CN110013296A - Joint of vertebral column is dashed forward Universal locking fracture bone plate structure - Google Patents
Joint of vertebral column is dashed forward Universal locking fracture bone plate structure Download PDFInfo
- Publication number
- CN110013296A CN110013296A CN201910212540.9A CN201910212540A CN110013296A CN 110013296 A CN110013296 A CN 110013296A CN 201910212540 A CN201910212540 A CN 201910212540A CN 110013296 A CN110013296 A CN 110013296A
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- Prior art keywords
- wing plate
- joint
- plate
- wing
- vertebral column
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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
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/70—Spinal positioners or stabilisers ; Bone stabilisers comprising fluid filler in an implant
-
- 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
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
- A61B17/8052—Cortical 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
- A61B17/8057—Cortical 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
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Neurology (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (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)
- Prostheses (AREA)
Abstract
The invention discloses a kind of prominent Universal locking fracture bone plate structures of joint of vertebral column, it include: that the at L-shaped bone plate of structure and two lock screws are integrally formed by the first wing plate and the second wing plate, offered on the first wing plate with the matched first universal lock tapped through hole of lock screw, offered on the second wing plate and the matched second universal lock tapped through hole of lock screw；Both ends are fixedly installed a fixed plate respectively on the inside of the junction of the first wing plate and the second wing plate, the medial surface of two fixed plates is the arc surface being inwardly recessed, the medial surface upper end-face edge of two fixed plates smoothly transit with the medial surface of the first wing plate connect, the medial surface lower edge of two fixed plates smoothly transits with the medial surface of the second wing plate and connect.The joint of vertebral column dashes forward Universal locking fracture bone plate suitable for orthopaedics routine operation, and structure is simple and medical worker is facilitated to observe adjustment, safe and reliable, easy to operate.
Description
Technical field
The present invention relates to medical instruments field more particularly to a kind of prominent Universal locking fracture bone plate structures of joint of vertebral column.
Background technique
Currently, in the dislocation of various unstable fractures, the retrogression of interverbebral disc, spondylolishesis and the ridge for the treatment of Thoracolumbar disk
After column in convex surgical procedure, need that the centrums one or more up and down of affected part are fixed.Pedicle of vertebral arch is generally used at present
The fixed upper hypocentrum of the mode that screw is matched with pitman, it may be assumed that first hammered into respectively in the two sides pedicle of vertebral arch of one centrum of affected part
Then a piece pedicle screw, another centrum of same treatment are again used two ipsilateral pedicle screws of two centrums respectively
A piece pitman is connected to a fixed, and multiple centrums are similarly handled；This pedicle screw fixed form is lacked there are following
Point: due to being furnished with nerve root outside pedicle of vertebral arch, it is easily damaged to peripheral nerve during squeezing into pedicle screw, not only makes
It is low with safety and inconvenient, it needs the long period that could complete the fixation of spinal vertebral, influences procedure efficiency.
Summary of the invention
The technical issues of solving needed for of the invention is: providing one kind can for easy to operate in orthopaedics routine operation, safety
Lean on and can the joint of vertebral column of multi-direction drivescrew dash forward Universal locking fracture bone plate structure.
To solve the above problems, the technical solution adopted by the present invention is that: the prominent Universal locking fracture bone plate of the joint of vertebral column
Structure, comprising: the at L-shaped bone plate of structure and two lock screws are integrally formed by the first wing plate and the second wing plate, in the first wing plate
On offer with the matched first universal lock tapped through hole of lock screw, offer on the second wing plate and matched with lock screw
The second universal lock tapped through hole；Both ends are fixedly installed one respectively on the inside of the junction of the first wing plate and the second wing plate
Fixed plate, the medial surface of two fixed plates are the arc surface being inwardly recessed, the medial surface upper end-face edge of two fixed plates with
The medial surface of first wing plate smoothly transit connection, two fixed plates medial surface lower edge with the medial surface light of the second wing plate
It slips over and crosses connection.
Further, joint of vertebral column above-mentioned is dashed forward Universal locking fracture bone plate structure, wherein the first wing plate and the second wing plate it
Between angle α be 80 °~120 °.
Further, joint of vertebral column above-mentioned is dashed forward Universal locking fracture bone plate structure, wherein the first wing plate and the second wing plate it
Between angle α be 90 °~110 °.
Further, joint of vertebral column above-mentioned is dashed forward Universal locking fracture bone plate structure, wherein the length H of the first wing plate is than the
The length L of two wing plates is short.
Further, joint of vertebral column above-mentioned is dashed forward Universal locking fracture bone plate structure, wherein the length H of the first wing plate and the
The length ratio of the length L of two wing plates is 4:7~5.9:6.
Further, joint of vertebral column above-mentioned is dashed forward Universal locking fracture bone plate structure, wherein the length H of the first wing plate and the
The length ratio of the length L of two wing plates is 5:6.
