CN107115132A

CN107115132A - Scaper for medical scissors

Info

Publication number: CN107115132A
Application number: CN201710169383.9A
Authority: CN
Inventors: 申俊
Original assignee: Suzhou Yudeshui Electric Technology Co Ltd
Current assignee: Suzhou Yudeshui Electric Technology Co Ltd
Priority date: 2017-03-21
Filing date: 2017-03-21
Publication date: 2017-09-01

Abstract

The invention discloses a kind of scaper for medical scissors, including comb handle, comb bar and curry；Comb handle is located at the two ends of comb bar with currying；Bar is combed provided with the pilot hole for transversely running through comb bar, is curried provided with multiple broach, adjacent two broach, one brush groove of formation；The end face of each scaper is provided with positioning boss, and the two side ends of the positioning boss are provided with arc groove；Comb handle is that comb bar bending extends to be formed.It is may be provided at when the present invention is used on shear shank, can prevent from itself from losing, the chip sticked on corresponding shear blade is convenient to clean again.

Description

Scaper for medical scissors

Technical field

The invention belongs to medical apparatus technique field, and in particular to a kind of scaper for medical scissors.

Background technology

Umbilical cord mesenchymal stem cells pick up from Biohazard Waste neonatal umbilical cord, can specific inductive condition in vivo or in vitro Under, the Various Tissues cell such as fat, bone, cartilage, muscle, tendon, ligament, nerve, liver, cardiac muscle, endothelium is divided into, is to apply valency The higher cell types of value.Umbilical cord mesenchymal stem cells are largely present in the magnificent Tong Shi glue (Wharton glue) of umbilical cord, therefore The existing umbilical cord mesenchymal stem cells that prepare generally all are to lead to the Wal in umbilical cord after glue tissue is cut into small pieces according to enzyme digestion Or stationary culture is handled, collection umbilical cord mesenchymal stem cells are finally separating.

In previous materials processing prepared by umbilical cord mesenchymal stem cells, the China for according to the mode of culture needing umbilical cord to separate Tong Shi glue shreds into about 1~2cm³The tissue block of size, in order to the growth control of mescenchymal stem cell in incubation, and Carry out the check experiment of the different factors of same sample.And the mode of China's Tong Shi glue tissue chopping can only be obtained using shearing etc., and Can not directly rub, thus the mode now prepared be all it is artificial rule of thumb carefully sheared with operating scissors under contents it is supreme State specification.Therefore, the time consumption for cutting tissue block is longer, and is very easy to cause to be cut into tissue block not of uniform size.

Patent document CN204278048U discloses a kind of improved tissue scissors, with three scissors bits, shreds tissue Efficiency is very high, often shears once equivalent to traditional shearing three times, simultaneously because the gap between each scissors bit is fixed, from And it is easily obtained the shearing tissue block that size meets.

But, though multi-head scissors can lift shear efficiency, there is also unsatisfactory part：Shear the tissue separated Fragment is easily adhered on each scissors bit, simultaneously because the gap between two neighboring scissors bit is smaller, causes to be clipped in adjacent two Tissue pieces between individual scissors bit are difficult to clear up.

The content of the invention

It is an object of the invention to provide a kind of scaper for medical scissors that can solve the problem that above-mentioned technical problem.

Realizing the technical scheme of the object of the invention is：A kind of scaper for medical scissors, including comb handle, comb bar and comb Brush；Comb handle is located at the two ends of comb bar with currying；Bar is combed provided with the pilot hole for transversely running through comb bar, is curried provided with multiple combs Tooth, adjacent two broach, one brush groove of formation；The end face of each scaper is provided with positioning boss, the both sides of the positioning boss End is provided with arc groove；Comb handle is that comb bar bending extends to be formed.

In such scheme, the outer wall of comb handle is provided with multiple fins.

The present invention has positive effect：（1）It is may be provided at when using on shear shank, can prevent from itself from losing, and just The chip sticked in cleaning on corresponding shear blade；（2）Because scaper may move with respect to shear shank, in shearing, scaper The shearing manipulation of scissors bit will not be hindered, when anti-dandruff, is rotated further by completing after mobile scaper to predeterminated position；Its operate compared with To be convenient and will not lose.

