CN109480980A - Multidimensional flexibility fracture setting device - Google Patents
Multidimensional flexibility fracture setting device Download PDFInfo
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- CN109480980A CN109480980A CN201910009795.5A CN201910009795A CN109480980A CN 109480980 A CN109480980 A CN 109480980A CN 201910009795 A CN201910009795 A CN 201910009795A CN 109480980 A CN109480980 A CN 109480980A
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 99
- 239000010959 steel Substances 0.000 claims abstract description 99
- 230000000694 effects Effects 0.000 claims abstract description 41
- 238000009826 distribution Methods 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 6
- 238000003032 molecular docking Methods 0.000 abstract description 11
- 230000001105 regulatory effect Effects 0.000 abstract description 8
- 230000009711 regulatory function Effects 0.000 abstract description 8
- 238000012937 correction Methods 0.000 abstract description 5
- 238000001356 surgical procedure Methods 0.000 abstract description 3
- 238000012549 training Methods 0.000 abstract description 2
- 206010017076 Fracture Diseases 0.000 description 88
- 208000010392 Bone Fractures Diseases 0.000 description 85
- 238000009434 installation Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 9
- 230000006870 function Effects 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 208000008924 Femoral Fractures Diseases 0.000 description 2
- 210000000988 bone and bone Anatomy 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000017105 transposition Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/60—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like for external osteosynthesis, e.g. distractors, contractors
- A61B17/66—Alignment, compression or distraction mechanisms
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/60—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like for external osteosynthesis, e.g. distractors, contractors
- A61B17/64—Devices extending alongside the bones to be positioned
- A61B17/6425—Devices extending alongside the bones to be positioned specially adapted to be fitted across a bone joint
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/60—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like for external osteosynthesis, e.g. distractors, contractors
- A61B17/64—Devices extending alongside the bones to be positioned
- A61B17/645—Devices extending alongside the bones to be positioned comprising a framework
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B2017/564—Methods for bone or joint treatment
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Heart & Thoracic Surgery (AREA)
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Abstract
The invention discloses a kind of multidimensional flexibility fracture setting devices, including fixed interior steel loop and fixed outer steel loop, it is sleeved on fracture site two sides, the two is fixed as one by fixed connecting rod, nail is crossed in steel loop fixation in fixed, the fixed nail that crosses is for fixed fracture rear end root, and drift bolt is through fracture site leading portion in activity；The traction element of adjusting before and after carrying out to drift bolt in activity, up and down adjustment and left and right adjusting is provided on the inside of fixed outer steel loop.The present invention cooperates the adjusting of multiple angles by fixed outer steel loop, reaches to the regulatory function that fracture site leading portion carries out angle correction, traversing alignment and docking further, to realize multidimensional regulating effect.Operation is simple, and precision is very high, reduces surgical procedure difficulty and docking inaccuracy, each level doctor is suitble to operate with after simple training, also provides foundation for fracture positioning standardized operation.
Description
Technical field
The invention belongs to fracture positioning fixator tool technical fields, and in particular to one kind can be from multi-angle regulation and fixation
The positioning device of fracture site.
Background technique
Fracture of femoral shaft and Methods for Distal Femoral Fractures are clinical common fracture.Operative treatment is its preferred treatment method, into
Before row Intramedullary nailing and plate fixation, it is necessary first to carry out resetting docking and fixation to the both ends of fracture site.Traction
It is the important means for resetting femoral fracture, restoring Leg length.Currently, each hospital is used for the tractor that patients with lower limbs fracture resets
It mainly include traction rope and pulley, one end of traction rope connects the bracket of fracture, and the other end hangs counterweight after bypassing pulley, and
Tractive force is controlled by manually increasing the quantity of counterweight or replacing the weight of counterweight.It can move, make since patient lies in hospital bed
It obtains tractive force to change, once tractive force changes, should just adjust the weight of counterweight.For existing manual control method
For, frequently replacement counterweight is extremely inconvenient, and not only the work to hospital nurse personnel increases burden, but also answers fracture patient
Position makes troubles.On the other hand, it due to one end connection fracture site distal end of traction rope, and needs traction dynamics larger, causes
The trailed direction in fracture distal end can only fracture after fracturing along traction rope direction and proximally and distally usually there is alternation sum torsion
Situation belongs to rigid traction in such a way that distal end is fractured in traction in the prior art, is not easy to rotate fracture and swung, from
And it is unable to reach optimal reset effect.
