CN103445839B - Ankle multidimensional regulation-control orthosis - Google Patents
Ankle multidimensional regulation-control orthosis Download PDFInfo
- Publication number
- CN103445839B CN103445839B CN201310400817.3A CN201310400817A CN103445839B CN 103445839 B CN103445839 B CN 103445839B CN 201310400817 A CN201310400817 A CN 201310400817A CN 103445839 B CN103445839 B CN 103445839B
- Authority
- CN
- China
- Prior art keywords
- bar cover
- cover
- interior bar
- far
- ankle joint
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 210000003423 ankle Anatomy 0.000 title abstract description 19
- 210000000988 bone and bone Anatomy 0.000 claims abstract description 31
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 10
- 239000010959 steel Substances 0.000 claims abstract description 10
- 210000002303 tibia Anatomy 0.000 claims abstract description 10
- 210000000459 calcaneus Anatomy 0.000 claims abstract description 7
- 230000033228 biological regulation Effects 0.000 claims description 19
- 210000000544 articulatio talocruralis Anatomy 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims 2
- 210000002683 foot Anatomy 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 4
- 208000020084 Bone disease Diseases 0.000 abstract 1
- 230000006870 function Effects 0.000 description 24
- 230000036244 malformation Effects 0.000 description 11
- 230000000399 orthopedic effect Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 208000010392 Bone Fractures Diseases 0.000 description 6
- 206010017076 Fracture Diseases 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000012937 correction Methods 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 206010010149 Complicated fracture Diseases 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000009940 knitting Methods 0.000 description 3
- 230000001225 therapeutic effect Effects 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910000737 Duralumin Inorganic materials 0.000 description 2
- 229910001069 Ti alloy Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 210000000481 breast Anatomy 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 210000003414 extremity Anatomy 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000002594 fluoroscopy Methods 0.000 description 2
- 230000035876 healing Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 210000004872 soft tissue Anatomy 0.000 description 2
- 238000002560 therapeutic procedure Methods 0.000 description 2
- 238000012549 training Methods 0.000 description 2
- 208000027502 Ankle fracture Diseases 0.000 description 1
- 235000004869 Tussilago farfara Nutrition 0.000 description 1
- 240000000377 Tussilago farfara Species 0.000 description 1
- 241000469816 Varus Species 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000031016 anaphase Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000004221 bone function Effects 0.000 description 1
- 230000008468 bone growth Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000012010 growth Effects 0.000 description 1
- 230000030214 innervation Effects 0.000 description 1
- 230000003447 ipsilateral effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004899 motility Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 239000011664 nicotinic acid Substances 0.000 description 1
- 235000001968 nicotinic acid Nutrition 0.000 description 1
- 238000006396 nitration reaction Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000011164 ossification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 108010048734 sclerotin Proteins 0.000 description 1
- 230000017423 tissue regeneration Effects 0.000 description 1
Landscapes
- Surgical Instruments (AREA)
Abstract
An ankle multidimensional regulation-control orthosis is formed by a bone fixing support, steel needle fixing clamps connected onto the bone fixing support and steel needles clamped in the steel needle fixing clamps; the bone fixing support comprises a far-end U-shaped hole ring arranged at the calcaneus, a near end hole full ring arranged at the middle section or middle upper section of a tibia, and a plurality of fast extending lengthening rods which are connected between the far end U-shaped hole ring and the near end hole full ring; each fast extending lengthening rod comprises a thread rod, an inner rod sleeve and an outer rod sleeve; a pressure controller is arranged between the upper end part of the inner rod sleeve and the thread rod; a locking joint is arranged between the upper end part of the outer rod sleeve and the inner rod sleeve. The ankle multidimensional regulation-control orthosis can perform treatment tasks such as traction, resetting, fixing and deformity correcting on the fracture or deformity of the angle in a multidimensional space, the treatment on multiple bone diseases of the angle can be realized, particularly, flexible correcting can be realized on rotary deformity, strephexopodia and strephenopodia, and the orthosis plays an important role in foot correcting aspect and has obvious advantages.