Further, joint of vertebral column above-mentioned dash forward Universal locking fracture bone plate structure, wherein the first wing plate top end face be to
The arc surface of outer protrusion, the first wing plate top arc surface are connect with the first wing plate two sides smooth-sided compression candles transition；Second wing plate top
End face is the arc surface outwardly protruded, and the second wing plate top arc surface is connect with the second wing plate two sides smooth-sided compression candles transition.
Further, joint of vertebral column above-mentioned is dashed forward Universal locking fracture bone plate structure, wherein the first wing plate and the second wing plate
Inside junction and outside junction smoothly transit connection.
The beneficial effects of the present invention are: the joint of vertebral column is dashed forward, Universal locking fracture bone plate structure is suitable for orthopaedics routine operation,
Structure is simple, the first universal lock tapped through hole, the second universal lock tapped through hole design facilitates medical worker to observe adjustment
The angle of lock screw is squeezed into, and then more effective fixing joint is prominent, it is safe and reliable, easy to operate.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the prominent Universal locking fracture bone plate structure of joint of vertebral column of the present invention.
Fig. 2 is the structural schematic diagram of Fig. 1 left view direction.
Fig. 3 is the structural schematic diagram of Fig. 1 overlook direction.
Specific embodiment
With reference to the accompanying drawing and preferred embodiment further details of the technical solution described in the present invention.
As shown in Figure 1, Figure 2 and Figure 3, the prominent Universal locking fracture bone plate structure of joint of vertebral column described in the present embodiment, comprising: by
First wing plate 1 and the second wing plate 2 are integrally formed the at L-shaped bone plate of structure and two lock screws 8, offer on the first wing plate 1
With the matched first universal lock tapped through hole 5 of lock screw 8, the screw thread in the first universal lock tapped through hole 5 is
Universal screw thread, offered on the second wing plate 2 with the matched second universal lock tapped through hole 4 of lock screw 8, described second
Screw thread in universal lock tapped through hole 4 is universal screw thread.The both ends point on the inside of the junction of the first wing plate 1 and the second wing plate 2
It is not fixedly installed a fixed plate 3, the medial surface 31 of two fixed plates 3 is the arc surface being inwardly recessed, two fixed plates 3
31 upper end-face edge of medial surface smoothly transit and connect, under the medial surface 31 of two fixed plates 3 with the medial surface 11 of the first wing plate 1
End margin smoothly transits with the medial surface 21 of the second wing plate 2 and connect.The setting of two fixed plates 3 is by the first wing plate 1 and second
Position and opening angle between wing plate 2 are fixed, and prevent L shape bone plate from producing because being used for a long time or by factors such as external forces
Change shape, and deformation has: the opening angle of the first wing plate 1 and the second wing plate 2 mutually between distortion, the first wing plate 1 and the second wing plate 2
It becomes smaller or larger.
As shown in Figure 1, the angle α between the first wing plate 1 and the second wing plate 2 described in the present embodiment is 80 °~120 °,
The preferred plan of angle α between first wing plate 1 and the second wing plate 2 is preferred: the angle α between the first wing plate 1 and the second wing plate 2
It is 90 °~110 °.
As shown in Figures 2 and 3, the length H of the first wing plate 1 is shorter than the length L of the second wing plate 2 in the present embodiment, specific long
Degree ratio are as follows: the length ratio of the length L of the length H of the first wing plate 1 and the second wing plate 2 is 4:7~5.9:6.First wing plate 1 and
The preferred plan of length ratio between two wing plates 2 is preferred: the length ratio of the length L of the length H of the first wing plate 1 and the second wing plate 2
For 5:6.
In use, joint of vertebral column is dashed forward medial surface 11, the second wing plate 2 of the first wing plate 1 of Universal locking fracture bone plate structure
Medial surface 21 be affixed on the articular process two sides that need to be fixed, be second wing close to transverse process wherein be the first wing plate 1 close to spinous process
Plate 2.Then two lock screws is made to screw in the first universal lock tapped through hole 5, the second universal lock tapped through hole 4 respectively inwards
In, until the first wing plate 1, the second wing plate 2 be fixed on the articular process two sides that need to be fixed.
As shown in Figures 2 and 3,1 top end face 7 of the first wing plate is the arc surface outwardly protruded, first wing in the present embodiment
1 top arc surface of plate is connect with the 1 two sides smooth-sided compression candles transition of the first wing plate, makes the first wing plate 1 in woodruff key shape.Second wing plate
2 tops end face 6 are the arc surface outwardly protruded, and 2 top arc surface of the second wing plate and the 2 two sides smooth-sided compression candles transition of the second wing plate connect
It connects, makes the second wing plate 2 in woodruff key shape.The inside junction and outside junction light of first wing plate 1 and the second wing plate 2
It slips over and crosses connection.Safeguard protection is played the role of in above-mentioned setting, prevents medical worker or patient from being scratched by sharp wedge angle.
