CN105520771B - Has the sharp reverse locking implant of fine motion spur - Google Patents
Has the sharp reverse locking implant of fine motion spur Download PDFInfo
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- CN105520771B CN105520771B CN201410509568.6A CN201410509568A CN105520771B CN 105520771 B CN105520771 B CN 105520771B CN 201410509568 A CN201410509568 A CN 201410509568A CN 105520771 B CN105520771 B CN 105520771B
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- elastic
- fine motion
- free end
- elastic clamp
- reverse
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Abstract
The present invention provides a kind of reverse locking implant for having fine motion spur and swashing, it, which includes an outer surface, has the body of the flank of tooth, the body interior has a hollow space, the body cuts open with respect to the hollow space sets at least two elastic blocking units, to form a stationary frame structure by the body, each elastic blocking unit includes one or more elastic clamp compositions, each elastic clamp has connecting end of the opposite first end to link body or be connected, and one opposed second ends free end, and each free end system protrudes from body fixed frame outer surface, to have the sharp movable reverse holding division of fine motion spur by forming a low early and high after convex-shaped between connecting end and free end.Accordingly, the present invention can change contact by the reverse holding division of each activity with the inner surface configuration of different centrums or Minor articulus, with produce fine motion stimulate centrum, Minor articulus bone regeneration, and can, which reaches preferably reverse fixing effect, makes more strong fix misgivings without abjection at implantation.
Description
Technical field
The present invention relates to a kind of implant, and especially a kind of to produce fine motion stimulation centrum, the bone regeneration of Minor articulus, and can reaches
Make the implant of more strong fix misgivings without abjection at implantation to preferable reverse fixing effect.
Background technology
Press, for solution vertebra or Minor articulus, degeneration lesion or other external force cause uncomfortable problem, common system with age at present
Fusion of bone is implemented to solve.
Such as TaiWan, China bulletin No. 439252 intervertebral implants of I and its implanted device Patent Case；As shown in figure 3,
It is implanted between adjacent two vertebrae 30, its 12 meeting that are open press off conjunction by the tug of adjacent two vertebrae 30, it is necessary to be pushed up by keeper 152
Zhang Caineng is pushed to strut adjacent two vertebrae 30 to default spacing.Consequently, it is possible to except increase element cost, surgical operation step
Outside, the body 11 is implanted into predetermined correct position, is only pressed by adjacent two vertebrae 30, is to be in not to be completely fixed shape
State, thus when keeper 152 moves displacement by pivoting lever 22 toward the spiral shell of expanded bore 151, the body 11 is easily taken off by promotion
The shortcomings of producing skew from correct position, increase operation degree of difficulty and the time such as causing must to readjust or be implanted into is present.
In addition, according to wolf law (Wolff's law), the machinery that the function of bone is subject to bone tissue during activity should
Become.I.e. skeleton has the ability for adapting to these function needs.Also say, as long as when skeleton is stimulated by external force, whether open
Power or pressure, its skeleton can all increase and hyperplasia with the strength of required burden.But foregoing existing body 11 is via keeper
It is in a fixed structure that 152 packings, which are supported after two vertebraes 30, thus vertebra inner surface can not be produced at all when physical activity
Raw bone stimulation, so that bone regeneration efficiency is bad.
The content of the invention
In view of this, the present inventor is active development research, and the phase, which can create one kind, can promote bone regeneration to accelerate bone fusion, again
Keeper, control-rod structure and turn can be omitted and support step, and effectively simplify element save manufacturing cost, operating time,
More convenient and stronger implant is installed.
The main object of the present invention, tying up to can be with different centrums or Minor articulus inner surface configuration change top in offer one kind
Support, stimulate centrum or Minor articulus to effectively facilitate bone regeneration and accelerate bone grafting fusion to produce fine motion, and can reaches preferably reverse and fixed
Effect makes the implant of more strong fix misgivings without abjection at implantation.
Time purpose of the present invention, tie up in provide one kind be not required to it is reverse by helping any element to automatically generate the stage
Fix, effectively simplify element, simplify operating procedure and install more convenient quick firm implant.
A further object of the present invention, tie up to and inversely fixed in a kind of offer tool multistage, positioned with order fixing more firm
Implant.
To achieve the above object, the technical solution adopted by the present invention is：
It is a kind of to have the sharp reverse locking implant of fine motion spur, it is characterised in that：It comprises at least a body, has one to plant
The first end and one for entering direction have a hollow space, this body phase different from the second end for being implanted into direction, the body interior
The hollow space is cutd open and sets at least two elastic blocking units, the body is formed a stationary frame structure, each elasticity fixes single
Member at least has an elastic clamp, and there is each elastic clamp an opposite first end to link the connecting end of body, Yi Jiyi
The free end of opposed second ends, each free end protrudes from body fixed frame outer surface, with by between connecting end and free end
The movable reverse holding division of a low early and high after convex-shaped is formed, and the reverse holding division outer surface of the activity is convexly equipped with serrated face, with
Abutted against by the reverse holding division of each activity with the change of the inner surface configuration of different centrums or Minor articulus, stimulate bone to increase to produce fine motion
It is raw.
In the sharp reverse locking implant of described tool fine motion spur, each elastic blocking unit and this body by integral forming.
In the sharp reverse locking implant of described tool fine motion spur, the body and each elastic blocking unit by titanium, tantalum,
Cobalt, chromium, stainless steel, liquid metal, and PEEK, PEKK, PU, PE, Carbon Fiber, PVC, PC, PP high polymer material are not
Same material matching is made.
In the sharp reverse locking implant of described tool fine motion spur, the body is a flat cuboid, is at least had relative
A upper surface and a lower surface, on the upper surface and lower surface relative interior hollow space is cutd open with profile groove set to be formed up and down respectively
Two elastic blocking units of relative configuration, and each free end protrudes from upper surface and a lower surface respectively, with by connecting end and certainly
By the movable reverse holding division that a low early and high after convex-shaped is formed between end.
In the sharp reverse locking implant of described tool fine motion spur, the body is a cylinder or at least long column on three sides
Body, the bar shape body interior have the hollow space of axial direction, and the body cuts open to set to be formed between radial direction with respect to hollow space with profile groove
Every the complex elastic blocking unit of configuration, and each free end protrudes from cartridge outer surface respectively, with by connecting end and free end it
Between formed a low early and high after convex-shaped movable reverse holding division.
In the sharp reverse locking implant of described tool fine motion spur, the ditch line of the profile groove is broached-tooth design, so that each bullet
Property clamp displacement top tug skeleton it is more steady.
In the sharp reverse locking implant of described tool fine motion spur, each elastic blocking unit comprises at least one or two
More than elastic clamp composition, the elastic clamp of this or more than two is cutd open to set by profile groove to be formed, and each elastic clamp be etc.
High or not contour, wide or not wide, equal or different length configuration.
In the sharp reverse locking implant of described tool fine motion spur, the second end is communicated with the logical of hollow space
Hole, the outers of each elastic blocking unit opposing through-bores are convexly equipped with the first convex portion matched with implanting instrument, and adjacent two elastic card
Between plate with respect to provided with can the relative interlinked mechanism against gearing, the interlinked mechanism includes lacking located at adjacent two elastic clamps
Groove and the second convex portion, each short slot lower end form a shoulder, each second convex portion located at the elastic clamp first pressed, with by this second
Convex portion can abut against the shoulder of the short slot of elastic clamp, and make adjacent two elastic cards plate shape into interlocking towards boring space
Displacement inside contracts, and implant is satisfactorily implanted or is taken out.
In this way, the present invention forms a fixed frame using body strengthens supporting construction, and each work of low early and high after convex-shaped
Contact can be changed with different centrums or Minor articulus inner surface configuration by moving reverse holding division, each activity during physical activity is inversely fixed
Portion can automatically generate each centrum of fine motion friction (spur swashs) or Minor articulus inner surface, to promote bone regeneration to accelerate bone grafting fusion work(
Effect, there is effect to simplify element again, simplify that operating procedure, cost are low and tool reverse to fix more strong fix excellent without the misgivings to come off etc.
Point.
Brief description of the drawings
Schematic diagram between Fig. 1 present invention implantation Minor articulus；
The schematic diagram of contact can be changed between Fig. 2 present invention two centrums of implantation with different centrum inner surface song arcs；
The flat rectangle of Fig. 3 present invention is in generally the schematic perspective view of D shapes；
Fig. 4 profile groove ditch lines of the present invention are broached-tooth design schematic diagram；
The schematic diagram of Fig. 5 side elevational cross-sections of the present invention；
The schematic diagram of Fig. 6 fine motion massage (spur swashs) centrum inner surfaces of the present invention；
Another embodiment schematic diagram of Fig. 7 strips of the present invention；
Fig. 8 complex elastic clamps of the present invention are in internal and external partition configuration schematic diagram；
Fig. 9 complex elastic clamps of the present invention are between left and right every configuration schematic diagram；
Figure 10 present invention is columned schematic perspective view；
Figure 11 Figure 10 of the present invention side elevational cross-section schematic diagram；
Figure 12 Figure 10 of the present invention radial section schematic diagram；
The schematic diagram that each elastic clamp displacements of Figure 13 Figure 10 of the present invention inside contract；
Figure 14 present invention is the schematic perspective view of triangular shape cylinder.
Description of reference numerals：10th, 40,10A implants；11 bodies；12 upper surfaces；13 lower surfaces；14 first ends；15
Two ends；16 hollow spaces；17 through holes；20 elastic blocking units；19 fusion holes；A, B, C, D profile groove；30 centrums；21、22、
21a, 22a, 23a elasticity clamp；211st, 221 connecting end；212nd, 222 free end；The 213 reverse holding divisions of activity；50 implants；51
Body；52 hollow spaces；53 through holes；60 elastic blocking units；61st, 62,63 elastic clamp；64 first convex portions；623rd, 633 lack
Groove；614th, 624 second convex portion；625th, 635 shoulder；70 triangular shape long cylinders.
Embodiment
As shown in Figure 1 and Figure 2, it is that the present invention provides a kind of be implanted between centrum facet joint or the position such as between two centrums
Implant 40,10, refer to shown in the 2nd to 6 figure, exemplified by being implanted into two interpyramidal implants 10, the implant 10 is integrated
Shaping, it comprises at least the body 11 that a flat rectangle is in generally D shapes, and the body 11 has the upper surface 12 for being provided with occlusion serrated face
And a lower surface 13, and the second end 15 with a relative first end 14 and one for being implanted into direction further away from implantation direction,
The system of first end 14 forms tool gradually-reducing shape or arc-shaped, between easily quickly guiding implant is implanted into two centrums 30, this
The inside of body 11 has a hollow space 16, and the relative hollow space 16 in the upper surface 12 and the lower surface 13 can be cutd open by U-shaped profile groove A to be set
Two elastic blocking units 20 opposing upper and lower, to form a stationary frame structure by body 11, and each elastic blocking unit 20
It can be made up of one or more (such as Fig. 8,9) elastic clamps 21, each elastic clamp 21 has an opposite first end 14 to link
The free end 212 of the opposed second ends 15 of connecting end 211 and one of body 11, each system of free end 212 is above the body 11
Upper surface 12 and lower surface 13, make to keep an elastic extratensive type state under each normality of elastic blocking unit 20, with by the connecting end 211
And the reverse holding division 213 of activity of a low early and high after convex-shaped is formed between the free end 212, make each reverse holding division of activity
The 213 reverse clamping structure by and can during external force towards the elastic deformation of hollow space 16.
Shown in Fig. 4, U-shaped profile groove B ditch line can be a broached-tooth design, to make each elastic holding division 20 (elastic clamp 21)
It can prevent left and right skew from occurring during displacement.In addition, it is in generally D shape profiles that the implant 10 of the present invention, which does not limit foregoing, actually
Its shape of visual installation position Demand Design, such as shown in Fig. 7, implant 10A of the present invention is strip appearance and modeling, for example schemed
Shown in 10, implant 50 of the present invention is cylindroid appearance and modeling.
It is available for as shown in figure 4, the second end 15 of body 11 of the present invention is provided with a connection hollow space 16 by end face inwardly
The through hole 17 of implanting instrument matching, the through hole 17 can be shrinkage pool or Screw hole structure.Each centre of elastic blocking unit 20 and body 11
It is outer and provided fusion hole 19 and communicated with hollow space 16, for autologous bone or artificial bone or other fillers progress bone fusion.
Operation is taken out in implantation, as shown in Fig. 2 the present invention is low early and high after convex because the reverse system of holding division 213 of the activity is formed
The reverse clamping structure of planar, the i.e. connecting end 211 positioned at implantation end are relatively low, and higher positioned at the free end 212 in outside, are
So that the reverse holding division 213 of each activity can be inside contracted by two centrums 30 tug pressure when implanted, and available after being implanted into correct position
Body 11 forms a fixed frame and two centrums 30 is supported into fixation, so that each elastic clamp 21 is located at each activity in the outside of body 11
The reverse energy of holding division 213 appliance for releasing single inversely fixes to each inner surface of centrum 30, and the reverse holding division 213 of each activity can pass through
The multistage reverse fixing effect of sawtooth appearance mask, it is more firm with order positioning.The present invention is not required to compel an element by any
Reach preferably reverse and fix the misgivings for more fixedlying positioning no abjection.Body 11 especially of the present invention is with the fixation for strengthening support force
Frame structure, using body 11 two centrum normal levels can be maintained to consolidate centrum after making implantation, and make each activity is reverse to fix
The and can of portion 213 changes contact with the different inner surface configurations of centrum 30, and maintains certain contact contact area with the inner surface of centrum 30.
When physical activity, each reverse holding division 213 of activity, which can produce fine motion friction, stimulates each inner surface of centrum 30 (spur swashs), with
Promote bone regeneration to accelerate the benefit of bone fusion, as shown in fig. 6, and effectively simplify element, to simplify operating procedure, cost low etc. excellent
Point.
As shown in figure 8, each elastic holding division 20 of the present invention is made up of the elastic clamp of two or more, i.e., each elastic card
Gu portion 20 can be cutd open by U-shaped profile groove A forms the configuration of ectonexine interval provided with two elastic clamps 21,22.Or as shown in figure 9, each bullet
Property holding division 20 is set as three elastic clamp 21a, 22a, 23a and formed between left and right every being arranged by generally being cutd open in W shape profile grooves C, this
For for example, working as this unlimited configuration mode.As shown in figure 8, each elastic clamp 21,22 has an opposite first end 14 with even
Tie body 11 or link the connecting end 211,221 of adjacent spring clamp and the free end 212,222 of an opposed second ends 15, again
The free end 212,222 that each elastic clamp 21,22 protrudes body 11 can form a multistage reverse fixing knot for not contour configuration
Structure, stationkeeping ability is fixed more to strengthen it.In addition, each elastic clamp 21,22 can also be formed it is contour, wide or not wide, isometric
Or Length discrepancy structure configuration.
In addition, the body 11 of the present invention and each elastic clamp 21,22 of each elastic blocking unit 20, can be by metal or high score
Sub- unlike material matching is made, and the metal material such as metal material such as titanium, tantalum, cobalt, chromium, stainless steel, liquid metal, nickel, titanium should
The macromolecule material such as plastic material such as PEEK, PEKK, PU, PE, Carbon Fiber, PVC, PC, PP.