Description
Technical field
The present invention relates to a kind of exter-nal fixer, particularly a kind of ankle multi-value regulation and control orthosis for the treatment of ankle complicated fracture and ankle malformation.
Background technology
Ankle malformation, definable is divided into the deformities such as angulation, rotation, displacement and length clinically; Be then multidimensional time space deformity from the definition of secondary dimension space, as the exception of two dimension, three-dimensional, four-dimensional or more secondary dimension aspect.Rotate and displacement deformity, with the measurement unit of angle; Displacement and length deformity are all displacement deformities, take distance as measurement unit.The orthopedic angle displacement exactly by changing lopsided angulation of ankle, makes it parallel with normal anatomical axis or vertical.Therefore, the rectification of ankle malformation, can apply multidimensional control principle and correct.The angulation deformity of ipsilateral is not two dimension deformity, angulation with rotate compound malformation, then be three-dimensional deformity, Horse hoof varus, bone and soft tissue symphysic teratism etc. are then that the four-dimension is lopsided.The center of rotation of ankle malformation is different from the deformity in backbone or other joint, except monoplane, single or compound malformation, and also has many planes, the complex deformity such as multi-direction.But deformity of different nature, all can apply many planes and multidirectional rectification control principle is corrected.
The exter-nal fixer of existing rectification ankle malformation is generally adopt Ilizarov ring type external fixator, Bastiani unilateral external fixator or AO block form external fixator, these exter-nal fixer have the following disadvantages: 1, Ilizarov external fixator complex structure is heavy, there is no quick Telescopic and multidimensional orthopaedic function, lack motility, operating difficulties, is unfavorable for reconstruction; , there is the shortcomings such as tibia heaviness, function is simple, draw point diameter is thick, be difficult to the treatment needs meeting ankle and foot complicated fracture or malformation correction in 2, Bastiani unilateral external fixator and AO block form external fixator.
Summary of the invention
The object of this invention is to provide a kind of ankle joint multi-value regulation and control orthosis, solve that the exter-nal fixer complex structure of traditional treatment ankle complicated fracture and ankle malformation, function are simple, inconvenient operation, be difficult to meet the technical problem of the treatment needs of ankle and foot complicated fracture or correcting abnormality of ankle.
For achieving the above object, the present invention adopts following technical scheme: a kind of ankle joint multi-value regulation and control orthosis, by bone fixed support, be connected to the steel needle fixing clamp on bone fixed support and the draw point be clipped in steel needle fixing clamp forms, it is characterized in that: the some quick lengthening bars that described bone fixed support comprises the far-end U-shaped hole ring being arranged on calcaneus place, the near-end hole loopful being arranged on middle tibia or middle epimere place and is connected between far-end U-shaped hole ring and near-end hole loopful.
Described quick lengthening bar includes 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.
Threaded rod in described quick lengthening bar to be hingedly connected with near-end hole loopful with the joint device of locking function by having, and the multidirectional articulation joint in quick lengthening bar is connected with far-end U-shaped hole ring.
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.
The medial surface of described bar cover pad can be provided with union joint, and described interior bar puts and is provided with the locating hole corresponding with union joint, and bar cover pad is fixed on interior bar puts by union joint is relative with locating hole.
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.
Described bone fixed support can also comprise by the adjustable screw rod be connected on near-end hole loopful of up-down adjustment nut, on described screw rod, cover has draw point pad and draw point pressure pad, and draw point pad and draw point pressure pad are connected on screw rod by upper and lower adjusting nut is adjustable, accompany half pin between draw point pad and draw point pressure pad.
Four quick lengthening bars can be connected with between described far-end U-shaped hole ring and near-end hole loopful.
Described far-end U-shaped hole ring and near-end hole loopful all can be carved with angle scale.
Angle scale on described far-end U-shaped hole ring can be that the tolerance of 180 ° be made up of the angle scale of two 0 ° to 90 ° identifies, and the angle scale of two 0 ° to 90 ° is 0 ° with the mid point of U-shaped ring and launches mark angle index to both sides.
Angle scale on described near-end hole loopful can be 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.
Compared with prior art the present invention has following characteristics and beneficial effect.
The present invention is a kind of new outer fixture with several functions, can implement drawing-off replacement and fixation, malformation correction treatment task in hyperspace to the fracture of ankle and foot or deformity.
Present invention employs a U-loop and a loopful, have employed quick lengthening bar simultaneously and there is the hinged scheme matched with joint device that is locking function, there is multi-direction orthopedic fixed function; Described quick lengthening bar can realize axial quick flexible and slowly extend or pressurization function, can quick locking at any time; Described have hinged and joint device that is locking function and also can implement effectively to be locked after orthopedic; Described far-end U-shaped hole ring is used for threading a needle at calcaneus, ankle and distal tibial can be made to realize stable fixing; Described near-end hole loopful is positioned at proximal tibia, realizes near-end fix with screw thread half pin.
It is controlled that the present invention is adjustable, applied widely, can flexible Application, the treatment of ankle various osteonosus can be met, especially be applicable to carrying out orthopaedic treatment to tibial rotation deformity: 1, the rotation deformity of tibia is as being positioned at the near-end of tibial tubercle, proximal tibia osteotomy should be selected, as rotation deformity is positioned at the far-end of tibial tubercle, tibial tubercle far-end should be selected to implement osteotomy orthopedic; 2, the osteotomy mode of rotation deformity, selects and key vertical plane osteotomy; If 3 rotation deformities extend simultaneously, after appropriateness extends, the rectification of rotation deformity can be implemented; 4, when the present invention carries out rotation deformity rectification, by the instant rotational correction of regulation and control hole ring, immediately correct by converting the quick position of lengthening bar on hole ring, time orthopedic, loosen the set bolt of the fixing quick lengthening bar on far-end U-shaped hole ring and near-end hole loopful, counter-rotating far-end U-shaped hole ring and near-end hole loopful, after malformation correction, be fastened and fixed bolt again.
The present invention, except carrying out orthopaedic treatment to tibial rotation deformity, also can realize orthopedic flexibly to strephexopodia and strephenopodia, so played significant role in the orthopedic and rotation deformity of foot, with the obvious advantage.
The present invention in use, can according to concrete therapeutic purposes, and carry out necessary adjustment (namely carrying out necessary adjustment to structure of the present invention) to quick lengthening bar, increase and decrease is changed, so that more meet treatment requirement.
Features simple structure of the present invention is dexterous, meets topology and therapeutics requirement, has feature easy to operate and safe.
The present invention is installed to after in suffering limb, less to the motion effects in ankle joint, so allow limbs to bear a heavy burden and functional training.
After employing the present invention, operation technique can complete under Wicresoft or noinvasive condition, avoids the destruction that local soft tissue is damaged and blood is transported to greatest extent, is conducive to promoting union of fracture and reconstruction, so be provided with the advantage that curative effect is high, complication is low.
During operation, according to the needs of different case, the present invention is placed on orthopedic bone, and fixes with draw point, the needs of whole-course treatment after once importing exter-nal fixer, can be met.
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.
Each component in the present invention is compared with existing Combined bone external-fixer, while the original component feature of maintenance, carry out again larger improvement and bring new ideas, add new function, the improvement and bring new ideas of each component makes the performance of exter-nal fixer newly be promoted, function is science, advanced person and practical more, meets the needs of multiple case.Specific as follows: 1, lengthening bar has drawing-off, pressurization function fast, over the course for the treatment of, according to treatment requirement, elasticity drawing-off, pressurization, flexible fastening (regulation and control elasticity) and adaptability rigidity can be implemented by pressure controller and fix.2, lengthening bar can stretch fast, 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.3, lengthening bar is the important component implementing overall configuration and function combinations fast, 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.
Quick lengthening bar in the present invention has quick-expansion, slow prolongation and dynamic elasticity drawing-off 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.
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.
