CN110025370A - A kind of Limb lengthening, bone move external adjuster and its assemble method - Google Patents
A kind of Limb lengthening, bone move external adjuster and its assemble method Download PDFInfo
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- CN110025370A CN110025370A CN201910390761.5A CN201910390761A CN110025370A CN 110025370 A CN110025370 A CN 110025370A CN 201910390761 A CN201910390761 A CN 201910390761A CN 110025370 A CN110025370 A CN 110025370A
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- support bar
- spicule
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- bone
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- 210000000988 bone and bone Anatomy 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims abstract description 10
- 230000001105 regulatory effect Effects 0.000 claims abstract description 4
- 238000003032 molecular docking Methods 0.000 claims description 10
- 210000003414 extremity Anatomy 0.000 description 10
- 230000007547 defect Effects 0.000 description 4
- 208000015181 infectious disease Diseases 0.000 description 3
- 208000010392 Bone Fractures Diseases 0.000 description 2
- 230000011164 ossification Effects 0.000 description 2
- 208000020084 Bone disease Diseases 0.000 description 1
- 206010010356 Congenital anomaly Diseases 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 208000002847 Surgical Wound Diseases 0.000 description 1
- 206010052428 Wound Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000036770 blood supply Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000009647 facial growth Effects 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 108010048734 sclerotin Proteins 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
Classifications
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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
-
- 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)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The present invention relates to a kind of Limb lengthening, bones to move external adjuster and its assemble method, controller structure includes fixed frame and two groups of adjusting components set on the fixed frame, the fixed frame includes two support rods disposed in parallel, respectively upper support bar and side support bar, wherein, side support bar is set to the side-lower of upper support bar, and the corresponding end of upper support bar and side support bar is fixedly linked by connecting plate；It is described adjust component include set on upper support bar upper sliding pallet, be arranged in sliding pallet vertical tune spicule, set on side support bar sideslip support and be arranged in the horizontal of support of breakking away and adjust spicule, the vertical tune spicule of every group of adjusting component and the end of horizontal tune spicule are fixedly linked with corresponding bone block to be regulated.The configuration of the present invention is simple, it is at low cost and easy to assembly, the regulation of automatic and accurate can be realized by adjusting rod, the external instrument weight bearing of patient is smaller, more convenient to use.
Description
Technical field
The present invention relates to the field of medical instrument technology, specifically a kind of Limb lengthening, bone move external adjuster and its
Assemble method.
Background technique
Limb lengthening, that is, distraction osteogenesis, exactly cuts sclerotin, retains soft tissue and blood supply, solid using special traction device
Determine both ends, applied tension-stress rule gradually applies pulling force and slowly pulls bone section, constantly stimulation body tissue, exciting human
Regeneration potential makes osteotomy gap form new bone, achievees the purpose that osteanagenesis.Suitable for because of wound, infection of bone disease, congenital
Four limbs Length discrepancy person caused by bone cripetura, tumour etc..Bone moves tension-stress rule that technology equally defers to Ilizarov, leads to
It crosses and carries out minimally invasive osteotomy at one end using each segment of the fixed bone of external fixator, slowly pulled daily, with newly length
The original bone defect of Bone Defect Repari.It is current clinical treatment bone defect, bone nonunion, infection of bone, stiff knee that bone, which moves technology,
Etc. intractable " bone fracture bone fracture disease " most efficient method, and bone moves the process for making above-mentioned case previously treat cumbersome difficulty becomes simple
It is single easy.Bone move can also to bone defect, bone nonunion with a variety of complication such as infection of bone, bone cripetura, drop foot patient
It is treated simultaneously.
It is usually that the both ends of knochenbruch are fixed and can produce with tractive force that Limb lengthening, bone, which move fixator, to promote
New bone formation, currently, the usual structure of existing fixator is complex, it is inconvenient, and surgical wound is larger, it is especially existing
Externally positioned type fixator practicability it is poor, it is difficult to be widely applied.
Summary of the invention
It is an object of the invention to provide a kind of Limb lengthening, bones to move external adjuster, to solve existing fixer structure
Complicated, inconvenient problem.
