CN205626081U - Straight type metal bone fracture plate - Google Patents
Straight type metal bone fracture plate Download PDFInfo
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- CN205626081U CN205626081U CN201620171246.XU CN201620171246U CN205626081U CN 205626081 U CN205626081 U CN 205626081U CN 201620171246 U CN201620171246 U CN 201620171246U CN 205626081 U CN205626081 U CN 205626081U
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- plate
- board
- groove
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- straight type
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Abstract
The utility model provides a straight type metal bone fracture plate, including the main coaptation board of rectangular shape, the joint has manyly to the circular -arc board of surrouning, every to surrouning the board symmetric distribution in main coaptation board both sides on the main coaptation board, and fixed with main coaptation board with bone screw through the clamp plate, the clamp plate is located whenever to above surrouning the board centre, the material of surrouning the board is memory alloy, main coaptation board upper surface is opened along width direction has a plurality of recesses, and last the opening of recessed wall has the constant head tank, surrounds the board both sides and is equipped with the locator protrusions, surrounds the board and is located the recess, and the locator protrusions is located the constant head tank, be equipped with the counter bore on the clamp plate, open the recess bottom has the screw hole, and the counter bore arranges with the screw hole is concentric that bone screw passes counter bore and screw hole cooperation. Adopting above -mentioned scheme, will straightening type coaptation board and memory alloy and combine together that to surround the board be not integrated into one piece with main coaptation board, the degree of difficulty of taking out the coaptation board is low, has reduced patient's misery, memory alloy surrounds the compound bone screw of board for it is fixed firm, effectual.
Description
Technical field
This utility model belongs to medical instruments field, especially straight type metal bone fracture plate.
Background technology
In prior art, treatment fracture helps to reset with fixing frequently with internal fixation device, as use steel plate,
Fix in screw.Steel plate screw method, because can only consolidate with the presence of prosthese, screw in fracture proximal segment pulp cavity
Determining side cortex, fixing intensity is not enough, if associating wirerope is tied up can improve its fixing intensity, but still has
Higher mortality and complex operation.Emerging fracture with memory alloy embrace fixator method, fracture range of exposure is relatively wide,
Operation wound is relatively big, and the fixing intensity of memorial alloy does not reaches the fixing required intensity of Fracture of femur, periosteum
Dissection scope is wide, is easily caused nonunion, instrument need to be used to prize when taking out blade plate, increases and takes out
Operating difficulty.
Summary of the invention
In view of this, this utility model is directed to straight type metal bone fracture plate, to solve in prior art
Fixing apparatus is fixing loosely, be not easily taken out of problem.
For reaching above-mentioned purpose, the technical solution of the utility model is achieved in that
Straight type metal bone fracture plate, including the main blade plate of strip, described main blade plate is connected with multipair circle
Arcuation encircles plate, encircles plate and is symmetrically distributed in described main blade plate both sides for described every pair, by pressing plate with connect
Bone screw and described main plate fixation, described pressing plate is positioned at described every pair and encircles plate middle upper part；Described
The material encircling plate is memorial alloy；
Described main blade plate upper surface has multiple groove in the width direction, and it is fixed that described groove inner wall has
Position groove, described in encircle plate both sides and be provided with locator protrusions, described in encircle plate and be positioned at described groove, described fixed
Position projection is positioned at described locating slot；
Described pressing plate is provided with counterbore, and described bottom portion of groove has screw hole, and described counterbore is same with screw hole
The heart is arranged, described bone screw coordinates through described counterbore with described screw hole.
Further, described in encircle top, plate one end and have pressing plate groove, described pressing plate is positioned at described pressing plate groove,
The upper surface of described pressing plate and the upper surface co-planar arrangement of described main blade plate.
Further, the degree of depth of described groove is identical with the described thickness encircling plate so that encircle the upper table of plate
Face is coplanar with the upper surface of main blade plate.
Further, encircle described in and inside plate, form raised line so that encircle effective.
Further, encircle described in plate have four to or six right.
Further, the head of described bone screw is provided with the recessed of the blossom type that matches with specific purpose tool
Groove.
Further, the material of described main blade plate and bone screw is TA2, TA3 or 00Cr18Ni14Mo3.
Relative to prior art, straight type metal bone fracture plate described in the utility model have the advantage that by
Straight type blade plate combines with memorial alloy, encircles plate the most one-body molded with main blade plate, takes out synthetism
The difficulty of plate is low, decreases the misery of patient；The plate of encircling of memorial alloy is combined bone screw so that Gu
Fixed firm, effective.
Accompanying drawing explanation
The accompanying drawing constituting a part of the present utility model is further appreciated by of the present utility model for providing,
Schematic description and description of the present utility model is used for explaining this utility model, is not intended that this reality
With novel improper restriction.In the accompanying drawings:
Fig. 1 is schematic three dimensional views of the present utility model；
Fig. 2 is general illustration of the present utility model；
Fig. 3 is main blade plate schematic diagram of the present utility model；
Fig. 4 is of the present utility model to encircle plate schematic diagram；
Fig. 5 is pressing plate schematic diagram of the present utility model.
In figure: the main blade plate of 1-, 11-groove, 12-locating slot, 13-screw hole, 2-encircles plate, 21-
Locator protrusions, 22-pressing plate groove, 23-raised line, 3-pressing plate, 31-counterbore, 4-bone screw.
Detailed description of the invention
It should be noted that in the case of not conflicting, in embodiment in this utility model and embodiment
Feature can be mutually combined.
In description of the present utility model, it is to be understood that term " " center ", " longitudinally ", " horizontal stroke
To ", " on ", D score, "front", "rear", "left", "right", " vertically ", " water
Flat ", the orientation that indicates of " top ", " end ", " interior ", " outward " etc. or position relationship be based on attached
Orientation shown in figure or position relationship, be for only for ease of description this utility model and simplify description, and not
Be instruction or the hint device of indication or element must have specific orientation, with specific azimuth configuration and
Operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " first ", " second "
Etc. being only used for describing purpose, and it is not intended that instruction or hint relative importance or implicit indicate indication
The quantity of the technical characteristic shown.Thus, the feature defining " first ", " second " etc. can be expressed
Or implicitly include one or more this feature.In description of the present utility model, unless otherwise
Illustrating, " multiple " are meant that two or more.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited,
Term " is installed ", " being connected ", " connection " should be interpreted broadly, and connects for example, it may be fixing,
Can also be to removably connect, or be integrally connected；Can be to be mechanically connected, it is also possible to be electrical connection；
Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be the company of two element internals
Logical.For the ordinary skill in the art, can understand that above-mentioned term is at this by concrete condition
Concrete meaning in utility model.
Describe this utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
As it is shown in figure 1, straight type metal bone fracture plate, it is characterised in that: include the main blade plate of strip 1,
It is connected with multipairs of circular arcs shape on main blade plate 1 and encircles plate 2, encircle plate 2 for every pair and be symmetrically distributed in main synthetism
Plate 1 both sides, are fixed with main blade plate 1 by pressing plate 3 and bone screw 4, and pressing plate 3 is positioned at every pair of ring
Embrace plate 2 middle upper part；The material encircling plate 2 is memorial alloy；
Main blade plate 1 upper surface has multiple groove 11 in the width direction, and it is fixed that groove 11 inwall has
Position groove 12, encircles plate 2 both sides and is provided with locator protrusions 21, encircles plate 2 and is positioned at groove 11, and location is prominent
Play 21 and be positioned at locating slot 12；
Pressing plate 3 is provided with counterbore 31, has screw hole 13, counterbore 31 and screw hole bottom groove 11
13 arranged concentric, bone screw 4 coordinates through counterbore 31 with screw hole 13.