Brief description of the drawings

Fig. 1 is a kind of dimensional structure diagram of the invention；

Fig. 2 is a kind of dimensional structure diagram when scaper is from another angle shown in Fig. 1；

Fig. 3 is the close-up schematic view at A in Fig. 2；

Fig. 4 is a kind of dimensional structure diagram for the historrhexis's scissors being made of scaper shown in Fig. 1；

Fig. 5 is a kind of dimensional structure diagram of the historrhexis's scissors shown in Fig. 4 after scaper is removed；

Fig. 6 is the close-up schematic view at B in Fig. 5；

Fig. 7 is a kind of dimensional structure diagram of the historrhexis's scissors shown in Fig. 4 in anti-dandruff operation；

Fig. 8 is another dimensional structure diagram of the historrhexis's scissors shown in Fig. 4 in anti-dandruff operation.

Mark shown in accompanying drawing：Shear shank 1, bearing pin 11, bearing support 12 presss from both sides platform 13, arc slide unit 131, clip slot 132, gold Belong to matrix 14, plastic sheath 15, scissors bit 2, shear blade 21, pin 22, scaper 3, comb handle 31 combs bar 32, curries 33, pilot hole 34, position folder hole 341, pivoted hole 342, broach 35, brush groove 36, positioning boss 37, arc groove 371, rotating shaft 4.

Embodiment

（Embodiment 1, scaper）

The present embodiment is a kind of scaper for medical scissors, as shown in Fig. 1 to Fig. 3, and the scaper 3 includes comb handle 31, comb Bar 32 and curry 33；Comb handle is located at the two ends of comb bar with currying；Bar is combed provided with the pilot hole 34 for transversely running through comb bar, is curried Provided with multiple broach 35.

In the present embodiment, curry provided with six broach, form five brush grooves 36.

In the present embodiment, one end of each pilot hole is linear positioning folder hole 341, and the other end of each pilot hole is circular Pivoted hole 342, the aperture of pivoted hole is more than the aperture of positioning folder hole.

Comb handle is that one end bending for combing bar extends to be formed, the outer wall of comb handle provided with multiple fins with increasing friction force, just In the movement of promotion scaper and pressing comb handle.

In concrete practice, it can be also made and curried instead of broach using bristle, for example with the bristle or close of collection pencil Currying for toothbrush shape is made in the bristle of collection, is used to form six broach curried instead of above-mentioned, is also feasible.

As shown in Fig. 2 and Fig. 3, in the present embodiment, the end face of scaper is provided with positioning boss 37, the positioning boss Two side ends are provided with arc groove 371.

In use, scaper is movably disposed on shear shank, in shearing, scaper will not hinder scissors bit Shearing manipulation, when anti-dandruff, is rotated further by completing after mobile scaper to predeterminated position；It operates more convenient and will not lost Lose.

（Application examples 1）

The application example is that a kind of medical tissue being made of above-described embodiment 1 crushes scissors, as shown in Fig. 4 to Fig. 8, including two Individual shear shank 1, two scissors bits 2 and two scapers 3.The end of each scissors bit and a corresponding shear shank are fixedly linked.

Each scissors bit 2 includes five shear blades 21 being arranged side by side, and the butt of five shear blades passes through a pin 22 It is connected；Two scissors bits are connected by a rotating shaft 4；Two scissors bits are in shearing, and shear effect is equivalent to common five Scissors, for the conventional scissors of simple shear blade, can effectively lift historrhexis's efficiency.

As shown in Figure 5, the bearing support 12 that each shear shank 1 is used to support the bearing pin provided with a bearing pin 11 and one.This In application examples, each shear shank includes metallic matrix 14 and the plastic sheath 15 being set on metallic matrix；Each bearing support and corresponding one The plastic sheath integrated injection molding of individual shear shank is made.