Summary of the invention
For current fracture device for positioning and securing multi-angle regulation flexibility difference or it cannot achieve any angle and position tune
Mobile problem and existing apparatus is saved to have fractured because rigidity adjusting can have that stress cannot achieve due to confrontation in multi-angle
Full docking phenomenon, the present invention provide it is a kind of can be from the positioning device of multi-angle regulation and fixed fracture site, and each angle
Adjusting is soft readjustment, achievees the purpose that fracture is resetted and fixed completely.
The present invention solves scheme 1 used by its technical problem: a kind of multidimensional flexibility fracture setting device, including fixation
Interior steel loop and fixed outer steel loop, are set in fracture site proximally and distally, and the two is fixed as one by fixed connecting rod, and two
The ring body circle distribution of person has a series of pilot holes.Wherein, one or more pilot holes installation fixation of fixed interior steel loop is crossed
Nail (nail directly can be crossed by locking member installation fixation in pilot hole, or fixed column is installed first in pilot hole,
Nail is crossed by locking member installation fixation in fixed column), it is fixed cross nail for fixed fracture proximal root (through fixing or
Inserting is fixed).
Front haulage component is separately installed in the corresponding pilot hole of fixed outer steel loop and fixed interior steel loop two sides to lead with after
Draw component, the traction end of two sides front haulage component and rear haulage component is socketed the two sides of drift bolt in an activity respectively, in activity
Drift bolt through fracture site distal end.
Steel loop is loaded onto portion's pilot hole and lower part pilot hole or is assembled in top pilot hole and lower part outside the fixation
Along the support rod parallel along axial direction installed in hole, being separately installed with can be to traction element on the inside of leg in traction and interior subordinate
Traction element.Meanwhile in fixed outer steel loop left part pilot hole and right part pilot hole or left part pilot hole and right part pilot hole
In the fixed link of interior installation, being separately installed with can be to the left traction element in inside and internal right traction element that fracture site is drawn.
(1) end of traction element and interior subordinate's traction element is socketed in two of drift bolt in activity respectively on the inside of two sides
Side drives fracture site lifting moving by adjusting the two sides of drift bolt in the traction activity.Alternatively, the inside of (2) two sides
The end of left traction element and internal right traction element is socketed in the two sides of drift bolt in activity respectively, draws the work by adjusting
The two sides of interior drift bolt are moved to drive fracture site to move left and right.
Above-mentioned each traction element uses elastic traction component.Traction element and interior subordinate's traction element on above-mentioned inside,
Internal left traction element and internal right traction element be in contrast, both can directly on top and underface, front-left and just
Right is also possible to support with favored policy, but requires opposite pulling force.
(1) kind mode can be used above, traction up and down is carried out to fracture site.It can also increase on the basis of (1) mode
Auxiliary traction component, it may be assumed that the end of traction element and interior subordinate's traction element is socketed in activity respectively on the inside of two sides wears
Two sides of nail, while being provided with internal upper auxiliary traction component and interior subordinate's auxiliary traction component again, upper auxiliary traction component and
Interior subordinate's auxiliary traction component ends are socketed in fracture site distal end respectively and are used to draw fracture site.
(2) kind mode can be used above, traction up and down is carried out to fracture site.It can also increase on the basis of (2) mode
Auxiliary traction component, it may be assumed that the end of the left traction element in the inside of two sides and internal right traction element is socketed in activity respectively wears
Two sides of nail, while being provided with internal left redundant traction element and internal right redundant traction element again, upper auxiliary traction component and
Interior subordinate's auxiliary traction component ends are socketed in fracture site distal end respectively and are used to draw fracture site.
Add external traction function: top, lower part, left part and right part outside the fixation on the outside of steel loop, respectively in phase
It answers and is equipped in pilot hole along axial parallel fixed link, upper and lower fixed link is separately installed with traction element and outside on outside
Lower traction element, left and right fixed link are separately installed with external left traction element and external right traction element, each external traction element
Traction end be sleeved on fracture site distal end.
One or more pilot holes of steel loop are mounted directly the fixation by locking member and cross nail in fixed；Alternatively,
One or more pilot holes of steel loop are equipped with along axial fixed column in fixed, and fixed column is transversely mounted institute by locking member
It states fixation and crosses nail.
One or more pilot holes of steel loop are transversely mounted by locking member in fixed is auxiliarily fixed nail；Alternatively, fixed
One or more pilot holes of interior steel loop are equipped with along axial fixed column, and fixed column is transversely mounted auxiliary admittedly by locking member
Fixed nail.
Each traction element includes draw-bar seat, and draw-bar seat is threaded with adjusting yoke, the setting rotation of adjusting yoke outer end
Button, inner end connect traction elastic drawstring by rotary joint, and traction elastic drawstring is elastic belt.
