CN108433785A

CN108433785A - A kind of medical scissors pincers convenient for cutting

Info

Publication number: CN108433785A
Application number: CN201810276239.XA
Authority: CN
Inventors: 兰玲
Original assignee: Individual
Current assignee: Qingdao Municipal Hospital
Priority date: 2018-03-30
Filing date: 2018-03-30
Publication date: 2018-08-24
Anticipated expiration: 2038-03-30
Also published as: CN108433785B

Abstract

The present invention relates to a kind of medical scissors pincers convenient for cutting, including upper clamp, lower clamp, underarm and upper arm, the right end of upper clamp and lower clamp is hinged, and upper clamp is connected with underarm, and lower clamp is connected with upper arm；The right end of underarm has lower lever, has upper lever on upper arm, the left end of upper lever is hinged with upper arm, and the left end of upper lever has limit protrusion；There is regulating arm on underarm, the left end of regulating arm is hinged with underarm, and the right end of regulating arm is placed in the lower section of underarm, has strut, lower end and the regulating arm of strut to be slidably connected on regulating arm；There is slidable blade on upper clamp, setting that the blade of blade is opposite with lower clamp and the blade of blade is tilted to the left has recessing groove on lower clamp；There are slidable slide bar, the left end of slide bar to be connect with blade on upper clamp, the right end of slide bar and the upper end of strut are hinged, and spring is set on slide bar；There are the compression bar being placed in below lever, the upper end of compression bar to be connect with upper lever on upper lever, the lower end of compression bar is contacted with the right part of regulating arm.

Description

A kind of medical scissors pincers convenient for cutting

Technical field

The present invention relates to field of medical products, especially a kind of medical scissors pincers convenient for cutting.

Background technology

Scissors and clamp are widely used in each medical rings as common medical device, currently used scissors and The relatively independent use of clamp, when use, need to frequently replace, although disclosure satisfy that use demand to a certain extent, still deposit In many deficiencies.

Scissors is usually used in trimming, gauze, bandage or for taking out stitches, currently used scissors shearing gauze, bandage or When similar laminated structure medical products, due to can not reliable location, the notch after cutting out is irregular, especially gauze or taut Articles for use made of band class braiding, notch is irregular, and to easily lead to cutting part the end of a thread at random or fall off, and is not convenient to use；This Outside, when take out stitches operation, needing the tip of scissors stretching into position that bandage or gauze are contacted with patient body could be into Row shearing, and the tip of scissors is usually sharp, easily scratches the skin of patient, and unnecessary puzzlement is brought to patient.

Clamp is commonly used in hemostasis, gripping tissue or takes out foreign matter etc., and when gripping tissue or taking out foreign matter, Due to being connected with each other between tissue, internal foreign matter can also generate tissue adhesion in vivo, therefore before gripping or taking-up It generally requires to cut off tissue or foreign matter from patient body first with cutter；When operative incision is smaller, carry out in vivo Excision lacks strong stress supporting point, and excision operating process is more difficult, and the tissue or foreign matter after excision are because losing and human body Connection be also possible to will appear displacement or fall into tissue fluid and be difficult to find that, be unfavorable for being rapidly completed for operation.

Invention content

For the above situation, to make up the technical deficiency present in the prior art, the present invention provides a kind of convenient for cutting Medical scissors clamp, and function existing for caused frequent replacement and use in the process is independently used not to solve existing scissors and clamp The problem of foot.

Its solve technical solution be：Including horizontally disposed upper clamp, lower clamp, underarm and upper arm respectively, upper clamp The top and upper clamp for being placed in lower clamp are bonded with lower clamp, and upper arm is placed in the top of underarm；The right end of upper clamp and lower clamp It is hinged and connected to form jaw, the right end of upper clamp is connected with the left end of underarm, and the right end of lower clamp is connected with the left end of upper arm；Institute The right end for the underarm stated has lower lever, has upper lever on upper arm, the left end of upper lever and the left part of upper arm are hinged, a left side for upper lever There is limit protrusion at end, and when upper lever rotates counterclockwise on upper arm, limit protrusion is rotated with upper lever and gradually connect with upper arm Touching makes the rotation of lever stop, inconvenient when preventing the angle between lever and upper arm is excessive from jaw being caused to open；Institute There is regulating arm on the underarm stated, the left end of regulating arm and the left part of underarm are hinged, and the right end of regulating arm is placed in the lower section of underarm, adjust There are the strut that can be slided along the length direction of regulating arm, lower end and the regulating arm of strut to be slidably connected in joint arm；The upper pincers Equipped with the blade that can be slided along the length direction of upper clamp on body, the blade of blade is opposite with lower clamp and the blade of blade to the left It is obliquely installed, the recessing groove for having the blade with blade to match on lower clamp, the lower end of the blade of blade is placed in recessing groove；On There are the horizontally disposed slide bar that can be slided along the length direction of upper clamp, the left end of slide bar to be connect with blade on caliper, slide bar The upper end of right end and strut is hinged, spring is set on slide bar, one end of spring is connect with upper clamp, the other end and cunning of spring The right end of bar connects；There are the compression bar being placed in below lever, the upper end of compression bar to be connect with upper lever on the upper lever, compression bar Lower end contacted with the right part of regulating arm.

Structure of the invention is exquisite, easy to operate, can be used as desired as clamp or scissors, not only may be implemented to shear When effective position, ensure the neat of notch, can also effectively avoid taking out stitches etc. has with patient in the operating process being in direct contact The secondary injury being likely to occur, improves safety in utilization.

Description of the drawings

Fig. 1 is front view when jaw of the present invention is closed.

Fig. 2 is axonometric drawing when jaw of the present invention is closed.

Fig. 3 is front view when jaw of the present invention opens.

Fig. 4 is axonometric drawing when jaw of the present invention opens.

Fig. 5 is front view when jaw of the present invention closure is sheared.

Fig. 6 is axonometric drawing when jaw of the present invention closure is sheared.

Specific implementation mode

The specific implementation mode of the present invention is described in further detail below in conjunction with attached drawing.

It being provided by Fig. 1 to Fig. 6, the present invention includes horizontally disposed upper clamp 1, lower clamp 2, underarm 3 and upper arm 4 respectively, Upper clamp 1 is placed in the top of lower clamp 2 and upper clamp 1 is bonded with lower clamp 2, and upper arm 4 is placed in the top of underarm 3；Upper clamp 1 with The right end of lower clamp 2 is hinged and connected to form jaw, and the right end of upper clamp 1 is connected with the left end of underarm 3, the right end of lower clamp 2 with The left end of upper arm 4 is connected；The right end of the underarm 3 has lower lever 5, there is upper lever 6 on upper arm 4, the left end of upper lever 6 with it is upper The left part of arm 4 is hinged, and the left end of upper lever 6 has limit protrusion 7, when upper lever 6 rotates counterclockwise on upper arm 4, limit convex 7 are played with the rotation of upper lever 6 and being come into contact with upper arm 4 makes the rotation of upper lever 6 stop, being prevented between lever 6 and upper arm 4 It is inconvenient when jaw being caused to open that angle is excessive；There are regulating arm 8, left end and the underarm 3 of regulating arm 8 on the underarm 3 Left part is hinged, the right end of regulating arm 8 is placed in the lower section of underarm 3, and having on regulating arm 8 can slide along the length direction of regulating arm 8 Strut 9, lower end and the regulating arm 8 of strut 9 are slidably connected；Being equipped on the upper clamp 1 can slide along the length direction of upper clamp 1 Dynamic blade 10, setting that the blade of blade 10 is opposite with lower clamp 2 and the blade of blade 10 is tilted to the left, have on lower clamp 2 and The lower end of the recessing groove 11 that the blade of blade 10 matches, the blade of blade 10 is placed in recessing groove 11；Having on upper clamp 1 can edge The horizontally disposed slide bar 12 of the length direction sliding of upper clamp 1, the left end of slide bar 12 are connect with blade 10, the right end of slide bar 12 It is hinged with the upper end of strut 9, spring 13 is set on slide bar 12, one end of spring 13 is connect with upper clamp 1, spring 13 it is another End is connect with the right end of slide bar 12；Have the compression bar 14 for being placed in the lower section of lever 6 on the upper lever 6, the upper end of compression bar 14 with Upper lever 6 connects, and the lower end of compression bar 14 is contacted with the right part of regulating arm 8.

Preferably, the articulated section of the upper lever 6 and upper arm 4 has torsional spring, torsional spring that lever 6 is made to remain the inverse time The trend of needle rotation.

Preferably, the articulated section of the regulating arm 8 and underarm 3 has torsional spring, torsional spring that regulating arm 8 is made to remain the inverse time The trend of needle rotation.

Preferably, there are idler wheel 15, outer edge surface and the upper arm 4 of idler wheel 15 in the articulated section of the slide bar 12 and strut 9 Lower face contacts, and when slide bar 12 slides on upper clamp 1, idler wheel 15 can play good guiding and supporting role.

Preferably, sliding block 16 is arranged at the lower part of the strut 9, have on adjusting rod 8 and 16 matched sliding slot 17 of sliding block, cunning Block 16 is placed in sliding slot 17, is constituted strut 9 and is slided in the length direction of 8 upper edge regulating arm 8 of regulating arm through sliding block 16 and sliding slot 17 Structure.

Preferably, positioning bolt 18 corresponding with the lower end of strut 9 is equipped on the regulating arm 8, by positioning spiral shell Bolt 18 screws or unscrews the location control for realizing strut 9 on regulating arm 8.

The present invention uses in use, clamp or scissors can be selected as according to actual demand, when needing clamp function, makes The present invention is in attached state shown in FIG. 1 and screwing bolts 18, and sliding block 16 is locked and can not be slided in sliding slot 17, strut 9 Relative position between regulating arm 8 is fixed；Rotate counterclockwise lever 6, limit protrusion 7 rotate therewith and gradually with upper arm 4 Contact is rotated further lever 6, promotion of the upper arm 4 through limit protrusion 7 at this time is with upper after limit protrusion 7 and the contact of upper arm 4 Lever 6 rotates simultaneously, to make lower clamp 2 rotate down, meanwhile, lower lever 5 is rotated clockwise, upper clamp 1 is through underarm 3 under Lever 5 rotates simultaneously, and upper clamp 1 and the separation of lower clamp 2 form the long jaw opened, the mobile present invention to the tissue for needing to grip or At article and the tissue or article is made to be placed in jaw, while rotating upper lever 6 and lower lever 5 keeps the two close to each other, due to There is torsional spring in the articulated section of upper lever 6 and upper arm 4, and the torsion of the torsional spring makes upper arm 4 with upper lever 6 while rotating, thus jaw by It is gradually closed and clamps article；In actual use, suitable torsional spring can be selected as needed to ensure to have at jaw enough Clamping force tissue or article are gripped, bolt can also be set between upper lever 6 and upper arm 4 or bolt is positioned with acquisition Better using effect.

After gripping successfully, continues to keep the two continuation close with active force is applied on lower lever 5 in upper lever 6, work as compression bar After 14 contact with regulating arm 8, since sliding block 16 is locked by positioning bolt 18, and the angle between strut 9 and regulating arm 8 is fixed, Therefore strut 9, regulating arm 8, slide bar 12 constitute the constant triangular structure of interior angle, the length of side, and compression bar 14 is indirectly with regulating arm 8 Squeezing action power after touch can not make the triangle generate change, therefore 15 position of idler wheel is constant, therefore 10 position of blade does not also change Become, not will produce cutting action.

When needing using shearing function, bolt 18 is unscrewed, sliding block 16 can slide in sliding slot 17, make pincers by aforesaid operations Mouth opens, and lower clamp 2 is moved to below the article for needing to shear, and then applies certain work on upper lever 6 and lower lever 5 again Firmly jaw is made to be closed, after jaw is closed completely, continues to active force on upper lever 6 and lower lever 5, compression bar 14 and tune Joint arm 8, which squeezes, to be contacted and regulating arm 8 is pushed to be rotated clockwise on underarm 3, since the angle between strut 9 and regulating arm 8 is solid Calmly, while the length direction of slide bar 12 is constant and 9 length of strut is constant, therefore when regulating arm 8 rotates, strut 9 generates therewith Rotation simultaneously slided to the left on regulating arm 8 with compensation adjustment arm 8 rotate back stay 9 lower end between slide bar 12 at a distance from become Change；The slip band moving slide-bar 12 of strut 9 sliding and compressed spring 13 to the left simultaneously, to so that blade 10 is slided to the left and by article Cutting.

After the completion of cutting, upper lever 6 and apply on lower lever 5 opposition both make it is separate, active force with Under the collective effect of spring 13, blade 10 is slided to the right and is gradually resetted, and strut 9 also slides into initial position, in order to next Secondary cutting uses.

When carrying out shearing manipulation using the present invention, blade 10 proceeds by cutting operation after jaw clamps article, therefore Article ensures that the notch after cutting is neat by jaw effective position；Meanwhile when being sheared using the present invention, due to blade 10 Blade lower end be placed in recessing groove 11, therefore blade and article completely attach to, it is ensured that disposable cutting is completed, and not will produce The case where part can not switch to；In addition, when take out stitches operation, since lower clamp 2 itself is without blade part, will under When caliper 2 is inserted into the position that gauze or bandage are contacted with patient body, it is secondary scuffing or shouting pain etc. will not to be generated to patient body Injury, improves safety in utilization.

Structure of the invention is exquisite, easy to use, integrates the function of clamp and scissors, need to only be rotated i.e. to bolt The switching of two kinds of functions can be achieved；Meanwhile different from conventional scissors, shearing manipulation provided by the present invention not only may be implemented Effective position when shearing ensures the neat of notch, and can also effectively avoid taking out stitches etc. has the operation being in direct contact with patient The secondary injury being likely to occur in journey, greatly improves safety in utilization；In addition, the present invention as clamp or scissors in use, Clamping with shearing manipulation is controlled by lever, is not needed other control mechanisms, be ensure that convenience when use.

Claims

1. a kind of medical scissors pincers convenient for cutting, including upper clamp（1）, lower clamp（2）, underarm（3）And upper arm（4）, special Sign is, the upper clamp（1）With lower clamp（2）Right end be hinged and connected, upper clamp（1）Right end and underarm（3）A left side End is connected, lower clamp（2）Right end and upper arm（4）Left end be connected；The underarm（3）Right end have lower lever（5）, upper arm （4）On have upper lever（6）, upper lever（6）Left end and upper arm（4）It is hinged, upper lever（6）Left end have limit protrusion（7）；Institute The underarm stated（3）On have regulating arm（8）, regulating arm（8）Left end and underarm（3）It is hinged, regulating arm（8）Right end be placed in underarm （3）Lower section, regulating arm（8）On have can be along regulating arm（8）Length direction sliding strut（9）, strut（9）Lower end and tune Joint arm（8）It is slidably connected；The upper clamp（1）Upper be equipped with can be along upper clamp（1）Length direction sliding blade（10）, knife Piece（10）Blade and lower clamp（2）Opposite and blade（10）Blade be tilted to the left setting, lower clamp（2）On have and blade （10）The recessing groove that matches of blade（11）, blade（10）The lower end of blade be placed in recessing groove（11）It is interior；Upper clamp（1）On Having can be along upper clamp（1）Length direction sliding slide bar（12）, slide bar（12）Left end and blade（10）Connection, slide bar（12） Right end and strut（9）Upper end it is hinged, slide bar（12）On be set with spring（13）, spring（13）One end and upper clamp（1） Connection, spring（13）The other end and slide bar（12）Right end connection；The upper lever（6）On be placed in lever（6）Under The compression bar of side（14）, compression bar（14）Upper end and upper lever（6）Connection, compression bar（14）Lower end and regulating arm（8）Right part connect It touches.

2. a kind of medical scissors pincers convenient for cutting according to claim 1, which is characterized in that upper lever（6）With upper arm （4）Articulated section have torsional spring.

3. a kind of medical scissors pincers convenient for cutting according to claim 1, which is characterized in that regulating arm（8）With underarm （3）Articulated section have torsional spring.

4. a kind of medical scissors pincers convenient for cutting according to claim 1, which is characterized in that slide bar（12）With strut （9）Articulated section have idler wheel（15）, idler wheel（15）Outer edge surface and upper arm（4）Lower face contact.

5. a kind of medical scissors pincers convenient for cutting according to claim 1, which is characterized in that strut（9）Lower part have Sliding block（16）, adjusting rod（8）On have and sliding block（16）Matched sliding slot（17）, sliding block（16）It is placed in sliding slot（17）It is interior, constitute branch Bar（9）Through sliding block（16）And sliding slot（17）In regulating arm（8）Upper edge regulating arm（8）Length direction sliding structure.

6. a kind of medical scissors pincers convenient for cutting according to claim 1, which is characterized in that regulating arm（8）On be equipped with With strut（9）The corresponding positioning bolt in lower end（18）.