CN208388737U - A kind of continuous locking type is autotomyed plug screw locking bottle opener - Google Patents
A kind of continuous locking type is autotomyed plug screw locking bottle opener Download PDFInfo
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- CN208388737U CN208388737U CN201721302799.5U CN201721302799U CN208388737U CN 208388737 U CN208388737 U CN 208388737U CN 201721302799 U CN201721302799 U CN 201721302799U CN 208388737 U CN208388737 U CN 208388737U
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- plug screw
- lock lever
- tail cap
- check lock
- lattice
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- 238000009434 installation Methods 0.000 claims abstract description 11
- 230000013011 mating Effects 0.000 claims abstract description 4
- 239000011148 porous material Substances 0.000 claims description 14
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 238000003825 pressing Methods 0.000 description 6
- 238000001356 surgical procedure Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 235000005308 Pandanus Nutrition 0.000 description 1
- 241001175147 Pandanus cookii Species 0.000 description 1
- 208000020307 Spinal disease Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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- Devices For Opening Bottles Or Cans (AREA)
Abstract
A kind of continuous locking type is autotomyed plug screw locking bottle opener, it is related to plug screw locking bottle opener field of autotomying in medical instrument, equipped with check lock lever, accommodating cavity up and down is equipped in check lock lever, check lock lever lower end is equipped with the plug screw interface with tail cap mating connection of autotomying, the check lock lever side wall of plug screw interface is equipped with elastic slice installation notch, is equipped with holding shrapnel in elastic slice installation notch；Check lock lever upper end is equipped with connecting rod, the tail cap slideway being connected to equipped with lower end with accommodating cavity in connecting rod, and connecting rod side, which is equipped with, exports the tail cap being connected to outside tail cap slideway and connecting rod；Small end is equipped with wrench adapter.The utility model structure is simple, easy to use, can cooperate existing limited torque spanner, ratchet spanner etc. force instrument use, operate it is time saving and energy saving.
Description
Technical field
The utility model relates to plug screw locking bottle opener fields of autotomying in medical instrument, and elaborating is that a kind of structure is simple, is made
With convenience, the force instrument such as existing limited torque spanner, ratchet spanner can be cooperated to use, operate time saving and energy saving continuous locking type
Plug screw of autotomying locks bottle opener.
Background technique
It is known that pedicle screw is the common internal fixation device for treating spinal disease, cardinal principle is by screw
It is put into the nail slot of screw along suitable screw way implantation centrum, then by pitman, is then locked pitman with plug screw, thus
Corresponding centrum is fixed.The torque that plug screw is locked, it is excessive to be easily damaged screw, the too small then easy screw pine of generation after surgery
Dynamic, in order to apply accurate torque in art, existing method is using plug screw of autotomying, and plug screw of autotomying is as shown in Figure 1, include spiral shell
It plug body 3 and autotomys tail cap 1, is equipped between tail cap of autotomying 1 and plug screw ontology 3 from fault trough 2, in production from the depth of fault trough 2
It can accurately control, tail cap of autotomying is equipped with the standards such as interior hexagonal or interior plum blossom or non-standard plug screw connector, locks screwdriver head
Portion is equipped with the standards such as interior hexagonal or interior plum blossom or non-standard plug screw interface, is cooperatively connected by locking bottle opener and tail cap of autotomying,
The plug screw that will autotomy screws in nail seat U-lag and locks pitman, when torque reaches the torque for plug screw setting of autotomying, from fault trough
Failure by shear occurs for material, and tail cap of autotomying so is just separated with plug screw, and pitman is locked.
Plug screw of commonly autotomying in operation at present locks bottle opener, is mainly made of three parts, head, bar portion and handle.
Head is equipped with the standards such as interior hexagonal or interior plum blossom or non-standard plug screw interface, for matching the tail cap for plug screw of autotomying, interface portion
Position is equipped with one or more self-holding elastic slices, and preventing from autotomying after tail cap separates falls in patient's wound, and bar portion is generally cylinder
Shape, inside are cylindrical cavity, and for accommodating multiple separated tail caps of autotomying, the diameter of cavity is greater than tail cap of autotomying
Outer diameter, such tail cap can move freely in cavity.Opener handle and bar portion rigid connection are locked, user holds handle
To apply torque.Existing plug screw locking bottle opener of autotomying, the tail cap of autotomying in bar portion cavity take out difficult, operation arduously, autotomy
The number of tail cap is not easy to check, since bar portion cavity diameter is greater than the diameter with the jointing for common spanner cooperation of performing the operation, because
This existing this plug screw locking bottle opener of autotomying can not match with force instruments such as limited torque spanner common in operation, ratchet spanneres
It closes and uses, the function operation for greatly limiting spiral plug lock locking bottle opener of autotomying is time-consuming and laborious, influences the convenience of surgical procedure.
Summary of the invention
The purpose of this utility model is to solve above-mentioned the deficiencies in the prior art, and it is simple to provide a kind of structure, easy to use, energy
Enough cooperate the force instrument such as existing limited torque spanner, ratchet spanner to use, operate time saving and energy saving continuous locking type and autotomy plug screw
Lock bottle opener.
The utility model solves technical solution used by above-mentioned prior art deficiency:
A kind of continuous locking type is autotomyed plug screw locking bottle opener, is equipped with check lock lever, accommodating up and down is equipped in check lock lever
Chamber, check lock lever lower end are equipped with the plug screw interface with tail cap mating connection of autotomying, and the check lock lever side wall of plug screw interface is equipped with bullet
Piece installation notch, elastic slice installation notch are interior to be equipped with holding shrapnel；It is characterized in that the check lock lever upper end is equipped with connecting rod, connecting rod
The interior tail cap slideway being connected to equipped with lower end with accommodating cavity, connecting rod side are equipped with the tail cap that will be connected to outside tail cap slideway and connecting rod
Outlet；Small end is equipped with wrench adapter.
Check lock lever top described in the utility model or connecting rod lower part are equipped with mounting base, and the side of mounting base is equipped with
The lattice that accommodating cavity or tail cap slideway is truncated keep off sliding slot, and lattice keep off in sliding slot and keep off sliding block equipped with lattice, and lattice keep off sliding block and are equipped with up and down
Intercommunicating pore, lattice are equipped with lattice between keeping off on rear side of sliding block mounting base and keep off pressure spring.The leading flank that lattice keep off sliding block is pressing stress surface, pressing
Lattice keep off sliding block leading flank, make lattice gear pressure spring compression, lattice keep off sliding block on intercommunicating pore can with accommodating cavity or tail cap slideway face,
The plug screw to fracture tail cap of autotomying can be slided freely in accommodating cavity and/or tail cap slideway by intercommunicating pore；Lattice gear is not pressed to slide
When block, intercommunicating pore and accommodating cavity or tail cap slideway under the action of lattice keep off pressure spring on lattice gear sliding block misplace, and stop the spiral shell to fracture
It fills in tail cap of autotomying, prevent it from being skidded off in the course of surgery by tail cap outlet.
The opposite place in dative gear sliding block trailing flank is equipped with spring fixing groove, lattice gear pressure in mounting base described in the utility model
One end of spring is located in spring fixing groove, when lattice gear pressure spring is pressed into spring fixing groove, lattice gear sliding block trailing flank dative gear is slided
When the face contact of slot rear end, intercommunicating pore and accommodating cavity or tail cap slideway face on lattice gear sliding block are switched it on.
Lattice described in the utility model keep off the left side of sliding block and/or right side is equipped with limit sliding chutes, in mounting base with limit
Sliding slot opposite place in position is equipped with spacer pin, and the inner end of spacer pin is located in limit sliding chutes.Prevent lattice from keeping off sliding block before lattice gear sliding slot
It breaks away out.
Holding shrapnel upper end described in the utility model is fixedly connected with check lock lever, and holding shrapnel lower part is equipped with to convex
The clamping convex block risen, holding shrapnel lower end are equipped with acclivitous guiding surface from outside to inside.
At least two elastic slice installation notch are circumferentially evenly equipped on check lock lever described in the utility model.It clamps more firm.
When the utility model is used, the plug screw interface of check lock lever lower end and plug screw of autotomying are autotomyed the plug screw connector of tail cap
It is connected, holding shrapnel, which is clamped in, at this time autotomys on tail cap outside, when tail cap of autotomying is twisted off from plug screw of autotomying, tail cap of autotomying
It does not fall off；Tail cap of autotomying when next plug screw of autotomying is carried out screwing operations, is connected with plug screw connector, in check lock lever lower end
It is pressed to storing in accommodating cavity；Aforesaid operations are repeated, the plug screw that will can continuously autotomy is locked on pedicle nail.Work as needs
When tail cap of autotomying in check lock lever accommodating cavity is taken out, only it need to overturn check lock lever, topple over downwards, tail cap of autotomying can go out from tail cap
Mouth skids off.The operation commonly used equipment such as wrench adapter and ratchet spanner, limited torque spanner is used cooperatively, and has good versatility,
It is simple to operate, time saving and energy saving.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of plug screw of autotomying in the prior art.
Fig. 2 is the structural schematic diagram of the utility model.
Fig. 3 is partial enlarged view at the A of Fig. 2.
Fig. 4 is that partial enlargement cuts open figure at the B of Fig. 2.
Fig. 5 is the schematic perspective view of the utility model.
Specific embodiment
Continuous locking type as shown in Figure 2-5 is autotomyed plug screw locking bottle opener, is equipped with check lock lever 8, is equipped with up and down in check lock lever 8
The accommodating cavity 7 of perforation, 8 lower end of check lock lever be equipped with autotomy tail cap mating connection plug screw interface, plug screw interface be interior hexagonal or
The standards such as plum blossom in person, can also be non-standard plug screw interface, and 8 side wall of check lock lever of plug screw interface is equipped with radial perforation locking
The elastic slice installation notch 16 of bar side wall, elastic slice installation notch 16 are interior to be equipped with holding shrapnel 15；The check lock lever upper end be equipped with
Its coaxial connecting rod 5, the tail cap slideway 17 being connected to equipped with lower end with accommodating cavity 7 in connecting rod 5, the connecting rod 5 one at tail cap slideway 17
Side is equipped with the tail cap outlet 6 that will be connected to outside tail cap slideway and connecting rod；5 upper end of connecting rod is equipped with wrench adapter 4.The locking
Bar top or connecting rod lower part are equipped with the mounting base 9 of annular, and the side of mounting base 9 is equipped with radial truncation accommodating cavity or tail cap is sliding
The lattice in road keep off sliding slot, and lattice keep off the lattice that are equipped with that inside and outside can be slided in sliding slot and keep off sliding block 10, and lattice keep off sliding block 10 and are equipped with up and down
Intercommunicating pore 11, for the diameter of intercommunicating pore 11 not less than accommodating cavity 7 or the diameter of tail cap slideway 17, lattice keep off 10 rear side of sliding block and mounting base
It is equipped with lattice between 9 and keeps off pressure spring 12.The leading flank that lattice keep off sliding block 10 is pressing stress surface, and the leading flank of pressing lattice gear sliding block keeps off lattice
Pressure spring compression, the intercommunicating pore 11 that lattice are kept off on sliding block can be with accommodating cavity or tail cap slideway face, and the plug screw to fracture autotomys tail cap can
Freely slided in accommodating cavity and/or tail cap slideway by intercommunicating pore；When not pressing lattice gear sliding block, in the effect of lattice gear pressure spring
Intercommunicating pore and accommodating cavity or tail cap slideway on lower lattice gear sliding block misplace, stop the plug screw to fracture autotomy tail cap, prevent its from
It is skidded off in surgical procedure by tail cap outlet.
The utility model is further improved, and dative gear sliding block trailing flank is fixed with respect to place equipped with spring in the mounting base
One end of slot, lattice gear pressure spring is located in spring fixing groove, when lattice gear pressure spring is pressed into spring fixing groove, lattice gear sliding block trailing flank
When dative keeps off runner rear end face contact, intercommunicating pore and accommodating cavity or tail cap slideway face on lattice gear sliding block are switched it on.It is described
Lattice gear sliding block left side and/or right side (front-rear direction) be equipped with limit sliding chutes, place opposite with limit sliding chutes is set in mounting base
There is spacer pin, the inner end of spacer pin is located in limit sliding chutes.It prevents from lattice from keeping off sliding block to skid off on front side of lattice gear sliding slot.
The utility model is further improved, and 15 upper end of holding shrapnel is fixedly connected with check lock lever, clamps 15, bullet
Lower part is equipped with the clamping convex block 13 to accommodating cavity internal projection, and holding shrapnel lower end is equipped with acclivitous guiding surface from outside to inside
14。
The plug screw interface being cooperatively connected described in the utility model with tail cap of autotomying are as follows: the accommodating in check lock lever lower end
The sealed raised line in semi-cylindrical being parallel to each other circumferentially is evenly equipped on cavity wall.The plug screw connector autotomyed in tail cap
Are as follows: the locking slot that connection is plugged together with sealed raised line is circumferentially evenly equipped on tail cap of autotomying lateral wall.The elastic slice installation notch are set
On check lock lever between two sealed raised lines.At least two elastic slice installation notch are circumferentially evenly equipped on the check lock lever；Clamping
It is more firm.
When the utility model is used, the plug screw interface of check lock lever lower end and plug screw of autotomying are autotomyed the plug screw connector of tail cap
It is connected, holding shrapnel, which is clamped in, at this time autotomys on tail cap outside, when tail cap of autotomying is twisted off from plug screw of autotomying, tail cap of autotomying
It does not fall off；Tail cap of autotomying when next plug screw of autotomying is carried out screwing operations, is connected with plug screw connector, in check lock lever lower end
It is pressed to storing in accommodating cavity；Aforesaid operations are repeated, the plug screw that will can continuously autotomy is locked at multiple pedicle nails respectively
On.When needing to take out the tail cap of autotomying in check lock lever accommodating cavity, the leading flank of pressing lattice gear sliding block makes intercommunicating pore and accommodating
Chamber or tail cap slideway face, overturning check lock lever are toppled over downwards, and tail cap of autotomying can be exported from tail cap and be skidded off.Wrench adapter and spine
The operation commonly used equipment such as wheel spanner, limited torque spanner is used cooperatively, and has good versatility, simple to operate, time saving province
Power.
Claims (6)
1. a kind of continuous locking type is autotomyed, plug screw locks bottle opener, is equipped with check lock lever, accommodating cavity up and down is equipped in check lock lever,
Check lock lever lower end is equipped with the plug screw interface with tail cap mating connection of autotomying, and the check lock lever side wall of plug screw interface is pacified equipped with elastic slice
Tankage mouth, elastic slice installation notch are interior to be equipped with holding shrapnel；It is characterized in that the check lock lever upper end is equipped with connecting rod, set in connecting rod
The tail cap slideway for having lower end to be connected to accommodating cavity, connecting rod side, which is equipped with, the tail cap being connected to outside tail cap slideway and connecting rod
Mouthful；Small end is equipped with wrench adapter.
2. continuous locking type according to claim 1 is autotomyed, plug screw locks bottle opener, it is characterised in that on the check lock lever
Portion or connecting rod lower part are equipped with mounting base, and the side of mounting base is equipped with truncation accommodating cavity or the lattice of tail cap slideway keep off sliding slot, lattice
It keeps off in sliding slot and keeps off sliding block equipped with lattice, lattice gear sliding block is equipped with intercommunicating pore up and down, sets between lattice gear sliding block rear side and mounting base
There are lattice to keep off pressure spring.
3. continuous locking type according to claim 2 is autotomyed, plug screw locks bottle opener, it is characterised in that in the mounting base
Dative keeps off the opposite place in sliding block trailing flank and is equipped with spring fixing groove, and one end of lattice gear pressure spring is located in spring fixing groove, presses when lattice are kept off
When spring is pressed into spring fixing groove, lattice gear sliding block trailing flank dative keeps off runner rear end face contact, lattice keep off the intercommunicating pore on sliding block
With accommodating cavity or tail cap slideway face, switch it on.
4. continuous locking type according to claim 3 is autotomyed, plug screw locks bottle opener, it is characterised in that the lattice keep off sliding block
Left side and/or right side be equipped with limit sliding chutes, place opposite with limit sliding chutes is equipped with spacer pin, the inner end of spacer pin in mounting base
In limit sliding chutes.
5. according to claim 1 continuous locking type described in -4 any one claims autotomy plug screw locking bottle opener, feature
It is that the holding shrapnel upper end is fixedly connected with check lock lever, holding shrapnel lower part is equipped with inwardly protruded clamping convex block, folder
It holds elastic slice lower end and is equipped with acclivitous guiding surface from outside to inside.
6. continuous locking type according to claim 5 is autotomyed, plug screw locks bottle opener, it is characterised in that on the check lock lever
Circumferentially it is evenly equipped at least two elastic slice installation notch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721302799.5U CN208388737U (en) | 2017-10-11 | 2017-10-11 | A kind of continuous locking type is autotomyed plug screw locking bottle opener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721302799.5U CN208388737U (en) | 2017-10-11 | 2017-10-11 | A kind of continuous locking type is autotomyed plug screw locking bottle opener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208388737U true CN208388737U (en) | 2019-01-18 |
Family
ID=65065619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721302799.5U Active CN208388737U (en) | 2017-10-11 | 2017-10-11 | A kind of continuous locking type is autotomyed plug screw locking bottle opener |
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| Country | Link |
|---|---|
| CN (1) | CN208388737U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110623722A (en) * | 2019-09-26 | 2019-12-31 | 河北医科大学第三医院 | Broken intramedullary nail main nail extracting device |
| CN113768603A (en) * | 2021-09-16 | 2021-12-10 | 右江民族医学院附属医院 | Universal pedicle screw fixing device and mounting tool thereof |
-
2017
- 2017-10-11 CN CN201721302799.5U patent/CN208388737U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110623722A (en) * | 2019-09-26 | 2019-12-31 | 河北医科大学第三医院 | Broken intramedullary nail main nail extracting device |
| CN113768603A (en) * | 2021-09-16 | 2021-12-10 | 右江民族医学院附属医院 | Universal pedicle screw fixing device and mounting tool thereof |
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