The locking member includes fixed block and locking silk, and upper tabletting and lower sheeting are arranged on a side of fixed block,
Locking silk is connected on fixed block after upper tabletting and lower sheeting, and the fixed nail that crosses is located between upper tabletting and lower sheeting.
Steel loop or the outer steel loop of fixation are to control two semicircular rings to connect composition with fixing seat by pin shaft in the fixation
Combine annulus.
Used scheme 2 is: a kind of multidimensional flexibility fracture setting device, including fixed interior steel loop and fixed outer steel loop,
It is set in fracture site proximally and distally, the two is fixed as one by fixed connecting rod, and the ring body circle distribution of the two has
A series of pilot holes.One or more pilot holes of steel loop, which are equipped with to fix, in fixed crosses nail, and the fixed nail that crosses is for fixing
Fracture proximal root.
Meanwhile the support rod parallel along axial direction installed in the pilot hole of the outer steel loop two sides of fixation or in pilot hole
On, traction element and interior subordinate's traction element on inside are installed, on inside the end of traction element and interior subordinate's traction element
It is socketed in the two sides of drift bolt in activity respectively, drift bolt is mainly used as the rotation adjusting of driving fracture site distal end in activity at this time.
Alternatively, being equipped with along the support rod parallel along axial direction installed in the pilot hole of the outer steel loop two sides of fixation or in pilot hole
The end difference of internal left traction element and internal right traction element, the left traction element in the inside of two sides and internal right traction element
The two sides of drift bolt in activity are socketed in, drift bolt is mainly used as the rotation adjusting of driving fracture site distal end in activity at this time.
Meanwhile three outside the fixation on the outside of steel loop separately install in 120 degree of pilot hole or in pilot hole
Along axial parallel support rod, be separately installed with the internal traction component that can be drawn to fracture site, each internal traction portion
The traction end of part is sleeved on fracture site distal end.
Further, three outside the fixation on the outside of steel loop are separately installed with edge separately in 120 degree of pilot hole
Axial parallel fixed link, each fixed link are separately installed with the external traction element that can be drawn to fracture site, each external traction
The traction end of component is sleeved on fracture site distal end.
Wherein, one or more pilot holes of fixed interior steel loop are transversely mounted the fixation by locking member and cross nail.
Alternatively, one or more pilot holes of steel loop are equipped with along axial fixed column in fixed, fixed column passes through locking member transverse direction
The fixation is installed and crosses nail.
Or simultaneously, one or more pilot holes of fixed interior steel loop are transversely mounted by locking member is auxiliarily fixed nail；
Alternatively, one or more pilot holes of steel loop are equipped with along axial fixed column in fixed, fixed column passes through locking member transverse direction
Nail is auxiliarily fixed in installation.
Each traction element includes draw-bar seat, and draw-bar seat is threaded with adjusting yoke, the setting rotation of adjusting yoke outer end
Button, inner end connect traction elastic drawstring by rotary joint, and traction elastic drawstring is elastic belt.
The locking member includes fixed block and locking silk, and upper tabletting and lower sheeting are arranged on a side of fixed block,
Locking silk is connected on fixed block after upper tabletting and lower sheeting, and the fixed nail that crosses is located between upper tabletting and lower sheeting.
Steel loop or the outer steel loop of fixation are to control two semicircular rings to connect composition with fixing seat by pin shaft in the fixation
Combine annulus.
Beneficial effects of the present invention: the present invention consolidates fracture site proximal end by fixed outer steel loop and the fixed nail that crosses
It is fixed, after keeping fracture site proximal end restrained, fracture site distal end is attached by drift bolt in fixed outer steel loop and activity,
It carries out position up and down to fracture site using the traction element of multiple elasticity to adjust, and by drift bolt in activity to bone
Folding part position distal end carries out angle overturning and corrects, so that the regulatory function with multiple angles and displacement, reaches remote to fracture site
The regulatory function that end carries out angle correction, traversing alignment and docking further, to realize multidimensional regulating effect.The present invention is especially
With soft readjustment reset function, multiple traction elements remain that fracture site has moveable freedom degree, i.e., to bone
Folding part position, which resets front and back, all has enough suppleness, avoids when being docked at present by strong instrument because multiaxial stress confrontation is made
Skeletonization reckons the actual amount after a discount the problem of matter is not exclusively docked.
The present invention not only can carry out multidirectional adjusting by multiple regulating members on the inside of fixed outer steel loop, but also can lead to
The multiple regulating members cooperation crossed on the outside of fixed outer steel loop is adjusted, it can be achieved that any angle peace transposition of fracture site distal end
Section, operation is simple for adjusting, and precision is very high, reduces surgical procedure difficulty and docking inaccuracy, fits after simple training
It closes each level doctor to operate with, also provides foundation for fracture positioning standardized operation.