The above is only presently preferred embodiments of the present invention, is not intended to limit the invention in any other form, and
Any modification made by according to the technical essence of the invention or equivalent variations, still fall within the scope of protection of present invention.
The invention has the advantages that the joint of vertebral column is dashed forward, Universal locking fracture bone plate structure is suitable for orthopaedics routine operation, structure
Simply, the design of the first universal lock tapped through hole 5, the second universal lock tapped through hole 4 facilitates medical worker to observe adjustment and beats
Enter the angle of lock screw, and then more effective fixing joint is prominent, it is safe and reliable, easy to operate.
Claims (8)
- The Universal locking fracture bone plate structure 1. joint of vertebral column is dashed forward, it is characterised in that: include: by the first wing plate and the second wing plate one at The at L-shaped bone plate of type structure and two lock screws offer and matched first universal lock of lock screw on the first wing plate Tapped through hole offers and the matched second universal lock tapped through hole of lock screw on the second wing plate；The first wing plate with Both ends are fixedly installed a fixed plate respectively on the inside of the junction of second wing plate, and the medial surface of two fixed plates is to concave Into arc surface, the medial surface upper end-face edge of two fixed plates smoothly transit with the medial surface of the first wing plate connect, two it is solid The medial surface lower edge of fixed board, which smoothly transits with the medial surface of the second wing plate, to be connect.
- The Universal locking fracture bone plate structure 2. joint of vertebral column according to claim 1 is dashed forward, it is characterised in that: the first wing plate and Angle α between two wing plates is 80 °~120 °.
- The Universal locking fracture bone plate structure 3. joint of vertebral column according to claim 2 is dashed forward, it is characterised in that: the first wing plate and Angle α between two wing plates is 90 °~110 °.
- The Universal locking fracture bone plate structure 4. joint of vertebral column according to claim 1 is dashed forward, it is characterised in that: the length of the first wing plate It is shorter than the length L of the second wing plate to spend H.
- The Universal locking fracture bone plate structure 5. joint of vertebral column according to claim 4 is dashed forward, it is characterised in that: the length of the first wing plate The length ratio for spending the length L of H and the second wing plate is 4:7~5.9:6.
- The Universal locking fracture bone plate structure 6. joint of vertebral column according to claim 5 is dashed forward, it is characterised in that: the length of the first wing plate The length ratio for spending the length L of H and the second wing plate is 5:6.
- The Universal locking fracture bone plate structure 7. joint of vertebral column according to claim 1,2 or 4 is dashed forward, it is characterised in that: first wing Plate top end face is the arc surface outwardly protruded, and the first wing plate top arc surface and the first wing plate two sides smooth-sided compression candles transition connect It connects；Second wing plate top end face is the arc surface outwardly protruded, the second wing plate top arc surface and the second wing plate two sides side light It slips over and crosses connection.
- The Universal locking fracture bone plate structure 8. joint of vertebral column according to claim 1 is dashed forward, it is characterised in that: the first wing plate and The inside junction and outside junction of two wing plates smoothly transit connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910212540.9A CN110013296A (en) | 2019-03-20 | 2019-03-20 | Joint of vertebral column is dashed forward Universal locking fracture bone plate structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910212540.9A CN110013296A (en) | 2019-03-20 | 2019-03-20 | Joint of vertebral column is dashed forward Universal locking fracture bone plate structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110013296A true CN110013296A (en) | 2019-07-16 |
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ID=67189725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910212540.9A Pending CN110013296A (en) | 2019-03-20 | 2019-03-20 | Joint of vertebral column is dashed forward Universal locking fracture bone plate structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110013296A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160213481A1 (en) * | 2015-01-27 | 2016-07-28 | Spinal Elements, Inc. | Facet joint implant |
| CN108992155A (en) * | 2018-07-27 | 2018-12-14 | 张家港市中医医院 | Nail-plated joint of vertebral column tip out section fixed system |
| CN210330710U (en) * | 2019-03-20 | 2020-04-17 | 张家港市中医医院 | Universal locking bone plate structure for spinal articular process |
-
2019
- 2019-03-20 CN CN201910212540.9A patent/CN110013296A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160213481A1 (en) * | 2015-01-27 | 2016-07-28 | Spinal Elements, Inc. | Facet joint implant |
| CN108992155A (en) * | 2018-07-27 | 2018-12-14 | 张家港市中医医院 | Nail-plated joint of vertebral column tip out section fixed system |
| CN210330710U (en) * | 2019-03-20 | 2020-04-17 | 张家港市中医医院 | Universal locking bone plate structure for spinal articular process |
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