CN205795788U - A kind of internal fixation device for department of orthopaedics - Google Patents
A kind of internal fixation device for department of orthopaedics Download PDFInfo
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- CN205795788U CN205795788U CN201620469835.6U CN201620469835U CN205795788U CN 205795788 U CN205795788 U CN 205795788U CN 201620469835 U CN201620469835 U CN 201620469835U CN 205795788 U CN205795788 U CN 205795788U
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- screw
- blade plate
- orthopaedics
- department
- fixation device
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Abstract
The utility model discloses a kind of internal fixation device for department of orthopaedics, it includes blade plate, fixing screw and is provided with the packing ring of screwed hole, blade plate includes that an end face and one are for connecting the bottom surface of the injury of the bone, blade plate is provided with screw slots and pressurized tank and screw slots and pressurized tank alternately along its length, screw slots are provided with screw hole, pressurized tank is provided with pressurization hole, packing ring is fixed in screw slots, fixing screw is connected through screwed hole and screw hole are fixing with the injury of the bone, and the central axis of fixing screw is in a certain angle with the bottom surface of blade plate.This utility model is fixed screw and is located on blade plate by packing ring, do not limit to the direction of vertical blade plate, can multi-faceted regulate, to adapt to blade plate initial stage predeterminated position, then can position smoothly after confirming position and angle and connect fixing, making clinical operation motility be greatly improved, clinic is easy to install reliably.
Description
Technical field
This utility model relates to a kind of fixing device, particularly to a kind of internal fixation device for department of orthopaedics.
Background technology
In the treatment of clinical common and multiple orthopaedic disease, such as fracture repair etc., generally use blade plate, screw solid
Determine fracture so that the injury of the bone comparatively fast heals, first blade plate is placed in the fracture after reset, screw on screw and fixing connect wound
Bone, so that blade plate is firmly secured to fracture.
But, prior art is vertical stratification, when fracture is more complicated or fracture chi between screw and blade plate
Very little less time, when the fracture that fixing this complexity is special, be difficult to reasonably arrange blade plate, bring the biggest pain to patient
Bitter and inconvenient, and blade plate directly contacts with the injury of the bone and is unfavorable for that skeleton, periosteum grow.
Utility model content
Main task of the present utility model is to solve the defect that above-mentioned prior art exists, it is provided that one is not limited to vertical
Directly the direction of hone lamella, can multi-faceted regulate, to adapt to blade plate initial stage predeterminated position, and then can be smooth after confirming position and angle
Position and connect fixing, making clinical operation motility be greatly improved, clinical reliable internal fixation device for department of orthopaedics easy to install.
This utility model is achieved through the following technical solutions:
A kind of internal fixation device for department of orthopaedics, it includes blade plate, fixing screw and is provided with the packing ring of screwed hole, described blade plate
Including an end face and one for connecting the bottom surface of the injury of the bone, blade plate is provided with screw slots and pressurized tank and institute along its length
Stating screw slots and described pressurized tank alternately, screw slots are provided with screw hole, and pressurized tank is provided with pressurization hole, and described packing ring is fixed on
In screw slots, described fixing screw is connected through screwed hole and screw hole and the injury of the bone are fixing, fixes the central axis of screw and connects
The bottom surface of hone lamella is in a certain angle.
Described packing ring is column, and the upper surface of packing ring is provided with an inclined plane, and lower surface is and the bottom surface of described screw slots
The horizontal plane of laminating, the centrage of described screwed hole is mutually perpendicular to described inclined plane.
Described fixing screw includes head of screw, shank of screw and is arranged on the company between described head of screw and described shank of screw
Meeting portion, the diameter of described connecting portion is more than the diameter of shank of screw, and the afterbody of connecting portion and shank of screw is equipped with screw thread and screw thread spiral shell
To identical, connecting portion is threadeded with screwed hole.
Described head of screw has been internally formed quincunx groove, is provided with cross groove in described quincunx groove.
Described blade plate two ends are provided with kirschner pin hole.
The bottom surface of described blade plate is provided with sucked type structure.
Described angle is 0 °～45 °.