The configuration of the present invention is simple is practical, low in cost, is easy batch production manufacture, and prospect for sales is good.
Detailed description of the invention
Fig. 1 is one of structural schematic diagram of the embodiment of the present invention.
Fig. 2 is second structural representation of the embodiment of the present invention.
Fig. 3 is third structural representation of the embodiment of the present invention.
Fig. 4 is the adjusting motion state schematic diagram under overlooking state.
Fig. 5 is the adjusting motion state schematic diagram of front observation on the inside of fixed outer steel loop in Fig. 1.
Fig. 6 is the adjusting motion state schematic diagram of front observation on the outside of fixed outer steel loop in Fig. 1.
Fig. 7 is the four of structural schematic diagram of the embodiment of the present invention.
Fig. 8 is the five of structural schematic diagram of the embodiment of the present invention.
Fig. 9 is the unfolded state schematic diagram of Fig. 8.
Figure 10 is the six of structural schematic diagram of the embodiment of the present invention.
Figure 11 is the distribution of each traction element in fixed outer steel loop inside and traction state schematic diagram in Figure 10.
Figure label 1 is steel loop in fixed, and 2 be fixed outer steel loop, and 3 be pilot hole, and 4 cross for fixed connecting rod, 5 for fixation
Nail, 6 be drift bolt in activity, and 71 be preceding elastic drawstring, and 72 be rear elastic drawstring, and 73 be elastic drawstring on inside, and 73a is that inside is auxiliary
Help elastic drawstring, 74 be elastic drawstring under inside, and 74a is that inside assists lower elastic drawstring, and 75 be the left elastic drawstring in inside, 76
For the right elastic drawstring in inside, 77 be elastic drawstring on inside, and 78 be elastic drawstring under inside, and 81 be elastic drawstring on outside, 82
It is left outer elastic drawstring for elastic drawstring under outside, 83,84 be the right elastic drawstring in outside, and 9 be auxiliary fixing glue, and 10 be traction
Pull rod, 11 be adjusting knob, and 12 be horizontal fixed litter, and 13 be fracture site, and 14 be pedestal, and 15 be rotary joint, and 16 be drawing
Pole socket, 17 be adjusting yoke, and 18 be sliding block, and 19 be fixed column, and 20 be fixed block, and 21 be upper tabletting, and 22 be lower sheeting, and 23 be lock
Tight silk, 24 be double end Adjusting bolt Adjusting screw, and 25 be fixed link, and 26 be fixture nut, and 27 be attachment base, and 28 be platen, and 29 be locking silk,
30 be fracture, and 31 be pin shaft, and 32 be fixing seat.
Specific embodiment
Embodiment 1: the first multidimensional flexibility fracture setting device, as shown in Figure 10.The device includes two vertical and flat
Steel loop 1 and fixed outer steel loop 2 in capable fixation, fixed interior steel loop 1 are sleeved on fracture site proximal end, and fixed outer steel loop 2 is sleeved on
Fracture site distal end, the two is fixed as one by fixed connecting rod, and the ring body circle distribution of the two has a series of pilot holes
3。
Wherein, one or more pilot holes of fixed interior steel loop 1 cross nail 5 by locking member installation fixation, at this time may be used
Directly to cross nail 5 by locking member installation fixation in pilot hole, fixed column 19 can also be installed first in pilot hole,
Nail 5 is crossed by locking member installation fixation in fixed column 19.Locking member includes fixed block 20 and locking silk 23, fixed block 20
A side on upper tabletting 21 and lower sheeting 22 are set, locking silk 23 is connected to fixed block 20 after upper tabletting and lower sheeting
On, fixed cross follows closely 5 positioned between upper tabletting and lower sheeting, follows closely 5 liang by adjustable fixed cross of axial movement fixed block
The swing degree of side can adjust the fixed angle and locking for crossing nail 5 by upper tabletting 21 and lower sheeting 22, solid by selecting
The rigging position of fixed pole fixes the height for crossing nail 5 to change.The fixation crosses nail 5 and is used to fix fracture site proximal root,
It can be fixed through fixed fracture site proximal end, or only fixed 5 tips of nail inserting fracture site proximal end of crossing is fixed.Such as:
One or more pilot holes of steel loop 1 are mounted directly the fixation by locking member and cross nail 5 in fixed.Alternatively, in fixed
One or more pilot holes of steel loop 1 are equipped with along axial fixed column, and fixed column is transversely mounted described solid by locking member
Surely nail 5 is crossed.It can also add and nail is auxiliarily fixed, i.e., one or more pilot holes of fixed interior steel loop 1 pass through locking member cross
Nail is auxiliarily fixed to installation.Alternatively, one or more pilot holes of steel loop 1 are equipped with along axial fixed column in fixed, it is fixed
Column is transversely mounted by locking member is auxiliarily fixed nail.
Front haulage component is separately installed with after in the corresponding pilot hole of fixed outer steel loop 2 and fixed interior 1 two sides of steel loop
Traction element, i.e. preceding elastic drawstring 71 and rear elastic drawstring 72 in Figure 10.
The traction end of two sides front haulage component and rear haulage component is socketed the two sides of drift bolt 6 in an activity respectively, activity
Interior drift bolt 6 through fracture site distal end.Front haulage component and rear haulage component herein provides fractures in resetting early period
Proximally and distally the pulling force to draw outward, reset later period provide inside convergent force again for position.
Steel loop 2 loads onto that be equipped in portion's pilot hole and lower part pilot hole can be on the inside of leg in traction outside the fixation
Traction element and interior subordinate's traction element, i.e. elastic drawstring 78 under elastic drawstring 77 and inside on inside in Figure 10.Alternatively,
For top pilot hole with the interior installation of lower part pilot hole along axial parallel support rod, being separately installed with can be in leg in traction
Traction element and interior subordinate's traction element in portion.There is two kinds of implementations, mode one: traction element on the inside of two sides at this time
The two sides of drift bolt 6 in activity are socketed in respectively with the end of interior subordinate's traction element, by adjusting drift bolt 6 in the traction activity
Two sides drive fracture site lifting moving.Mode two: as shown in figure 11, the insides of two sides assist upper elastic drawstring 73a and
Inside assists the end of lower elastic drawstring 74a to be socketed in the two sides of drift bolt 6 in activity respectively, while being provided on inside and drawing again
Component and interior subordinate's traction element, i.e. elastic drawstring 74 under elastic drawstring 73 and inside on inside in Figure 10 are drawn on inside
Component and interior subordinate's traction element end are socketed in fracture site distal end respectively and are used to draw fracture site.The present embodiment uses
Mode two, as shown in Figure 10.
It is installed in fixed outer 2 left part pilot hole of steel loop and right part pilot hole or in left part pilot hole and right part pilot hole
Fixed link on, being separately installed with can be to the left traction element in inside and internal right traction element that fracture site is drawn, i.e. Figure 10
In the right elastic drawstring 76 of the left elastic drawstring 75 in inside and inside.There is two kinds of implementations, mode one: the inside of two sides at this time
The end of left traction element and internal right traction element is socketed in the two sides of drift bolt in activity respectively, draws the work by adjusting
The two sides of interior drift bolt are moved to drive fracture site to move left and right.Mode two: as shown in figure 11, the left traction element in the inside of two sides and
The end of internal right traction element is socketed in the two sides of drift bolt in activity respectively, while being provided with internal left redundant traction element again
With internal right redundant traction element, upper auxiliary traction component and interior subordinate's auxiliary traction component ends are socketed in fracture site respectively
Distal end is for drawing fracture site.This section of two ways is without attached drawing.
Above-mentioned each traction element all uses elastic traction component, and each traction element includes draw-bar seat, and draw-bar seat is threadedly coupled
There is adjusting yoke, knob is arranged in adjusting yoke outer end, and inner end connects traction elastic drawstring by rotary joint, draws elastic drawstring
For elastic belt.It is adjusted, and passed through using the position that the traction element of multiple elasticity carries out upper and lower, left and right to fracture site
Drift bolt 6 carries out angle overturning correction to fracture site distal end in activity, so that the regulatory function with multiple angles and displacement, reaches
Angle correction, the traversing regulatory function being aligned and docking furthers are carried out to fracture site distal end, to realize that multidimensional adjusts effect
Fruit.The present invention especially has soft readjustment reset function, and it is moveable that multiple traction elements remain that fracture site has
Freedom degree all has enough suppleness that is, before and after resetting to fracture site, when avoiding at present through the docking of strong instrument
The problem of not exclusively being docked because of essence of fracturing caused by multiaxial stress confrontation.
Traction element and interior subordinate's traction element, internal left traction element and internal right traction element are on above-mentioned inside
In contrast, both can directly on top and underface, front-left and front-right, be also possible to support with favored policy, but required
Opposite pulling force.
The present embodiment adds external traction function simultaneously, as shown in Figure 10, top, lower part on the outside of fixed outer steel loop 2,
Left part and right part are equipped with respectively along axial parallel fixed link 19 in corresponding pilot hole, and upper and lower fixed link is separately installed with
Traction element and outer subordinate's traction element on outside, i.e. the upper elastic drawstring in outside in Figure 10,81 and outside under elastic drawstring 82.
Left and right fixed link is separately installed with external left traction element and external right traction element, i.e. left outer elastic drawstring 83 in Figure 10
With the right elastic drawstring 84 in outside.The traction end of each external traction element is sleeved on fracture site distal end.
The traction function combination of the traction function of internal each traction element and external each traction element, can adjust fractures
Any swing angle of position distal end, realizes any position translational adjustment, realizes that angle rotation is adjusted, can realize multidimensional flexibility
Reset regulatory function.
Embodiment 2: a kind of multidimensional flexibility fracture setting device as shown in Figure 1, by fixed interior steel loop 1 and fixed outer steel loop
2 are fixed as one by fixed connecting rod 4.It is set in fracture site proximally and distally, fixed interior steel loop 1 is sleeved on fracture root
Portion, fixed outer steel loop 2 are sleeved on fracture site distal end.Moreover, steel loop 1 and the ring body circle distribution for fixing outer steel loop 2 in fixed
There are a series of pilot holes 3, is preferred with being uniformly distributed.Fixed connecting rod 4 can be attached solid by the corresponding pilot hole 3 of two steel loops
Fixed, pilot hole 3 is also used to meet the traction element of multi-angle regulation.Furthermore it is also possible in the one or more of fixed interior steel loop 1
Pilot hole 3 is transversely mounted by locking member is auxiliarily fixed nail 9；Alternatively, one or more pilot holes 3 of steel loop 1 are pacified in fixed
Equipped with along axial fixed column, fixed column is transversely mounted by locking member is auxiliarily fixed nail 9.The fixed interior steel of nail 9 is auxiliarily fixed
Ring 1 is sleeved on fracture root, uses cross that nail 55 is approximately perpendicular to be auxiliarily fixed nail 9 and improve pair with fixed as shown in Figure 1
Fracture root consolidates.
The structure being made of fixed interior steel loop 1 and fixed outer steel loop 2, can be solid by attachment base and bedstead or equipment supporter
It is fixed, pedestal, voluntarily stable support can also be set in fixed interior steel loop 1 and fixed outer 2 bottom of steel loop as shown in Figure 3.
As shown in figure 1, it is separately installed in two pilot holes of fixed interior 1 two sides of steel loop along axial fixed column, fixed column
The fixation, which is transversely mounted, by locking member crosses nail 5.As shown in figure 4, the fixed nail 5 that crosses is for fixed fracture proximal end root
Portion, and in activity drift bolt 6 through fracture site distal end.Used locking member is various informative, such as can be using fixation
Block and installation locking silk, fixed block setting perforation are mounted in corresponding fixed column, press in setting on a side of fixed block
Piece and lower sheeting, locking silk are connected on fixed block after upper tabletting and lower sheeting, fixed to cross nail 5 by pressing in upper tabletting
Between lower sheeting, asperity is arranged in surface between upper tabletting and lower sheeting.Locking silk simultaneously locks fixed block.
In the upper and lower part of fixed outer 2 inside of steel loop, it is equipped in corresponding pilot hole respectively along axial parallel branch
Strut, for installing corresponding traction element.Such as construction shown in FIG. 1, the end point of two sides upper support bar and lower support bar
Traction element and interior subordinate's traction element on inside are not installed.Traction element includes being sleeved on horizontal fixed litter on the inside
Draw-bar seat, draw-bar seat is threaded with adjusting yoke, and knob is arranged in adjusting yoke outer end, and inner end passes through in rotary joint connection
Elastic drawstring, preferably elastic webbing are drawn in portion, traction elastic drawstring is sleeved on 6 outside of drift bolt in the activity on inside, such as
Shown in Fig. 5.Interior subordinate's traction element includes sliding block (the also fixed cunning of level of malleable degree setting lower part for being sleeved on fixed connecting rod 4
Pole and draw-bar seat), be fixed with screw rod on sliding block, screw rod connects the lower swivel nut of double end Adjusting bolt Adjusting screw, double end Adjusting bolt Adjusting screw it is upper
Swivel nut is threaded with a rotary joint, and rotary joint connects interior subordinate and draws elastic drawstring, preferably elastic webbing, interior subordinate
Traction elastic drawstring is sleeved on 6 outside of drift bolt in the activity.
Front haulage component is separately installed with after in the corresponding pilot hole of fixed outer steel loop 2 and fixed interior 1 two sides of steel loop
Traction element, as shown in figure 4, two sides front haulage component connects drift bolt 6 in the activity with the traction end of rear haulage component.Before lead
Draw component and rear haulage component respectively includes the drawing pull bar being mounted in corresponding pilot hole, the end point of forward and backward drawing pull bar
Preceding elastic drawstring and rear elastic drawstring are not connected, and preceding elastic drawstring and rear elastic drawstring are set in drift bolt 6 in the activity
Outside.