The present invention is implemented as follows: a kind of Limb lengthening, bone move external adjuster, including fixed frame and it is set to described
Two groups of adjusting components of fixed frame, the fixed frame include two support rods disposed in parallel, respectively upper support bar and collateral
Strut, wherein side support bar is set to the side-lower of upper support bar, and the corresponding end of upper support bar and side support bar passes through connecting plate
It is fixedly linked；The component that adjusts includes the upper sliding pallet for being set to upper support bar, the vertical tune spicule for being arranged in sliding pallet, is set to side
The sideslip support of support rod and the level for being arranged in sideslip support adjust spicule, and the vertical tune spicule and level of every group of adjusting component adjust bone
The end of needle is fixedly linked with corresponding bone block to be regulated；
" ten " the word sliding slot being made of horizontal through slot and vertical through slot is equipped on the support rod, the upper sliding pallet is plugged on
In the horizontal through slot of upper support bar, the vertical middle part for adjusting spicule to be pierced by upper sliding pallet via the vertical through slot of upper support bar；Institute
It states sideslip support to be plugged in the vertical through slot of side support bar, the horizontal tune spicule is pierced by side via the horizontal through slot of side support bar
The middle part of sliding pallet.
It is respectively bolted with stop nut in upper end, the horizontal outer end for adjusting spicule for adjusting spicule vertically, in two groups of adjusting components
Vertical tune spicule the stop nut between be equipped with telescopic adjusting rod, the both ends of adjusting rod be each provided with it is corresponding limit
The cutting ferrule that position nut fastens.
It is equipped with regulation button on the adjusting rod, adjusting rod can be made to drive two groups of adjusting components along branch by regulation button
Support is mobile.
The upper sliding pallet and sideslip support are made of support block and docking block, and the support block includes being plugged on " ten " word to slide
Plate portion in slot and the boss portion positioned at plate portion one end, boss portion and docking block are wider than the slot opening of " ten " word sliding slot
Degree is equipped with screw hole in the end face that " ten " word sliding slot is stretched out in the plate portion, and the docking block passes through screw and the screw hole phase spiral shell
The mode connect is positioned in support block.
The present invention also provides the assemble methods that above-mentioned Limb lengthening, bone move external adjuster, comprising the following steps:
A, two sideslip supports are installed in side support bar, two upper sliding pallets are installed on upper support bar, by connecting plate fastener
It is fixedly connected with the corresponding end of side support bar；
B, in each self-retaining in two bone block sides of knochenbruch to be processed one horizontal tune spicule, in two bone blocks of knochenbruch to be processed
Each self-retaining in top surface one vertical tune spicule；
C, the side support bar with connecting plate is placed in the side of knochenbruch to be processed, and by the horizontal outer end for adjusting spicule across collateral
The middle part of respective side sliding pallet on strut；
D, upper support bar is placed in the top of knochenbruch to be processed, and the vertical upper end for adjusting spicule is passed through to the correspondence on upper support bar
Then the corresponding end of connecting plate fastener and upper support bar is fixedly linked by the middle part of upper sliding pallet；
E, stop nut and make by adjusting the position of stop nut two bones at knochenbruch adjusting the upper end of spicule to be spirally connected vertically
Block is corresponding accurate in vertical direction, is then spirally connected stop nut in the horizontal outer end for adjusting spicule, finally by adjusting two groups of adjustings
Distance of the component at the position control knochenbruch of support rod between two bone blocks.
The configuration of the present invention is simple, it is at low cost and easy to assembly, the regulation of automatic and accurate can be realized by adjusting rod, from
And ensure knochenbruch face growth result.The present invention moves treatment suitable for Limb lengthening, bone, and the external instrument weight bearing of patient is smaller,
It is more convenient to use.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
In figure: 1, upper support bar, 2, side support bar, 3, connecting plate, 4, horizontal through slot, 5, vertical through slot, 6, upper sliding pallet, 7,
It is vertical to adjust spicule, 8, support of breakking away, 9, it is horizontal adjust spicule, 10, support block, 11, docking block, 12, stop nut, 13, adjusting rod,
14, cutting ferrule, 15, regulation button.
Specific embodiment
As shown in Figure 1, structure of the invention includes fixed frame and two groups of adjusting components set on fixed frame, fixed frame include
Two support rods disposed in parallel, respectively upper support bar 1 and side support bar 2, wherein side support bar 2 is set to upper support bar 1
The both ends of side-lower, upper support bar 1 and side support bar 2 pass through connecting plate 3 respectively and are fixedly linked.Support rod can for square pole or
Cylindrical rod body, the pref. cylindrical body of rod are provided with horizontal through slot 4 in the horizontal direction in cylindrical rod body, and in cylindrical bar
Vertical through slot 5, horizontal through slot 4 and the radial perforation body of rod of vertical through slot 5 are provided on body along the vertical direction, so that Formation cross-section is in
" ten " word sliding slot of " ten " font.Connecting plate 3 is arc plate body, and the both ends of arc plate body pass through bolt and corresponding support rod respectively
End be connected.
Adjusting component can slide along fixed frame, and structure includes the upper sliding pallet 6 for being set to upper support bar 1, is arranged in sliding pallet 6
Vertical tune spicule 7, set on side support bar 2 sideslip support 8 and be arranged in the horizontal of sideslip support 8 and adjust spicule 9, every group of adjusting group
The vertical tune spicule 7 of part and the horizontal end for adjusting spicule 9 are fixedly linked with corresponding bone block to be regulated.Upper sliding pallet 6 and sideslip
Support 8 is made of support block 10 and docking block 11, and support block 10 includes the plate portion being plugged in " ten " word sliding slot and is located at slotting
The boss portion of plate portion one end, boss portion and docking block 11 are wider than the width of rebate of " ten " word sliding slot, set at the center in plate portion
There is the jack hole for adjusting spicule to pass through, is equipped with screw hole in the end face that " ten " word sliding slot is stretched out in plate portion, docking block 11 passes through screw
It is positioned in support block 10 with the mode of the screw hole bolt.
Upper sliding pallet 6 is plugged in the horizontal through slot 4 of upper support bar 1, vertical to adjust spicule 7 via the vertical logical of upper support bar 1
Slot 5 is pierced by the jack hole of sliding pallet；Sideslip support 8 is plugged in the vertical through slot 5 of side support bar 2, and level adjusts spicule 9 via collateral
The horizontal through slot 4 of strut 2 is pierced by the jack hole for support of breakking away.It adjusts the both ends of spicule to be equipped with thread segment, adjusts spicule needle tip
Thread segment adjusts the thread segment at spicule backshank end for the stop nut 12 that is spirally connected for being fastenedly connected with bone block.Adjust the backshank of spicule
The stop nut 12 that is spirally connected after being pierced by corresponding sliding pallet is held, tune bone can be controlled positioned at the position of spicule is adjusted by adjusting stop nut 12
The extension elongation of needle.
Telescopic adjusting rod 13 is equipped between the stop nut 12 of the vertical tune spicule 7 of two groups of adjusting components,
Adjusting rod 13 is hydraulic regulation bar, and both ends are each provided with the cutting ferrule 14 to fasten with corresponding stop nut 12.In adjusting rod 13
It is equipped with regulation button 15, can make adjusting rod 13 that two groups of adjusting components be driven to move along support rod by regulation button 15.
Limb lengthening of the present invention, bone move the assemble method of external adjuster, comprising the following steps:
A, two sideslip supports 8 are installed in side support bar 2, two upper sliding pallets 6 are installed on upper support bar 1, by connecting plate 3 with tightly
Firmware is fixedly connected with the corresponding end of side support bar 2；
B, in each self-retaining in two bone block sides of knochenbruch to be processed one horizontal tune spicule 9, in two bones of knochenbruch to be processed
Each self-retaining in block top surface one vertical tune spicule 7；
C, the side support bar 2 with connecting plate 3 is placed in the side of knochenbruch to be processed, and the horizontal outer end for adjusting spicule 9 is passed through
The jack hole of respective side sliding pallet 8 in side support bar 2；
D, upper support bar 1 is placed in the top of knochenbruch to be processed, and the vertical upper end for adjusting spicule 7 is passed through on upper support bar 1
Then connecting plate 3 is fixedly linked by the jack hole of sliding pallet 6 in correspondence with the corresponding end of fastener and upper support bar 1；
E, stop nut 12 and make by adjusting the position of stop nut two at knochenbruch adjusting the upper end of spicule 7 to be spirally connected vertically
Bone block is corresponding accurate in vertical direction, is then spirally connected stop nut 12 in the horizontal outer end for adjusting spicule 9, finally by adjusting two groups
Adjust distance of the component at the position control knochenbruch of support rod between two bone blocks.
