CN216884056U

CN216884056U - Pathological tissue sampling knife

Info

Publication number: CN216884056U
Application number: CN202122525598.4U
Authority: CN
Inventors: 成志强; 金红涛; 刘利明; 郭晓静; 赖美娜; 王晓玫
Original assignee: Shenzhen Peoples Hospital
Current assignee: Shenzhen Peoples Hospital
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-07-05
Anticipated expiration: 2031-10-20

Abstract

A pathological tissue sampling knife relates to the technical field of sampling knives, and comprises a knife handle, wherein a blade body is fixedly arranged on the outer surface of one end of the knife handle, a through hole is formed in the outer surface of the knife handle, connecting grooves are symmetrically formed in the outer surface of the knife handle, anti-disengaging structures are arranged in the connecting grooves, each anti-disengaging structure comprises a convex ball arranged in the connecting grooves, a limiting shaft is arranged on one side of each convex ball, a first blade is rotatably arranged on the outer surface of each limiting shaft, a second blade is arranged on one side of each first blade, connecting strips are arranged on the outer surfaces of the first blade and the second blade, and connecting holes are formed in the outer surfaces of the first blade and the second blade. Easily hurting human hands.

Description

Pathological tissue sampling knife

Technical Field

The utility model relates to the technical field of a material taking knife, in particular to a pathological tissue material taking knife.

Background

The material taking knife is a knife body for cutting pathological tissues, and the material taking knife is widely applied in the field of pathology; the present pathological tissue sampling knife has the three-blade type sampling knife, but the sampling knife can only use the three-blade type, can not store partial blades, and the stored blades can not prevent the blades from falling out, so that the hands of a user are easy to hurt, and therefore, the working personnel in the field provides the pathological tissue sampling knife.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a pathological tissue sampling knife, which solves the problems that the existing pathological tissue sampling knife only can use a three-blade mode, partial blades cannot be stored, the actual use requirement cannot be met, the stored blades cannot be prevented from falling out, and hands are easy to hurt.

In order to achieve the purpose, the utility model is realized by the following technical scheme: a pathological tissue sampling knife comprises a knife handle, wherein a blade body is fixedly arranged on the outer surface of one end of the knife handle, a through hole is formed in the outer surface of the knife handle, connecting grooves are symmetrically formed in the outer surface of the knife handle, and anti-falling structures are arranged in the connecting grooves;

anti-disengaging structure is including setting up the protruding ball in the spread groove, one side of protruding ball is provided with spacing axle, the surface of spacing axle is rotated and is provided with the blade No. one, one side of blade is provided with the blade No. two, the surface of blade and blade No. two all is provided with the connecting strip, the connecting hole has all been seted up to the surface of blade and blade No. two.

As a further technical scheme, the outer surfaces of the upper ends of the blade body, the first blade and the second blade are all provided with connecting blocks, and the outer surfaces of one sides of the blade body, the first blade and the second blade are all provided with scale marks.

As a further technical scheme, the space of the connecting groove is larger than the size of the first blade, the two groups of connecting strips are respectively arranged on the outer surfaces of the first blade and the second blade, which are close to the blunt surfaces of the blades, and the distance between the first blade and the blade body is smaller than the distance between the second blade and the blade body.

As a further technical scheme of the utility model, the connecting hole is matched with a convex ball, the convex ball is hemispherical, and the convex ball is made of smooth metal material.

As a further technical scheme of the utility model, the number of the connecting blocks is a plurality of groups, the connecting blocks on the outer surfaces of the blade body, the first blade and the second blade are arranged in a straight line shape, the intervals of two adjacent groups of connecting blocks on the same blade are equal, and the positions of the connecting blocks and the positions of the scale marks are vertically corresponding.

As a further technical scheme, the upper end of the connecting groove is provided with a knife edge groove, the knife edge groove is communicated with the connecting groove, and the knife edge groove is matched with the sharp parts of the first blade and the second blade.

Advantageous effects

The utility model provides a pathological tissue sampling knife. Compared with the prior art, the method has the following beneficial effects:

1. a pathological tissue sampling knife is characterized in that a limiting shaft is arranged on one side of a protruding ball arranged in a connecting groove, a first blade is rotatably arranged on the outer surface of the limiting shaft, a second blade is arranged on one side of the first blade, connecting strips are respectively arranged on the outer surfaces of the first blade and the second blade, and connecting holes are respectively formed in the outer surfaces of the first blade and the second blade. The setting of connecting strip avoids the person of facilitating the use to fold shrink and open the use with a blade and No. two blades, and the user can observe the length of drawing materials through the scale mark during the use simultaneously, thereby can the person of facilitating the use judge the position of scale mark according to the position of connecting block through connecting block and the corresponding characteristic of scale mark simultaneously to the use of the sword of drawing materials of facilitating the use, the effect of use is better.

Drawings

FIG. 1 is a schematic view of the overall structure of a pathological tissue sampling knife;

FIG. 2 is a schematic view of a partial structure of an anti-separation structure of a pathological tissue sampling knife;

fig. 3 is a partial structural schematic view of a folded pathologic tissue sampling knife with the second blade.

In the figure: 1. a knife handle; 2. a blade body; 3. a through hole; 4. connecting grooves; 5. an anti-falling structure; 51. a convex ball; 52. a first blade; 53. a second blade; 54. a connecting strip; 55. connecting holes; 56. connecting blocks; 57. a limiting shaft; 58. scale lines are marked.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution of a pathological tissue sampling knife: the utility model provides a pathological tissue draws materials sword, includes handle of a knife 1, and the one end external surface of handle of a knife 1 is fixed and is provided with blade body 2, and through-hole 3 has been seted up to the surface of handle of a knife 1, and spread groove 4 has been seted up to the surface symmetry of handle of a knife 1, is provided with anti-disengaging structure 5 in the spread groove 4.

Referring to fig. 2-3, the anti-disengaging structure 5 includes a convex ball 51 disposed in the connecting groove 4, a limiting shaft 57 is disposed on one side of the convex ball 51, a first blade 52 is rotatably disposed on an outer surface of the limiting shaft 57, a second blade 53 is disposed on one side of the first blade 52, connecting strips 54 are disposed on outer surfaces of the first blade 52 and the second blade 53, connecting holes 55 are disposed on outer surfaces of the first blade 52 and the second blade 53, connecting blocks 56 are disposed on outer surfaces of upper ends of the first blade 52 and the second blade 53, scale marks 58 are disposed on outer surfaces of one sides of the blade body 2, the first blade 52 and the second blade 53, a space of the connecting groove 4 is larger than a volume of the first blade 52, two groups of connecting strips 54 are disposed on outer surfaces of the first blade 52 and the second blade 53 close to a blunt side of the blade, a distance between the first blade 52 and the blade body 2 is smaller than a distance between the second blade 53 and the blade body 2, the connecting holes 55 are matched with the convex balls 51, the convex balls 51 are hemispherical, the convex balls 51 are made of smooth metal materials, the number of the connecting blocks 56 is a plurality of groups, the connecting blocks 56 on the outer surfaces of the blade body 2, the first blade 52 and the second blade 53 are arranged in a straight line shape, the distance between two adjacent groups of the connecting blocks 56 on the same blade is equal, the positions of the connecting blocks 56 and a scale mark 58 are corresponding up and down, the upper end of the connecting groove 4 is provided with a knife edge groove which is communicated with the connecting groove 4, the knife edge groove is matched with the knife blade sharp parts of the first blade 52 and the second blade 53, when three blades are required to be used, a user can respectively rotate the connecting strips 54 on the first blade 52 and the second blade 53 so as to change the material taking knife into a three-blade material taking knife, the adjustment can be carried out according to the use requirement, and when the three-blade is not used, the user can respectively rotate the first blade 52 and the second blade 53 back to the original position, make connecting hole 55 sheathe protruding ball 51 in, thereby can prevent the droing that probably produced of blade 52 and No. two blades 53 during the use, and then avoid the blade to hinder and reach the staff, the setting of connecting strip 54 avoids the person of facilitating the use to fold shrink and open the use with blade 52 and No. two blades 53 simultaneously, the user can observe the length of drawing materials through scale mark 58 during the use simultaneously, thereby can the person of facilitating the use judge the position of scale mark 58 according to connecting block 56's position through connecting block 56 and the corresponding characteristic of scale mark 58 simultaneously, thereby facilitate the use to the use of the sword of drawing materials.