Left traction element and internal right traction element, internal left tractive unit are set on the front haulage pull rod of two sides simultaneously
The traction end of part and internal right traction element is sleeved on fracture site distal end, as shown in Figure 6.Left traction element and internal right traction
Component is sleeved on the draw-bar seat of front haulage pull rod, and draw-bar seat is threaded with adjusting yoke, and knob is arranged in adjusting yoke outer end, interior
End connects internal left traction elastic drawstring and right traction elastic drawstring by rotary joint, is preferably both elastic webbing.
The present embodiment is after being fixed fracture site proximal end using fixed outer steel loop 2, before fixed outer steel loop 2
Elastic drawstring, rear elastic drawstring, elastic drawstring on inside, elastic drawstring under inside, the right elasticity of the left elastic drawstring in inside and inside
Drawstring carries out the adjusting of multiple angles, is finally reached and furthers to the progress angle correction of fracture site distal end, traversing alignment and docking
Regulatory function, to realize multidimensional regulating effect.And the present embodiment has flexibility while realizing multidimensional regulatory function
The effect of docking avoids when being docked at present by strong instrument because fracturing what essence was not exclusively docked caused by multiaxial stress confrontation
Problem.
Embodiment 3: another multidimensional flexibility fracture setting device, on the basis of 1 Transfer tectonics of embodiment, and fixed outer
Top, lower part, left part and the right part in 2 outside of steel loop are equipped with respectively along axial parallel fixed link in corresponding pilot hole,
Upper and lower fixed link is separately installed with traction element and outer subordinate's traction element on outside.As shown in Figure 2 and Figure 6, left and right fixation
Bar is separately installed with external left traction element and external right traction element, and the traction end of each external traction element is sleeved on fractures
Position distal end.Each external traction element is identical as the left and right traction element structure in embodiment 1, is not described in detail.Not to the present embodiment
Only multinomial adjusting can be carried out by multiple regulating members of fixed outer 2 inside of steel loop, and can be by fixing outside outer steel loop 2
Multiple regulating members cooperation of side is adjusted, it can be achieved that fracture site distal end any angle and translational adjustment, is adjusted easy to operate
Easy, precision is very high, reduces surgical procedure difficulty and docking inaccuracy.
Embodiment 4: another multidimensional flexibility fracture setting device, on the basis of 1 Transfer tectonics of embodiment, and described solid
Three of fixed 2 outside of outer steel loop separately in 120 degree of pilot hole, are separately installed with along axial parallel fixed link, such as Fig. 7 institute
Show, each fixed link is separately installed with external traction element, and the traction end of each external traction element is sleeved on fracture site distal end.This
Each external traction element involved in implementation is identical as the left and right traction element structure in embodiment 1, is not described in detail.The present embodiment
Regulating effect to be achieved is substantially the same manner as Example 2.
Embodiment 5: as shown in Figure 8 and Figure 9, it is about to steel loop 1 or fixed outer steel loop 2 in fixed on 1 basis of embodiment and designs
Connect the combination annulus of composition with fixing seat by pin shaft for the semicircular ring of left and right two, in order to quickly be installed with fracture site,
Installation difficulty is reduced, fat patient is suitble to use.
Claims (10)
1. kind of multidimensional flexibility fracture setting device, which is characterized in that including fixed interior steel loop and fixed outer steel loop, be set in
Proximally and distally, the two is fixed as one fracture site by fixed connecting rod, and the ring body circle distribution of the two has a series of assembly
Hole；One or more pilot holes of steel loop, which are equipped with to fix, in fixed crosses nail, and the fixed nail that crosses is for fixed proximal end root of fracturing
Portion；Front haulage component and rear haulage portion are separately installed in the corresponding pilot hole of fixed outer steel loop and fixed interior steel loop two sides
The traction end of part, two sides front haulage component and rear haulage component is socketed the two sides of drift bolt in an activity, drift bolt in activity respectively
Through fracture site distal end；Steel loop is loaded onto portion's pilot hole and lower part pilot hole or in top pilot hole outside the fixation
Along the support rod parallel along axial direction installed in the pilot hole of lower part, it is separately installed on the inside that can be drawn to fracture site and leads
Draw component and interior subordinate's traction element；In fixed outer steel loop left part pilot hole and right part pilot hole or left part pilot hole and the right side
In the fixed link installed in portion's pilot hole, it is separately installed with the left traction element in inside that can be drawn to fracture site and the internal right side is led
Draw component.
