CN107496019A - Steel plate structure - Google Patents

Steel plate structure Download PDF

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Publication number
CN107496019A
CN107496019A CN201710864769.1A CN201710864769A CN107496019A CN 107496019 A CN107496019 A CN 107496019A CN 201710864769 A CN201710864769 A CN 201710864769A CN 107496019 A CN107496019 A CN 107496019A
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China
Prior art keywords
steel plate
branch
arm
main
structure according
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CN201710864769.1A
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CN107496019B (en
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王彩梅
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Beijing AK Medical Co Ltd
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Beijing AK Medical Co Ltd
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Priority to CN201710864769.1A priority Critical patent/CN107496019B/en
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical 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
    • A61B17/68Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/80Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
    • A61B17/8052Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates immobilised relative to screws by interlocking form of the heads and plate holes, e.g. conical or threaded
    • A61B17/8057Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates immobilised relative to screws by interlocking form of the heads and plate holes, e.g. conical or threaded the interlocking form comprising a thread
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical 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
    • A61B17/68Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/80Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
    • A61B17/808Instruments for holding or positioning bone plates, or for adjusting screw-to-plate locking mechanisms

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  • Health & Medical Sciences (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Neurology (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 invention provides a kind of steel plate structure, including:Main steel plate, is provided with the first location structure and the first bone screw holes on main steel plate, formed with multiple installation sites on the first location structure;Branch steel plate, branch steel plate includes the first steel plate arm and the second steel plate arm arranged in a crossed manner, the second bone screw holes are provided with first steel plate arm and the second steel plate arm, branch steel plate also includes being arranged on the first steel plate arm and the second location structure of the second steel plate arm junction, and the second location structure is selectively disposed in one of installed position;Fastener, for main steel plate and branch steel plate to be linked together.Technical scheme efficiently solves the problem of fracture that can not handle complexity in the prior art.

