CN209214954U - A kind of pathological section fetching knife - Google Patents

Abstract

The utility model discloses a kind of pathological section fetching knifes, including hilt, broach shell and blade, there are two the broach shell settings, the inside of one end insertion hilt of the broach shell, the first slider is provided on one end inside the broach shell insertion hilt, the position contacted inside the hilt with the first slider is provided with the first sliding groove, first slider is slidably fastened in the first sliding groove, the broach shell, which is located on the part inside hilt, is provided with the first bolt, the broach shell lateral surface upper end position is provided with open slot, and the inside of the broach shell is sheathed with blade.The utility model solves the problems, such as that existing fetching knife materials became uneven, blade are fixed when being unable to adjust and choose blade with security risk by the way that broach shell is arranged, the first bolt, the second sliding groove, the second slider, supports piece and fixed column.

Description

A kind of pathological section fetching knife

Technical field

The utility model relates to the field of medical instrument technology, specially a kind of pathological section fetching knife.

Background technique

Pathology are the method with natural science, the cause of disease, pathogenesis, morphosis, function and the metabolism of study of disease Etc. change, disclose the regularity of occurrence and development of disease, to illustrate the medical science of Disease Essence, pathology were being studied It needs that lesion is made pathological section in journey and does detailed research under the microscope again, need to use when making pathological section It draws materials to fetching knife.

But there are deficiencies below for existing technology:

1. existing fetching knife largely uses single blade to be arranged, because being all manual operation, the setting of monolithic knife is difficult Guarantee that the thickness of materials is uniform, small part is using the setting of biplate knife, but the distance between biplate knife is fixed, and is difficult pair Different pathology sample thieves accurately cut apart from adjustment；

2. the blade of existing fetching knife is all linked on hilt, staff's hand is needed after materials terminate It goes to extract blade, there is the risk for cutting finger, it is dangerous.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of pathological section fetching knife, solves and fills existing take Material knife materials became uneven, blade is fixed when being unable to adjust and choose blade has the problem of security risk.

(2) technical solution

To achieve the above object, the utility model provides the following technical solutions: a kind of pathological section fetching knife, including knife , broach shell and blade, there are two the broach shell settings, and the inside of one end insertion hilt of the broach shell, the broach shell is inserted into knife The first slider is provided on internal one end, it is sliding that the position contacted inside the hilt with the first slider is provided with first Dynamic slot, first slider are slidably fastened in the first sliding groove, and the broach shell, which is located on the part inside hilt, to be provided with First bolt connects between first bolt and broach shell for spiral, one end of first bolt and hilt interior side table The fixed rotation connection in face, while the other end passes through the outside that hilt extends to hilt, and the first bolt is with hilt contact position It is slidably socketed, the broach shell lateral surface upper end position is provided with open slot, and the inside of the broach shell is sheathed with blade, the broach shell Inside and the position of open slot horizontal alignment be provided with the second sliding groove, be provided with second in the sliding slot of second sliding groove Slider, the center of second slider are provided with fixed column, are fixedly installed in the fixed column to piece, described to support Piece is located at the inside of broach shell, and one end of the fixed column passes through the outside that open slot extends to broach shell, and the fixed column is located at knife It covers and is provided with promotion piece on the one end in outside.

Preferably, the lateral surface of the broach shell, which is located on the lower position of open slot, is provided with the second bolt, and described second Bolt passes through the lateral surface of broach shell and a side contacts of the blade inside broach shell.

Preferably, on the hilt be provided with limited post, the limit in the front position of the first bolt horizontal alignment Column is slidably socketed with broach shell, and the both ends of limited post are fixedly connected on hilt.

Preferably, it is sheathed with spring on position of first bolt between broach shell lateral surface and hilt medial surface, First bolt is that opposition is oppositely arranged with the screw thread on the broach shell of broach shell contact position.

Preferably, it is provided with anti-skid bulge on two side external surfaces of the hilt, the bottom of the hilt is provided with finger The placement groove of placement.

(3) beneficial effect

The utility model provides a kind of pathological section fetching knife, have it is following the utility model has the advantages that

(1) the utility model is by setting broach shell and the first bolt, because being the setting of two broach shells, two broach shells can be with Two blades are installed simultaneously, synchronizes and is cut, to be further ensured that the thickness of materials is uniform, when needing to carry out pathologic sampling When, the distance between broach shell can be adjusted by the first bolt of rotation, because being to turn between the first bolt and hilt Dynamic connection, and be spiral connection between broach shell, and because the screw thread on two broach shells be it is oppositely arranged, when rotating the first bolt When, two broach shells move in the opposite direction under the action of helical rotation, and setting in this way is adjustable The distance between broach shell, more accurate materials, solve existing fetching knife materials became uneven, cannot be according to different pathological The problem of sample adjusts to cutting position.

(2) the utility model completes it when cutting by the way that the second sliding groove is arranged, the second slider, supports piece and fixed column Afterwards, it needs to take out blade from broach shell, when carrying out the blade with renewing, first unclamps the second bolt, make blade in the shape of relaxation State, then piece is pushed forward, because the both ends of fixed column are stationarily connected to push on piece and the second slider, work as promotion When pushing piece, the second slider slides in the second sliding groove, is against on the rear end of blade because supporting piece, in the drive for pushing piece It supports piece down to start that blade is pushed to be detached from broach shell gradually forward, which does not need hand and remove contact blade, solves in blade of choosing When will appear the problem of cutting hand.

Detailed description of the invention

Fig. 1 is the utility model overall structure diagram；

Fig. 2 is the utility model bottom substance schematic diagram；

Fig. 3 is the cross-sectional view of the utility model hilt；

Fig. 4 is the cross-sectional view of the utility model broach shell.

In figure: 1, blade；2, broach shell；3, open slot；4, the second bolt；5, piece is pushed；6, hilt；7, limited post；8, One bolt；9, groove is placed；10, anti-skid bulge；11, spring；12, the first sliding groove；13, the first slider；14, the second sliding Slot；15, the second slider；16, fixed column；17, piece is supported.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

As shown in Figs 1-4, the utility model provides a kind of technical solution: a kind of pathological section fetching knife, including hilt 6, Broach shell 2 and blade 1, there are two the settings of broach shell 2, and the inside of one end insertion hilt 6 of broach shell 2, broach shell 2 is inserted into inside hilt 6 The first slider 13 is provided on one end, the position that 6 inside of hilt is contacted with the first slider 13 is provided with the first sliding groove 12, First slider 13 is slidably fastened in the first sliding groove 12, and broach shell 2, which is located on the part inside hilt 6, is provided with the first bolt 8, it is connected between the first bolt 8 and broach shell 2 for spiral, the first bolt 8 is located between 6 medial surface of 2 lateral surface of broach shell and hilt Spring 11 is sheathed on position, the first bolt 8 is oppositely arranged, the spring that opposes with the screw thread on the broach shell 2 of 2 contact position of broach shell 11 setting can play an opposite reasoning to broach shell 2, make the mobile more Portable power saving on the first bolt 8 of broach shell 2, One end and 6 interior side surface of hilt of first bolt 8 are fixed to be rotatablely connected, while the other end passes through hilt 6 and extends to hilt 6 Outside, and the first bolt 8 and 6 contact position of hilt are to be slidably socketed, on hilt 6 with the front end of 8 horizontal alignment of the first bolt Limited post 7 is provided on position, limited post 7 is slidably socketed with broach shell 2, and the both ends of limited post 7 are fixedly connected on hilt 6, The setting of limited post 7 may insure relatively stable when broach shell 2 moves inside hilt 6, and the first bolt 8 does not have to excessive when use Painstakingly, cause the screw thread twist-slide on the first bolt 8 unsmooth, 2 lateral surface upper end position of broach shell is provided with open slot 3, broach shell 2 Lateral surface be located on the lower position of open slot 3 and be provided with the second bolt 4, the second bolt 4 passes through the lateral surface and knife of broach shell 2 One side contacts of the blade 1 inside set 2, the inside of broach shell 2 are sheathed with blade 1, the inside of broach shell 2 and 3 horizontal alignment of open slot Position be provided with the second sliding groove 14, the second slider 15, the second slider 15 are provided in the sliding slot of the second sliding groove 14 Center be provided with fixed column 16, be fixedly installed in fixed column 16 to piece 17, the inside of broach shell 2 be located to piece 17, Gu One end of fixed column 16 passes through the outside that open slot 3 extends to broach shell 2, and fixed column 16, which is located on the one end in 2 outside of broach shell, to be provided with Piece 5 is pushed, anti-skid bulge 10 is provided on two side external surfaces of hilt 6, the placement that the bottom of hilt 6 is provided with finger placement is recessed Slot 9, the setting of anti-skid bulge 10 can prevent the case where hand skidding occur in crawl, and the setting for placing groove 9 makes to grab It is more comfortable.

In use, blade 1 is put into broach shell 2, one end of blade 1 is against to the second bolt 4 on piece 17, is tightened, and makes knife Piece 1 is fixed in broach shell 2, rotates the first bolt 8 to be adjusted to the distance between broach shell 2, because of the first bolt 8 and hilt Be rotation connection between 6, and between broach shell 2 be spiral connection, and because the screw thread on two broach shells 2 be it is oppositely arranged, when When rotating the first bolt 8, two broach shells 2 move in the opposite direction under the action of helical rotation, in this way Setting the distance between broach shell 2 can be adjusted, adjustment is drawn materials after terminating, and materials unclamp second after terminating Bolt 4 makes blade 1 in the state of relaxation, then pushes piece 5 forward, because the both ends of fixed column 16 are stationarily connected to push away On movable plate 5 and the second slider 15, when pushing piece 5, the second slider 15 slides in the second sliding groove 14, because It is against to piece 17 on the rear end of blade 1, piece 17 is supported under the drive for pushing piece 5 and starts that blade 1 is pushed to be detached from broach shell gradually forward 2。

Can to sum up obtain, the utility model by setting broach shell 2, the first bolt 8, the second sliding groove 14, the second slider 15, To piece 17 and fixed column 16, solves existing fetching knife materials became uneven, blade is fixed the knife that is unable to adjust and chooses There is the problem of security risk when piece.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of pathological section fetching knife, including hilt (6), broach shell (2) and blade (1), it is characterised in that: the broach shell (2) There are two settings, the inside of one end insertion hilt (6) of the broach shell (2), and the one of broach shell (2) insertion hilt (6) inside It is provided on end the first slider (13), the position contacted inside the hilt (6) with the first slider (13) is provided with first Sliding groove (12), first slider (13) are slidably fastened in the first sliding groove (12), and the broach shell (2) is located at hilt (6) it is provided with the first bolt (8) on internal part, is connect between first bolt (8) and broach shell (2) for spiral, it is described One end and hilt (6) interior side surface of first bolt (8) are fixed to be rotatablely connected, while the other end extends across hilt (6) To the outside of hilt (6), and the first bolt (8) is to be slidably socketed with hilt (6) contact position, on broach shell (2) lateral surface End position is provided with open slot (3), and the inside of the broach shell (2) is sheathed with blade (1), the inside of the broach shell (2) and opening The position of slot (3) horizontal alignment is provided with the second sliding groove (14), is provided with second in the sliding slot of second sliding groove (14) The center of slider (15), second slider (15) is provided with fixed column (16), fixed on the fixed column (16) It is equipped with to piece (17), one end of the inside that broach shell (2) is located to piece (17), the fixed column (16) passes through open slot (3) outside of broach shell (2) is extended to, the fixed column (16), which is located on one end on the outside of broach shell (2) to be provided with, pushes piece (5).

2. a kind of pathological section fetching knife according to claim 1, it is characterised in that: the lateral surface position of the broach shell (2) In being provided on the lower position of open slot (3) the second bolt (4), second bolt (4) pass through the lateral surface of broach shell (2) with One side contacts of the internal blade (1) of broach shell (2).

3. a kind of pathological section fetching knife according to claim 1, it is characterised in that: on the hilt (6) with the first spiral shell It is provided with limited post (7) in the front position of bolt (8) horizontal alignment, the limited post (7) is slidably socketed with broach shell (2), and limits The both ends of position column (7) are fixedly connected on hilt (6).

4. a kind of pathological section fetching knife according to claim 1, it is characterised in that: first bolt (8) is located at knife It is sheathed with spring (11) on position between set (2) lateral surface and hilt (6) medial surface, first bolt (8) and broach shell (2) Screw thread on the broach shell (2) of contact position is that opposition is oppositely arranged.

5. a kind of pathological section fetching knife according to claim 1, it is characterised in that: the two sides appearance of the hilt (6) It is provided on face anti-skid bulge (10), the bottom of the hilt (6) is provided with the placement groove (9) of finger placement.