2. multidimensional flexibility fracture setting device according to claim 1, which is characterized in that traction element on the inside of two sides
It is socketed in the two sides of drift bolt in activity respectively with the end of interior subordinate's traction element；Alternatively, the left traction element in the inside of two sides and
The end of internal right traction element is socketed in the two sides of drift bolt in activity respectively.
3. multidimensional flexibility fracture setting device according to claim 1, which is characterized in that traction element on the inside of two sides
It is socketed in the two sides of drift bolt in activity respectively with the end of interior subordinate's traction element, while being provided with internal upper auxiliary traction portion again
Part and interior subordinate's auxiliary traction component, upper auxiliary traction component and interior subordinate's auxiliary traction component ends are socketed in fractures respectively
Position distal end is for drawing fracture site.
4. multidimensional flexibility fracture setting device according to claim 1, which is characterized in that the left traction element in the inside of two sides
It is socketed in the two sides of drift bolt in activity respectively with the end of internal right traction element, while being provided with internal left redundant tractive unit again
Part and internal right redundant traction element, upper auxiliary traction component and interior subordinate's auxiliary traction component ends are socketed in fractures respectively
Position distal end is for drawing fracture site.
5. multidimensional flexibility fracture setting device according to claim 1, which is characterized in that outside the fixation on the outside of steel loop
Top, lower part, left part and right part, be equipped in corresponding pilot hole respectively along axial parallel fixed link, upper and lower fixed link
It is separately installed with traction element and outer subordinate's traction element, left and right fixed link on outside and is separately installed with external left traction element
Fracture site distal end is sleeved on the traction end of external right traction element, each external traction element.
6. a kind of multidimensional flexibility fracture setting device, which is characterized in that including fixed interior steel loop and fixed outer steel loop, be set with
Fracture site proximally and distally, the two is fixed as one by fixed connecting rod, and the ring body circle distribution of the two has a series of dresses
Distribution；One or more pilot holes of steel loop, which are equipped with to fix, in fixed crosses nail, and the fixed nail that crosses is for fixed proximal end of fracturing
Root；Front haulage component and rear haulage portion are separately installed in the corresponding pilot hole of fixed outer steel loop and fixed interior steel loop two sides
The traction end of part, two sides front haulage component and rear haulage component is socketed the two sides of drift bolt in an activity, drift bolt in activity respectively
Through fracture site distal end；The branch parallel along axial direction installed in the pilot hole of the outer steel loop two sides of fixation or in pilot hole
On strut, traction element and interior subordinate's traction element on inside are installed, traction element and interior subordinate's traction element on inside
End is socketed in the two sides of drift bolt in activity respectively；Three outside the fixation on the outside of steel loop separately 120 degree of pilot holes
Along the support rod parallel along axial direction installed in interior or pilot hole, it is separately installed with the internal traction that can be drawn to fracture site
Component, the traction end of each internal traction component are sleeved on fracture site distal end.
7. multidimensional flexibility fracture setting device according to claim 1 or 6, which is characterized in that the steel loop outside the fixation
Three of outside separately in 120 degree of pilot hole, are separately installed with along axial parallel fixed link, each fixed link is installed respectively
There is the external traction element that can be drawn to fracture site, the traction end of each external traction element is sleeved on fracture site distal end.
8. multidimensional flexibility fracture setting device according to claim 1 or 6, which is characterized in that one of steel loop in fixed
Or multiple pilot holes are transversely mounted the fixation by locking member and cross nail；Alternatively, the one or more of steel loop fill in fixed
Distribution is equipped with along axial fixed column, and fixed column is transversely mounted the fixation by locking member and crosses nail.
9. multidimensional flexibility fracture setting device according to claim 1-8, which is characterized in that each tractive unit
Part includes draw-bar seat, and draw-bar seat is threaded with adjusting yoke, and knob is arranged in adjusting yoke outer end, and inner end is connected by rotary joint
Connect traction drawstring.
10. multidimensional flexibility fracture setting device according to claim 1, which is characterized in that the locking member includes solid
Determine block and locking silk, upper tabletting and lower sheeting are set on a side of fixed block, and locking silk is after upper tabletting and lower sheeting
It is connected on fixed block, the fixed nail that crosses is located between upper tabletting and lower sheeting.
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| CN201910009795.5A CN109480980B (en) | 2019-01-05 | 2019-01-05 | Multi-dimensional flexible fracture reduction device |
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| CN201910009795.5A CN109480980B (en) | 2019-01-05 | 2019-01-05 | Multi-dimensional flexible fracture reduction device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109938817A (en) * | 2019-04-12 | 2019-06-28 | 陈聚伍 | Fracture traction resetting apparatus |
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| CN109480980B (en) | 2024-05-07 |
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