Claims (5)
1. a kind of Limb lengthening, bone move external adjuster, characterized in that including fixed frame and set on two groups of the fixed frame
Component is adjusted, the fixed frame includes two support rods disposed in parallel, respectively upper support bar and side support bar, wherein side
Support rod is set to the side-lower of upper support bar, and the corresponding end of upper support bar and side support bar is fixedly linked by connecting plate；Institute
Stating and adjusting component includes being set to the upper sliding pallet of upper support bar, the vertical tune spicule for being arranged in sliding pallet, the side set on side support bar
Sliding pallet and the horizontal tune spicule for being arranged in support of breakking away, the vertical tune spicule of every group of adjusting component and the horizontal end for adjusting spicule are equal
It is fixedly linked with corresponding bone block to be regulated；
" ten " the word sliding slot being made of horizontal through slot and vertical through slot is equipped on the support rod, the upper sliding pallet is plugged on
In the horizontal through slot of upper support bar, the vertical middle part for adjusting spicule to be pierced by upper sliding pallet via the vertical through slot of upper support bar；Institute
It states sideslip support to be plugged in the vertical through slot of side support bar, the horizontal tune spicule is pierced by side via the horizontal through slot of side support bar
The middle part of sliding pallet.
2. Limb lengthening according to claim 1, bone move external adjuster, characterized in that vertically adjust spicule upper end,
Level adjust spicule outer end be respectively bolted with stop nut, two groups of adjusting components vertical tune spicule the stop nut it
Between be equipped with telescopic adjusting rod, the both ends of adjusting rod are each provided with the cutting ferrule to fasten with corresponding stop nut.
3. Limb lengthening according to claim 1, bone move external adjuster, characterized in that be equipped on the adjusting rod
Regulation button can make adjusting rod that two groups of adjusting components be driven to move along support frame by regulation button.
4. Limb lengthening according to claim 1, bone move external adjuster, characterized in that the upper sliding pallet and support of breakking away
Is made of support block and docking block, the support block includes the plate portion that is plugged in " ten " word sliding slot and positioned at plate portion one
The boss portion at end, boss portion and docking block are wider than the width of rebate of " ten " word sliding slot, and it is sliding to stretch out " ten " word in the plate portion
The end face of slot is equipped with screw hole, and the docking block is positioned in support block by way of screw and the screw hole bolt.
5. the assemble method that a kind of any Limb lengthening of claim 1 ~ 4, bone move external adjuster, characterized in that including
Following steps:
A, two sideslip supports are installed in side support bar, two upper sliding pallets are installed on upper support bar, by connecting plate fastener
It is fixedly connected with the corresponding end of side support bar；
B, in each self-retaining in two bone block sides of knochenbruch to be processed one horizontal tune spicule, in two bone blocks of knochenbruch to be processed
Each self-retaining in top surface one vertical tune spicule；
C, the side support bar with connecting plate is placed in the side of knochenbruch to be processed, and by the horizontal outer end for adjusting spicule across collateral
The middle part of respective side sliding pallet on strut；
D, upper support bar is placed in the top of knochenbruch to be processed, and the vertical upper end for adjusting spicule is passed through to the correspondence on upper support bar
Then the corresponding end of connecting plate fastener and upper support bar is fixedly linked by the middle part of upper sliding pallet；
E, stop nut and make by adjusting the position of stop nut two bones at knochenbruch adjusting the upper end of spicule to be spirally connected vertically
Block is corresponding accurate in vertical direction, is then spirally connected stop nut in the horizontal outer end for adjusting spicule, finally by adjusting two groups of adjustings
Distance of the component at the position control knochenbruch of support rod between two bone blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910390761.5A CN110025370B (en) | 2019-05-10 | 2019-05-10 | External adjuster for bone extension and bone movement and assembling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910390761.5A CN110025370B (en) | 2019-05-10 | 2019-05-10 | External adjuster for bone extension and bone movement and assembling method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110025370A true CN110025370A (en) | 2019-07-19 |
| CN110025370B CN110025370B (en) | 2024-04-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910390761.5A Active CN110025370B (en) | 2019-05-10 | 2019-05-10 | External adjuster for bone extension and bone movement and assembling method thereof |
Country Status (1)
| Country | Link |
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| CN2035228U (en) * | 1988-06-06 | 1989-04-05 | 湖南中医学院附一院 | Fixator for reduction of fracture |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN110025370B (en) | 2024-04-26 |
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