Description

Steel plate structure
Technical field
The present invention relates to technical field of medical instruments, in particular to a kind of steel plate structure.
Background technology
Fracture refers to a kind of disease for causing bone parts due to reasons such as wound or pathology or being broken completely.Comminuted bone Folding belongs to completeness fracture, and phalanges matter is fragmented into more than three pieces, and also known as t or y types fracture open fracture refers to fracture skin Skin or mucosal breaks, it is exactly that several pieces are fragmented at knochenbruch that fracture end, which communicates comminuted fracture with the external world,.
In recent years, as the huge advance of material and cultural life, High energy trauma increase year by year.The hair of limbs fracture Raw rate also occurs increasing trend therewith.Such fracture violence not only causes obvious destruction of bone but also also results in surrounding soft tissue Major injury, often involve articular surface and metaphysis, treatment it is fixed it is improper can cause soft tissue infection, the reduction of the fracture lose in it is solid It is fixed to loosen failure, fracture delayed union bone nonunion and joint function disturbance, it is the problem in orthopaedic trauma treatment.
In recent years, domestic, the external bone-fracture fixation steel plate for being used to treat partes corporis humani position fracture, is still connecing for single structure plane Bone steel plate, is fixed merely by screw, it the shortcomings that it is as follows:
1st, steel plate structure is single, can not handle the fracture of complexity;
2nd, the following complex situations for solving fracture, steel plate is relatively thick, and the screw hole than comparatively dense is set on plate, Each pitch-row is too short, long with respect to the arm of force, and nail is excessive, excessive, nonreactive folding, bending resistance, anti-twist, slide, anti-shearing force, anti-boundary The alternate stress design requirement such as face mechanics, nonreactive mechanical stress concentration, easily forms stress concentration, and acceleration connects and causes bone steel plate Implants fatigue fracture, fracture dislocation, fracture delayed union or disunion, refracture, very big pain is caused to patient.
The content of the invention
The present invention is intended to provide a kind of steel plate structure, to solve the problems, such as that the fracture of complexity can not be handled in the prior art.
To achieve these goals, the invention provides a kind of steel plate structure, including:Main steel plate, it is provided with main steel plate First location structure and the first bone screw holes, formed with multiple installation sites on the first location structure;Branch steel plate, branch steel plate include handing over The the first steel plate arm and the second steel plate arm set is pitched, the second bone screw holes are provided with the first steel plate arm and the second steel plate arm, is propped up Steel plate also includes being arranged on the first steel plate arm and the second location structure of the second steel plate arm junction, the second location structure selectivity Ground is disposed therein an installed position;Fastener, for main steel plate and branch steel plate to be linked together.
Further, the first location structure includes multiple locating slots, and multiple locating slots are circumferentially disposed, the second positioning Structure includes the multiple and locating piece of locating slot physical fit, and the quantity of locating piece is less than the quantity of locating slot.
Further, sunk structure is provided with the first surface of main steel plate, the first location structure is arranged on sunk structure Interior, the position on the second surface relative with first surface of main steel plate corresponding to sunk structure forms bulge-structure.
Further, the first screw hole is provided with main steel plate, the second screw hole is provided with branch steel plate, fastener is spiral shell Nail, screw are spirally connected with the first screw hole and the second screw hole so that main steel plate and branch steel plate to be linked together.
Further, the first screw hole is located at the inner side of the first location structure, and the second screw hole is located at the second location structure Inner side.
Further, angle at an acute angle between the first steel plate arm and the second steel plate arm.
Further, the first bone screw holes are along the multiple of main steel plate length direction setting, and the second bone screw holes are along the first steel The length direction of plate arm or the second steel plate arm is set multiple.
Further, the first location structure is spaced multiple, branch steel plate be it is multiple, and multiple steel plates with it is more Individual first location structure is set correspondingly.
Further, the width of main steel plate is more than the width of branch steel plate, and main steel plate and/or branch steel plate can be bent.
Further, steel plate structure also includes the first nail being arranged in the first bone screw holes and is arranged on the second nail The second nail in hole, the length of the first nail are more than the length of the second nail, and the diameter of the first nail is more than the second nail Diameter.
Apply the technical scheme of the present invention, steel plate structure includes the main steel plate and Zhi Gang to be linked together by fastener Plate.The first bone screw holes for wearing nail are provided with main steel plate, first bone screw holes allow main steel plate by fractures The position position strong with other sclerotin is bridged well, is reached the effect of stress bridge joint, is reduced and fracture end carrying is born Load.Positioning between main steel plate and branch steel plate is realized by the cooperation between the first location structure and the second location structure, On first location structure one of installation site is selectively disposed in formed with multiple installation sites, the second location structure Place.The relative position between branch steel plate and main steel plate and direction is so allowd to be adjusted according to being actually needed, to adapt to In the needs of the fixation of bone sclerite.Therefore, the main steel plate of steel plate structure of the invention and branch steel plate are used in conjunction with each other, and are led to Cross the local fixation of fracture that branch steel plate is adapted to complexity.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing a further understanding of the present invention, and of the invention shows Meaning property embodiment and its illustrate be used for explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows the dimensional structure diagram of the embodiment of the steel plate structure according to the present invention;
Fig. 2 shows that Fig. 1 steel plate structure removes the structural representation after the first nail and the second nail;
Fig. 3 shows the schematic rear view of Fig. 2 steel plate structure;
Fig. 4 shows the A-A of Fig. 3 steel plate structure to schematic cross-sectional view;
Fig. 5 shows the dimensional structure diagram of the main steel plate of Fig. 2 steel plate structure;
Fig. 6 shows the dimensional structure diagram of another angle of Fig. 5 main steel plate;
Fig. 7 shows the schematic front view of Fig. 2 branch steel plate;
Fig. 8 shows the dimensional structure diagram of another angle of Fig. 7 branch steel plate;
Fig. 9 shows the adjustment state schematic diagram of the branch steel plate of Fig. 1 steel plate structure;
Figure 10 shows Fig. 1 steel plate structure and bone mated condition schematic diagram.
Wherein, above-mentioned accompanying drawing marks including the following drawings:
10th, main steel plate;11st, the first bone screw holes;12nd, sunk structure;13rd, locating slot;14th, the first screw hole;15th, raised knot Structure;20th, branch steel plate;21st, the first steel plate arm;22nd, the second steel plate arm;23rd, the second bone screw holes;24th, locating piece;25th, the second screw Hole;30th, fastener;40th, the first nail;50th, the second nail.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Below Description only actually at least one exemplary embodiment is illustrative, is never used as to the present invention and its application or makes Any restrictions.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative work premise Lower obtained every other embodiment, belongs to the scope of protection of the invention.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
Unless specifically stated otherwise, the part and positioned opposite, the digital table of step otherwise illustrated in these embodiments Do not limited the scope of the invention up to formula and numerical value.Simultaneously, it should be appreciated that for the ease of description, each portion shown in accompanying drawing The size divided not is to be drawn according to the proportionate relationship of reality.For technology, side known to person of ordinary skill in the relevant Method and equipment may be not discussed in detail, but in the appropriate case, the technology, method and apparatus should be considered as authorizing explanation A part for book.In shown here and discussion all examples, any occurrence should be construed as merely exemplary, and Not by way of limitation.Therefore, the other examples of exemplary embodiment can have different values.It should be noted that:Similar label Similar terms is represented in following accompanying drawing with letter, therefore, once it is defined in a certain Xiang Yi accompanying drawing, then subsequent attached It need not be further discussed in figure.
The steel plate structure of the application, which is particularly suitable for use in, treats acropathy long bone fractures.
As shown in Figures 1 to 4, the steel plate structure of the present embodiment includes:Main steel plate 10, branch steel plate 20 and fastener 30. Wherein, the first location structure and the first bone screw holes 11 are provided with main steel plate 10, formed with multiple installations on the first location structure Position.Branch steel plate 20 includes the first steel plate arm 21 and the second steel plate arm 22 arranged in a crossed manner, the first steel plate arm 21 and the second steel plate The second bone screw holes 23 are provided with arm 22, branch steel plate 20 also includes being arranged on the first steel plate arm 21 and the second steel plate arm 22 connects Second location structure at place, the second location structure are selectively disposed in one of installed position.Fastener 30 is used for will Main steel plate 10 and branch steel plate 20 link together.
Apply the technical scheme of the present invention, steel plate structure includes the main steel plate 10 to be linked together by fastener 30 and branch Steel plate 20.The first bone screw holes 11 for wearing nail are provided with main steel plate 10, first bone screw holes 11 cause main steel plate 10 The fracture site position strong with other sclerotin can be bridged well, reach the effect of stress bridge joint, reduce to bone Roll over the burden of end carrying.Positioning between main steel plate 10 and branch steel plate 20 be by the first location structure and the second location structure it Between cooperation realize, be selectively disposed in it formed with multiple installation sites, the second location structure on the first location structure In an installed position.Relative position between branch steel plate 20 and main steel plate 10 and direction so allow according to actual need It is adjusted, to be adapted to the needs of the fixation of bone sclerite.Therefore, the He of main steel plate 10 of the steel plate structure of the present embodiment Branch steel plate 20 is used in conjunction with each other, and the fracture that complexity is adapted to by branch steel plate 20 is locally fixed.
As shown in Figure 5 to Figure 6, in the present embodiment, the first location structure includes multiple locating slots 13, multiple locating slots 13 Circumferentially disposed, the inner of above-mentioned multiple locating slots 13 is mutually gathered, and the inner of multiple locating slots 13 limits a circle, Radial direction extension of each locating slot 13 along the circle.Second location structure includes the multiple and locating piece of the physical fit of locating slot 13 24, the quantity of locating piece 24 is less than the quantity of locating slot 13.The locating piece 24 of branch steel plate 20 is set to be embedded in main steel plate 10 during cooperation Locating slot 13 in.
Preferably, as shown in fig. 7, the quantity of locating piece 24 is two and arranged in a word, the quantity of locating slot 13 is even Several, the line of relative locating slot crosses the center of circle of the first screw hole 14, is the integral multiple of the quantity of locating piece 24, and edge respectively Circumference uniform distribution, the locating piece 24 of branch steel plate 20 is embedded in the locating slot 13 of main steel plate 10 during cooperation, while rotation can be passed through Turn adjustment angle, to realize angle of the branch steel plate relative to main steel plate.Said structure can select different installation sites to carry out The installation docking of locating piece 24 and locating slot 13, to adjust the position of branch steel plate 20, direction, to be adapted to consolidating for bone sclerite Fixed needs.
As shown in Figure 5 and Figure 6, sunk structure 12 is provided with the first surface of main steel plate 10, the first location structure is set In sunk structure 12, the position on the second surface relative with first surface of main steel plate 10 corresponding to sunk structure 12 is formed Bulge-structure 15.Above-mentioned sunk structure 12 is used to accommodate branch steel plate 20, and after branch steel plate 20 inserts, overall thickness is to flush , after so can guarantee that main steel plate 10 is fixed, the non-depressed area of main steel plate 10 can be brought into close contact with bone, be easy to effective fixation.
