CN103417276B - Regulating orthopedic device for ankle joint coronal plane compound malformation - Google Patents
Regulating orthopedic device for ankle joint coronal plane compound malformation Download PDFInfo
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- CN103417276B CN103417276B CN201310400826.2A CN201310400826A CN103417276B CN 103417276 B CN103417276 B CN 103417276B CN 201310400826 A CN201310400826 A CN 201310400826A CN 103417276 B CN103417276 B CN 103417276B
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Abstract
A regulating orthopedic device for ankle joint coronal plane compound malformation is composed of a bone fixing support, steel needle fixing clamps which are connected to the bone fixing support and steel needles which are clamped in the steel needle fixing clamps. The bone fixing support comprises a near-end hole full ring which is arranged on the middle section of a shinbone or the upper section of the shinbone, a far-end hole full ring arranged at the position of an ankle, a heel bone hole C-shaped ring arranged on the middle section of a heel bone, at least two quick traction extension long rods connected between the near-end hole full ring and the far-end hole full ring, two elastic quick traction extension long rods connected between the far-end hole full ring and the heel bone hole C-shaped ring, a threaded hole ring connecting ring connected between the near-end hole full ring and the far-end hole full ring and an arc-shaped hole ring which is connected to the threaded hole ring connecting rod in an adjustable mode through upper adjusting nuts and lower adjusting nuts and is arranged on the lower middle section of the shin bone.
Description
Technical field
The present invention relates to a kind of exter-nal fixer, particularly a kind of orthosis for the treatment of ankle Varus deformity or valgus deformity.
Background technology
The orthosis of existing treatment ankle malformation is generally Ilizarov ring type external fixator, and this external fixator complex structure is heavy, does not have quick-expansion function and interior valgus deformity orthopaedic function, lacks motility, operating difficulties, be unfavorable for functional training.
Summary of the invention
The object of this invention is to provide a kind of ankle joint coronalplane compound malformation regulation and control orthosis, the orthosis complex structure that solve traditional rectification ankle Varus deformity or valgus deformity is heavy, there is no quick-expansion function and interior valgus deformity orthopaedic function, lack motility, operating difficulties, be unfavorable for the technical problem of functional training.
For achieving the above object, the present invention adopts following technical scheme: a kind of ankle joint coronalplane compound malformation regulation and control orthosis, by bone fixed support, be connected to the steel needle fixing clamp on bone fixed support, and the draw point composition be clipped in steel needle fixing clamp, it is characterized in that: described bone fixed support comprises the near-end hole loopful being arranged on middle tibia or epimere place, be arranged on the far end hole loopful at ankle place, be arranged on the calcaneus hole C shape ring of calcaneus middle section, be connected at least two quick lengthening bars between near-end hole loopful and far end hole loopful, be connected to the quick lengthening bar of at least two elasticity between far end hole loopful and calcaneus hole C shape ring, be connected to a threaded hole ring connecting rod between near-end hole loopful and far end hole loopful, and to be connected on threaded hole ring connecting rod by up-down adjustment nut is adjustable and is arranged on the arc hole ring of lower section in tibia.
The quick lengthening bar of described elasticity comprises connecting rod, spring-compressed nut and elasticity drawing-off spring, the lower end of described connecting rod is articulated and connected on calcaneus hole C shape ring, the upper end of connecting rod is plugged in the hole of far end hole loopful, described spring-compressed nut thread is connected on connecting rod, on the connecting rod of described elasticity drawing-off spring housing between spring-compressed nut and far end hole loopful.
Described bone fixed support can also comprise threaded fixation clamp connecting rod, threaded fixation clamp connecting rod is connected on near-end hole loopful by upper and lower adjusting nut is adjustable, on threaded fixation clamp connecting rod, cover has draw point pad and draw point pressure pad, draw point pad and draw point pressure pad are connected on threaded fixation clamp connecting rod by upper and lower adjusting nut is adjustable, accompany half pin between draw point pad and draw point pressure pad.
One end of described threaded hole ring connecting rod is connected on near-end hole loopful by up-down adjustment nut is adjustable, and the other end of threaded hole ring connecting rod is articulated and connected on far end hole loopful by unidirectional joint device.
One end of described quick lengthening bar is connected on near-end hole loopful by having hinged and joint device that is locking function, and the other end of quick lengthening bar is connected on far end hole loopful by multidirectional articulation joint.
Described quick lengthening bar can include threaded rod, interior bar cover and outer bar cover, described threaded rod is inserted in interior bar cover from top to bottom, described interior bar cover is inserted in outer bar cover from top to bottom, and the lower end of described outer bar cover is provided with multidirectional articulation joint, and multidirectional articulation joint is provided with threaded connector.