Far-end U-shaped hole ring in the present invention and near-end hole loopful are provided with angle index, the object arranging angle index to make the rotation that places of the installation of quick lengthening bar and draw point all accomplish to quantize and accurately locate, so both can ensure that exter-nal fixer carried out Fast Installation, can ensure that again draw point is accomplished to quantize and accurately rotate, can also ensure that the present invention is when carrying out rotation deformity and correcting, control accurately RA.That is, solve that traditional exter-nal fixer operation installation rate is slow, the rotation deformity of correction of bone time can not carry out the technical problem that quantizes to locate when can not quantize accurately the angle of correcting and adjust draw point.
Although the scheme arranging angle index is fairly simple, to raising relevance grade of the present invention, there is important effect, especially to operation precision of the present invention, operation installation rate, operation installation level and teaching, all there is very large practical significance.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention will be further described in detail.
Fig. 1 is schematic perspective view of the present invention.
Fig. 2 is using state schematic perspective view of the present invention.
Fig. 3 is using state schematic front 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 schematic diagram near-end hole loopful being carved with angle scale.
Figure 12 is schematic diagram far-end U-shaped hole ring being carved with angle scale.
Reference numeral: 1-far-end U-shaped hole ring, 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-has hinged and joint device that is locking function, 5-screw rod, 6-up-down adjustment nut, 7-draw point pad, 8-draw point pressure pad, 9-half pin.
Detailed description of the invention
Embodiment is see shown in Fig. 1-3, and this ankle joint multi-value 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.The some quick lengthening bars 3 that described bone fixed support comprises the far-end U-shaped hole ring 1 being arranged on calcaneus place, the near-end hole loopful 2 being arranged on middle tibia or middle epimere place and is connected between far-end U-shaped hole ring and near-end hole loopful.As most preferred embodiment, between far-end U-shaped hole ring 1 and near-end hole loopful 2, be connected with four quick lengthening bars 3.
See Fig. 4-10, 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 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 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.
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, and 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.
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, and 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, and Connection Block 3.18 is connected with far-end U-shaped hole ring 1 by bolt.
Described bone fixed support also comprises by the adjustable screw rod 5 be connected on near-end hole loopful 2 of up-down adjustment nut 6, on described screw rod 5, cover has draw point pad 7 and draw point pressure pad 8, and draw point pad 7 and draw point pressure pad 8 are connected on screw rod 5 by upper and lower adjusting nut 6 is adjustable, accompany half pin 9 between draw point pad 7 and draw point pressure pad 8.
As most preferred embodiment, the threaded rod 3.1 in quick lengthening bar 3 to be hingedly connected with near-end hole loopful 2 with the joint device 4 of locking function by having, and the multidirectional articulation joint in quick lengthening bar 3 is connected with far-end U-shaped hole ring 1.It is described that to have hinged and joint device 4 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).
In the present embodiment, all can adopt lightweight duralumin, hard alumin ium alloy, titanium alloy, carbon fibre material to make except threaded rod.
See Figure 11, Figure 12, the tow sides of described far-end U-shaped hole ring 1 and near-end hole loopful 2 are all carved with angle scale, and angle scale is engraved in front outer edge and the reverse side outer edge of hole ring, angle scale wherein on near-end hole loopful 2 is that the tolerance of 360 ° be made up of the angle scale of two 0 ° to 180 ° identifies, the angle scale of two 0 ° to 180 ° is 0 ° with any point on loopful, mark angle index is launched to both sides, angle scale on far-end U-shaped hole ring 1 is that the tolerance of 180 ° be made up of the angle scale of two 0 ° to 90 ° identifies, the angle scale of two 0 ° to 90 ° is 0 ° with the mid point of U-shaped ring, and mark angle index is launched to both sides.
The layout of described draw point sets according to the concrete condition of sufferer, in general, can be that screw thread half pin that near-end inner side before tibia places 3 pieces of 4mm (or penetrates two root 4mm screw thread half pins the positively biased side of middle tibia, 1 4mm screw thread half pin is penetrated again) in tibial medial, in three-dimensional layout, draw point does not pass through muscle, far-end places 1 to the 2 piece thin full pin of diameter (Kirschner wire of 2.5mm) from inside to outside at calcaneus place, 1 piece thin diameter half pin (Kirschner wire of 2.5mm) is respectively worn afterwards with outer after in calcaneus, the full pin of thin diameter and thin diameter half pin are all by inclined greatly or to be littlely partially fixed on far-end U-shaped hole ring.