The working principle of the utility model is as follows: when in use, a user can judge whether the first blade 52 and the second blade 53 need to be rotated to be opened according to the actual use requirement of the plurality of groups of blades.

When the device is used, a user can cut pathological tissues by using the material taking knife, and the cutting length is jointly judged according to the positions of the scale marks 58 and the connecting block 56, so that material taking is carried out.

It should be noted that the characteristics of the different sizes of the spaces between the first blade 52 and the second blade 53 and the blade body 2 can meet the requirements of users for different materials, and the characteristics of the first blade 52 and the second blade 53 that can be folded in a retractable manner can meet the actual requirements of users for materials taking on a single knife, a double knife or a triple knife.

It should be noted that, when a user needs to use three blades, the user can respectively rotate the connecting strips 54 on the first blade 52 and the second blade 53 to change the material taking knife into a three-blade material taking knife, and can adjust the three-blade material taking knife according to the use requirement, and when the three-blade material taking knife is not used, the user can respectively rotate the first blade 52 and the second blade 53 back to the original positions, so that the connecting holes 55 are used for sleeving the convex balls 51, thereby preventing the first blade 52 and the second blade 53 from falling off possibly during use, further avoiding the blade from hurting the hand of a person, meanwhile, the arrangement of the connecting strips 54 avoids the convenience of the user for folding, contracting and unfolding the first blade 52 and the second blade 53 for use, and simultaneously, the user can observe the length of material taking through the scale marks 58 during use, and simultaneously, the user can conveniently judge the position of the scale marks 58 according to the position of the connecting blocks 56 through the characteristics of the connecting blocks 56 corresponding to the scale marks 58, thereby facilitating the use of the material taking knife.

Claims

1. The pathological tissue sampling knife comprises a knife handle (1) and is characterized in that a blade body (2) is fixedly arranged on the outer surface of one end of the knife handle (1), a through hole (3) is formed in the outer surface of the knife handle (1), connecting grooves (4) are symmetrically formed in the outer surface of the knife handle (1), and anti-falling structures (5) are arranged in the connecting grooves (4);

anti-disengaging structure (5) are including setting up protruding ball (51) in spread groove (4), one side of protruding ball (51) is provided with spacing axle (57), the surface of spacing axle (57) is rotated and is provided with blade (52) No. one, one side of blade (52) is provided with blade (53) No. two, the surface of blade (52) and blade (53) No. two all is provided with connecting strip (54), connecting hole (55) have all been seted up to the surface of blade (52) and blade (53) No. two.

2. The pathological tissue sampling knife according to claim 1, wherein the outer surfaces of the upper ends of the blade body (2), the first blade (52) and the second blade (53) are all provided with a connecting block (56), and the outer surfaces of one side of the blade body (2), the first blade (52) and the second blade (53) are all provided with scale marks (58).

3. The pathological tissue sampling knife according to claim 1, wherein the space of the connecting slot (4) is larger than the size of the first blade (52), two sets of the connecting strips (54) are respectively disposed on the outer surfaces of the first blade (52) and the second blade (53) near the blunt side of the blades, and the distance between the first blade (52) and the blade body (2) is smaller than the distance between the second blade (53) and the blade body (2).

4. The pathological tissue sampling knife according to claim 1, wherein the connecting hole (55) is matched with a convex ball (51), the convex ball (51) is hemispherical, and the convex ball (51) is made of smooth metal material.

5. The pathological tissue sampling knife according to claim 2, wherein the number of the connecting blocks (56) is several, the connecting blocks (56) on the outer surfaces of the blade body (2), the first blade (52) and the second blade (53) are arranged in a straight line, the distance between two adjacent groups of connecting blocks (56) on the same blade is equal, and the positions of the connecting blocks (56) and the scale marks (58) are up and down corresponding.

6. The pathological tissue sampling knife according to claim 5, wherein the upper end of the connecting groove (4) is provided with a knife edge groove, the knife edge groove is communicated with the connecting groove (4), and the knife edge groove is matched with the sharp parts of the first blade (52) and the second blade (53).