The upper end of described interior bar cover is provided with flanging, and be provided with pressure controller between the upper end of interior bar cover and threaded rod, described pressure controller is overlapped by adjusting sleeve, Stress control and Compress Spring forms, the upper end of described adjusting sleeve is threaded with threaded rod, the bottom of adjusting sleeve is connected with Stress control external threading, the interior bar that described Stress control cover is movably set on the downside of flanging puts, and described Compress Spring is enclosed within the threaded rod between flanging that the upper end of adjusting sleeve and interior bar overlap.
It is uncovered that the medial wall, upper end that described outer bar overlaps is provided with taper, the lateral wall, upper end of outer bar cover is provided with external thread section, and be provided with lock-on connection between the upper end of outer bar cover and interior bar overlap, described lock-on connection is made up of cone shaped elastic circle and locking nut, described locking nut is threaded by external thread section the upper end of the cover of bar outside, described cone shaped elastic circle be inserted in taper uncovered in, be clipped in interior bar cover and between outer bar overlap, and the fixing of the upper end of cone shaped elastic circle is on the upper end of locking nut.
Described multidirectional articulation joint can be made up of Connection Block, hinged otic placode, middle pin, axle sleeve and bearing pin, wherein hinged otic placode is arranged on the lower end of outer bar cover, axle sleeve and bearing pin are articulated and connected on hinged otic placode by middle pin, Connection Block is articulated and connected again on bearing pin, and described threaded connector is arranged on Connection Block.
Described threaded connector can be out the internal thread hole on Connection Block.
Bar can be provided with between the medial wall that the lateral wall, bottom of described interior bar cover and outer bar overlap and overlap pad.
Described near-end hole loopful, far end hole loopful, calcaneus hole C shape ring and arc hole ring all can be carved with angle scale.
Compared with prior art the present invention has following characteristics and beneficial effect: the present invention has coronalplane drawing-off, pressurization, reset, fixing, multi-direction orthopaedic function, be used for specially treating the fracture of ankle and foot, and valgus deformity in ankle plyability (simultaneously have in bone in valgus deformity and contracture valgus deformity), be especially applicable to treatment bone and soft tissue deformity and the plyability deposited is lopsided.
The present invention can implement drawing-off replacement and fixation and malformation correction in interior space of turning up to the fracture of ankle and foot or deformity, can progressively correct bone sex deviation and arthrogryposis deformity simultaneously, the treatment of ankle various osteonosus can be met, be specially adapted for osteotomy and drawing-off orthopaedy.
The present invention is easy and safe to operate, and features simple structure is dexterous, meets anatomy and therapeutics requirement, is installed to after in suffering limb, less to the motion effects in ankle joint, bears a heavy burden and functional training so allow to suffer from body.
In operation, use the present invention, can ensure that operation technique completes under Wicresoft or noinvasive condition, avoid the destruction of local soft tissue damage and blood fortune to greatest extent, be conducive to promoting union of fracture and reconstruction, there is the advantage that curative effect is high and complication is low.
Be provided with multidirectional articulation joint in the present invention and there is hinged and joint device that is locking function, both can realize valgus deformity correcting function in ankle, and effectively can be locked in orthopedic rear enforcement again.
The present invention can make mechanical energy (mechanical environment) and bioenergy (tissue regeneration) have the good compatibility (reasonability of Mechanobiology environment), can meet flexible fastening that fracture early implementation provides axis and combined stress to stimulate strong fixing, mid-term, requirement that the later stage provides balance fixing.
The present invention has carried out new innovation to the mechanics effect of exter-nal fixer, has dynamic elasticity drawing-off function, has the structure complying with biological requirement, makes exter-nal fixer bionic boundary of marching toward become possibility, provides technology ensure for implementing cybernetics.
The present invention has incorporated the structural element of more Ilizarov external fixator, not only in rationale, there is again new breakthrough the aspects such as apparatus innovation, technical specification, clinical practice and treatment concept, substantially achieve theoretical system, apparatus seriation, regularized operation, criterion of therapeutical effect, define new bone External technique system.
Quick lengthening bar in the present invention is the important component implementing overall configuration and function combinations, the optimum organization of configuration can be carried out, increase practicality and the dexterity of configuration, can require that implementing drawing-off, pressurization, regulation and control elasticity and adaptability rigidity fixes according to treatment at therapeutic process, embody bionics function highlightedly, improve the compatibility of mechanical energy and bioenergy, meet the requirement of regeneration reconstruction and control theory, ensure that curative effect.
Over the course for the treatment of, according to treatment requirement, the quick lengthening bar in the present invention can be controlled by pressure controller, make quick lengthening bar implement elasticity drawing-off pressurization, flexible fastening (regulation and control elasticity) and adaptability rigidity and fix.
Quick lengthening bar in the present invention can stretch, namely clockwise or rotate counterclockwise lock-on connection 360 degree, quick lengthening bar can increase or shorten, solve the difficult problem that rigidity that exter-nal fixer fixes can not change, so can require to implement gap according to treatment at therapeutic process is that the adaptability balance of to be the flexible fastening of 1 ~ 2mm and later stage gap be in gap in early stage strong fixing, mid-term 3 ~ 5mm of zero is fixing.
Quick lengthening bar in the present invention has quick-expansion, slow prolongation and dynamic elasticity drawing-off are pressurizeed three kinds of functions, there is adjustment easy to operate, geometries optimize, practical, dexterous feature, more importantly, in the overall process for the treatment of, namely early, in, the difference in later stage fixes the stage, under the prerequisite of repertoire keeping exter-nal fixer, can meet early stage strong fixing respectively, flexible fastening in mid-term, the treatment requirement of the fixing stage bone of later stage balance, promote new bone growth, sclerotin mineralising, realize the optimized reconstruction of bone function and positive rehabilitation, realize healing completely, facilitate management after operation simultaneously, be convenient for measuring.
Compared with traditional extension rod (application publication number is the Chinese patent application of CN102860861A), the quick lengthening bar better use in the present invention, specific as follows:
The structure of what 1, traditional extension rod adopted is two-stage nitration bar, there is the problem that dilatability is little, and the quick lengthening bar in the present invention have employed the structure of three sections of bars, so tensile elongation increases a lot (collapsing length is larger) than traditional extension rod, 160mm ~ 350mm can be reached, adjusting range is wider, has very large advantage, avoid the drawback of the limited length of traditional extension rod to ankle is orthopedic.
2, when traditional extension rod is carried and shunk locking jaw on lock sleeve, easily make the screw thread in locking jaw fasten threaded rod, make threaded rod and bar cover locking, simultaneously, after traditional extension rod is locked by locking jaw, the fit clearance between threaded rod and bar overlap can cause extension rod to occur slight rolling innervation.Quick lengthening bar in the present invention eliminates locking jaw, stuck problem is there will be so avoid when threaded rod and locking jaw stretch, simultaneously, quick lengthening bar in the present invention devises outer bar cover and interior bar cover blind-mate is free to slide, and the slip of outer bar cover and interior bar cover is controlled by lock-on connection, significantly length adjustment is realized fast, owing to being being free to slide of blind-mate between interior bar cover and outer bar cover, so without rocking after locking with this.
3, traditional extension rod inconvenient problem with use is avoided.Stiffness reliability device on traditional extension rod places separately, when it withstands locking jaw, could realize stiffness reliability, adjust complexity during use to lose time, if when not needing stiffness reliability device, must be unloaded, so when using different configuration, must add to consider, and present invention employs principle built-in for stiffness reliability device, rename as pressure controller, by the Stress control cover in rotation pressure controller, the pressure of the present invention to art bone can be adjusted, by the adjusting sleeve in integral-rotation pressure controller, can make threaded rod and interior bar overlap between realize flexible fine setting, regulated the speed so both improve, in turn ensure that the degree of accuracy of adjustment, if when not needing stiffness reliability, directly Stress control cover can be rotated the bosom to adjusting sleeve, Compress Spring is depressed into the shortest (the inelastic state in Compress Spring place), now pressure controller is inoperative, but the effect of being locked is constant.
4, traditional extension rod is when processing locking jaw, difficulty of processing is large, finished product rate is low, production cost is high, become the bottleneck affecting product promotion, and the quick lengthening bar in the present invention eliminates locking jaw, reduce difficulty of processing and production cost, improve working (machining) efficiency, avoid the problem that processing locking jaw brings.
5, traditional exter-nal fixer all adopts rustless steel, x-ray fluoroscopy can be affected over the course for the treatment of, and except threaded rod, in the present invention, all can adopt lightweight duralumin, hard alumin ium alloy, titanium alloy or carbon fibre material, so expand x-ray fluoroscopy scope, add the perspective rate of exter-nal fixer, be convenient to carry out accurate assessment to therapeutic effect, be also more conducive to the situation diagnosing fracture exactly, significantly reduce the weight of exter-nal fixer in addition, be convenient to functional training.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention will be further described in detail.
Fig. 1 is the schematic diagram that the present invention corrects ankle valgus deformity.
Fig. 2 is decomposing schematic representation of the present invention.
Fig. 3 is schematic perspective view of the present invention.
Fig. 4 is the schematic front view of quick lengthening bar.
Fig. 5 is the decomposing schematic representation of quick lengthening bar.
Fig. 6 is the assembling schematic diagram of quick lengthening bar.
Fig. 7 is the schematic diagram of the external thread section on the lateral wall, upper end of lock-on connection and outer bar cover.
Fig. 8 is the structural representation of quick lengthening bar.
Fig. 9 is the enlarged diagram at I place in Fig. 8.
Figure 10 is the enlarged diagram at II place in Fig. 8.
Figure 11 is the schematic diagram that ankle valgus deformity has been corrected by the present invention.
Reference numeral: 1-far end hole loopful, 2-near-end hole loopful, the quick lengthening bar of 3-, 3.1-threaded rod, bar cover in 3.2-, the outer bar cover of 3.3-, 3.4-adjusting sleeve, 3.5-Compress Spring, 3.6-Stress control cover, 3.7-taper is uncovered, 3.8-cone shaped elastic circle, 3.9-external thread section, 3.10-locking nut, 3.11-bar cover pad, 3.12-threaded connector, 3.13-flanging, 3.14-bearing pin, 3.15-axle sleeve, 3.16-middle pin, 3.17-hinged otic placode, 3.18-Connection Block, 3.19-union joint, 3.20-locating hole, 4-threaded hole ring connecting rod, 5-arc hole ring, 6-up-down adjustment nut, the threaded fixation clamp connecting rod of 7-, 8-draw point pad, 9-draw point pressure pad, 10-half pin, 11-has hinged and joint device that is locking function, 12-unidirectional joint device, 13-calcaneus hole C shape ring, the quick lengthening bar of 14-elasticity, 14.1-connecting rod, 14.2-spring-compressed nut, 14.3-elasticity drawing-off spring, 15-tibia, 16-calcaneus.
Detailed description of the invention
Embodiment is see shown in Fig. 1-3, and this ankle joint coronalplane compound malformation regulation and control orthosis, by bone fixed support, is connected to the steel needle fixing clamp on bone fixed support and the draw point be clipped in steel needle fixing clamp forms.
Described bone fixed support comprises the near-end hole loopful 2 being arranged on middle tibia or epimere place, be arranged on the far end hole loopful 1 at ankle place, be arranged on the calcaneus hole C shape ring 13 of calcaneus middle section, be connected to two quick lengthening bars 3 between near-end hole loopful and far end hole loopful, be connected to the quick lengthening bar 14 of two elasticity between far end hole loopful and calcaneus hole C shape ring 13, be connected to a threaded hole ring connecting rod 4 between near-end hole loopful and far end hole loopful, and to be connected on threaded hole ring connecting rod 4 and the arc hole ring 5(being arranged on lower section in tibia also can be 1/4 hole ring by up-down adjustment nut 6 is adjustable).
The quick lengthening bar 14 of described elasticity comprises connecting rod 14.1, spring-compressed nut 14.2 and elasticity drawing-off spring 14.3, the lower end of described connecting rod 14.1 is articulated and connected on calcaneus hole C shape ring 13, the upper end of connecting rod 14.1 is plugged in the hole of far end hole loopful 1, described spring-compressed nut 14.2 is threaded on connecting rod 14.1, and described elasticity drawing-off spring 14.3 is enclosed within the connecting rod between spring-compressed nut 14.2 and far end hole loopful 1.
Described calcaneus hole C shape ring 13 and the quick lengthening bar 14 of elasticity are trans-articular elasticity drafting system, and trans-articular elasticity drafting system for threading a needle on calcaneus.
Described bone fixed support is designed to such reason, ankle varus, valgus deformity, contracted joint deformity all concentrate on the bone of distal tibial, distal tibial fracture and deformity, refer to the fracture and deformity that involve ankle joint articular surface, ankle joint is that human body bears a heavy burden maximum joint, stand walking time entire weight all drop on this joint, the stressed peak value of normal ankle joint 4 times of being about.The stability of ankle joint and motility are very important, and ankle joint is bone and ligament structure composition, and its stability is also bone and ligamentary system common support.Bone structure is made up of shin, distal fibular and astragalus.Distal tibial expands the part that inwardly below is outstanding and forms internal malleolus, and the part that distal fibular slightly expands forms external malleolus; Tibia lower end trailing edge, slightly toward processus aboralis, forms rear ankle.Wherein the lateral surface of internal malleolus has articular cartilage to adhere to, and constitutes articular facet of medial malleolus; Lower tibiofibula opisthodetic ligament has deepened rear ankle, thus restriction astragalus in ankle cave after move.The joint that body of talus shape of a saddle top and tibial plateau are formed is ankle joint, and the articular surface of its both sides forms joint with inside, external malleolus.The activities such as the walking in daily life and jump, main dorsiflexion, the plantar flexion motion relying on ankle joint.This joint deformity and fracture, treatment difficulty is large, and complication is many, and disability rate is high, is one of challenging orthopaedics difficult problem of most.If treatment does not meet ankle joint function anatomical features, can cause lower limb function and have a strong impact on.Therefore be connected to one between distal hole orifice ring and near-end hole loopful threaded hole ring connecting rod 4, adding support bracket fastened stability, be conducive to the center of guarantee sagittal plane hip joint, knee joint and ankle joint point-blank, prevent femur, tibia backbone from front or rear displacement occurring, avoid to cause lower limb function and have a strong impact on.
On threaded hole ring connecting rod 4, the arc hole ring 5(that lower section is arranged in tibia also can be 1/4 hole ring) can by the orthopedic damage range controlled at ankle joint, simultaneously both can effectively to B&J structural damage and soft tissue injury, particularly the damage of surrounding ligaments is carried out orthopedic, the local can carrying out fracturing again is fixed, trans-articular drawing-off is fixed, trans-articular is dynamically fixed, and pressurization is fixing during joint fusion, this fixed form and mechanical function, for treatment ankle joint complicated fracture, syntripsis and compound fracture and orthopedic, there is the effect that can not be substituted.
Described steel needle fixing clamp can be inclined greatly or partially little, also can be the assembly of draw point pressure pad and draw point pad, and steel needle fixing clamp is connected on near-end hole loopful 2, far end hole loopful 1, arc hole ring 5 and calcaneus hole C shape ring 13.
In the present embodiment, bone fixed support also comprises threaded fixation clamp connecting rod 7, threaded fixation clamp connecting rod 7 is connected on near-end hole loopful 2 by upper and lower adjusting nut 6 is adjustable, threaded fixation clamp connecting rod 7 is also connected with steel needle fixing clamp, this steel needle fixing clamp is the assembly being enclosed within draw point pad 8 on threaded fixation clamp connecting rod 7 and draw point pressure pad 9(and draw point pressure pad and draw point pad), draw point pad 8 and draw point pressure pad 9 are connected on threaded fixation clamp connecting rod 7 by upper and lower adjusting nut 6 is adjustable, half pin 10 is accompanied between draw point pad 8 and draw point pressure pad 9.
One end of described threaded hole ring connecting rod 4 is connected on near-end hole loopful 2 by up-down adjustment nut 6 is adjustable, and the other end of threaded hole ring connecting rod 4 is articulated and connected on far end hole loopful 1 by unidirectional joint device 12.
In the present embodiment, adopt the benefit of upper and lower adjusting nut to be to regulate the relative position of each rod member and hole ring, thus regulate the support bracket fastened size of bone according to different needs.
One end of described quick lengthening bar 3 is connected on near-end hole loopful 2 by having hinged and joint device 11 that is locking function, and the other end of quick lengthening bar 3 is connected on far end hole loopful 1 by multidirectional articulation joint.It is described that to have hinged and joint device 11 that is locking function can be the combination of any one or more in spherical universal joint (application publication number is the Chinese patent application of CN103006302A), damping joint (application publication number is the Chinese patent application of CN103006303A) or self-locking joint (application publication number is the Chinese patent application of CN103006301A).
Shown in Fig. 4-10, in the present embodiment, quick lengthening bar 3 includes threaded rod 3.1, interior bar cover 3.2 and outer bar cover 3.3, described threaded rod 3.1 is inserted in interior bar cover 3.2 from top to bottom, described interior bar cover 3.2 is inserted in outer bar cover 3.3 from top to bottom, the lower end of described outer bar cover 3.3 is provided with multidirectional articulation joint, and multidirectional articulation joint is provided with threaded connector 3.12.
The upper end of described interior bar cover 3.2 is provided with flanging 3.13, and be provided with pressure controller between the upper end of interior bar cover 3.2 and threaded rod 3.1, described pressure controller is by adjusting sleeve 3.4, Stress control cover 3.6 and Compress Spring 3.5 form, the upper end of described adjusting sleeve 3.4 is threaded with threaded rod 3.1, bottom and the Stress control of adjusting sleeve 3.4 overlap 3.6 and are threaded, described Stress control cover 3.6 is movably set on the interior bar cover 3.2 on the downside of flanging 3.13, described Compress Spring 3.5 is enclosed within the threaded rod 3.1 between flanging 3.13 that the upper end of adjusting sleeve 3.4 and interior bar overlap 3.2.
The medial wall, upper end of described outer bar cover 3.3 is provided with taper uncovered 3.7, the lateral wall, upper end of outer bar cover 3.3 is provided with external thread section 3.9, and the upper end of outer bar cover 3.3 and interior bar are provided with lock-on connection between overlapping 3.2, described lock-on connection is made up of cone shaped elastic circle 3.8 and locking nut 3.10, described locking nut 3.10 is threaded by external thread section 3.9 upper end of the cover of bar outside 3.3, described cone shaped elastic circle 3.8 is inserted in taper uncovered 3.7, be clipped in interior bar cover 3.2 and outer bar overlap between 3.3, and the upper end of cone shaped elastic circle 3.8 fixes on the upper end of locking nut 3.10.
Described multidirectional articulation joint is made up of Connection Block 3.18, hinged otic placode 3.17, middle pin 3.16, axle sleeve 3.15 and bearing pin 3.14, wherein hinged otic placode 3.17 is arranged on the lower end of outer bar cover 3.3, axle sleeve 3.15 and bearing pin 3.14 are articulated and connected on hinged otic placode 3.17 by middle pin 3.16, Connection Block 3.18 is articulated and connected again on bearing pin 3.14, described threaded connector 3.12 is arranged on Connection Block 3.18, as most preferred embodiment, threaded connector 3.12 is out the internal thread hole on Connection Block 3.18.
Be provided with bar between the medial wall that the lateral wall, bottom of described interior bar cover 3.2 and outer bar overlap 3.3 and overlap pad 3.11, the medial surface of bar cover pad 3.11 is provided with union joint 3.19, described interior bar cover 3.2 is provided with the locating hole 3.20 corresponding with union joint 3.19, and bar cover pad 3.11 is fixed on interior bar cover 3.2 by union joint 3.19 is relative with locating hole 3.20.
In other embodiments, quick lengthening bar 3 also can replace with traditional extension rod.Certainly, quick lengthening bar 3 can also adopt other more existing connecting rods.
In the present embodiment, all can adopt lightweight duralumin, hard alumin ium alloy, titanium alloy, carbon fibre material to make except threaded rod.
The tow sides of described near-end hole loopful 2, far end hole loopful 1, calcaneus hole C shape ring 13 and arc hole ring 5 are all carved with angle scale, and angle scale is engraved in front outer edge and the reverse side outer edge of hole ring.
In the present embodiment, the tow sides of far end hole loopful 1, near-end hole loopful 2, calcaneus hole C shape ring 13 and arc hole ring 5 are all carved with angle scale.Angle scale is engraved in front outer edge and the reverse side outer edge of hole ring, angle scale on far end hole loopful 1 and near-end hole loopful 2 is that the tolerance of 360 ° be made up of the angle scale of two 0 ° to 180 ° identifies, and the angle scale of two 0 ° to 180 ° is 0 ° with any point on loopful, launches mark angle index to both sides.
The layout of described draw point sets according to the concrete condition of sufferer.
Draw point in the present embodiment does not wear muscle: the draw point on near-end hole loopful 2 is screw thread half pin of two to three pieces of 4mm that inner side places before tibia, in three-dimensional layout; Draw point on arc hole ring 5 is 1 ~ 2 piece of full pin of thin diameter placed from inside to outside in calcaneus middle section; Draw point on far end hole loopful 1 be in calcaneus after be respectively installed with 1 piece thin diameter half pin afterwards with outer.
The effect of the lock-on connection in described quick lengthening bar is: make interior bar cover and outer bar overlap rapid drawing-off and locking, and interior bar cover and outer bar cover are locked at an arbitrary position.Specifically, the medial wall, upper end of described exactly outer bar cover is provided with taper uncovered (namely the medial wall, upper end of outer bar cover is the pyramidal structure that the diameter of axle diminishes gradually) from top to bottom, when tightening the locking nut in lock-on connection, taper is uncovered can be compressed cone shaped elastic circle, make bar cover in the locking of cone shaped elastic circle, bar cover and outer bar cover locking now, when unscrewing locking nut, the reinstatement of cone shaped elastic circle, makes interior bar overlap mutually externally bar cover free-extension.
Treatment stage in early days, when operative reduction, when the present invention being fixed on art bone, locking nut on quick lengthening bar is unclamped, quick lengthening bar is made to be in length fast tunable state (interior bar cover with outer bar cover can relative sliding), simultaneously fast fast lengthening bar various there is the effect of the joint device of hinged and locking function under be in free movement state, the present invention now can carry out three-dimensional adjustment neatly, carries out drawing-off, rotation, pressurization, reset.After art bone resets substantially, the joint device that is hinged and locking function that has in the present invention is locked, carried out the micro stretching contracting (adjusting sleeve can control the relative position of interior bar cover and threaded rod) of threaded rod by the adjusting sleeve in rotation pressure controller, the reduction of the fracture is finely tuned.After the adjustment of art bone resets, Stress control cover in pressure controller can be rotated the bosom to adjusting sleeve, now Compress Spring is compressed into the shortest, pressure controller inoperative (Compress Spring is inoperative), now fast lengthening bar will fully be fixed art bone fast, and for union of fracture, new bone mineralising provide strong fixing, that guarantees required by knitting initial stage is strong fixing, avoid the dislocation because stable difference causes, angulation is forbidden, the problems such as poor healing.
When the mid-term of knitting, need the flexible fastening providing axis and combined stress to stimulate to art bone, Stress control is overlapped rotation unclamp, Compress Spring is made to be in elastic force state, under the effect of the Compress Spring now in pressure controller, quick lengthening bar can have certain telescopic resilience (threaded rod and interior bar overlap elasticity and be connected), cover is controlled by rotational pressure, the elastic force of Compress Spring can be regulated, realize the elastic force that adjustment controls quick lengthening bar thus, thus reach the object of the pressure size controlling quick lengthening pole pair art bone, now, exter-nal fixer can be controlled, implement drawing-off, pressurization function, adjusting sleeve on quick lengthening bar is to drawing-off pressurization scope 0 ~ 200 handkerchief (unit) of knochenbruch.Rotate clockwise adjusting sleeve 360 degree, increase 1mm, rotate counterclockwise, shorten 1mm, this regulation and control, the flexible fastening rigidity that the best combined stress providing knitting mid-term stage stimulates, gives full play to the adaptability of bone counter stress, the growth of adjustable bone and absorption, promote the process of union of fracture, the optimized reconstruction of complete osteogenesis function.
The anaphase stage: the present invention will provide balance fixing, under the prerequisite of function keeping exter-nal fixer, the quantity of the quick lengthening bar in the present invention can be reduced at random fast, so both maintained support strength of the present invention, alleviate again the weight of exter-nal fixer, and facilitate management after operation, be beneficial to positive rehabilitation.
See Fig. 1, Figure 11, the present embodiment is used to carry out being described below of the inside and outside talipes varus osteotomy of ankle joint and drawing-off orthopaedy.
1, osteotomy and drawing-off orthopaedy are a kind of correcting technology principles for having bone sex deviation and contracture deformity simultaneously, and Specific Principles can the application respectively of and drawing-off orthopedic principle orthopedic with reference to osteotomy or use in conjunction.
2, bone and soft tissue deformity is applicable to and the plyability deposited is lopsided.
3, operating procedure:
(1) specification settles the present embodiment.
(2) Wicresoft connects hole osteotomy, utilizes maneuver or osteotome, and fracture is broken.
(3) can according to the size of lopsided amplitude, disposable orthopedic or slow drawing-off orthopaedy is adopted to bone sex deviation or soft tissue deformity, and adopt related technical measures: 1) to bone and soft tissue deformity by a small margin, can after osteotomy, implementing first phase, to correct pressurization fixing; 2) to bone sex deviation and significantly soft tissue deformity by a small margin, can be fixing to bone sex deviation row disposable rectification pressurization after osteotomy; Postoperative lopsided drawing-off deformity art is stayed to soft tissue deformity; 3) for two kinds significantly deformity and the person of depositing, deformity can stay postoperative rectification.
Claims (10)
1. an ankle joint coronalplane compound malformation regulation and control orthosis, by bone fixed support, be connected to the steel needle fixing clamp on bone fixed support, and the draw point composition be clipped in steel needle fixing clamp, it is characterized in that: described bone fixed support comprises the near-end hole loopful (2) being arranged on middle tibia or epimere place, be arranged on the far end hole loopful (1) at ankle place, be arranged on calcaneus hole C shape ring (13) of calcaneus middle section, be connected at least two quick lengthening bars (3) between near-end hole loopful and far end hole loopful, be connected to the quick lengthening bar (14) of at least two elasticity between far end hole loopful and calcaneus hole C shape ring (13), be connected to a threaded hole ring connecting rod (4) between near-end hole loopful and far end hole loopful, and adjustable to be connected to threaded hole ring connecting rod (4) upper and be arranged on the arc hole ring (5) of lower section in tibia by up-down adjustment nut (6).
2. ankle joint coronalplane compound malformation regulation and control orthosis according to claim 1, it is characterized in that: the quick lengthening bar (14) of described elasticity comprises connecting rod (14.1), spring-compressed nut (14.2) and elasticity drawing-off spring (14.3), the lower end of described connecting rod (14.1) is articulated and connected on calcaneus hole C shape ring (13), the upper end of connecting rod (14.1) is plugged in the hole of far end hole loopful (1), described spring-compressed nut (14.2) is threaded on connecting rod (14.1), described elasticity drawing-off spring (14.3) is enclosed within the connecting rod between spring-compressed nut (14.2) and far end hole loopful (1).
3. ankle joint coronalplane compound malformation regulation and control orthosis according to claim 1, it is characterized in that: described bone fixed support also comprises threaded fixation clamp connecting rod (7), threaded fixation clamp connecting rod (7) is connected on near-end hole loopful (2) by upper and lower adjusting nut (6) is adjustable, the upper cover of threaded fixation clamp connecting rod (7) has draw point pad (8) and draw point pressure pad (9), draw point pad (8) and draw point pressure pad (9) are connected on threaded fixation clamp connecting rod (7) by upper and lower adjusting nut (6) is adjustable, half pin (10) is accompanied between draw point pad (8) and draw point pressure pad (9).
4. ankle joint coronalplane compound malformation regulation and control orthosis according to claim 1, it is characterized in that: one end of described threaded hole ring connecting rod (4) is connected on near-end hole loopful (2) by up-down adjustment nut (6) is adjustable, and the other end of threaded hole ring connecting rod (4) is articulated and connected on far end hole loopful (1) by unidirectional joint device (12).
5. ankle joint coronalplane compound malformation regulation and control orthosis according to claim 1, it is characterized in that: one end of described quick lengthening bar (3) is connected on near-end hole loopful (2) by having hinged and joint device (11) that is locking function, and the other end of quick lengthening bar (3) is connected on far end hole loopful (1) by multidirectional articulation joint.
6. ankle joint coronalplane compound malformation regulation and control orthosis according to claim 1, it is characterized in that: described quick lengthening bar (3) includes threaded rod (3.1), interior bar cover (3.2) and outer bar cover (3.3), described threaded rod (3.1) is inserted in interior bar cover (3.2) from top to bottom, described interior bar cover (3.2) is inserted in outer bar cover (3.3) from top to bottom, the lower end of described outer bar cover (3.3) is provided with multidirectional articulation joint, and multidirectional articulation joint is provided with threaded connector (3.12);
The upper end of described interior bar cover (3.2) is provided with flanging (3.13), and be provided with pressure controller between the upper end of interior bar cover (3.2) and threaded rod (3.1), described pressure controller is by adjusting sleeve (3.4), Stress control cover (3.6) and Compress Spring (3.5) composition, the upper end of described adjusting sleeve (3.4) is threaded with threaded rod (3.1), the bottom of adjusting sleeve (3.4) is threaded with Stress control cover (3.6), described Stress control cover (3.6) is movably set on the interior bar cover (3.2) of flanging (3.13) downside, described Compress Spring (3.5) is enclosed within the threaded rod (3.1) between the upper end of adjusting sleeve (3.4) and the flanging (3.13) of interior bar cover (3.2),
The medial wall, upper end of described outer bar cover (3.3) is provided with taper uncovered (3.7), the lateral wall, upper end of outer bar cover (3.3) is provided with external thread section (3.9), and be provided with lock-on connection between the upper end of outer bar cover (3.3) and interior bar cover (3.2), described lock-on connection is made up of cone shaped elastic circle (3.8) and locking nut (3.10), described locking nut (3.10) is threaded by external thread section (3.9) upper end of bar cover (3.3) outside, described cone shaped elastic circle (3.8) is inserted in taper uncovered (3.7), be clipped between interior bar cover (3.2) and outer bar cover (3.3), and the upper end of cone shaped elastic circle (3.8) fixes on the upper end of locking nut (3.10).
7. ankle joint coronalplane compound malformation regulation and control orthosis according to claim 6, it is characterized in that: described multidirectional articulation joint is by Connection Block (3.18), hinged otic placode (3.17), middle pin (3.16), axle sleeve (3.15) and bearing pin (3.14) composition, wherein hinged otic placode (3.17) is arranged on the lower end of outer bar cover (3.3), axle sleeve (3.15) and bearing pin (3.14) are articulated and connected on hinged otic placode (3.17) by middle pin (3.16), Connection Block (3.18) is articulated and connected again on bearing pin (3.14), described threaded connector (3.12) is arranged on Connection Block (3.18).
8. ankle joint coronalplane compound malformation regulation and control orthosis according to claim 7, is characterized in that: described threaded connector (12) is out the internal thread hole on Connection Block (3.18).
9. ankle joint coronalplane compound malformation regulation and control orthosis according to claim 6, is characterized in that: be provided with bar between the lateral wall, bottom of described interior bar cover (3.2) and the medial wall of outer bar cover (3.3) and overlap pad (3.11).
10. ankle joint coronalplane compound malformation regulation and control orthosis according to claim 1, is characterized in that: described near-end hole loopful (2), far end hole loopful (1), calcaneus hole C shape ring (13) and arc hole ring (5) are carved with angle scale.
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| CN201310400826.2A CN103417276B (en) | 2013-09-06 | 2013-09-06 | Regulating orthopedic device for ankle joint coronal plane compound malformation |
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| CN201310400826.2A CN103417276B (en) | 2013-09-06 | 2013-09-06 | Regulating orthopedic device for ankle joint coronal plane compound malformation |
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| CN103417276B true CN103417276B (en) | 2015-05-13 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106726075A (en) * | 2017-03-01 | 2017-05-31 | 孙磊 | The Combined type external fixed support and pressure-adjustable fixed arm of adjustable pressure |
| CN109106434B (en) * | 2018-07-11 | 2021-01-15 | 河南省洛阳正骨医院（河南省骨科医院） | Combined multifunctional physiological bone pressurization bone external fixation support |
| CN111134811A (en) * | 2019-12-28 | 2020-05-12 | 河南科科生物科技有限公司 | Bidirectional pressure regulating type Taylor connecting rod and Taylor frame |
| CN111110337A (en) * | 2019-12-28 | 2020-05-08 | 河南科科生物科技有限公司 | One-way pressure regulating type Taylor connecting rod and Taylor frame |
| CN111202571A (en) * | 2020-03-18 | 2020-05-29 | 天津大西槐精密机械有限公司 | External fixation below-knee orthosis |
| CN112370131B (en) * | 2020-11-12 | 2024-07-02 | 广州民鋆医疗科技发展有限公司 | Tibia orthopedic external fixing support |
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