The effect of the lock-on connection in 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 drawing-off 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.
Claims (10)
1. an ankle joint multi-value regulation and control orthosis, by bone fixed support, be connected to the steel needle fixing clamp on bone fixed support and the draw point be clipped in steel needle fixing clamp forms, it is characterized in that: described bone fixed support comprises far-end U-shaped hole ring (1) being arranged on calcaneus place, the near-end hole loopful (2) being arranged on middle tibia or middle epimere place and is connected to some quick lengthening bars (3) between far-end U-shaped hole ring and near-end hole loopful;
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).
2. ankle joint multi-value regulation and control orthosis according to claim 1, it is characterized in that: the threaded rod (3.1) in described quick lengthening bar (3) to be hingedly connected with near-end hole loopful (2) with the joint device (4) of locking function by having, and the multidirectional articulation joint in quick lengthening bar (3) is connected with far-end U-shaped hole ring (1).
3. ankle joint multi-value regulation and control orthosis according to claim 1, 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).
4. ankle joint multi-value regulation and control orthosis according to claim 1, 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).
5. ankle joint multi-value regulation and control orthosis according to claim 4, is characterized in that: described threaded connector (12) is out the internal thread hole on Connection Block (3.18).
6. ankle joint multi-value regulation and control orthosis according to claim 1, it is characterized in that: described bone fixed support also comprises by the adjustable screw rod (5) be connected on near-end hole loopful (2) of up-down adjustment nut (6), the upper cover of described screw rod (5) has draw point pad (7) and draw point pressure pad (8), and draw point pad (7) and draw point pressure pad (8) are connected on screw rod (5) by upper and lower adjusting nut (6) is adjustable, accompany half pin (9) between draw point pad (7) and draw point pressure pad (8).
7. ankle joint multi-value regulation and control orthosis according to claim 1, is characterized in that: be connected with four quick lengthening bars (3) between described far-end U-shaped hole ring (1) and near-end hole loopful (2).
8. ankle joint multi-value regulation and control orthosis according to claim 1, is characterized in that: described far-end U-shaped hole ring (1) and near-end hole loopful (2) are all carved with angle scale.
9. ankle joint multi-value regulation and control orthosis according to claim 8, it is characterized in that: the angle scale on described far-end U-shaped hole ring (1) is that the tolerance of 180 ° be made up of the angle scale of two 0 ° to 90 ° identifies, and the angle scale of two 0 ° to 90 ° is 0 ° with the mid point of U-shaped ring and launches mark angle index to both sides.
10. ankle joint multi-value regulation and control orthosis according to claim 8, it is characterized in that: the angle scale on described near-end hole loopful (2) is that the tolerance of 360 ° be made up of the angle scale of two 0 ° to 180 ° identifies, the angle scale of two 0 ° to 180 ° is 0 ° with any point on loopful, launches mark angle index to both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310400817.3A CN103445839B (en) | 2013-09-06 | 2013-09-06 | Ankle multidimensional regulation-control orthosis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310400817.3A CN103445839B (en) | 2013-09-06 | 2013-09-06 | Ankle multidimensional regulation-control orthosis |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103445839A CN103445839A (en) | 2013-12-18 |
| CN103445839B true CN103445839B (en) | 2015-06-03 |
Family
ID=49728978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310400817.3A Expired - Fee Related CN103445839B (en) | 2013-09-06 | 2013-09-06 | Ankle multidimensional regulation-control orthosis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103445839B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106108992B (en) * | 2016-08-25 | 2018-11-09 | 李刚 | Bone block extension apparatus |
| CN107961056B (en) * | 2017-11-24 | 2020-04-28 | 中国人民解放军总医院第一附属医院 | Force line measuring angle positioning device for osteotomy around knee joint |
| CN108577951B (en) * | 2018-05-17 | 2020-11-06 | 北京工业大学 | External fixator for correcting ankle deformity |
| CN109966106B (en) * | 2019-04-11 | 2023-11-21 | 潍坊钰鼎生物科技有限公司 | Auxiliary reduction mechanism for fracture |
| CN110946640A (en) * | 2019-12-30 | 2020-04-03 | 朱怀宇 | Humerus stretching and compressing device |
| CN112716618B (en) * | 2021-01-25 | 2022-03-01 | 苏州法兰克曼医疗器械有限公司 | Safety mechanism of cutting anastomat executing assembly |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1644936A1 (en) * | 1989-04-11 | 1991-04-30 | А. Л. Матвеев | Compression and distraction apparatus |
| JP2002306501A (en) * | 2001-04-10 | 2002-10-22 | Yoshino Kenichi | External fixation device |
| CN1427693A (en) * | 2000-05-09 | 2003-07-02 | 奥叟菲克斯公司 | Ring fixator |
| CN103006301A (en) * | 2012-10-22 | 2013-04-03 | 夏和桃 | Self-locking joint for external bone fixator and regulating type bionic external bone fixator |
| CN203425022U (en) * | 2013-09-06 | 2014-02-12 | 江苏广济医疗科技有限公司 | Ankle joint multi-dimensional regulating orthopedic device |
-
2013
- 2013-09-06 CN CN201310400817.3A patent/CN103445839B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1644936A1 (en) * | 1989-04-11 | 1991-04-30 | А. Л. Матвеев | Compression and distraction apparatus |
| CN1427693A (en) * | 2000-05-09 | 2003-07-02 | 奥叟菲克斯公司 | Ring fixator |
| JP2002306501A (en) * | 2001-04-10 | 2002-10-22 | Yoshino Kenichi | External fixation device |
| CN103006301A (en) * | 2012-10-22 | 2013-04-03 | 夏和桃 | Self-locking joint for external bone fixator and regulating type bionic external bone fixator |
| CN203425022U (en) * | 2013-09-06 | 2014-02-12 | 江苏广济医疗科技有限公司 | Ankle joint multi-dimensional regulating orthopedic device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103445839A (en) | 2013-12-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103445839B (en) | Ankle multidimensional regulation-control orthosis | |
| CN103445838B (en) | Long bone fracture repositioning device | |
| CN203425022U (en) | Ankle joint multi-dimensional regulating orthopedic device | |
| CN103445841B (en) | Regulation-control orthosis for coronal plane deformity of ankle | |
| US9066757B2 (en) | Orthopedic external fixator and method of use | |
| CN102860861B (en) | Fast extension rod for bone external fixing device and adjustable bionic bone external fixing device | |
| CN103006301B (en) | Exter-nal fixer self-locking joint and controlling type Bionics Bone external fixator | |
| CN103006302B (en) | Exter-nal fixer spherical universal joint and controlling type Bionics Bone external fixator | |
| CN103417276B (en) | Regulating orthopedic device for ankle joint coronal plane compound malformation | |
| CN109567914A (en) | Scalable defective bone restoration external fixation device | |
| CN203425012U (en) | Ankle joint coronal plane composite malformation regulating orthopedic device | |
| CN103445842B (en) | Talipes equines orthosis | |
| CN103445834B (en) | Fast drawing extension rod | |
| CN103445840B (en) | Talipes calcaneus multifunctional regulation control outer fixer | |
| CN203425020U (en) | Long bone fracture restorer | |
| CN103445835B (en) | Hip joint correction and thighbone extender | |
| CN208002875U (en) | Ankle joint correction adjustable external fixing rack | |
| CN203425024U (en) | Talipes equines orthopedic instrument | |
| CN203425014U (en) | Ankle joint coronal plane malformation regulating orthopedic device | |
| CN211460462U (en) | Unilateral external fixation support | |
| CN203677224U (en) | External connection support for department of orthopaedics | |
| CN203425016U (en) | Hip joint orthopedics and thigh bone extender | |
| CN202859269U (en) | Multi-direction adjustable foot radius external fixation frame | |
| CN203425015U (en) | Rapid-drawing extension rod | |
| CN203425013U (en) | Ring type triangular synchronous control extender for thigh bone |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150603 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |