Summary of the invention
It is an object of the invention at least solve one of the technical problems existing in the prior art, a kind of arthrodesis is providedBrace and production method, good fixing effect are conducive to the rehabilitation in joint.
Used technical solution is to solve above-mentioned technical problem:
On the one hand, the present invention provides a kind of arthrodesis brace, comprising: the first brace mould group, for wrapping up the one of jointSide, the first brace mould group include the first brace and the second brace being mutually butted, on first brace with the second braceThe both ends of docking are respectively the first butt end and the second butt end, the both ends difference docked on second brace with the first braceFor third butt end and the 4th butt end；Second brace mould group, for wrapping up the other side in joint；Adjust joint motion angleRunner assembly, the runner assembly connect the first brace mould group and the second brace mould group；Several snap components, the snap componentConnect second butt end and the 4th butt end；Several elastic adjusting components, the elastic adjusting component adjust described firstThe distance between butt end and third butt end.
Preferably, the second brace mould group includes the third brace and the 4th brace being mutually butted, the third braceThe upper both ends docked with the 4th brace are respectively the 5th butt end and the 6th butt end, on the 4th brace with third brace pairThe both ends connect are respectively the 7th butt end and the 8th butt end, and the snap component is also connected with the 6th butt end and the 8th dockingEnd, the elastic adjusting component adjust the distance between the 5th butt end and the 7th butt end.
Preferably, there are two the runner assemblies, a runner assembly connects the first brace and third brace, anotherA runner assembly connects the second brace and the 4th brace.
Preferably, the runner assembly includes the first rotating member and the second rotating member of rotation connection, first rotationPart is equipped with limited block, and second rotating member, which is equipped with, to respectively correspond contact with two end faces of the limited blockFirst spacing block set and the second spacing block set.
Preferably, second rotating member includes third rotating member, the 4th rotating member and the 5th rotating member, first limitPosition convex block is set on third rotating member, and second spacing block set is set on the 4th rotating member, the end face of the third rotating memberThe ring gear different with diameter is respectively equipped on the end face of the 4th rotating member, the ring gear include that several first circumferentially arranged stingTooth is closed, the 5th rotating member is equipped with several circumferentially arranging with matched second tooth engaged of first tooth engaged.
It preferably, further include fastener, the fastener limits first rotating member, third rotating member, the 4th rotationPart and the 5th rotating member in axial direction move.
Preferably, first rotating member is equipped with several instructions first spacing block set and the rotation of the second spacing block setThe instruction point of angle.
Preferably, the snap component includes card cap, the first fixture block and the second fixture block that are oppositely arranged, is set on the card capThere is card slot, first fixture block and the second fixture block dock the fixture block entirety to be formed with card slot cooperation.
Preferably, be respectively equipped on first fixture block and the opposite side of the second fixture block mutually matched positioning protrusion andPositioning groove.
Preferably, mutually matched wave is equipped between the card slot and the first fixture block and between card slot and the second fixture blockUnrestrained portion, the one wave part include extending to form wavy several cambered surfaces along its length.
It preferably, further include housing screw, the housing screw passes through card cap and compresses first fixture block and the second fixture block.
Preferably, the elastic adjusting component includes gear and rack gear.
It preferably, further include mutually chimeric the first fixing piece and the second fixing piece, first fixing piece is equipped with theOne mounting groove, the gear are installed in first mounting groove, and second fixing piece is equipped with and first mounting grooveChimeric chimeric block, the chimeric block are equipped with the second mounting groove, the setting rack gear, the gear in second mounting grooveIt is connected with the screw part of coaxial arrangement.
It preferably, further include lock-screw, the lock-screw passes through the side of first fixing piece.
On the other hand, the present invention provides a kind of production method of arthrodesis brace, using on 3D printer printing and makingThe arthrodesis brace stated.
Beneficial effects of the present invention: this arthrodesis brace and production method, this arthrodesis brace, the first brace mouldGroup and the second brace Mo Zu wrap front side and the rear side of joint part respectively, connect the first brace mould group by runner assemblyWith the second brace mould group, the activity point of view in joint is adjusted with this.In addition, the of the second butt end of the first brace and the second braceFour butt ends are fixedly connected by snap component, and the first butt end of the first brace and the third butt end of the second brace then lead toThe elastic adjustable distance between the two of adjusting component is crossed, to adjust the elasticity of the front side in package joint.This arthrodesisThe activity point of view in joint is adjusted in brace, and joint can be movable in certain angular range, and the pine of adjustable arthrodesisTightness, good fixing effect are conducive to the rehabilitation in joint.
Specific embodiment
This part will be described in specific embodiments of the present invention, and the preferred embodiments of the invention is shown in the accompanying drawings, attachedThe effect of figure be with figure remark additionally book word segment description, enable a person to intuitively, visually understand of the inventionEach technical characteristic and overall technical architecture, but it should not be understood as limiting the scope of the invention.It is to be appreciated thatBe related to orientation description, for example, above and below, the orientation or positional relationship of the instructions such as front, rear, left and right be side based on the figurePosition or positional relationship, are merely for convenience of description of the present invention and simplification of the description, rather than the device or member of indication or suggestion meaningPart must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In the description of the present invention, several to be meant that one or more, it is multiple to be meant that two or more, be greater than,Be less than, more than etc. be interpreted as not including this number, it is above, following, within etc. be interpreted as including this number.If there is being described to first,Second is only intended to for the purpose of distinguishing technical characteristic, is not understood to indicate or imply relative importance or implicitly indicates instituteThe quantity of the technical characteristic of instruction or the precedence relationship for implicitly indicating indicated technical characteristic.
Referring to Fig.1~Fig. 3 and Figure 13, the embodiment of the present invention provide a kind of arthrodesis brace, including the first brace mould group100 and the second brace mould group 200, the first brace mould group 100 be used to wrap up the side in joint, the second brace mould group 200 is for wrappingWrap up in the other side in joint；It further include the runner assembly 50 for adjusting joint motion angle, runner assembly 50 connects the first brace mould group100 and the second brace mould group 200.
Wherein, the first brace mould group 100 includes the first brace 10 and the second brace 20 that are mutually butted, on the first brace 10The both ends docked with the second brace 20 are respectively the first butt end 11 and the second butt end 12, on the second brace 20 with the first braceThe both ends of 10 docking are respectively third butt end 21 and the 4th butt end 22.This arthrodesis brace is equipped with several snap components 60With elastic adjusting component 70, snap component 60 connects the second butt end 12 and the 4th butt end 22, and elastic adjusting component 70 is adjustedThe distance between first butt end 11 and third butt end 21.
This arthrodesis brace, the first brace mould group 100 and the second brace mould group 200 wrap joint part respectivelyFront side and rear side, connect the first brace mould group 100 and the second brace mould group 200 by runner assembly 50, adjust the two with thisActivity point of view, to adjust the activity point of view in joint.In addition, the first brace 10 the second butt end 12 and the second brace 20Four butt ends 22 are fixedly connected by snap component 60, and the third of the first butt end 11 of the first brace 10 and the second brace 20Butt end 21 is then by the elastic adjustable distance between the two of adjusting component 70, to adjust the elastic of the front side in package jointDegree.
The activity point of view in joint is adjusted in this arthrodesis brace, and joint can be movable in certain angular range, andThe elasticity of adjustable arthrodesis, good fixing effect are conducive to the rehabilitation in joint.
In addition, similarly, the second brace mould group 200 includes the third brace 30 and the 4th brace 40 being mutually butted, thirdThe both ends docked on brace 30 with the 4th brace 40 are respectively the 5th butt end 31 and the 6th butt end 32, on the 4th brace 40 withThe both ends that third brace 30 docks are respectively the 7th butt end 41 and the 8th butt end 42, connect the 6th pair by snap component 60Connect end 32 and the 8th butt end 42, by elastic adjusting component 70 adjust between the 5th butt end 31 and the 7th butt end 41 away fromFrom with the elasticity of this rear side for realizing third brace 30 and the 4th brace 40 package joint.
In the present embodiment, there are two runner assemblies 50, a runner assembly 50 connects the first brace 10 and third brace30, another runner assembly 50 connects the second brace 20 and the 4th brace 40.
Preferably, as shown in Figure 3 and Figure 4, runner assembly 50 includes the first rotating member 51 being rotatablely connected and second turnMoving part 52, the first rotating member 51 are equipped with limited block 511, and the second rotating member 52 is equipped with can be with two of limited block 511End face respectively corresponds the first spacing block set 521 and the second spacing block set 522 of contact.The rotation of second rotating member 52, the first limitConvex block 521 and the second spacing block set 522 can be contacted with two end faces of limited block 511, to limit, make the second rotating member 52It is only capable of rotating within the scope of certain angle.First spacing block set 521 and the second spacing block set 522 define 51 He of the first rotating memberThe relative rotation angle of second rotating member 52, namely define the activity point of view in joint.Joint is living in the angular range of safetyIt is dynamic, the speed of rehabilitation can be accelerated.