Scaper 3 includes comb handle 31, comb bar 32 and curries 33；Comb handle is located at the one end of comb bar away from scissors bit, curries position In comb bar close to one end of scissors bit；Bar is combed provided with transversely through the pilot hole 34 of comb bar, the bearing pin is located at corresponding one In the pilot hole of individual comb bar；Curry provided with multiple combs for being used to remove the chip adhered on each shear blade in a corresponding scissors bit Tooth 35.

In the application example, curry provided with six broach, form five brush grooves 36；When chip need not be brushed, promote Scaper causes bearing pin to be located at pilot hole close to one end of scissors bit；When needing to brush chip, scaper is promoted to cause bearing pin Positioned at the one end of pilot hole away from scissors bit so that scaper is towards close to the movement of the direction of scissors bit, so that corresponding one Five shear blades in individual scissors bit are each located in a corresponding brush groove so that scaper is located at position shown in Fig. 7；Press again Comb handle rotates scaper centered on bearing pin so that scaper turns to position shown in Fig. 8, and broach is utilized so that respectively currying Brush off the chip adhered on shear blade.

In the application example, one end of each pilot hole close to scissors bit is the positioning folder hole 341 being interference fitted with bearing pin, bearing pin Size less times greater than positioning folder hole aperture, utilize position folder hole clamp bearing pin clamping force so that scaper can be positioned at On bearing pin；The one end of each pilot hole away from scissors bit is the pivoted hole 342 being adapted to bearing pin, and the shape of pivoted hole is circular, pivot Aperture and the bearing pin adaptation in hole are connect, bearing pin can freely be rotated in pivoted hole；When bearing pin is located in pivoted hole, pressing comb handle can So that scaper is rotated by center of rotation of bearing pin.

Comb handle is that the comb one end of bar away from scissors bit extends to be formed away from the direction bending of shear shank, when bearing pin is located at When in pivoted hole, pressing comb handle can cause comb bar to rotate larger angle, namely cause the complete one end from shear blade of broach Scrape to the other end；The outer wall of comb handle, with increasing friction force, is easy to promote scaper movement and pressing comb provided with multiple fins Handle.

In the application example, the end face of each scaper close to shear shank is provided with positioning boss 37, the two of the positioning boss Side is provided with arc groove 371.

The wall body of a close corresponding scaper for each shear shank provided with two folder platforms 13, this two folder platforms it is relative two A prominent arc slide unit 131, the arc groove adaptation of each arc slide unit and positioning boss are each provided with individual inwall； Two boss clampings form a clip slot 132；Bearing pin is caused to be located at pilot hole close to the one of scissors bit when scaper is moved to During end, the positioning boss of scaper is caught in a corresponding clip slot.This structure is preferably positioned to scaper, prevents from removing Bits device moves in shear history and influences shearing manipulation.

The application example has advantages below：（1）It is may be provided at when using on shear shank, can prevent from itself from losing, and just The chip sticked in cleaning on corresponding shear blade；（2）Because scaper may move with respect to shear shank, in shearing, scaper The shearing manipulation of scissors bit will not be hindered, when anti-dandruff, is rotated further by completing after mobile scaper to predeterminated position；Its operate compared with To be convenient and will not lose.

Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not pair The restriction of embodiments of the present invention.For those of ordinary skill in the field, may be used also on the basis of the above description To make other changes in different forms.There is no necessity and possibility to exhaust all the enbodiments.And these The obvious changes or variations that the connotation for belonging to of the invention is extended out still falls within protection scope of the present invention.

Claims

1. a kind of scaper for medical scissors, it is characterised in that：Bar and curried including comb handle, comb；Comb handle and currying is located at Comb the two ends of bar；Bar is combed provided with the pilot hole for transversely running through comb bar, is curried provided with multiple broach, two adjacent broach Form a brush groove；The end face of each scaper is provided with positioning boss, and the two side ends of the positioning boss are provided with arc groove；Comb Handle is that comb bar bending extends to be formed.

2. the scaper according to claim 1 for medical scissors, it is characterised in that：The outer wall of comb handle is provided with multiple Fin.