Encircling top, plate 2 one end and have pressing plate groove 22, pressing plate 3 is positioned at pressing plate groove 22, pressing plate 3
Upper surface and the upper surface co-planar arrangement of main blade plate 1.The degree of depth of groove 11 and the thickness encircling plate 2
Identical.
Encircle plate 2 have four to or six right, inner side forms raised line 23.
The head of bone screw 4 is provided with the groove of the blossom type matched with specific purpose tool.
The material of main blade plate 1 and bone screw 4 is TA2, TA3 or 00Cr18Ni14Mo3.
Bone screw 4, while threadeding with skeleton, is gone back and main blade plate 1 is threaded, thus
Cannot be loosened after, fixing reliable, the head of bone screw 4 is provided with the groove of blossom type, with
Specific purpose tool matches and can quickly be screwed into skeleton；Straight type blade plate is combined with memorial alloy, every pair of ring
Embrace plate 2 to be fixed with main blade plate 1 by pressing plate 3 and bone screw 4, when taking out, can be by each ring
Embracing plate 2 individually to take out, operative incision is little.
The foregoing is only preferred embodiment of the present utility model, not new in order to limit this practicality
Type, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvement made
Deng, within should be included in protection domain of the present utility model.
Claims (7)
1. straight type metal bone fracture plate, it is characterised in that: include the main blade plate of strip (1), described master
It is connected with multipairs of circular arcs shape on blade plate (1) and encircles plate (2), encircle plate (2) symmetry for described every pair
It is distributed in described main blade plate (1) both sides, by pressing plate (3) and bone screw (4) and described master
Blade plate (1) is fixed, and described pressing plate (3) is positioned at described every pair and encircles plate (2) middle upper part；Institute
Stating and encircling the material of plate (2) is memorial alloy；
Described main blade plate (1) upper surface has multiple groove (11), described groove in the width direction
(11) have locating slot (12) on inwall, described in encircle plate (2) both sides and be provided with locator protrusions (21),
Described plate (2) of encircling is positioned at described groove (11), and it is described fixed that described locator protrusions (21) is positioned at
In position groove (12)；
Described pressing plate (3) is provided with counterbore (31), and described groove (11) bottom has screw hole (13),
Described counterbore (31) and screw hole (13) arranged concentric, described bone screw (4) is through described heavy
Hole (31) coordinates with described screw hole (13).
Straight type metal bone fracture plate the most according to claim 1, it is characterised in that encircle plate described in:
(2) top, one end has pressing plate groove (22), and described pressing plate (3) is positioned at described pressing plate groove (22),
The upper surface of described pressing plate (3) and the upper surface co-planar arrangement of described main blade plate (1).
Straight type metal bone fracture plate the most according to claim 1, it is characterised in that: described groove (11)
The degree of depth identical with the described thickness encircling plate (2).
4. according to the straight type metal bone fracture plate according to any one of claim 1-3, it is characterised in that:
Described plate (2) inner side that encircles forms raised line (23).
5. according to the straight type metal bone fracture plate according to any one of claim 1-3, it is characterised in that:
Described encircle plate (2) have four to or six right.
6. according to the straight type metal bone fracture plate according to any one of claim 1-3, it is characterised in that:
The head of described bone screw (4) is provided with the groove of the blossom type matched with specific purpose tool.
7. according to the straight type metal bone fracture plate according to any one of claim 1-3, it is characterised in that:
The material of described main blade plate (1) and bone screw (4) is TA2, TA3 or 00Cr18Ni 14Mo3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620171246.XU CN205626081U (en) | 2016-03-07 | 2016-03-07 | Straight type metal bone fracture plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620171246.XU CN205626081U (en) | 2016-03-07 | 2016-03-07 | Straight type metal bone fracture plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205626081U true CN205626081U (en) | 2016-10-12 |
Family
ID=57077089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620171246.XU Active CN205626081U (en) | 2016-03-07 | 2016-03-07 | Straight type metal bone fracture plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205626081U (en) |
-
2016
- 2016-03-07 CN CN201620171246.XU patent/CN205626081U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |