A kind of orthopaedics device for fetching nailTechnical field
The utility model relates to the field of medical instrument technology, specially a kind of orthopaedics device for fetching nail.
Background technique
Orthopaedics is one of most common department of various big hospital, main dissection, physiology and the pathology for studying skeletal musculature,The normal morphology and function of this system are kept and developed with drug, operation and physical method.With the change in epoch and societyMore, injury of orthopaedics department spectrum has apparent variation, for example, the diseases such as tuberculous osteoarthropathy, osteomyelitis, infantile paralysis significantly reduce,Wound caused by traffic accident increased significantly.
In traffic accident, most common is exactly to fracture, and needs to squeeze into nail progress in the case where fracture compares serious situationInterior fixation needs to take out nail in one period after fracture recovering, however existing orthopaedics device for fetching nail, in nail pullingLeft-right and front-back deflection often occurs for nail in the process of son, it cannot be guaranteed that injury caused by patient during pulling out a nailIt minimizes, is unfavorable for the rehabilitation of patient, in addition, existing orthopaedics device for fetching nail, nail is easily sent out during pulling out a nailThe phenomenon that raw rebound, safety is poor, causes unexpectedly to injure to patient.
Utility model content
The purpose of this utility model is to provide a kind of orthopaedics device for fetching nail, and nail will not be sent out during pulling out a nailRaw left-right and front-back deflection, it is ensured that minimized during pulling out a nail to injury caused by patient, be conducive to patient'sRehabilitation can effectively prevent during pulling out a nail nail there is a phenomenon where springing back by the way of screw-driven, can prevent toPatient causes secondary injury, securely and reliably, can avoid causing unexpectedly to injure to patient, to solve to propose in above-mentioned background techniqueThe problem of.
To achieve the above object, the utility model provides the following technical solutions: a kind of orthopaedics device for fetching nail, including gantryType bracket, the roof upper surface of the flame bracket offer the first groove between two parties, and the bottom of first groove is opened between two partiesEquipped with the second groove, the bottom of second groove offers through slot, and the inside of the through slot is fixedly installed with guide sleeve, describedThe inside of second groove is fixedly installed with cylindrical type mounting base, the bottom of the cylindrical type mounting base and the inside of the guide sleeveIt is connected, and the inside of the cylindrical type mounting base is fixedly installed with adjustment seat, the inside of the adjustment seat by rolling bearingIt is bolted with screw rod between two parties, the bottom end of the screw rod extends between the two sidewalls of the flame bracket through the guide sleeve,And a limiting slot is offered on the side of the screw rod, the internal activity of the limiting slot is connected with a limited block, the limitOne side of the block far from the limiting slot is fixedly connected with the inner wall of the guide sleeve, and the bottom of the adjustment seat is located at described theThe inside of one groove, and the top of the adjustment seat is located above the roof of the flame bracket, the outside of the adjustment seatIt is symmetrically welded close to upper part there are two operation handle, the bottom end of the screw rod is integrally formed with L-type fixture block, the L-type fixture blockV-type card slot is offered on bottom wall between two parties.
It, can be horizontal by flame bracket when being taken out to the nail on limbs of patient bone by using above-mentioned technical proposalAcross the extremity for being placed on patient, then the tail end of the nail on limbs of patient bone is caught in the inside of V-type card slot, thenTwo operation handles are rotated, screw rod will rise or decline under the cooperation of limited block and limiting slot, and then by limbs of patientNail on bone takes out, by using such mode, so that left-right and front-back will not to occur inclined for nail during pulling out a nailTiltedly, it is ensured that minimized during pulling out a nail to injury caused by patient, be conducive to the rehabilitation of patient, in addition, adoptingWith the mode of screw-driven, it can effectively prevent nail during pulling out a nail that can prevent from making to patient there is a phenomenon where springing backAt secondary injury.
Preferably, the bottom both ends of the flame bracket are welded with support base.
By using above-mentioned technical proposal, support base can increase the stability of flame bracket, can effectively prevent flameBracket can avoid bringing unexpected injury to patient because of flame support tilt, so that the device there is a phenomenon where toppling overSecurely and reliably.
Preferably, the inside of the screw rod is also bolted with threaded rod, and the bottom of the screw rod is run through in the bottom end of the threaded rodPortion, and the top of the screw rod is run through in the upper end of the threaded rod, the upper end of the threaded rod is also welded with cross bar.
By using above-mentioned technical proposal, convenient for rotating threaded rod by operation cross bar, and then the bottom end of threaded rod is utilizedThe tail end for being caught in nail inside V-type card slot is compressed, can effectively prevent being caught in that the nail inside V-type card slot falls off showsAs can avoid causing unexpectedly to injure to patient.
Preferably, the outside of the cross bar and two operation handles is set with rubber sleeve.
By using above-mentioned technical proposal, rubber sleeve can increase cross bar and two operation handles and operator's hand itBetween stiction so that the device operation it is more stable.
Preferably, the outside of the adjustment seat is also movably installed with dome, and the dome is fixedly mounted on institute by screwState the inside of the first groove.
By using above-mentioned technical proposal, dome can not only prevent dust fall on rolling bearing, while can increase the deviceOverall aesthetics.
Preferably, the threaded hole to match with the screw is offered on the bottom wall of first groove.
By using above-mentioned technical proposal, so that dome is convenient for being mounted on the inside of the first groove by screw.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model, left-right and front-back deflection will not occur for nail during pulling out a nail, it is ensured that in nail pullingIt is minimized in the process of son to injury caused by patient, is conducive to the rehabilitation of patient；
2, the utility model can effectively prevent nail during pulling out a nail to occur back by the way of screw-drivenThe phenomenon that bullet, can prevent from causing secondary injury to patient；
3, the utility model, support base can increase the stability of flame bracket, and flame bracket can be effectively prevent to occurThe phenomenon that toppling over can avoid bringing unexpected injury to patient because of flame support tilt, so that the equipment safety is reliable；
4, the utility model convenient for rotating threaded rod by operation cross bar, and then is compressed using the bottom end of threaded rod and is caught in VThe tail end of nail inside type card slot, the phenomenon that nail being caught in inside V-type card slot can be effectively prevent to fall off, can avoid toPatient causes unexpectedly to injure.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of embodiment of the utility model；
Fig. 2 is a kind of configuration schematic diagram of embodiment of the utility model；
Fig. 3 is a kind of local explosion structure diagram of embodiment of the utility model；
Fig. 4 is a kind of flame bracket of embodiment of the utility model and the assembling schematic diagram of support base；
Fig. 5 is that a kind of cylindrical type mounting base of embodiment of the utility model and the assembling of guide sleeve and limited block are illustratedFigure；
Fig. 6 is a kind of one of structural schematic diagram of different perspectives of embodiment of the utility model；
Fig. 7 is the enlarged structure schematic diagram in Fig. 6 at A；
Fig. 8 is a kind of partial structural diagram of embodiment of the utility model；
Fig. 9 is the enlarged structure schematic diagram in Fig. 8 at B.
In figure: 1, flame bracket；2, support base；3, the second groove；4, through slot；5, the first groove；6, threaded hole；7, silkBar；8, limiting slot；9, guide sleeve；10, cylindrical type mounting base；11, rolling bearing；12, dome；13, screw；14, adjustment seat；15, operation handle；16, threaded rod；17, cross bar；18, limited block；19, L-type fixture block；20, V-type card slot.
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 modelClearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than wholeEmbodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative workEvery other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-9 is please referred to, the utility model provides a kind of technical solution:
A kind of orthopaedics device for fetching nail, as shown in figs 1-9, including flame bracket 1, the roof of the flame bracket 1Upper surface offers the first groove 5 between two parties, and the bottom of first groove 5 offers the second groove 3, second groove between two parties3 bottom offers through slot 4, and the inside of the through slot 4 is fixedly installed with guide sleeve 9, the fixed peace in the inside of second groove 3Equipped with cylindrical type mounting base 10, the bottom of the cylindrical type mounting base 10 is connected with the inside of the guide sleeve 9, and the circleThe inside of column type mounting base 10 is fixedly installed with adjustment seat 14 by rolling bearing 11, and the interior central of the adjustment seat 14 is spirally connectedThere is screw rod 7, the bottom end of the screw rod 7 extends between the two sidewalls of the flame bracket 1 through the guide sleeve 9, and instituteIt states and offers a limiting slot 8 on the side of screw rod 7, the internal activity of the limiting slot 8 is connected with a limited block 18, the limitOne side of the block 18 far from the limiting slot 8 is fixedly connected with the inner wall of the guide sleeve 9, and the bottom of the adjustment seat 14 is located atThe inside of first groove 5, and the top of the adjustment seat 14 is located above the roof of the flame bracket 1, the tuneThe outside for saving seat 14 is symmetrically welded close to upper part there are two operation handle 15, and the bottom end of the screw rod 7 is integrally formed with L-type fixture block19, V-type card slot 20 is offered between two parties on the bottom wall of the L-type fixture block 19.
It, can be by flame bracket 1 on the limbs for being placed on patient when being taken out to the nail on limbs of patient boneThe tail end of nail on limbs of patient bone, is then caught in the inside of V-type card slot 20 by side, then rotates two operation handles15, screw rod 7 will rise or decline under the cooperation of limited block 18 and limiting slot 8, and then by the nail on limbs of patient boneSon takes out, by using such mode, so that left-right and front-back deflection will not occur for nail during pulling out a nail, it is ensured thatIt is minimized during pulling out a nail to injury caused by patient, is conducive to the rehabilitation of patient, in addition, using screw-drivenMode can effectively prevent nail during pulling out a nail that can prevent from causing secondary injury to patient there is a phenomenon where springing back.
Specifically, the bottom both ends of the flame bracket 1 are welded with support base 2 as shown in Fig. 1,2,4 and 6.
Support base 2 can increase the stability of flame bracket 1, and flame bracket 1 can be effectively prevent there is a phenomenon where toppling over,It can avoid toppling over because of flame bracket 1 bringing unexpected injury to patient, so that the equipment safety is reliable.
Specifically, the inside of the screw rod 7 as shown in Fig. 1,2,3,6 and 8 is also bolted with threaded rod 16, the threaded rod 16Bottom end run through the screw rod 7 bottom, and the upper end of the threaded rod 16 run through the screw rod 7 top, the threaded rod16 upper end is also welded with cross bar 17.
Convenient for rotating threaded rod 16 by operation cross bar 17, and then is compressed using the bottom end of threaded rod 16 and be caught in V-type card slotThe tail end of nail inside 20, can avoid to trouble the phenomenon that nail being caught in inside V-type card slot 20 can be effectively prevent to fall offPerson causes unexpectedly to injure.
Specifically, the outside of the cross bar 17 and two operation handles 15 is set with rubber sleeve.
Rubber sleeve can increase the stiction between cross bar 17 and two operation handles 15 and operator's hand, thusSo that device operation is more stable.
Specifically, the outside of the adjustment seat 14 as shown in Fig. 1,2,3 and 8 is also movably installed with dome 12, the dome12 are fixedly mounted on the inside of first groove 5 by screw 13.
Dome 12 can not only prevent dust fall on rolling bearing 11, while can increase the overall aesthetics of the device.
Specifically, offering the spiral shell to match with the screw 13 on the bottom wall of first groove 5 as shown in Figures 2 and 4Pit 6.
So that dome 12 is convenient for being mounted on the inside of the first groove 5 by screw 13
Working principle: the orthopaedics device for fetching nail can be by flame branch when taking out to the nail on limbs of patient boneThen the tail end of nail on limbs of patient bone is caught in V-type card slot 20 by frame 1 across the extremity for being placed on patientThen portion rotates two operation handles 15, screw rod 7 will rise or decline under the cooperation of limited block 18 and limiting slot 8, intoAnd take out the nail on limbs of patient bone, by using such mode, so that nail will not be sent out during pulling out a nailRaw left-right and front-back deflection, it is ensured that minimized during pulling out a nail to injury caused by patient, be conducive to patient'sRehabilitation, in addition, can effectively prevent nail during pulling out a nail, can there is a phenomenon where springing back by the way of screw-drivenIt prevents from causing secondary injury to patient；Threaded rod 16 is rotated by operation cross bar 17, and then is compressed using the bottom end of threaded rod 16It is caught in the tail end of the nail inside V-type card slot 20, can effectively prevent being caught in that the nail inside V-type card slot 20 falls off showsAs can avoid causing unexpectedly to injure to patient.
Application method: in use, by flame bracket 1 across the extremity for being placed on patient, by limbs of patient boneOn the tail end of nail be caught in the inside of V-type card slot 20, operation cross bar 17 rotates threaded rod 16, and then utilizes the bottom of threaded rod 16Side pressure is snugly within the tail end of the nail inside V-type card slot 20, rotates two operation handles 15, can extract nail.
Installation method:
The first step, the bottom both ends that two support bases 2 are welded on to flame bracket 1 first；
Second step, limited block 18 and guide sleeve 9 and cylindrical type mounting base 10 are using design is integrally formed, by limited block 18The inside of the second groove 3 and through slot 4 is fixedly mounted on guide sleeve 9 and cylindrical type mounting base 10；
Third step, the inside that adjustment seat 14 is fixedly mounted on to cylindrical type mounting base 10 by rolling bearing 11, then willScrew rod 7 is screwed onto the inside of adjustment seat 14, while 18 activity of limited block being connected to the inside of limiting slot 8；
4th step, the inside that dome 12 is fixedly mounted on to the first groove 5 by screw 13, then by two operation handles15 are symmetrically welded at the outside of adjustment seat 14 at the position of upper part；
Cross bar 17 is welded on the upper end of threaded rod 16 by the 5th step, is then operated cross bar 17 for threaded rod 16 and is screwed onto silkThe inside of bar 7, that is, install.
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, repairedChange, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.