CN103829995A - Bone fixing plate - Google Patents
Bone fixing plate Download PDFInfo
- Publication number
- CN103829995A CN103829995A CN201210471895.8A CN201210471895A CN103829995A CN 103829995 A CN103829995 A CN 103829995A CN 201210471895 A CN201210471895 A CN 201210471895A CN 103829995 A CN103829995 A CN 103829995A
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- CN
- China
- Prior art keywords
- fixing head
- bone fixing
- bone
- convex surface
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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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
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
Abstract
A bone fixing plate can be stably located and attached to the surface of a bone. The bone fixing plate is provided with a concave curve face and a convex curve face which are opposite to each other, two opposite long side edges and two opposite short side edges are connected between the convex curve face and the concave curve face, a plurality of grooves are formed in the convex face and between the two opposite short side edges, and the two opposite ends of the grooves respectively extend to the two opposite long side edges.
Description
Technical field
The invention relates to a kind of bone fixing head, particularly a kind ofly can firmly fit in bone surface and there is the bone fixing head of better polarization.
Background technology
When being generally bone injury patient and dealing with, how can carry out firm affected part with bone fixing head, so that bone injury can not rupture after being in treated joint again, and the healing of accelerated bone damage patient affected part whereby.
As shown in Figure 1, No. 478348 Patent Cases of TaiWan, China bulletin disclose a kind of bone fixing head 9, the surface thereof of this bone fixing head 9 is provided with several groove 91 and several perforation 92, and this several groove 91 arranges along the radial direction line of this bone fixing head 9, and the another oblique sleeve 93 that connects of one perforation 92.So, when with this bone fixing head 9 bone fixation injury place, can be first by appropriate location in these oblique sleeve 93 implantable bones, and via this oblique sleeve 93, bolt is stretched in bone and is locked; Being wound around also clip with wire again, in this groove 91, makes this bone fixing head 9 be bundled in bone outside, and passes respectively this perforation 92 by bolt again, and further locate this bone fixing head 9.
But because above-mentioned bone fixing head 9 is only slab construction, so that it fails to borrow in response to the special radian of bone external form the kenel and the bone that are enough to coupling thoroughly to fit; Therefore, this bone fixing head 9 is often easily limited to the design of dull and stereotyped kenel and produces slip after laminating bone surface, and its polarization is obviously not good.Again and, again because of this several groove 91 only line be arranged at the surface thereof of this bone fixing head 9, do not cross over its lateral margin and extend towards another relative surface, so that the coiling of clip in this several groove 91 easily produces and slides in the time being stretched to this bone fixing head 9 lateral margin, and it is clear to cause coiling to tie up the effect of pulling, more can derive whereby this bone fixing head 9 from the loosening situation of bone injury.
Separately as shown in Figure 2, for the U.S.'s No. 4790302 Patent Cases of bulletin disclose a kind of bone fixing head 8 fixing in bone that is applicable to, this bone fixing head 8 has a concave curved surface 81, a convex surface 82 and several perforation 83, and these several perforations 83 run through this concave curved surface 81 and convex surface 82.So, then this bone fixing head 8 can be placed in bone, to borrow this convex surface 82 to be close to week in bone, then penetrate respectively this perforation 83 and this bone fixing head 8 is located with screw.
But, above-mentioned bone fixing head 8 is only applicable in bone fixing, while binding with cotton rope if selection sets it as the outer fixing head of bone, often easily because the convex surface 82 of this bone fixing head 8 is smooth surface, produce and get loose or the situation such as slip and tie up after pulling at cotton rope, the locating effect of this bone fixing head 8 is obviously not good.Moreover this bone fixing head 8 still need can be located really in screw locking mode, therefore not only derive the complexity of manufacturing process in the time giving a farfetched interpretation perforation 83, more in surgical procedure process, extend its operating time, and reduce treatment effeciency.
In view of this, be really necessary to develop a kind of bone fixing head of novelty, make strong fix with simple and easy kenel, and then solve variety of issue as above.
Summary of the invention
Main purpose of the present invention is to solve variety of issue as above, and so that a kind of bone fixing head to be provided, it can guarantee unlikely with the laminating of bone surface loosening, to have preferably strong fix.
The present invention's time object is to provide a kind of bone fixing head, can save complicated with Bolt to position, and then promote the efficiency that operation is carried out.
For reaching aforementioned goal of the invention, bone fixing head of the present invention has a relative concave curved surface and a convex surface, between this concave curved surface and convex surface, be connected to two relative long lateral margin and two relative short lateral margins, this convex surface is provided with several groove between this two relative short lateral margin, and respectively relative two ends of this groove extend to respectively this two relative long lateral margin.
Wherein, this several groove is and is parallel to each other.
Or this several groove is netted arrangement; And this several groove be oblique staggered netted be arranged as good.
Wherein, this groove is to be arranged with and to form inwardly from this convex surface.Or this convex surface also can separately be provided with several raised line, this raised line is to be convexly equipped with and to form outwardly from this convex surface, and wantonly two adjacent raised lines between form this groove.
Wherein, this concave curved surface is matsurface.Or this concave curved surface is spreadable has several protruding grains and the thick behaviour of formation form.
Wherein, the corner place that this concave curved surface and convex surface join forms rounding.
Wherein, this two relative long lateral margin all forms rounding.
Wherein, this two relative short lateral margin all forms rounding.
Accompanying drawing explanation
Fig. 1: the schematic perspective view of existing bone fixing head.
Fig. 2: the schematic perspective view of existing another bone fixing head.
Fig. 3: the schematic perspective view of bone fixing head of the present invention.
Fig. 4: bone fixing head of the present invention is along the cutaway view of the 4-4 direction of Fig. 3.
Fig. 5: the use schematic diagram one of bone fixing head of the present invention.
Fig. 6: the use schematic diagram two of bone fixing head of the present invention.
Fig. 7: the bone fixing head schematic perspective view of another example of the present invention.
Fig. 8: the bone fixing head schematic perspective view of the another example of the present invention.
[main element symbol description]
(the present invention)
1,1 ', 1 ' ' bone fixing head
11,11 ', 11 ' ' concave curved surface 12,12 ', 12 ' ' convex surface
13,13 ', 13 ' ' long lateral margin 14,14 ', 14 ' ' short lateral margin
15,15 ', 15 ' ' groove 16 ' ' raised line
2 bones
3 cotton ropes
(prior art)
9 bone fixing head 91 grooves
The oblique sleeve of 92 perforation 93
8 bone fixing head 81 concave curved surfaces
82 convex surface 83 perforations.
The specific embodiment
For above-mentioned and other object of the present invention, feature and advantage can be become apparent, preferred embodiment of the present invention cited below particularly, and coordinate accompanying drawing, be described in detail below:
Please refer to shown in Fig. 3, it is a preferred embodiment of the present invention, and this bone fixing head 1 is applicable to the outer fixing use of bone, and this bone fixing head 1 can to select be a plate body made by the material of various tool biocompatibility.
This bone fixing head 1 can have a camber plate that is relatively convex-concave surface as drawing is depicted as.This bone fixing head 1 has a relative concave curved surface 11 and a convex surface 12, and the concave curved surface 11 of the present embodiment is the inner surface of this bone fixing head 1, and in order to bonded to each other with bone, this convex surface 12 is the outer surface of this bone fixing head 1, uses for cotton rope and is wound around; Wherein, curvature by the arc of 12 common body plans of this concave curved surface 11 and this convex surface can be made in response to the bone kenel at bone injury place is different moderate change, only can mutually mate, fit with bone external form by this concave curved surface 11 and guide cotton rope take this convex surface 12 and wear around as principle, this is that those skilled in the art are to understand, and appearance repeats no more.
And between this concave curved surface 11 and convex surface 12, be connected to two relative long lateral margin 13 and two relative short lateral margins 14, this two relative long lateral margin 13 is towards the y direction shown in drawing the extension that is parallel to each other, and interconnect with this two relative short lateral margin 14, limit out the size range of this bone fixing head 1 so as to circle.Preferably, this two relative long lateral margin 13 all can be made proper expand in response to actual demand with this two relative short lateral margin 14, only supplies as a reference graphic at this.
Hold shown in continuous Fig. 3, this convex surface 12 is provided with several groove 15 between this two relative short lateral margin 14, this several groove 15 is preferably as shown in Figure 4 and is arranged with and forms inwardly from this convex surface 12, and respectively relative two ends of this groove 15 extend to respectively this two relative long lateral margin 13.Wherein, this several groove 15 can select as shown in Figure 3 equidistant line in this convex surface 12, and this several groove 15 is preferably and is the shape that is parallel to each other, to facilitate for cotton rope clip.
In addition, the concave curved surface 11 of this bone fixing head 1 can also be illustrated in figure 5 a matsurface R, the frictional force while contacting with bone surface to increase this concave curved surface 11 by this matsurface R, and then prevent that this bone fixing head 1 from producing slip.Wherein, this matsurface R can be that this concave curved surface 11 directly forms also or scatters on this concave curved surface 11 the protruding grain institute of number through frosted and forms; Above, so-called matsurface R only makes a general reference all tools increases the kenel design of frictional force, does not need also can fully understand for those skilled in the art for example one by one.
What is more, the present invention can also select to form rounding as shown in Figure 3 in the corner place of this concave curved surface 11 and this convex surface 12; And, also can make this two relative long lateral margin 13 or this two relative short lateral margin 14 form rounding.Whereby, can avoid the sharp end of this bone fixing head 1, edge to cause damage to bone surface by the design of rounding.Wherein, the formation position of rounding can configure according to actual demand, not to be shaped and to be limited individually or simultaneously.
Please continue and consult shown in Fig. 5 and 6, after bone injury patient's knochenbruch engages, while wanting to fix with bone fixing head 1 of the present invention, be not limited to the usage quantity of bone fixing head 1, operator first select the suitable curvature of tool and the bone fixing head 1 that is enough to mate bone injury place for implementing; The present embodiment is to coordinate accompanying drawing to illustrate, and selects to be described below with the use of two bone fixing heads 1.
This two bones fixing head 1 is inserted to the bone injury place of bone 2 as shown in Figure 5, so that this two bones fixing head 1 can be mutual correspondence, and temporarily fix this two bones fixing head 1 by apparatus, cause the common bone injury place that presss from both sides the bone 2 of pulling of relative concave curved surface 11 of this two bones fixing head 1; Again and, operator is to be positioned at bone top person shown in Fig. 6 with operating theater instruments guiding cotton rope 3 along one bone fixing head 1() convex surface 12 stretch into its groove 15, and this cotton rope 3 that stretches towards the bone below shown in drawing, cause this cotton rope 3 to be surrounded on another bone fixing head 1(and be positioned at bone below person shown in Fig. 6) convex surface 12 also clip in its groove 15; Now, operator can utilize two ends of fixed this cotton rope 3 of operating theater instruments, and other cotton ropes 3 of repeatable operation are worn around, fixed action, until this two bones fixing head 1 and the bone 2 firm laminatings in surface can complete this two bones fixing head 1 in the location at bone injury place based on above-mentioned concept.
Thus, bone fixing head 1 of the present invention then can be dependent on its camber form and have be relative concave curved surface 11 and convex surface 12, to guarantee that this bone fixing head 1 can match by this concave curved surface 11 and the surface of bone 2; And, coordinate the extension of several groove 15 towards long lateral margin 13, more can cause cotton rope 3 under 12 guidings of this convex surface really clip in groove 15, and with this groove 15 towards long lateral margin 13 drawings, slide and avoid this cotton rope 3 to produce in lateral margin place, not produce under loosening situation with the surface of bone 2 at this bone fixing head 1, this bone fixing head 1 just can have preferably strong fix.
Based on aforementioned concepts, bone fixing head 1 ' of the present invention also can have another example, and this example is to have as shown in Figure 7 the ㄧ concave curved surface identical with previous embodiment 11 ', a convex surface 12 ', two relative long lateral margin 13 ' and two relative short lateral margins 14 '; The difference of itself and previous embodiment is only, this example is to select to make several groove 15 ' that is formed at this convex surface 12 ' be netted arrangement, special as shown in drawing, be oblique staggered netted be arranged as good, to increase the firm of cotton rope binding for staggered the wearing around of cotton rope whereby.
What is more, bone fixing head 1 ' of the present invention ' more can as shown in Figure 8 in its convex surface 12 ' ' is separately provided with several raised line 16 ' ', this several raised line 16 ' ' be respectively from this convex surface 12 ' ' is convexly equipped with and forms outwardly, and wantonly two adjacent raised lines 16 ' ' between be formed with a groove 15 ' '.Whereby, also can there is by this example the cotton rope of avoiding that can reach as previous embodiment and wear around and produce and slide in its lateral margin, effectively to promote this bone fixing head 1 ' ' with effect of bone surface strong fix.
The bone fixing head 1 ', 1 ' of above different examples ' can be still that bone injury place fixes by identical operation technique, this is that those skilled in the art can fully understand, therefore hold that it is no longer repeated identical design and use step.
Accordingly, bone fixing head of the present invention not only can be guaranteed unlikely with the laminating of bone surface loosening, to cause this bone fixing head to have better strong fix; Even, bone fixing head of the present invention more can save complicated with Bolt to position of tradition, and then reaches the effect that promotes operation and carry out efficiency.
Just above-described, be only preferred embodiment of the present invention, when not limiting the scope of the present invention with this; Therefore all simple equivalences of doing according to the present patent application the scope of the claims and creation description change and modify, and all should still remain within the scope of the patent.
Claims (11)
1. a bone fixing head, it is characterized in that, it has relative a concave curved surface and a convex surface, between this concave curved surface and convex surface, be connected to two relative long lateral margins and two relative short lateral margins, this convex surface is provided with several groove between these two relative short lateral margins, and respectively relative two ends of this groove extend to respectively these two relative long lateral margins.
2. bone fixing head as claimed in claim 1, is characterized in that, this several groove is the shape that is parallel to each other.
3. bone fixing head as claimed in claim 1, is characterized in that, this several groove is netted arrangement.
4. bone fixing head as claimed in claim 3, is characterized in that, this several groove is oblique staggered netted arrangement.
5. the bone fixing head as described in claim 1,2,3 or 4, is characterized in that, this groove is to be arranged with and to form inwardly from this convex surface.
6. the bone fixing head as described in claim 1,2,3 or 4, is characterized in that, this convex surface is separately provided with several raised line, and this raised line is to be convexly equipped with and to form outwardly from this convex surface, between the Qie Ren bis-adjacent raised lines in road, forms this groove.
7. the bone fixing head as described in claim 1,2,3 or 4, is characterized in that, this concave curved surface is matsurface.
8. the bone fixing head as described in claim 1,2,3 or 4, is characterized in that, this concave curved surface is scattered with several protruding grains.
9. the bone fixing head as described in claim 1,2,3 or 4, is characterized in that, the corner place that this concave curved surface and convex surface join forms rounding.
10. the bone fixing head as described in claim 1,2,3 or 4, is characterized in that, these two relative long lateral margins all form rounding.
11. bone fixing heads as described in claim 1,2,3 or 4, is characterized in that, these two relative short lateral margins all form rounding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210471895.8A CN103829995A (en) | 2012-11-20 | 2012-11-20 | Bone fixing plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210471895.8A CN103829995A (en) | 2012-11-20 | 2012-11-20 | Bone fixing plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103829995A true CN103829995A (en) | 2014-06-04 |
Family
ID=50794115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210471895.8A Pending CN103829995A (en) | 2012-11-20 | 2012-11-20 | Bone fixing plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103829995A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105662567A (en) * | 2016-03-16 | 2016-06-15 | 苏州瑞华医院有限公司 | Bone plate provided with grooves |
| EP3184064A1 (en) * | 2015-12-23 | 2017-06-28 | Stryker European Holdings I, LLC | Bone plate with guiding channels or spacer members |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4119091A (en) * | 1976-07-06 | 1978-10-10 | Chichester Partridge Limited | Tie for use in bone fracture surgery |
| US20040087955A1 (en) * | 2001-03-09 | 2004-05-06 | Alessandro Bordi | Tubular internal fixation for bone fractures and prostheses |
| US20050267476A1 (en) * | 2001-05-23 | 2005-12-01 | Alan Chervitz | Apparatus and method for orthopedic fixation |
| US20060276896A1 (en) * | 2005-06-02 | 2006-12-07 | Medicinelodge, Inc. | Bone implants with integrated line locks |
-
2012
- 2012-11-20 CN CN201210471895.8A patent/CN103829995A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4119091A (en) * | 1976-07-06 | 1978-10-10 | Chichester Partridge Limited | Tie for use in bone fracture surgery |
| US20040087955A1 (en) * | 2001-03-09 | 2004-05-06 | Alessandro Bordi | Tubular internal fixation for bone fractures and prostheses |
| US20050267476A1 (en) * | 2001-05-23 | 2005-12-01 | Alan Chervitz | Apparatus and method for orthopedic fixation |
| US20060276896A1 (en) * | 2005-06-02 | 2006-12-07 | Medicinelodge, Inc. | Bone implants with integrated line locks |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3184064A1 (en) * | 2015-12-23 | 2017-06-28 | Stryker European Holdings I, LLC | Bone plate with guiding channels or spacer members |
| US10517658B2 (en) | 2015-12-23 | 2019-12-31 | Stryker European Holdings I, Llc | Bone plate with elongated guiding channels |
| CN105662567A (en) * | 2016-03-16 | 2016-06-15 | 苏州瑞华医院有限公司 | Bone plate provided with grooves |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140604 |