CN216433686U

CN216433686U - Pathological section knife

Info

Publication number: CN216433686U
Application number: CN202123137306.6U
Authority: CN
Inventors: 赵娟
Original assignee: Lanxi People's Hospital
Current assignee: Lanxi People's Hospital
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-05-03
Anticipated expiration: 2031-12-13

Abstract

The utility model discloses a pathological slicing knife belonging to the technical field of slicing knives, which comprises a knife handle, wherein one end of the knife handle is connected with a connecting block, a fixed cutter and a movable cutter which are parallel are arranged inside the connecting block, the fixed cutter is fixedly connected with the connecting block, the movable cutter is connected with the connecting block in a sliding way, and the fixed cutter and the movable cutter both comprise a plurality of small blades which are fixedly connected together; one side of connecting block is equipped with the rupture subassembly, and the rupture subassembly includes the connecting seat, and wherein, the slip has respectively on the connecting seat to fold the card with the corresponding second of fixed cutter and fold the card with the corresponding first of activity cutter. The utility model discloses a first rupture card and the blade rupture of second rupture card with wearing and tearing need not with the help of the instrument, make the rupture to wearing and tearing blade more simple and convenient, and the blade under the book can not splash to both sides to can not cause the injury to medical staff.

Description

Pathological section knife

Technical Field

The utility model belongs to the technical field of the slicing knife, concretely relates to pathology slicing knife.

Background

Pathological section technology is that pathological tissues with a certain size are taken and prepared into pathological sections by a histopathology method, usually, the pathological tissues are embedded in paraffin blocks, cut into slices by a slicer, stained by hematoxylin-eosin, and further examined by a microscope. Observing and researching the occurrence and development process of the pathological changes, and finally making pathological diagnosis. Therefore, the material taking is an important component, the quality of the material taking is directly related to the quality of the tissue slice, even the final pathological diagnosis, and the ideal pathological section knife is an important prerequisite for ensuring the work.

Chinese patent application No. 202022008781.2 discloses a multifunctional pathological section knife for pathology department, which comprises a knife handle, a connecting block arranged at one end of the knife handle and integrated with the knife handle, and a cutter structure arranged at one end of the connecting block far away from the knife handle, wherein the cutter structure comprises a fixed cutter blade and a movable cutter structure which are arranged in parallel, the fixed cutter blade is fixedly connected with the connecting block, and the movable cutter structure is slidably connected with the connecting block; the utility model has the advantages of simple structure, convenient operation and strong practicability, the thickness of the slice is easy to control and is not easy to hurt the user, thereby ensuring the safety of the user, the thickness of the slice can also meet the requirement, and the subsequent treatment is not needed, thereby improving the working efficiency and reducing the workload of the staff; the cutting blade that this application adopted is the form that the multi-section small blade fixed connection is in the same place, has reduced the trouble of whetting a knife, improves work efficiency.

Although the cutting blade that the above-mentioned patent publication adopted is the form that the multistage small blade fixed connection is in the same place, has reduced the trouble of whetting a knife, improves work efficiency, nevertheless appears wearing and tearing back when the blade, need break the wearing and tearing blade with the help of the instrument, the blade of breaking when the operation is improper can injure medical staff, consequently, needs a cutting blade convenient to break the wearing and tearing blade urgently.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a pathology slicing knife has and is convenient for break the blade that will wear and tear, avoids medical staff to receive the characteristics of injury.

In order to achieve the above object, the utility model provides a following technical scheme: a pathological section knife comprises a knife handle, wherein one end of the knife handle is connected with a connecting block, a fixed cutter and a movable cutter which are parallel to each other are arranged inside the connecting block, the fixed cutter is fixedly connected with the connecting block, the movable cutter is slidably connected with the connecting block, and the fixed cutter and the movable cutter both comprise a plurality of small blades which are fixedly connected together;

one side of connecting block is equipped with the rupture subassembly, and the rupture subassembly includes the connecting seat, and wherein, the slip respectively has the second that corresponds with fixed cutter to snap and the corresponding first card of snapping of activity cutter on the connecting seat.

In order to enable the first breaking card and the second breaking card to slide relative to the connecting seat, so as to realize the breaking of the blade, furthermore, a breaking card connecting rod is arranged above the first breaking card, a first sliding groove corresponding to the breaking card connecting rod is arranged on the connecting seat, a limiting piece is arranged on the breaking card connecting rod, and the structure of the second breaking card is the same as that of the first breaking card.

In order to improve the operation safety, an operating handle is further arranged above the breaking and clamping connecting rod.

In order to facilitate the breaking of the blades, further, a second knife sleeve corresponding to the fixed cutter and a first knife sleeve corresponding to the movable cutter are respectively arranged on the connecting seat, wherein the first knife sleeve is connected with the connecting seat in a sliding manner, and the second knife sleeve is fixedly connected with the connecting seat.

In order to ensure that the first knife pouch does not influence the adjustment of the movable cutter, a knife pouch connecting rod is arranged above the first knife pouch, and a second sliding groove corresponding to the knife pouch connecting rod is arranged on the connecting seat.

In order to facilitate quick reset of the breaking clamp after breaking operation, furthermore, a positioning block is arranged at the upper end of the knife sleeve connecting rod, and a positioning plate corresponding to the positioning block is arranged on one side of the operating handle.

In order to avoid the influence of the sliding of the connecting seat on the use of the slicing knife when the slicing knife is not used, a magnet is embedded in one side of the connecting seat, which is in contact with the connecting block, and an iron sheet corresponding to the magnet is embedded in the side surface of the connecting block.

In order to position the broken card conveniently, further, the width of the first broken card is equal to the width of the small blade.

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

1. the utility model breaks the worn blade through the first breaking card and the second breaking card, without the help of tools, so that the broken blade is simpler and more convenient, and the broken blade can not splash to both sides, thereby avoiding the injury to medical staff;

2. when the utility model is not used, the connecting seat is absorbed on the connecting block by the absorption force between the magnet and the iron sheet, thereby avoiding the influence of the sliding of the connecting seat on the use of the slicing knife;

3. the operating handle is arranged above the breaking card connecting rod of the utility model, and the first breaking card and the second breaking card are operated by the operating handle, thereby further improving the safety of operation;

4. the utility model discloses when the rupture operation, first broach shell and second broach shell cover are on with treating the adjacent blade of rupture blade, treat the rupture blade rupture through the rupture card when, and the broach shell can carry on spacingly to adjacent blade to be convenient for to the rupture of blade.

Drawings

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

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

fig. 2 is a schematic structural view of the breaking assembly of the present invention;

FIG. 3 is a schematic structural view of the first knife pouch of the present invention;

fig. 4 is a schematic structural view of the first breaking clip of the present invention;

FIG. 5 is a schematic structural view of the connecting seat of the present invention;

FIG. 6 is a schematic cross-sectional view taken along the line A-A of FIG. 2 according to the present invention;

FIG. 7 is a schematic structural view of the contact surface between the connecting block and the connecting seat of the present invention;

FIG. 8 is a schematic structural view of the contact surface between the connecting seat and the connecting block of the present invention;

in the figure: 1. a knife handle; 2. connecting blocks; 21. iron sheets; 3. breaking the assembly; 4. fixing the cutter; 5. a movable cutter; 6. a connecting seat; 61. a first chute; 62. a second chute; 63. a magnet; 7. a first breaking card; 71. breaking the clamp connecting rod; 72. an operating handle; 73. positioning a plate; 8. a first knife pouch; 81. a knife sheath connecting rod; 82. a limiting sheet; 83. positioning a block; 9. a second knife pouch; 10. and a second breaking card.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-8, the present invention provides the following technical solutions: a pathological section knife comprises a knife handle 1, wherein one end of the knife handle 1 is connected with a connecting block 2, a fixed cutter 4 and a movable cutter 5 which are parallel are arranged inside the connecting block 2, the fixed cutter 4 is fixedly connected with the connecting block 2, the movable cutter 5 is slidably connected with the connecting block 2, and the fixed cutter 4 and the movable cutter 5 both comprise a plurality of small blades which are fixedly connected together; the concrete structure of the connecting block 2, how the movable cutter 5 is connected with the connecting block 2 in a sliding way and how the movable cutter 5 is adjusted are disclosed in a multifunctional pathological section slicing knife disclosed in Chinese patent application No. 202022008781.2.

Specifically, one side of the connecting block 2 is provided with a breaking assembly 3, the breaking assembly 3 comprises a connecting seat 6, and a second breaking clamp 10 corresponding to the fixed cutter 4 and a first breaking clamp 7 corresponding to the movable cutter 5 are respectively arranged on the connecting seat 6 in a sliding manner.

By adopting the technical scheme, the first breaking card 7 and the second breaking card 10 are both of a 21274and a V-shaped structure, the first breaking card 7 is clamped on the movable cutter 5, the second breaking card 10 is clamped on the fixed cutter 4, when a worn blade needs to be broken, the sliding connecting seat 6 enables the first breaking card 7 and the second breaking card 10 to move to the corresponding blade, then the first breaking card 7 and the second breaking card 10 are pinched to the inner side, and the first breaking card 7 and the second breaking card 10 act on the corresponding blade through the first breaking card 7 and the second breaking card 10, so that the blades are broken; the utility model discloses a blade rupture of wearing and tearing need not with the help of the instrument with the blade rupture of first rupture card 7 and second rupture card 10, makes the rupture to wearing and tearing blade more simple and convenient, and the blade under the book can not splash to both sides to can not cause the injury to medical staff.

Specifically, a breaking card connecting rod 71 is arranged above the first breaking card 7, a first sliding groove 61 corresponding to the breaking card connecting rod 71 is arranged on the connecting seat 6, a limiting piece 82 is arranged on the breaking card connecting rod 71, and the structure of the second breaking card 10 is the same as that of the first breaking card 7.

Through adopting above-mentioned technical scheme, make first broken card 7 and second broken card 10 slide for connecting seat 6 to the fracture of realization blade.

Specifically, a magnet 63 is embedded in one side of the connecting base 6 contacting the connecting block 2, and an iron sheet 21 corresponding to the magnet 63 is embedded in the side of the connecting block 2.

Through adopting above-mentioned technical scheme, when not using, adsorb connecting seat 6 on connecting block 2 through the adsorption affinity between magnet 63 and the iron sheet 21 to avoid connecting seat 6 to slide the use that influences the slicing knife.

Specifically, the widths of the first and

second fracture cards

7 and 10 are equal to the width of the small blade.

By adopting the technical scheme, the edge of the breaking card is aligned with the edge of the breaking blade during breaking, so that the breaking card is convenient to position.

Example 2

The present embodiment is different from embodiment 1 in that: specifically, an operating handle 72 is provided above the snap connecting rod 71.

By adopting the technical scheme, the first folding card 7 and the second folding card 10 are operated through the operating handle 72, so that the operation safety is further improved.

Example 3

The present embodiment is different from embodiment 1 in that: specifically, the connecting seat 6 is further provided with a second knife sleeve 9 corresponding to the fixed cutter 4 and a first knife sleeve 8 corresponding to the movable cutter 5, wherein the first knife sleeve 8 is slidably connected with the connecting seat 6, and the second knife sleeve 9 is fixedly connected with the connecting seat 6.

Through adopting above-mentioned technical scheme, first broach shell 8 overlaps on movable cutter 5, and second broach shell 9 overlaps on fixed cutter 4, supports connecting seat 6 through first broach shell 8 and second broach shell 9, and simultaneously, when the rupture operation, first broach shell 8 and second broach shell 9 overlap on the blade adjacent with the blade of waiting to break, when treating the break blade rupture through the rupture card, the broach shell can carry out spacingly to adjacent blade to be convenient for the rupture of blade.

Example 4

The present embodiment is different from embodiment 3 in that: specifically, a knife pouch connecting rod 81 is arranged above the first knife pouch 8, a second sliding groove 62 corresponding to the knife pouch connecting rod 81 is arranged on the connecting seat 6, and a limiting piece 82 is also arranged on the knife pouch connecting rod 81.

By adopting the technical scheme, the first knife sleeve 8 does not influence the adjustment of the movable cutter 5.

Specifically, the upper end of the knife pouch connecting rod 81 is provided with a positioning block 83, one side of the operating handle 72 is provided with a positioning plate 73 corresponding to the positioning block 83, and the positioning block 83 is also arranged above the second knife pouch 9.

Through adopting above-mentioned technical scheme, fix a position the broken card through locating piece 83 and the cooperation of locating plate 73 to be convenient for after the rupture operation, the quick reset of broken card.

In addition, the positioning block 83 on the first knife pouch 8 is engaged with the corresponding knife pouch connecting rod 81 through screw threads.

By adopting the technical scheme, when the blade needs to be broken, the positioning block 83 on the first knife sleeve 8 is screwed, so that the first knife sleeve 8 is prevented from sliding during the breaking operation, and the positioning block 83 is unscrewed after the breaking operation is finished.

In summary, the utility model breaks the worn blade through the first breaking clamp 7 and the second breaking clamp 10, without the help of tools, so that the worn blade is more simple and convenient to break, and the broken blade can not splash to both sides, thereby avoiding the injury to medical staff; when the utility model is not used, the connecting seat 6 is absorbed on the connecting block 2 by the absorption force between the magnet 63 and the iron sheet 21, thereby avoiding the influence of the sliding of the connecting seat 6 on the use of the slicing knife; the operating handle 72 is arranged above the breaking card connecting rod 71 of the utility model, and the first breaking card 7 and the second breaking card 10 are operated through the operating handle 72, thereby further improving the safety of operation; the utility model discloses when the rupture operation, first broach shell 8 and second broach shell 9 cover on with treat the adjacent blade of rupture blade, treat the rupture blade rupture through the rupture card when, the broach shell can carry on spacingly to adjacent blade to be convenient for to the rupture of blade.

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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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. The utility model provides a pathology slicing knife, includes the handle of a knife, its characterized in that: one end of the knife handle is connected with a connecting block, a fixed cutter and a movable cutter which are parallel are arranged inside the connecting block, the fixed cutter is fixedly connected with the connecting block, the movable cutter is slidably connected with the connecting block, and the fixed cutter and the movable cutter both comprise a plurality of small blades which are fixedly connected together;

one side of connecting block is equipped with the rupture subassembly, and the rupture subassembly includes the connecting seat, and wherein, the slip has respectively on the connecting seat to fold the card with the corresponding second of fixed cutter and fold the card with the corresponding first of activity cutter.

2. Pathological microtome according to claim 1, characterized in that: the connecting seat is provided with a first chute corresponding to the broken card connecting rod, the broken card connecting rod is provided with a limiting piece, and the structure of the second broken card is the same as that of the first broken card.

3. Pathological microtome according to claim 2, characterized in that: an operating handle is arranged above the breaking and clamping connecting rod.

4. Pathological microtome according to claim 3, characterized in that: still be equipped with respectively on the connecting seat with the corresponding second broach shell of fixed cutter and with the corresponding first broach shell of activity cutter, wherein, first broach shell and connecting seat sliding connection, second broach shell and connecting seat fixed connection.

5. The pathological microtome according to claim 4, wherein: a knife sleeve connecting rod is arranged above the first knife sleeve, and a second sliding groove corresponding to the knife sleeve connecting rod is arranged on the connecting seat.

6. Pathological microtome according to claim 5, characterized in that: the upper end of the knife sleeve connecting rod is provided with a positioning block, and one side of the operating handle is provided with a positioning plate corresponding to the positioning block.

7. The pathological microtome according to claim 1, wherein: the magnet is embedded into one side of the connecting seat, which is in contact with the connecting block, and the iron sheet corresponding to the magnet is embedded into the side face of the connecting block.

8. Pathological microtome according to claim 1, characterized in that: the width of the first broken card is equal to that of the small blade.