For the ease of the connection of main steel plate 10 and branch steel plate 20, as shown in Fig. 6 and Fig. 8, first is provided with main steel plate 10 Screw hole 14, the second screw hole 25 is provided with branch steel plate 20, fastener 30 is screw, screw and the first screw hole 14 and second Screw hole 25 is spirally connected so that main steel plate 10 and branch steel plate 20 to be linked together.Mode connects for screw is simple, easily operation, and cost It is relatively low.Certainly, as one skilled in the art will appreciate that the connected mode of main steel plate 10 and branch steel plate 20 is not limited to this, may be used also To be connected by screw bolt and nut or other modes.
As shown in Fig. 5 to Fig. 8, the first screw hole 14 is located at the inner side of the first location structure, and the second screw hole 25 is positioned at the The inner side of two location structures.Above-mentioned setting causes compact overall structure, and is more uniformly stressed.
In the present embodiment, 22 angle at an acute angle of the first steel plate arm 21 and the second steel plate arm.It is unshowned in other figs. , can also angle at a right angle between the first steel plate arm 21 and the second steel plate arm 22 in embodiment.
As shown in figure 9, the length by adjusting D1/D2, to adjust the anglec of rotation of branch steel plate 20.Work as D2>, can be with during D1 Arbitrary Rotation, can be any angle in 180 °;Work as D2<During D1, the anglec of rotation adjustment amplitude be A °, B ° be acute angle and Between 20~50 °.
Preferably, the first bone screw holes 11 are to be set along the length direction of main steel plate 10 multiple, and the second bone screw holes 23 are along the The length direction of one steel plate arm 21 or the second steel plate arm 22 is set multiple.Multiple bone screw holes 23 of first bone screw holes 11 and second The fixation of main steel plate 10 and branch steel plate 20 can be facilitated, increase connection flexibility ratio.
Preferably, the first location structure is spaced multiple, branch steel plate 20 be it is multiple, and multiple steel plates 20 with Multiple first location structures are set correspondingly.Quantity and the position of branch steel plate 20 can be selected during use according to actual conditions Put, so more can adapt in actual fracture situation.
In the present embodiment, the width of main steel plate 10 is more than the width of branch steel plate 20, and main steel plate 10 and branch steel plate 20 can Bending.Said structure can adapt in actual fracture situation, and referring to Figure 10, main steel plate 10 and branch steel plate 20 after bending can be in Curved.
Preferably, steel plate structure also includes the first nail 40 being arranged in the first bone screw holes 11 and is arranged on the second bone The second nail 50 in nail 23, the length of the first nail 40 are more than the length of the second nail 50, and the diameter of the first nail 40 is big In the diameter of the second nail 50.As shown in Figure 10, in actual use, the first steel plate arm 21 and/or the can be made as needed Two steel plate arms 22 are bent, and then can adapt in actual fracture situation.
As can be seen from the above description, the above embodiments of the present invention realize following technique effect:
Steel plate structure includes the main steel plate and branch steel plate to be linked together by fastener.It is provided with main steel plate for wearing If the first bone screw holes of nail, first bone screw holes allow main steel plate to enter the fracture site position strong with other sclerotin Row bridges well, reaches the effect of stress bridge joint, reduces the burden to fracture end carrying.Determine between main steel plate and branch steel plate Position is realized by the cooperation between the first location structure and the second location structure, formed with multiple peaces on the first location structure Holding position, the second location structure are selectively disposed in one of installed position.So cause branch steel plate and main steel plate it Between relative position and direction can be adjusted according to being actually needed, to be adapted to the needs of the fixation of bone sclerite.Cause This, the main steel plate and branch steel plate of steel plate structure of the invention are used in conjunction with each other, and the bone of complexity is adapted to by branch steel plate Folding is local fixed.
In the description of the invention, it is to be understood that the noun of locality such as " forward and backward, upper and lower, left and right ", " laterally, vertical, Vertically, orientation or position relationship indicated by level " and " top, bottom " etc. are normally based on orientation or position shown in the drawings and closed System, it is for only for ease of the description present invention and simplifies description, in the case where not making opposite explanation, these nouns of locality do not indicate that There must be specific orientation with the device or element for implying meaning or with specific azimuth configuration and operation, therefore can not manage Solve as limiting the scope of the invention;The noun of locality " inside and outside " refers to relative to inside and outside each part profile in itself.
For the ease of description, space relative terms can be used herein, as " ... on ", " ... top ", " ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy The spatial relation of sign.It should be appreciated that space relative terms are intended to comprising the orientation except device described in figure Outside different azimuth in use or operation.For example, if the device in accompanying drawing is squeezed, it is described as " in other devices It will be positioned as " under other devices or construction after the device of part or construction top " or " on other devices or construction " Side " or " under other devices or construction ".Thus, exemplary term " ... top " can include " ... top " and " in ... lower section " two kinds of orientation.The device can also other different modes positioning (being rotated by 90 ° or in other orientation), and And respective explanations are made to the relative description in space used herein above.
Furthermore, it is necessary to explanation, limits parts, it is only for be easy to using the word such as " first ", " second " Corresponding parts to be distinguished, do not have Stated otherwise such as, above-mentioned word does not have particular meaning, therefore it is not intended that to this The limitation of invention protection domain.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies Change, equivalent substitution, improvement etc., should be included in the scope of the protection.

Claims (11)

  1. A kind of 1. steel plate structure, it is characterised in that including:
    Main steel plate (10), the first location structure and the first bone screw holes (11) are provided with the main steel plate (10), described first is fixed Formed with multiple installation sites on bit architecture;
    Branch steel plate (20), the branch steel plate (20) include the first steel plate arm (21) and the second steel plate arm (22) arranged in a crossed manner, institute State and the second bone screw holes (23) are provided with the first steel plate arm (21) and the second steel plate arm (22), the branch steel plate (20) also includes It is arranged on the second location structure of the first steel plate arm (21) and the second steel plate arm (22) junction, second positioning It is disposed therein an installed position structure selectivity;
    Fastener (30), for the main steel plate (10) and the branch steel plate (20) to be linked together.
  2. 2. steel plate structure according to claim 1, it is characterised in that first location structure includes multiple locating slots (13), multiple locating slots (13) are circumferentially disposed, and second location structure includes the multiple and locating slot (13) locating piece (24) of physical fit, the quantity of the locating piece (24) are less than the quantity of the locating slot (13).
  3. 3. steel plate structure according to claim 2, it is characterised in that the quantity of the locating slot (13) is even number, phase To the locating slot (13) the excessively described main steel plate (10) of line and the branch steel plate (20) junction center, it is described fixed The quantity of position block (24) is arranged for two and in a word.
  4. 4. steel plate structure according to claim 2, it is characterised in that be provided with the first surface of the main steel plate (10) Sunk structure (12), first location structure are arranged in the sunk structure (12), the main steel plate (10) with it is described Position on the relative second surface of first surface corresponding to the sunk structure (12) forms bulge-structure (15).
  5. 5. steel plate structure according to claim 1, it is characterised in that be provided with the first screw hole on the main steel plate (10) (14), be provided with the second screw hole (25) on the branch steel plate (20), the fastener (30) is screw, the screw with it is described First screw hole (14) and second screw hole (25) are spirally connected so that the main steel plate (10) and the branch steel plate (20) to be connected It is connected together.
  6. 6. steel plate structure according to claim 5, it is characterised in that first screw hole (14) is fixed positioned at described first The inner side of bit architecture, second screw hole (25) are located at the inner side of second location structure.
  7. 7. steel plate structure according to claim 1, it is characterised in that the first steel plate arm (21) and the second steel plate arm (22) angle at an acute angle between.
  8. 8. steel plate structure according to claim 1, it is characterised in that first bone screw holes (11) are along the main steel plate (10) what length direction was set is multiple, and second bone screw holes (23) are along the first steel plate arm (21) or second steel The length direction of plate arm (22) is set multiple.
  9. 9. steel plate structure according to claim 1, it is characterised in that first location structure is spaced more Individual, the branch steel plate (20) is multiple, and multiple branch steel plates (20) correspond with multiple first location structures Setting.
  10. 10. steel plate structure according to claim 1, it is characterised in that the width of the main steel plate (10) is more than the branch The width of steel plate (20), the main steel plate (10) and/or the branch steel plate (20) can be bent.
  11. 11. steel plate structure according to claim 1, it is characterised in that the steel plate structure also includes being arranged on described the The first nail (40) in one bone screw holes (11) and the second nail (50) being arranged in second bone screw holes (23), it is described The length of first nail (40) is more than the length of second nail (50), and the diameter of first nail (40) is more than described the The diameter of two nails (50).
CN201710864769.1A 2017-09-21 2017-09-21 Steel plate structure Active CN107496019B (en)

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
CN110538012A (en) * 2019-09-17 2019-12-06 北京爱康宜诚医疗器材有限公司 Knee joint prosthesis

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CN205626085U (en) * 2016-03-07 2016-10-12 天津妙娅生物科技有限公司 Straight type metal bone fracture plate
CN106725811A (en) * 2017-02-28 2017-05-31 谢志进 Tree-shaped assembly type orthopedic internal fixation screw plate system
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Publication number Priority date Publication date Assignee Title
US5484439A (en) * 1992-09-16 1996-01-16 Alphatec Manufacturing, Inc. Modular femur fixation device
WO2009041923A1 (en) * 2007-09-27 2009-04-02 Medikon Medikal Malzemeler Dagitim Ve Pazarlama Limited Sirketi Occipito cervical dynamic plaque
US8784458B1 (en) * 2008-10-10 2014-07-22 Greatbatch Medical S.A. Polyaxial insert for surgical screws
CN202859272U (en) * 2012-08-31 2013-04-10 邱东宝 Patella fixing device
CN203089338U (en) * 2013-01-30 2013-07-31 广州军区广州总医院 Atlantoaxial anterior approach restoration inner fixing device
CN203598033U (en) * 2013-11-29 2014-05-21 常州华森医疗器械有限公司 Pelvis inner-side-wall inclined locking combination plate
CN104224291A (en) * 2014-05-23 2014-12-24 上海市浦东新区周浦医院 Novel combined-type calcaneal-fracture internal fixation steel plate
CN204542347U (en) * 2015-04-08 2015-08-12 赵全明 A kind of memory alloy plate osteosynthesis
CN205626085U (en) * 2016-03-07 2016-10-12 天津妙娅生物科技有限公司 Straight type metal bone fracture plate
CN206491862U (en) * 2016-11-07 2017-09-15 中国人民解放军第三军医大学第三附属医院 Suspention steel plate for ligamentaum cruciatum shin bone stop avulsion fracture
CN106725811A (en) * 2017-02-28 2017-05-31 谢志进 Tree-shaped assembly type orthopedic internal fixation screw plate system
CN208511152U (en) * 2017-09-21 2019-02-19 北京爱康宜诚医疗器材有限公司 Steel plate structure

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CN110538012A (en) * 2019-09-17 2019-12-06 北京爱康宜诚医疗器材有限公司 Knee joint prosthesis

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