This utility model advantage: fixing screw is located on blade plate by packing ring, does not limit to the direction of vertical blade plate,
Multi-faceted can regulate, to adapt to blade plate initial stage predeterminated position, then can position smoothly after confirming position and angle and connect fixing,
Making clinical operation motility be greatly improved, clinic is easy to install reliably.
Accompanying drawing explanation
Fig. 1 is the main TV structure figure of a kind of internal fixation device for department of orthopaedics of this utility model；
Fig. 2 is the plan structure figure of a kind of internal fixation device for department of orthopaedics of this utility model；
Fig. 3 is the face upwarding assumption diagram of a kind of internal fixation device for department of orthopaedics of this utility model；
Fig. 4 is the A-A sectional structure chart of Fig. 2；
Fig. 5 is the three-dimensional structure diagram of a kind of internal fixation device for department of orthopaedics of this utility model；
Fig. 6 is the main TV structure figure fixing screw in a kind of internal fixation device for department of orthopaedics of this utility model；
Fig. 7 is the plan structure figure fixing screw in a kind of internal fixation device for department of orthopaedics of this utility model；
Wherein: 1-blade plate, 11-screw slots, 111-screw hole, 12-pressurized tank, 121-pressurizes hole, 13-kirschner pin hole,
14-sucked type structure, 2-packing ring, 21-screwed hole, 22-inclined plane, 23-horizontal plane；3-fixes screw, 31-head of screw, 311-
Quincunx groove, 312-cross groove, 32-shank of screw, 33-connecting portion；
Detailed description of the invention
As Fig. 1 is to shown in 7, and a kind of internal fixation device for department of orthopaedics, it includes blade plate 1, fixing screw 3 and is provided with screwed hole 21
Packing ring 2, blade plate 1 include an end face and one for connecting the bottom surface of the injury of the bone, blade plate 1 is provided with spiral shell along its length
Nail groove 11 and pressurized tank 12 and screw slots 11 and pressurized tank 12 alternately, are provided with screw hole 111, pressurized tank 12 in screw slots 11
Inside being provided with pressurization hole 121, pressurization hole 121 be bar hole, and packing ring 2 is fixed in screw slots 11, fixing screw 3 through screwed hole with
Screw hole 111 is fixing with the injury of the bone to be connected, and the central axis of fixing screw 3 is in a certain angle with the bottom surface of blade plate 1.
Further, packing ring 2 is column, and the upper surface of packing ring 2 is provided with an inclined plane 22, and lower surface is and screw slots 11
Bottom surface laminating horizontal plane 23, the centrage of screwed hole 21 is mutually perpendicular to inclined plane 22.
Further, fixing screw 3 include head of screw 31, shank of screw 33 and be arranged on head of screw 31 and shank of screw 32 it
Between connecting portion 33, the diameter of connecting portion 33 is more than the diameter of shank of screw 32, and the afterbody of connecting portion 33 and shank of screw 32 is equipped with
Screw thread and screw thread spiral shell are to identical, and connecting portion 33 is threadeded with screwed hole 21.By the connecting portion 33 of fixing screw 3 and pad
The screwed hole 21 of circle 2 combines and makes fixing screw 3 angle skew will not occur on blade plate 1 because of stress, impact fracture
Healing.
Further, head of screw 31 has been internally formed quincunx groove 311, is provided with cross recessed in quincunx groove 311
Groove 312.The convenient fixing screw 3 of Flos Mume groove 311 is screwed into, the injury of the bone of back-outing, and screwdriver is difficult to from Flos Mume groove 311 abjection,
Safe and reliable, cross recess 312 plays dual fixing effect simultaneously.
Further, blade plate 1 two ends are provided with kirschner pin hole 13.
Further, the bottom surface of blade plate 1 is provided with sucked type structure 14.This sucked type structure 14, both can limited connect
Touch and be beneficial to skeleton, periosteum growth, adhesive force between blade plate and bone can be increased again.
Further, angle is 0 °～45 °.
This utility model advantage: fixing screw 3 is located on blade plate 1 by packing ring 2, does not limit to vertical blade plate 1
Direction, can arbitrarily angled multi-faceted regulation, to adapt to blade plate 1 initial stage predeterminated position, then can be smooth after confirming position and angle
Positioning and connect fixing, making clinical operation motility be greatly improved, clinic is easy to install reliably.
Above in association with embodiment and Figure of description, the technical solution of the utility model is elaborated, it should say
Bright, protection domain of the present utility model includes, but are not limited to above-described embodiment, figure involved in Figure of description
Also being the several concrete embodiment of this utility model intention, described those skilled in the art can also do on this basis
Provide other outward appearances standby or the specific embodiment of structure, any simple deformation without departing from this utility model innovative idea or equivalent
Replace, be all covered by this utility model, belong to protection domain of the present utility model.
Claims (7)
1. an internal fixation device for department of orthopaedics, it is characterised in that: it includes blade plate (1), fixing screw (3) and is provided with screwed hole
(21) packing ring (2), described blade plate (1) include an end face and one for connecting the bottom surface of the injury of the bone, blade plate (1) is along it
Length direction is provided with screw slots (11) and pressurized tank (12) and described screw slots (11) and described pressurized tank (12) alternately, spiral shell
Nail groove (11) is provided with screw hole (111), and pressurized tank (12) is provided with pressurization hole (121), and described packing ring (2) is fixed on screw slots (11)
In, described fixing screw (3) is connected through screwed hole (21) and screw hole (111) are fixing with the injury of the bone, the center of fixing screw (3)
Axis is in a certain angle with the bottom surface of blade plate (1).
A kind of internal fixation device for department of orthopaedics the most according to claim 1, it is characterised in that: described packing ring (2) is column, pad
The upper surface of circle (2) is provided with an inclined plane (22), and lower surface is the horizontal plane (23) of the bottom surface laminating with described screw slots (11),
The centrage of described screwed hole (21) is mutually perpendicular to described inclined plane (22).
A kind of internal fixation device for department of orthopaedics the most according to claim 2, it is characterised in that: described fixing screw (3) includes spiral shell
Ailhead (31), shank of screw (32) and the connecting portion (33) being arranged between described head of screw (31) and described shank of screw (32),
The diameter of described connecting portion (33) is more than the diameter of shank of screw (32), and the afterbody of connecting portion (33) and shank of screw (32) is equipped with spiral shell
Stricture of vagina and screw thread spiral shell are to identical, and connecting portion (33) is threadeded with screwed hole (21).
A kind of internal fixation device for department of orthopaedics the most according to claim 3, it is characterised in that: described head of screw (31) is internally formed
There is quincunx groove (311), in described quincunx groove (311), be provided with cross groove (312).
A kind of internal fixation device for department of orthopaedics the most according to claim 1, it is characterised in that: described blade plate two ends are provided with kirschner
Pin hole (13).
6. according to a kind of internal fixation device for department of orthopaedics described in claim 1 to 5 any one claim, it is characterised in that: institute
The bottom surface stating blade plate (1) is provided with sucked type structure (14).
A kind of internal fixation device for department of orthopaedics the most according to claim 6, it is characterised in that: described angle is 0 °～45 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620469835.6U CN205795788U (en) | 2016-05-20 | 2016-05-20 | A kind of internal fixation device for department of orthopaedics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620469835.6U CN205795788U (en) | 2016-05-20 | 2016-05-20 | A kind of internal fixation device for department of orthopaedics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205795788U true CN205795788U (en) | 2016-12-14 |
Family
ID=57498942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620469835.6U Active CN205795788U (en) | 2016-05-20 | 2016-05-20 | A kind of internal fixation device for department of orthopaedics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205795788U (en) |
-
2016
- 2016-05-20 CN CN201620469835.6U patent/CN205795788U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 511400 Baishan bridge, Third Industrial Development Zone, bell village, Bell Street, Guangzhou, Guangdong, Panyu District 102 Patentee after: Force medical (Guangzhou) Co., Ahmed Address before: 511400 Baishan bridge, Third Industrial Development Zone, bell village, Bell Street, Guangzhou, Guangdong, Panyu District 102 Patentee before: GUANGDONG YISHENG INDUSTRIAL CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |