away from the fixing mechanism to flatten the upper, lower, front and rear four sides of the tissue embedding block.

2. The pathological embedded tissue microtome according to claim 1, wherein the fixing mechanism comprises a resting plate (21) and a limiting block (22), the resting plate (21) is horizontally disposed on the bottom wall of the base box (13), the limiting block (22) is vertically disposed above the resting plate (21), a notch (28) matched with the tissue embedding block is disposed on the right side of the leveling knife set (31) along the left-right direction, the notch (28) is opened above, and the driving mechanism drives the leveling knife set (31) to extend into or move out of the notch (28).

3. The pathological embedded tissue microtome according to claim 2, wherein a connecting plate (32) is vertically arranged at the right opening of the leveling knife set (31), the upper and lower ends of the connecting plate (32) are respectively connected with the upper and lower ends of the leveling knife set (31), the driving mechanism (41) is an electric cylinder, the electric cylinder is fixed on the inner side wall of the right side of the base box (13), the telescopic end of the electric cylinder is horizontally arranged and connected with the connecting plate (32), so that the leveling knife set (31) is driven to move left and right to extend into or move out of the notch (28), and when the leveling knife set (31) extends into the notch (28), the upper, the lower, the front and the rear four sides of the tissue embedded block in the notch (28) are flattened.

4. The pathological embedded tissue microtome according to claim 2, wherein the holding mechanism further comprises a clamping block (23), the clamping block (23) being movably disposed up and down over the notch (28) to clamp the tissue embedding block.

5. The pathological embedded tissue microtome according to claim 4, wherein the fixing mechanism further comprises a ball screw (24), the ball screw (24) is vertically and rotatably disposed between the front wall of the body (10) and the clamping block (23), a sliding block (25) is disposed at the rear side of the clamping block (23), a through hole corresponding to the nut of the ball screw (24) is formed in the sliding block (25), and the nut of the ball screw (24) is fixedly disposed in the through hole.

6. The pathological embedded tissue microtome according to claim 5, wherein a support frame (26) is disposed on an upper end of the ball screw (24), the support frame (26) is fixed on a front wall of the body (10), an upper end of the ball screw (24) penetrates through the support frame (26) and is rotatably connected with the support frame (26), a bottom end of the ball screw (24) is rotatably connected with a bottom wall of the base box (13), and an adjusting handle (27) is disposed above the ball screw (24).