As shown in the 10th to 13 figure, the body 51 of implant 50 of the present invention is a cylinder or at least long cylinder on three sides
(such as Figure 14 triangular shapes cylinder), its structure is substantially held as hereinbefore not to be repeated, and its difference is：The cylindrical body 51 is relatively interior
Portion's hollow space 52, which is cutd open, sets the multiple protrusion body 51 of elastic blocking units 60 outer surfaces formation spaced radial configurations, and each elastic card
Gu unit 60 can be equally made up of one or more elastic clamps, namely each elastic blocking unit 60 with profile groove D cut open setting tool have it is more
Individual elastic clamp 61,62,63 forms ectonexine interval configuration composition, or forms left and right as shown in Figure 9 and be spaced, and each elasticity
Clamp 61,62,63 equally can also form contour or not contour, wide or not wide, equal or different length configuration, and reach the same
State identical effect.
By taking Figure 11 as an example, when each elastic blocking unit 60 is made up of complex elastic clamp 61,62,63, it is near logical
Each elastic clamp 61 in hole 53 is convexly equipped with first convex portion 64 matched with implanting instrument, and adjacent two elastic clamp 61,62,63 it
Between be provided with an interlinked mechanism, the interlinked mechanism includes
It is relative between adjacent each elastic clamp 61,62,63 to be provided with short slot 623,633 and the second convex portion 614,624, its
In, each second convex portion 614,624 is located at adjacent elder generation by the elastic clamp 61,62 of tug pressure, and each short slot 623,633 lower ends form one
Shoulder 625,635 is for each second convex portion 614,624 against so that the clamping outermost layer of implanting instrument presses each elastic clamp by tug at first
When 61 each first convex portions 64 inside contract, it can be pulled by each second convex portion 614,624 of opposite side against shoulder 625,635 in pressure synchronous drive
The adjacent each elastic clamp 62,63 of layer is synchronous toward shifting in hollow space 52, is satisfactorily implanted or is taken out with sharp implant 50.
In summary, the present invention is the height wound in a technical concept really to be not seen before, and have above-mentioned advantage
Newly, can be then that a variety of conversion are implemented as implant outward appearance or shape or structure.So no matter outward appearance of the implant
Or how shape or structure change, and also would fall within scope of the invention, and should be protected by intellectual property.
Claims (8)
1. a kind of have the sharp reverse locking implant of fine motion spur, it is characterised in that：It comprises at least a body, has an implantation
The first end in direction and one different from implantation direction the second end, the body interior has a hollow space, and the body is relative
The hollow space, which is cutd open, sets at least two elastic blocking units, the body is formed a stationary frame structure, each elastic blocking unit
At least there is an elastic clamp, there is each elastic clamp an opposite first end to link the connecting end of body, and a phase
To the free end of the second end, each free end protrudes from body fixed frame outer surface, with by shape between connecting end and free end
Into the movable reverse holding division of a low early and high after convex-shaped, and the reverse holding division outer surface of the activity is convexly equipped with serrated face, with by
Each reverse holding division of activity abuts against with the change of the inner surface configuration of different centrums or Minor articulus, stimulates bone to increase to produce fine motion
It is raw.
2. the sharp reverse locking implant of tool fine motion spur as claimed in claim 1, it is characterised in that each elastic blocking unit
With this body by integral forming.
3. the sharp reverse locking implant of tool fine motion spur as claimed in claim 1, it is characterised in that the body and each elasticity
Blocking unit by titanium, tantalum, cobalt, chromium, stainless steel, liquid metal, and PEEK, PEKK, PU, PE, Carbon Fiber, PVC,
The matching of PC, PP high polymer material unlike material is made.
4. the sharp reverse locking implant of tool fine motion spur as claimed in claim 1, it is characterised in that the body is a flat square
Body, at least with a relative upper surface and a lower surface, on the upper surface and lower surface relative interior hollow space difference
Cutd open with profile groove and set to form the elastic blocking unit of two be oppositely disposed up and down, and each free end protrudes from upper surface and a following table respectively
Face, with the movable reverse holding division by forming a low early and high after convex-shaped between connecting end and free end.
5. the sharp reverse locking implant of tool fine motion spur as claimed in claim 1, it is characterised in that the body is a cylinder
Body or at least long cylinder on three sides, the bar shape body interior have axial direction hollow space, the body with respect to hollow space with
Profile groove cuts open the complex elastic blocking unit for setting and forming spaced radial configuration, and each free end protrudes from cartridge outer surface respectively, with
By the movable reverse holding division that a low early and high after convex-shaped is formed between connecting end and free end.
6. the reverse locking implant that the tool fine motion spur as described in claim 4 or 5 swashs, it is characterised in that the ditch of the profile groove
Line is broached-tooth design, so that each elastic clamp displacement top tug bone is more steady.
7. the sharp reverse locking implant of tool fine motion spur as claimed in claim 1, it is characterised in that each elastic blocking unit
Formed including at least the elastic clamp of one or more than two, the elastic clamp of this or more than two is cutd open by profile groove sets shape
Into, and each elastic clamp configures for contour or not contour, wide or not wide, equal or different length.
8. the sharp reverse locking implant of tool fine motion spur as claimed in claim 7, it is characterised in that the second end is provided with
The through hole of hollow space is connected, it is convex that the outers of each elastic blocking unit opposing through-bores is convexly equipped with first matched with implanting instrument
Portion, and between adjacent two elastic clamp with respect to provided with can the relative interlinked mechanism against gearing, the interlinked mechanism is located at comprising one
The short slot of adjacent two elastic clamp and the second convex portion, each short slot lower end form a shoulder, and each second convex portion is located at what is first pressed
Elastic clamp, so that the shoulder of the short slot of elastic clamp can be abutted against by second convex portion, and make adjacent two elastic cards plate shape into
Gearing inside contracts towards boring space displacement, implant is satisfactorily implanted or is taken out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410509568.6A CN105520771B (en) | 2014-09-28 | 2014-09-28 | Has the sharp reverse locking implant of fine motion spur |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410509568.6A CN105520771B (en) | 2014-09-28 | 2014-09-28 | Has the sharp reverse locking implant of fine motion spur |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105520771A CN105520771A (en) | 2016-04-27 |
| CN105520771B true CN105520771B (en) | 2018-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410509568.6A Active CN105520771B (en) | 2014-09-28 | 2014-09-28 | Has the sharp reverse locking implant of fine motion spur |
Country Status (1)
| Country | Link |
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| CN (1) | CN105520771B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002076335A2 (en) * | 2001-03-27 | 2002-10-03 | Michelson Gary K | Radially expanding interbody spinal fusion implants and instrumentation for insertion thereof |
| TWI306022B (en) * | 2007-01-18 | 2009-02-11 | Chong Kuang Yang | |
| TWI439252B (en) * | 2011-06-03 | 2014-06-01 | Montjade Engineering Co Ltd | Intervertebral implant and implant device |
| CN104027189A (en) * | 2013-03-07 | 2014-09-10 | 陈桂蓉 | Staged supporting vertebral body fixing part |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070225810A1 (en) * | 2006-03-23 | 2007-09-27 | Dennis Colleran | Flexible cage spinal implant |
-
2014
- 2014-09-28 CN CN201410509568.6A patent/CN105520771B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002076335A2 (en) * | 2001-03-27 | 2002-10-03 | Michelson Gary K | Radially expanding interbody spinal fusion implants and instrumentation for insertion thereof |
| TWI306022B (en) * | 2007-01-18 | 2009-02-11 | Chong Kuang Yang | |
| TWI439252B (en) * | 2011-06-03 | 2014-06-01 | Montjade Engineering Co Ltd | Intervertebral implant and implant device |
| CN104027189A (en) * | 2013-03-07 | 2014-09-10 | 陈桂蓉 | Staged supporting vertebral body fixing part |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105520771A (en) | 2016-04-27 |
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