A kind of surgical stapling nail bin groupware with empty nail bin safety locking motionTechnical field
The utility model relates to a kind of surgical stapling nail bin groupwares with empty nail bin safety locking motion, are oneApply linear rows on kind intraluminal tissue, and cuts the surgical stapling of tissue between this linear rows stapler simultaneously with suitIt sets, for avoiding the empty nail bin formed after firing to nail bin groupware from carrying out mistakenly hit hair, to play the role of security insurance.
Background technique
During traditional or open, doctor directly contacts operative site, since operative incision wound is bigger,Principle of Pain sense is big, and post-operative recovery is slow.And for patient in abdominal cavity formula or endoscopic procedures, surgical procedure is logical in Minimally Invasive SurgeryThe narrow cannula of the small notch or insertion wound crossed with patient is carried out.Due to the patient trauma of its reduction, it is extensive to shorten patientMultiple phase and significant decrease overall cost, Minimally Invasive Surgery have advantage relative to open surgery.In order to cooperate endoscopic and abdominal cavity formulaSpecific requirements, endoscopic robotic suturing device, which has been developed that, to be enabled the clinician to relatively easily contact operative site.Typically, these are kissedClutch tool include be supported on approach robotic suturing device end be hinged to tool component.The tool component can be manipulated selectivelyIt enables the surgeon to manipulate operation device in limited space.These instruments peep operation in and provide significant medical benefit.It improves to some extent nevertheless, it is desirable to reduce and manufacture in complexity in cost.
Endo-GIA is mostly open Endo-GIA at present, and apparatus volume is bigger, and operation patients notch comparesGreatly, long to patient's recovery pessimistic time, increase patient suffering.Intracavitary Endo-GIA currently used in the market, it is emptyThe setting of nail bin safety locking motion is more complicated, and components are more, and reliability is low.Simultaneously as being provided with multiple complicated zeroPart increases production cost, improves the medical treatment cost of patient, and be unfavorable for surgical instrument popularizes use on a large scale.
Summary of the invention
The utility model aim is to provide a kind of surgery with empty nail bin safety locking motion in view of the above shortcomingsAnastomat nail storehouse component.
A kind of surgical stapling nail bin groupware with empty nail bin safety locking motion is to adopt the following technical solutions to achieve:
A kind of surgical stapling nail bin groupware with empty nail bin safety locking motion include nail bin, pushing block, severalSuturing nail, several push jacks and nail bin cover plate being correspondingly arranged with suturing nail quantity.
The nail bin is internally provided with several suturing nail slots, and centre is provided with cutter and passes through slot, front end two sides pointNot She Zhiliao nail bin cover plate front bayonet slot, nail bin groupware installation front bayonet slot, nail bin groupware install positioning convex platform, rear end be provided with nail binCard slot after cover board, lower end are provided with pushing block positioning sliding groove.
The nail bin cover plate front end two sides are provided with card muscle before positioning, and rear end sides are provided with card muscle after positioning.It is describedNail bin cover plate rear end sides be provided with elastic slice.
Pushing away for several suturing nails and corresponding number is installed in several suturing nail slots being arranged inside the nail binPiece, rear end is equipped with pushing block in nail bin pushing block positioning sliding groove, before the nail bin cover plate being then arranged by nail bin front endCard slot matches solid with card muscle after card muscle before the positioning of nail bin cover plate and positioning after card slot and the nail bin cover plate of nail bin rear end settingFixed connection.
The nail bin is manufactured using plastic material, and nail bin cover plate is manufactured using thin type stainless steel materials, nail bin and nail binLonger cutter are provided among cover board the two by slot, cutter make its flexible deformation by the hollow setting of slot, thisWhen nail bin groupware under the elastic force effect for the elastic slice that nail bin cover plate rear end is arranged, make cutter among nail bin by slot to centreMerging is drawn close, nail bin rear end is drawn close, and empty nail bin safety locking motion is constituted.Cutter among nail bin are drawn close by slot to centreMerge, after nail bin rear end is drawn close together, so that cutter and cutter pushing plate is advanced by space without any, cutter can notIt moves on, empty nail bin can not fire, and the maloperation fired in surgical procedure to empty nail bin be avoided, to play safetyThe effect of insurance.
Working principle:
A kind of surgical stapling nail bin groupware with empty nail bin safety locking motion and disposable intracavitary Endo-GIAWhen matching, nail bin groupware is fitted in jaw staple cartridge tray bottom, the nail bin groupware peace being inserted on staple cartridge tray in sliding mannerIn tankage, until the nail bin groupware installation front bayonet slot being arranged on nail bin, nail bin groupware installation positioning convex platform are respectively and on staple cartridge trayThe nail bin chuck and nail bin card slot fix in position of setting, nail bin groupware installs at this time.Drive flexible handle by resist-nailed seat groupAfter the nail bin groupware locking closure being installed in place in part and staple cartridge tray, after pressing clamping insurance reset button, continuation is driven several timesDynamic flexible handle, the rack drives cutter being arranged inside fixed handle travel forward, and cutter push pushing block, pushing block toPreceding movement driving push jack rising shapes suturing nail, so that the tissue to clamping carries out seaming and cutting.After the completion of seaming and cutting, pull backReseting handle makes its reset, and the jaw that resist-nailed seat component and nail bin groupware are formed at this time opens.If at this point, repeat the above steps,It drives flexible handle to be closed the jaw that resist-nailed seat component and nail bin groupware are formed, clamping insurance reset button is pressed, due to nailStorehouse is manufactured using plastic material, and nail bin cover plate is manufactured using thin type stainless steel materials, is provided with longer cut among the twoCutter makes it have the ability of flexible deformation by slot, hollow design, and nail bin groupware is arranged in nail bin cover plate rear end at this timeUnder the elastic force effect of elastic slice, the cutter among plastics nail bin are made to draw close merging to centre by slot, nail bin rear end is drawn close togetherAfterwards, cutter and cutter pushing plate are made to advance by space without any.Cutter can not move on, and empty nail bin can not be hitHair, avoids the maloperation fired in surgical procedure to empty nail bin, to play the role of security insurance.
A kind of surgical stapling nail bin groupware with empty nail bin safety locking motion:
A kind of surgical stapling nail bin groupware design with empty nail bin safety locking motion of the utility model is reasonable, tiesStructure is compact, due to be provided with nail bin, pushing block, several suturing nails, several push jacks being correspondingly arranged with suturing nail quantity andNail bin cover plate, doctor can easily avoid the maloperation fired to empty nail bin in surgical procedure, to ensure that handArt safety.Meanwhile the composition of few part and advanced design are so that processing cost substantially reduces, to alleviate the doctor of patientBurden is treated, is conducive to clinically popularize.
Detailed description of the invention
Below with reference to attached drawing, the utility model is described in further detail:
Fig. 1 is a kind of surgical stapling appearance schematic diagram;
Fig. 2 is the mounting structure schematic diagram of the utility model and surgical stapling;
Fig. 3 is the utility model nail bin groupware structural decomposition diagram;
Fig. 4 is nail bin back side plane structural schematic diagram in the utility model nail bin groupware;
Fig. 5 is the utility model nail bin groupware structural schematic diagram;
Fig. 6 is the utility model nail bin groupware Facad structure floor map;
Fig. 7 is part-structure position view after the utility model nail bin groupware and resist-nailed seat component locking closure;
Fig. 8 is part-structure position view after Fig. 7 the utility model nail bin groupware and resist-nailed seat component locking closureA is to enlarged diagram;
Fig. 9 is part-structure position after firing completely when the utility model nail bin groupware and surgical stapling matchSchematic diagram;
Figure 10 is part-structure after firing completely when Fig. 9 the utility model nail bin groupware and surgical stapling matchThe B of position view is to enlarged diagram;
Figure 11 is that locking is closed again after resetting completely when the utility model nail bin groupware and surgical stapling matchPartial structure diagram afterwards;
Figure 12 is locked again after resetting completely when Figure 11 the utility model nail bin groupware is matched with surgical staplingThe C of partial structure diagram is to enlarged diagram after closure.
Wherein figure number indicates: 1, nail bin groupware, 2, resist-nailed seat component, 3, clamp ring, 4, encapsulated, 5, outer tube, 6,Steering rotating handle, 7, reseting handle, 8, fixed handle, 9, clamping insurance reset button, 10, flexible handle, 11, staple cartridge tray,12, cutter, 13, cutter pushing plate；
1-1, nail bin, 1-2, pushing block, 1-3, suturing nail, 1-4, push jack, 1-5, nail bin cover plate；
1-1-1, suturing nail slot, 1-1-2, cutter pass through slot, card slot after 1-1-3, nail bin cover plate, 1-1-4, nail bin cover plateFront bayonet slot, 1-1-5, nail bin groupware install front bayonet slot, and 1-1-6, nail bin groupware install positioning convex platform, and 1-1-7, pushing block positioning are slidedDynamic slot；
1-5-1, elastic slice, card muscle after 1-5-2, positioning, card muscle before 1-5-3, positioning；
11-1, nail bin chuck, 11-2, nail bin card slot；11-3, nail bin groupware mounting groove.
Specific embodiment
What Fig. 1 was indicated generally is a kind of disclosed surgical stapling device, and surgical stapling device mainly includes fixed handHandle 8, the reseting handle 7 being mounted on fixed handle 8, clamp insurance reset button 9, flexible handle 10, turn to rotating handle 6,To the outer tube 5 distally extended, resist-nailed seat component 2, nail bin groupware 1, clamp ring 3 and it is coated on clamp ring 3 and outer tube 5Encapsulated 4 etc..
Referring to attached drawing 3~6, a kind of surgical stapling nail bin groupware with empty nail bin safety locking motion includes nail bin 1-1, pushing block 1-2, several suturing nails 1-3, several push jacks 1-4 and nail bin cover plate 1-5 being correspondingly arranged with suturing nail quantity.
The nail bin 1-1 is internally provided with several suturing nails slot 1-1-1, and centre is provided with cutter and passes through slot 1-1-2, front end two sides are respectively provided with nail bin cover plate front bayonet slot 1-1-4, nail bin groupware installation front bayonet slot 1-1-5, nail bin groupware installationPositioning convex platform 1-1-6, rear end are provided with card slot 1-1-3 after nail bin cover plate, and lower end is provided with pushing block positioning sliding groove 1-1-7.
The front end the nail bin cover plate 1-5 two sides are provided with card muscle 1-5-3 before positioning, and rear end sides are blocked after being provided with positioningMuscle 1-5-2.The nail bin cover plate 1-5 rear end sides are provided with elastic slice 1-5-1.
1-1-1 is equipped with several suturing nails 1-3 and right in several suturing nail slots being arranged inside the described nail bin 1-1The push jack 1-4 of quantity is answered, rear end is equipped with pushing block 1-2 in nail bin pushing block positioning sliding groove 1-1-7, then passes through nail binCard slot 1-1-3 and nail bin cover plate after the nail bin cover plate that the nail bin cover plate front bayonet slot 1-1-4 of the front end 1-1 setting and nail bin rear end are arrangedCard muscle 1-5-2 is matched and is fixedly connected after card muscle 1-5-3 and positioning before the positioning of 1-5.
Referring to attached drawing 1~8, a kind of surgical stapling nail bin groupware 1 with empty nail bin safety locking motion and disposableWhen intracavitary Endo-GIA matches, nail bin groupware 1 is fitted in 11 bottom of jaw staple cartridge tray, is inserted into nail bin in sliding mannerIn nail bin groupware mounting groove 11-3 on seat 11, until the nail bin groupware installation front bayonet slot 1-1-5, nail bin that are arranged on nail bin 1-1Component installation positioning convex platform 1-1-6 is fixed to the nail bin chuck 11-1 and nail bin card slot 11-2 being arranged on staple cartridge tray 11 respectivelyPosition, nail bin groupware 1 installs at this time.The nail that driving flexible handle 10 will be installed in place in resist-nailed seat component 2 and staple cartridge tray 11The locking closure of storehouse component 1, at this point, cutter 12 are close to pushing block 1-2.
Referring to attached drawing 9~10, after pressing clamping insurance reset button 9, continue to drive flexible handle 10 several times, fixed handThe rack drives cutter 12 being arranged inside handle 8 pass through in slot 1-1-2 in the cutter of nail bin 1-1 to travel forward, cutter 12Rear end is connected with cutter pushing plate 13, and cutter 12, which travel forward, pushes pushing block 1-2, and pushing block 1-2 then travels forward driveDynamic push jack 1-4 rising shapes suturing nail 1-3, so that the tissue to clamping carries out seaming and cutting, pushing block 1-2 rests on nail bin at this timeThe front end for the pushing block positioning sliding groove 1-1-7 being arranged on 1-1.
Referring to attached drawing 11~12, after the completion of seaming and cutting, pulling back reseting handle 7 makes its reset, at this time resist-nailed seat component 2It is opened with the jaw that nail bin groupware 1 is formed.If driving flexible handle 10 is by resist-nailed seat component 2 and follows closely at this point, repeating the above stepsThe jaw closure that storehouse component 1 is formed presses clamping insurance reset button 9, since nail bin 1-1 is manufactured using plastic material, nailHatch Board 1-5 is manufactured using thin type stainless steel materials, and longer cutter are provided among 2 and pass through slot 1-1-2, hollowDesign makes it have the ability of flexible deformation, the bullet for the elastic slice 1-5-1 that nail bin groupware 1 is arranged in the rear end nail bin cover plate 1-5 at this timeUnder power effect, the cutter among plastics nail bin 1-1 are made to draw close merging to centre by slot 1-1-2, nail bin 1-1 draws close one in rear endAfter rising, cutter 12 and cutter pushing plate 13 are made to advance by space without any.Cutter 12 can not move on, sky nailStorehouse 1-1 can not be fired, and the maloperation fired in surgical procedure to empty nail bin 1-1 be avoided, to play security insuranceEffect.