CN205814408U - patella bone fracture plate - Google Patents
patella bone fracture plate Download PDFInfo
- Publication number
- CN205814408U CN205814408U CN201620443984.5U CN201620443984U CN205814408U CN 205814408 U CN205814408 U CN 205814408U CN 201620443984 U CN201620443984 U CN 201620443984U CN 205814408 U CN205814408 U CN 205814408U
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- China
- Prior art keywords
- plate
- plate body
- fracture
- patella
- reinforcing portion
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Abstract
The utility model discloses a kind of Patella bone fracture plate, including blade plate plate body, the shape of cross section of blade plate plate body is arc, the lower end of blade plate plate body is provided with hook pocket fracture setting claw, hook pocket fracture setting claw matches with far-end patella, the quantity of hook pocket fracture setting claw is three, the top of blade plate plate body is sector structure, the upper periphery of blade plate plate body is uniformly provided with fixing hole on the upside of multiple near-end, the central upper portion of blade plate plate body is provided with fixed part in the middle of near-end, in the middle of near-end, fixed part is provided with fixing hole in the middle of near-end, two upper vacancy portions are formed between both sides and the blade plate plate body of fixed part in the middle of near-end, two upper vacancy portions are symmetrical set.This utility model simple in construction, modern design are reasonable and easy to operate, structure meets the anatomical structure of patella and the common type of Patella fracture, clinic is also easier operation, can stably fix Patella fracture block, fixing safe and reliable, being easier to operate in art, post-operative complication is less, is generally suitable for for various classification of fracture.
Description
Technical field
This utility model belongs to technical field of medical instruments, is specifically related to a kind of Patella bone fracture plate.
Background technology
Patella is the sesamoid bone that human body is maximum, plays a power transmission shaft when knee joint flexion-extension motion for quadriceps femoris
Effect, play a supporting role when knee sprung, major part situation by stretching active force.Patella fracture belongs to clinically
Commonly encountered diseases and frequently-occurring disease, his classification of fracture with cross-section, star-like, pulverizing, stringer, edge, subordinate fracture or companion bone cartilage bone
Folding.Wherein common with transverse fracture, account for the 50%～80% of all fracture, the transverse fracture line of about 80% is positioned in patella
At portion or bottom 1/3, star-like and syntripsis accounts for 30%～35%, and stringer and edge fracture account for 10%.Common for this
The fracture of type does not has a kind of preferably fixing means treatment for a long time, and the most common fixed form has patella claw, AO
Tension band, hollow nail coordinate titanium silk, and these modes have certain shortcoming and post-operative complication.Postoperative gram of AO tension band fixation this
The easy withdraw of the needle of pin, backshank stimulates skin effects knee articulation, easily forms synovial bursa and produce chronic pain between backshank and soft tissue
Bitterly；The too deep injured joint face that patella claw near-end when operation is grabbed, that grabs the most shallow easily exits, and fractured near end block is with near-end pawl not
Can play stable fixing, postoperative film making is shown in has patella claw floating, it is impossible to early ambulant, causes knee stiffness；Hollow
Nail coordinates titanium silk operation trouble, extracts steel wire difficulty, moreover easily fracture of wire after union of fracture out.
Utility model content
The purpose of this utility model is to overcome above-mentioned deficiency of the prior art, it is provided that a kind of Patella bone fracture plate, its knot
Structure is simple, novel in design reasonable and easy to operate, and structure meets the anatomical structure of patella and the common type of Patella fracture, clinical
Also it is easier operation, can stably fix Patella fracture block, fixing safe and reliable, art is easier to operate to, post-operative complication is more
Few, various classification of fracture are generally suitable for.
For achieving the above object, the technical solution adopted in the utility model is: a kind of Patella bone fracture plate, it is characterised in that:
Including blade plate plate body, the shape of cross section of described blade plate plate body is arc, and the lower end of described blade plate plate body is provided with hook
Pocket fracture setting claw, described hook pocket fracture setting claw matches with far-end patella, and the quantity of described hook pocket fracture setting claw is three, described blade plate
The top of plate body is sector structure, and the upper periphery of described blade plate plate body is evenly arranged with fixing hole on the upside of multiple near-end, institute
The central upper portion stating blade plate plate body is provided with fixed part in the middle of near-end, and the middle fixed part of described near-end is provided with in the middle of near-end
Fixing hole, forms two upper vacancy portions, two described overhead between both sides and the blade plate plate body of fixed part in the middle of described near-end
Scarce portion is symmetrical set.
Above-mentioned Patella bone fracture plate, it is characterised in that: the both sides, top of described blade plate plate body are provided with reinforcing portion,
It is provided with reinforced hole in described upper reinforcing portion.
Above-mentioned Patella bone fracture plate, it is characterised in that: the both sides, middle part of described blade plate plate body are provided with middle reinforcing portion,
It is provided with middle reinforced hole in described middle reinforcing portion.
Above-mentioned Patella bone fracture plate, it is characterised in that: the quantity of described middle reinforcing portion is four, described in two of which in add
Gu portion is positioned on the left of the middle part of blade plate plate body, described in another two, middle reinforcing portion is positioned on the right side of the middle part of blade plate plate body.
Above-mentioned Patella bone fracture plate, it is characterised in that: described middle reinforcing portion be provided above compounded plate, described compounded plate
The inner be provided with connecting hole, the outer end of described compounded plate is provided with avris reinforced hole, and described compounded plate is through sequentially passing through connection
The screw of hole and middle reinforced hole is connected with middle reinforcing portion.
Above-mentioned Patella bone fracture plate, it is characterised in that: fixing hole, upper reinforced hole, middle reinforced hole and limit on the upside of described near-end
Side reinforced hole is fixing hole and connecting hole in the middle of screwed hole, described near-end and is unthreaded hole.
Above-mentioned Patella bone fracture plate, it is characterised in that: the upper surface of described middle reinforcing portion is provided with the first radiation groove, institute
Stating the first radiation groove and be arranged on the periphery of middle reinforced hole, the lower surface of described compounded plate is provided with the second radiation groove, described
Second radiation groove is arranged on the periphery of avris reinforced hole, described first radiation groove and the second radiation groove and matches.
Above-mentioned Patella bone fracture plate, it is characterised in that: the middle part of described blade plate plate body is provided with middle vacancy portion.
Above-mentioned Patella bone fracture plate, it is characterised in that: the bottom of described blade plate plate body is provided with lower vacancy portion.
Above-mentioned Patella bone fracture plate, it is characterised in that: the middle fixed part of described blade plate plate body, hook pocket fracture setting claw, near-end,
Upper reinforcing portion and middle reinforcing portion are structure as a whole.
This utility model compared with prior art has the advantage that
1, this utility model simple in construction, novel in design reasonable and easy to operate.
2, this utility model by arranging hook pocket fracture setting claw in the lower end of blade plate plate body, and hook pocket fracture setting claw and far-end kneecap
Bone photo coincide, and such Patella bone fracture plate is fixed as hook pocket formula fixed form to far-end patella, meets anatomical structure and the bone of patella
Pathological characteristic after folding, in operation process, hook pocket fracture setting claw lays easily operation, does not injure articular surface, fixes than two thorn patella claw
Swept area is bigger, and adaptability is higher.
3, this utility model by by the top of blade plate plate body for being designed as sector structure, on the top of blade plate plate body
Periphery is uniformly arranged fixing hole on the upside of multiple near-end, and the central upper portion of blade plate plate body arranges fixed part in the middle of near-end, near-end
Being provided with fixing hole in the middle of near-end on middle fixed part, the fixing use lock mode of such blade plate plate body is fixed, and does not injures
Patellar ligament, patellar ligament not irriate during postoperative knee sprung, therefore patient will not produce pain, be screwed and compare patella claw
The three fixing strength of thorn compare dispersion, and balance is compared in both sides.
4, this utility model is by being respectively provided with reinforcing portion in the both sides, top of blade plate plate body, and upper reinforcing portion is arranged
Reinforced hole, and reinforcing portion in the both sides, middle part of blade plate plate body are respectively provided with, middle reinforcing portion arranges middle reinforced hole, it is possible to according to
The concrete fracture situation of patient selects to use flexibly, all can use for cross-section and longitudinal fracture, star.
5, this utility model is by the compounded plate that is provided above in middle reinforcing portion, and the inner of compounded plate arranges connecting hole, group
The outer end closing sheet is provided with avris reinforced hole, if so side also has unstable sclerite, can be connected further by screw
Connect compounded plate, fixed the sclerite of both wings by compounded plate.
In sum, Patella bone fracture plate is a kind of novel synthetism part, and design structure meets anatomical structure and the kneecap of patella
The common type of bone fracture, owing to the fracture line of overwhelming majority Patella fracturies clinically is positioned in patella at lower 1/3, so patella
Upper 2/3 has an opportunity makes to be screwed, and under patella, 1/3 stress ratio is relatively concentrated, and easily pulverizes during fracture, and thinner thickness uses spiral shell
Nail is less susceptible to, fixing the most rationally with hook pocket fracture setting claw, and clinic is also easier operation, fixing safe and reliable, complicated by postoperative
Disease is less, is generally suitable for for various classification of fracture.
Below by drawings and Examples, this utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation after this utility model removes compounded plate.
Fig. 3 is the annexation schematic diagram of this utility model hook pocket fracture setting claw and blade plate plate body lower end.
Fig. 4 is the structural representation of this utility model compounded plate.
Description of reference numerals:
1 blade plate plate body；2 hook pocket fracture setting claws；Fixing hole on the upside of 3 near-ends；
Reinforcing portion on 4；The upper reinforced hole of 4-1；Fixed part in the middle of 5 near-ends；
Fixing hole in the middle of 5-1 near-end；Vacancy portion on 6；Vacancy portion in 7；
Reinforcing portion in 8；Reinforced hole in 8-1；9 compounded plates；
9-1 connecting hole；9-2 avris reinforced hole；10 screws；
11 times vacancy portions；11-1 first radiates groove；11-2 second radiates groove.
Detailed description of the invention
As shown in Figure 1 to Figure 3, this utility model includes blade plate plate body 1, the shape of cross section of described blade plate plate body 1
For arc, the lower end of described blade plate plate body 1 is provided with hook pocket fracture setting claw 2, described hook pocket fracture setting claw 2 and far-end patella kissing
Closing, the quantity of described hook pocket fracture setting claw 2 is three, and the top of described blade plate plate body 1 is sector structure, described blade plate plate body
The upper periphery of 1 is evenly arranged with fixing hole 3 on the upside of multiple near-end, and the central upper portion of described blade plate plate body 1 is provided with near-end
Middle fixed part 5, is provided with fixed part 5 in the middle of fixing hole 5-1 in the middle of near-end, described near-end on fixed part 5 in the middle of described near-end
Both sides and blade plate plate body 1 between form two upper vacancy portions 6, two described upper vacancy portions 6 are symmetrical set.
As in figure 2 it is shown, the both sides, top of described blade plate plate body 1 are provided with reinforcing portion 4, in described upper reinforcing portion 4
It is provided with reinforced hole 4-1；And the both sides, middle part of described blade plate plate body 1 are provided with middle reinforcing portion 8, described middle reinforcing portion 8
On be provided with middle reinforced hole 8-1, it is possible to select flexibly according to the concrete fracture situation of patient to use, for cross-section and longitudinal fracture,
Star all can use.
As in figure 2 it is shown, the quantity of described middle reinforcing portion 8 is four, described in two of which, middle reinforcing portion 8 is positioned at blade plate plate
On the left of the middle part of body 1, described in another two, middle reinforcing portion 8 is positioned on the right side of the middle part of blade plate plate body 1.
As shown in Figure 1 and Figure 4, described middle reinforcing portion 8 be provided above compounded plate 9, the inner setting of described compounded plate 9
Having connecting hole 9-1, the outer end of described compounded plate 9 to be provided with avris reinforced hole 9-2, described compounded plate 9 is through sequentially passing through connecting hole
The screw 10 of 9-1 and middle reinforced hole 8-1 is connected with middle reinforcing portion 8；If so side also has unstable sclerite, pass through spiral shell
Nail can connect compounded plate further, is fixed the sclerite of both wings by compounded plate.
In the present embodiment, fixing hole 3, upper reinforced hole 4-1, middle reinforced hole 8-1 and avris reinforced hole 9-2 on the upside of described near-end
It is fixing hole 5-1 and connecting hole 9-1 in the middle of screwed hole, described near-end and is unthreaded hole.
As shown in Figure 2 and Figure 4, the upper surface of described middle reinforcing portion 8 is provided with the first radiation groove 11-1, and described first puts
Penetrating groove 11-1 and be arranged on the periphery of middle reinforced hole 8-1, the lower surface of described compounded plate 9 is provided with the second radiation groove 11-2,
Described second radiation groove 11-2 is arranged on the periphery of avris reinforced hole 9-2, described first radiation groove 11-1 and the second radiation
Groove 11-2 matches, to increase compounded plate 9 and the connective stability of middle reinforcing portion 8.
As depicted in figs. 1 and 2, the middle part of described blade plate plate body 1 is provided with middle vacancy portion 7, described blade plate plate body 1
Bottom is provided with lower vacancy portion 11, beneficially blood circulation.
As depicted in figs. 1 and 2, fixed part 5, upper reinforcing portion 4 in the middle of described blade plate plate body 1, hook pocket fracture setting claw 2, near-end
It is structure as a whole with middle reinforcing portion 8.
During use, first pass through hook pocket fracture setting claw 2 hook pocket patella fracture of distal position and make it reset, then compress blade plate
The near-end position of plate body 1, uses blade plate plate body 1 and fractured near end through the cancellous bone screw of fixing hole 5-1 in the middle of near-end
Portion is fixed, and selects fixing hole 3 on the upside of the near-end of suitable quantity and proper site, through the locking nail of fixing hole 3 on the upside of near-end
Fixing.If checking after Gu Ding and finding shakiness, optional upper reinforced hole 4-1, middle reinforced hole 8-1, upper reinforced hole 4-1, in add
Gu squeeze into locking nail at the 8-1 of hole；If side also has unstable sclerite, compounded plate 9 can be connected further by screw 10,
The sclerite of both wings is fixed by compounded plate 9.
In this utility model, by arranging hook pocket fracture setting claw 2 in the lower end of blade plate plate body 1, and hook pocket fracture setting claw 2 is with remote
End patella matches, and such Patella bone fracture plate is fixed as hook pocket formula fixed form to far-end patella, meets the anatomical structure of patella
With the pathological characteristic after fracture, in operation process, hook pocket fracture setting claw lays easily operation, does not injure articular surface, than two thorn patella claw
Fixing swept area is bigger, and adaptability is higher.By by the top of blade plate plate body 1 for being designed as sector structure, at blade plate
The upper periphery of plate body 1 is uniformly arranged fixing hole 3 on the upside of multiple near-end, and the central upper portion of blade plate plate body is arranged in the middle of near-end
Fixed part 5, is provided with fixing hole 5-1 in the middle of near-end on fixed part in the middle of near-end, the fixing use locking of such blade plate plate body
Mode is fixed, and does not injure patellar ligament, patellar ligament not irriate during postoperative knee sprung, and therefore patient will not produce pain, uses
The fixing strength more fixing than patella claw three thorn of screw compares dispersion, and balance is compared in both sides.
The above, be only preferred embodiment of the present utility model, not impose any restrictions this utility model, every
Any simple modification, change and equivalent structure transformation above example made according to this utility model technical spirit, the most still
Belong in the protection domain of technical solutions of the utility model.
Claims (10)
1. a Patella bone fracture plate, it is characterised in that: include blade plate plate body (1), the cross section shape of described blade plate plate body (1)
Shape is arc, and the lower end of described blade plate plate body (1) is provided with hook pocket fracture setting claw (2), described hook pocket fracture setting claw (2) and far-end kneecap
Bone photo coincide, and the quantity of described hook pocket fracture setting claw (2) is three, and the top of described blade plate plate body (1) is sector structure, described
The upper periphery of blade plate plate body (1) is evenly arranged with fixing hole (3) on the upside of multiple near-end, described blade plate plate body (1) upper
Portion is provided centrally with in the middle of near-end being provided with on fixed part (5) in the middle of fixed part (5), described near-end fixing hole (5-in the middle of near-end
1), two upper vacancy portions (6) are formed in the middle of described near-end between both sides and the blade plate plate body (1) of fixed part (5), described in two
Upper vacancy portion (6) is symmetrical set.
2. according to the Patella bone fracture plate described in claim 1, it is characterised in that: the both sides, top of described blade plate plate body (1) are equal
It is provided with reinforcing portion (4), described upper reinforcing portion (4) is provided with reinforced hole (4-1).
3. according to the Patella bone fracture plate described in claim 2, it is characterised in that: the both sides, middle part of described blade plate plate body (1) are equal
It is provided with middle reinforcing portion (8), described middle reinforcing portion (8) is provided with middle reinforced hole (8-1).
4. according to the Patella bone fracture plate described in claim 3, it is characterised in that: the quantity of described middle reinforcing portion (8) is four, its
In two described middle reinforcing portion (8) be positioned on the left of the middle part of blade plate plate body (1), described in another two in reinforcing portion (8) be positioned at and connect
On the right side of the middle part of hone lamella plate body (1).
5. according to the Patella bone fracture plate described in claim 3, it is characterised in that: described middle reinforcing portion (8) be provided above group
Closing sheet (9), the inner of described compounded plate (9) is provided with connecting hole (9-1), and the outer end of described compounded plate (9) is provided with avris and adds
Hole Gu (9-2), described compounded plate (9) is through sequentially passing through the screw (10) of connecting hole (9-1) and middle reinforced hole (8-1) and middle reinforcing
Portion (8) connects.
6. according to the Patella bone fracture plate described in claim 5, it is characterised in that: fixing hole (3), upper reinforced hole on the upside of described near-end
(4-1), middle reinforced hole (8-1) and avris reinforced hole (9-2) are fixing hole (5-1) and connection in the middle of screwed hole, described near-end
(9-1) is unthreaded hole in hole.
7. according to the Patella bone fracture plate described in claim 5, it is characterised in that: the upper surface of described middle reinforcing portion (8) is provided with
First radiation groove (11-1), described first radiation groove (11-1) is arranged on the periphery of middle reinforced hole (8-1), described compounded plate
(9) lower surface is provided with the second radiation groove (11-2), and described second radiation groove (11-2) is arranged on avris reinforced hole (9-
2) periphery, described first radiation groove (11-1) and the second radiation groove (11-2) match.
8. according to the Patella bone fracture plate described in any claim in claim 1-6, it is characterised in that: described blade plate plate body
(1) middle part is provided with middle vacancy portion (7).
9. according to the Patella bone fracture plate described in any claim in claim 1-6, it is characterised in that: described blade plate plate body
(1) bottom is provided with lower vacancy portion (11).
10. according to the Patella bone fracture plate described in claim 3, it is characterised in that: described blade plate plate body (1), hook pocket fracture setting claw
(2), in the middle of near-end, fixed part (5), upper reinforcing portion (4) and middle reinforcing portion (8) are structure as a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620443984.5U CN205814408U (en) | 2016-05-16 | 2016-05-16 | patella bone fracture plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620443984.5U CN205814408U (en) | 2016-05-16 | 2016-05-16 | patella bone fracture plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205814408U true CN205814408U (en) | 2016-12-21 |
Family
ID=57559650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620443984.5U Expired - Fee Related CN205814408U (en) | 2016-05-16 | 2016-05-16 | patella bone fracture plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205814408U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107928776A (en) * | 2017-12-28 | 2018-04-20 | 江苏荷普医疗科技股份有限公司 | The universal bone plate of kneecap multiaxis |
-
2016
- 2016-05-16 CN CN201620443984.5U patent/CN205814408U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107928776A (en) * | 2017-12-28 | 2018-04-20 | 江苏荷普医疗科技股份有限公司 | The universal bone plate of kneecap multiaxis |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161221 Termination date: 20180516 |