It is opposite by the second rotating member of position-adjustable 52 for adjusting the first spacing block set 521 and the second spacing block set 522In the rotational angle range of the first rotating member 51.Preferably, as shown in Figure 5 and Figure 6, the second rotating member 52 is rotated including thirdPart 53, the 4th rotating member 54 and the 5th rotating member 55, the first spacing block set 521 are set on third rotating member 53, the second limit convexBlock 522 is set on the 4th rotating member 54, is respectively equipped with diameter on the end face of the end face of third rotating member 53 and the 4th rotating member 54Different ring gears 56, ring gear 56 include several the first tooth engageds 561 circumferentially arranged, and the 5th rotating member 55 is in equipped with severalCircumferential arrangement with matched second tooth engaged 551 of the first tooth engaged 561.Third rotating member 53, the 4th rotating member 54 and the 5thThe combination of rotating member 55 forms the second rotating member 52, wherein third rotating member 53 and the 4th rotating member 54 are for adjusting the first limitThe angle position of convex block 521 and the second spacing block set 522.Ring gear 56 and the 5th on third rotating member 53 and the 4th rotating member 54The second tooth engaged 551 on rotating member 55 is clamped positioning, adjusts third rotating member 53 and the 4th rotating member 54 in the 5th rotating memberClamping position on 55, i.e., the angle position of adjustable first spacing block set 521 and the second spacing block set 522, such as Fig. 4 and Fig. 7Two different clamping positions are shown, to adjust rotational angle model of second rotating member 52 relative to the first rotating member 51It encloses, adjusts the activity point of view in joint.In the present embodiment, the first tooth engaged 561 and the second tooth engaged 551 are serrated.
It is understood that the first tooth engaged 561 and the second tooth engaged 551 can be for being capable of mutually matched salient points and recessedPoint etc., as long as can be realized the clamping of the two.
When the first spacing block set 521 and the second spacing block set 522 are contacted with two end faces of limited block 511 simultaneously,Joint is completely fixed, akinesia, and joint motion angle is that range is 0.It is adjusted according to the rehabilitation situation in joint or degree of impairmentActivity point of view gradually adjusts the activity point of view range for expanding joint with the rehabilitation in joint, is conducive to the rehabilitation for accelerating joint,Prevent joint from causing because fixing for a long time stiff.
As shown in figure 5, the first rotating member 51 is set on third brace 30, the 5th rotating member 55 is set on the first brace 10,It should be noted that the first rotating member 51 can be set on the first brace 10 and the 5th rotating member 55 can be set to third branchOn tool 30.
It further, further include fastener, fastener limits the first rotating member 51, third rotating member 53, the 4th rotating member54 and the 5th rotating member 55 in axial direction move.As shown in fig. 6, fastener includes screw 57 and nut 58 in the present embodiment.When adjusting the activity point of view in joint, loosening fasteners adjust the position of third rotating member 53 and the 4th rotating member 54, adjust and completeAfter lock.Fastener locking, only limits the first rotating member 51, third rotating member 53, the 4th rotating member 54 and the 5th rotating member55 position in the axial direction prevents third rotating member 53 and the 4th rotating member 54 from falling off, and fastener is not exclusively locked, not shadowRing the rotation of the first rotating member 51, third rotating member 53, the 4th rotating member 54 and the 5th rotating member 55.
Further, the first rotating member 51 is equipped with 522 turns of the first spacing block set 521 of several instructions and the second spacing block setThe instruction point 59 of dynamic angle.Instruction point 59 can be graduation mark, or salient point on 51 periphery of the first rotating member orConcave point.As shown in figure 8, the rotation of the second spacing block set 522 is contacted with limited block 511, the first spacing block set 521 is in most at this timeWide-angle, setting an instruction point 59 indicates 10 °, then position namely second rotating member 52 of first spacing block set 521 at 30 °The maximum angle rotated counterclockwise is 30 °.
Preferably, as shown in Figure 9 and Figure 10,62 and of the first fixture block that snap component 60 includes card cap 61, is oppositely arrangedSecond fixture block 63, card cap 61 are equipped with card slot 611, and the first fixture block 62 and the docking of the second fixture block 63 are formed and the cooperation of card slot 611Fixture block is whole.The shape of fixture block entirety upper end is identical as the shape of card slot 611, and in the present embodiment, card slot 611 is T-shaped, Ke YiliSolution, card slot 611 can be bar shaped or irregular shape, as long as can be realized card cap 61 and the first fixture block 62, second cardThe clamping of block 63.As shown in figure 9, the first fixture block 62 and the second fixture block 63 are respectively arranged on 10 He of the first brace being oppositely arrangedOn second brace 20 or on third brace 30 and the 4th brace 40.
Further, mutually matched positioning protrusion is respectively equipped on the first fixture block 62 and the opposite side of the second fixture block 63621 and positioning groove, when being docked convenient for the first brace 10 and the second brace 20 and third brace 30 and the docking of the 4th brace 40Shi Dingwei prevents positional shift.
Further, it is equipped between card slot 611 and the first fixture block 62 and between card slot 611 and the second fixture block 63 mutualThe one wave part 612 of cooperation, one wave part 612 include extending to form wavy several cambered surfaces along its length.One wave part 612 makesThe cooperation of card slot 611 and the first fixture block 62, the second fixture block 63 is more firm, and card cap 61 is not easily to fall off.
It further, further include housing screw 64, housing screw 64 passes through card cap 61 and compresses the first fixture block 62 and the second cardThe upper surface of block 63.Housing screw 64 applies pressure to the first fixture block 62 and the second fixture block 63, increases the first fixture block 62, second cardThe contact friction force of block 63 and card slot 611 consolidates card cap 61 and the connection of the first fixture block 62, the second fixture block 63 further, cardCap 61 is not easily to fall off.
Between first brace 10 and the second brace 20, between third brace 30 and the 4th brace 40, lower end passes through buckle groupPart 60 is fixedly connected, and upper end then passes through elastic adjusting component 70 and connects, and elastic adjusting component 70 is realized by adjustable range and wrapped upThe adjusting of the elasticity in joint.
Preferably, as is illustrated by figs. 11 and 12, elastic adjusting component 70 includes gear 71 and rack gear 72, pass through gear 71The adjusting of distance is realized with the cooperation of rack gear 72.
Further, further include mutually chimeric the first fixing piece 73 and the second fixing piece 74, set on the first fixing piece 73There is the first mounting groove 731, gear 71 is installed in the first mounting groove 731, and the second fixing piece 74 is equipped with and the first mounting groove 731Chimeric chimeric block 741, chimeric block 741 are equipped with the second mounting groove 742 of installation rack gear 72, and gear 71 is connected with coaxial arrangementScrew part 75.First fixing piece 73 and the second fixing piece 74 are respectively arranged on the first brace 10 and the second brace 20 being oppositely arrangedOn upper or third brace 30 and the 4th brace 40, by screwing the rotation of 75 adjustment gear 71 of screw part, so that it is solid to adjust firstDetermine the distance between part 73 and the second fixing piece 74, namely adjust the distance between the two brace upper ends being oppositely arranged, with thisAdjusting tightness.Gear 71 and rack gear 72 are respectively arranged in the first fixing piece 73 and the second fixing piece 74, can protect gear 71It is not exposed with rack gear 72, it shields, and shape is more beautiful.
It further, further include lock-screw 76, lock-screw 76 passes through the side of the first fixing piece 73, on gear 71Tooth clamping, gear 71 is fixed with this, prevent gear 71 loosen.
Several air holes are opened up on first brace 10, the second brace 20, third brace 30 and the 4th brace 40, are conducive toGas.
The embodiment of the present invention also provides a kind of production method of arthrodesis brace, above-mentioned using 3D printer printing and makingArthrodesis brace.Structure is complicated for this arthrodesis brace, using 3D printer printing and making.In addition, using 3D printerPrinting and making, can make the shape of the first brace 10, the second brace 20, third brace 30 and the 4th brace 40 as far as possible with jointThe shape at position is identical, to have better adhesion, the effect of arthrodesis is more preferable.
As shown in figure 13, this arthrodesis brace can be used for carpal fixation, furthermore, it may also be used for elbow joint, knee closeThe fixation of section and ankle-joint etc..
In the absence of conflict, the feature in embodiment and embodiment herein-above set forth can be combined with each other.
Certainly, the invention is not limited to above embodiment, and those skilled in the art are without prejudice to originallyEquivalent modifications or replacement can be also made under the premise of spirit, these equivalent variation or replacement are all contained in the application rightIt is required that in limited range.