CN212261487U - Anatomical bone fracture plate for acromion fracture and internal fixation system comprising same - Google Patents
Anatomical bone fracture plate for acromion fracture and internal fixation system comprising same Download PDFInfo
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- CN212261487U CN212261487U CN201922279444.4U CN201922279444U CN212261487U CN 212261487 U CN212261487 U CN 212261487U CN 201922279444 U CN201922279444 U CN 201922279444U CN 212261487 U CN212261487 U CN 212261487U
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- fixing part
- acromion
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- 208000010392 Bone Fractures Diseases 0.000 title claims abstract description 44
- 210000002659 acromion Anatomy 0.000 title claims abstract description 42
- 210000000988 bone and bone Anatomy 0.000 claims abstract description 24
- 230000007704 transition Effects 0.000 claims description 6
- 210000001991 scapula Anatomy 0.000 abstract description 12
- 238000005452 bending Methods 0.000 abstract description 5
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052719 titanium Inorganic materials 0.000 abstract description 3
- 239000010936 titanium Substances 0.000 abstract description 3
- 230000000740 bleeding effect Effects 0.000 abstract description 2
- 208000015181 infectious disease Diseases 0.000 abstract description 2
- 206010017076 Fracture Diseases 0.000 description 12
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000002980 postoperative effect Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 210000001519 tissue Anatomy 0.000 description 3
- 238000002224 dissection Methods 0.000 description 2
- 239000007943 implant Substances 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 210000000323 shoulder joint Anatomy 0.000 description 2
- 206010053206 Fracture displacement Diseases 0.000 description 1
- 206010061213 Iatrogenic injury Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 230000000642 iatrogenic effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003387 muscular Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
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Abstract
The utility model provides an anatomical bone fracture plate and an internal fixation system comprising the same, wherein the anatomical bone fracture plate comprises a first fixing part and a second fixing part which are connected with each other, and the included angle between the first fixing part and the second fixing part is more than 90 degrees and less than 180 degrees; the first fixing part is fixed on the acromion, and the second fixing part is fixed on the top of the acromion and the joint of the top of the acromion and the acromion, so that the problems that the existing kirschner wire is not firmly fixed and the kirschner wire is not easily bent in the operation of reconstructing the bone plate are solved; the bone fracture plate body is tightly attached to the scapula, the bending step is not needed in the operation, the operation failure risk caused by the fact that the shape of the reconstructed plate is not consistent with the bone after the reconstructed plate is bent is avoided, the strength of the reconstructed titanium plate is damaged by the bending operation, the operation time is shortened, the bleeding amount is reduced, and the infection risk is reduced.
Description
Technical Field
The utility model belongs to the field of medical coaptation board, especially, relate to an internal fixation system that is used for dissection type coaptation board of acromion fracture and contains it.
Background
The acromion is a part of the cantilever beam arm extending forwards from the scapular spine, and is only protected by the scapular spine and surrounding muscular tissues, and the tissues above the acromion are weak, so that the acromion is easy to fracture when impacted, and is particularly important for fixing the acromion.
Aiming at acromion fracture fixation surgery, the currently and commonly used internal fixture is a Kirschner wire or a reconstruction steel plate. The above method has the following disadvantages: 1. the kirschner wire has insufficient fixation strength, and is easy to have complications such as fracture displacement, abnormal healing and the like after operation, thereby seriously affecting the function of the shoulder joint. 2. The soft tissue above the shoulder is weak, the thickness of the reconstructed steel plate is larger, the local skin is stimulated, the pain of the patient is increased, and the postoperative rehabilitation of the patient is not facilitated. 3. The length of the shoulder peak is small, and the number of the arranged nails of the reconstruction steel plate is limited due to overlarge nail distance, thereby influencing the fixing strength. 4. The kirschner wire and the reconstructed titanium plate screw have no definite guide, and have the risk of penetrating into the shoulder joint capsule, damaging the joint structure and increasing the iatrogenic injury. 5. The reconstruction plate bent manually cannot completely conform to the anatomical morphology of the scapula, so that surrounding tissues are irritated, and the pain of a patient is increased.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an anatomical form coaptation board and contain its internal fixation system for acromion fracture to overcome and rebuild the bone plate and be difficult for bending in the operation, the bone plate is not good with the anatomical fit degree of scapula.
In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:
an anatomical bone fracture plate for acromion fracture comprises a bone fracture plate body, wherein the bone fracture plate body comprises a first fixing part and a second fixing part; the width of the first fixing part is larger than that of the second fixing part;
the first fixing part comprises a first surface and a second surface arranged opposite to the first surface, and the first surface is contacted with the shoulder peak; the second fixing part comprises a third surface and a fourth surface arranged opposite to the third surface, and the third surface is contacted with the top of the spine and/or the joint of the top of the spine and the acromion; the first surface is connected with the third surface, and the second surface is connected with the fourth surface;
the included angle between the first fixing part and the second fixing part is more than 90 degrees and less than 180 degrees.
The first fixing part and the second fixing part are connected through a transition section, and the length of the transition section is 1/4-1/6 of the length of the bone plate body.
The second fixing part is elongated.
The first fixing part is provided with a plurality of first holes, the second fixing part is provided with a plurality of second holes, and the second holes are arranged along the length direction of the second fixing part.
The number of the first holes is 5, the included angle between each first hole and the normal line of the bone fracture plate body is different, and the included angle between the center line of each first hole and the normal line of the bone fracture plate body is 60-120 degrees.
The number of the first holes is 5, the connecting line of the central line points of 4 first holes is quadrilateral, and the other 1 first hole is positioned between the first 4 first holes and the second fixing part.
The number of the second holes is 2-4, the included angle between the center line of the second hole and the normal line of the bone fracture plate body is 15-60 degrees, and the included angles between the center line of the second hole and the normal line of the bone fracture plate body are not completely the same for 2-4 holes.
The first hole is a threaded hole, and the second hole is a locking pressurization hole.
The thickness of the bone fracture plate body is 1.3mm-2.5 mm.
An internal fixation system comprising a anatomic bone plate as described above for acromion fractures and a retaining member for retaining the anatomic bone plate in the bone.
Compared with the prior art, the utility model provides an internal fixation system that is used for dissection type coaptation board of acromion fracture and contains it has following advantage:
(1) the first fixing part provided by the utility model can be fixed on the acromion, and the second fixing part can fix the scapular spine and/or the connection part of the scapular spine and the acromion, thus overcoming the problems that the fixation of the existing kirschner wire is not firm and the kirschner wire is not easy to bend during the reconstruction of the bone plate; the shapes of the first surface and the third surface are respectively the same as the anatomical shapes of the top of the scapula and the acromion, so that the bone fracture plate body is tightly attached to the scapula, the bending step is not needed in the operation, the operation failure risk caused by the fact that the shape of the bent reconstruction plate is inconsistent with the bone is avoided, the damage of the bending operation on the strength of the reconstruction titanium plate is avoided, the operation time is shortened, the bleeding amount is reduced, and the infection risk is reduced.
(2) The utility model provides an anatomical form coaptation board and contain its internal fixation system for acromion fracture coaptation board body when using first fixed part and the laminating of acromion, the laminating of second fixed part and the junction of acromion top and/or acromion and acromion, the doctor of being convenient for develops the internal fixation operation that resets, reduces the operation degree of difficulty, it is convenient to plant the nail, save the operation time, reduce iatrogenic risk, reduce uncomfortable sense of patient's postoperative, good postoperative recovery effect has to the patient.
Drawings
The accompanying drawings, which form a part of the disclosure, are included to provide a further understanding of the disclosure, and are incorporated in and constitute a part of the disclosure. In the drawings:
FIG. 1 is a schematic view of the overall structure of the inventive embodiment of the present invention;
FIG. 2 is a structural view of the bone fracture plate body according to the inventive embodiment of the present invention;
FIG. 3 is a side view of the bone plate body according to the inventive embodiment of the present invention;
fig. 4 is a perspective view of the bone plate book according to the embodiment of the present invention.
Description of reference numerals:
1-a first fixed part; 2-a second surface; 3-a first implant screw; 4-a first screw hole; 5-transition section; 6-bone fracture plate body; 7-a second fixed part; 8-a fourth surface; 9-a second implant screw; 10-a second screw hole; 11-arc edge; 12-a third surface; 13-scapular spine; 14-a boss; 15-a first surface; 16-scapular peak.
Detailed Description
It should be noted that the embodiments and features of the embodiments of the present invention can be combined with each other without conflict.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, unless otherwise specified, "a plurality" means two or more.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.
The invention will be described in detail with reference to the following embodiments with reference to the accompanying drawings.
As shown in fig. 1 to 4, an internal fixation system comprises an anatomical bone plate and a locking member for acromion fracture, wherein the anatomical bone plate for acromion fracture comprises a bone plate body 6, the bone plate body 6 comprises a first fixing part 1 and a second fixing part 7 which are connected with each other, and a circular arc-shaped bulge part 14 is arranged on the side edge of the first fixing part 1; the second fixing part 7 is in a shape of a slender plate, the tail end of the second fixing part is provided with an arc edge 11, the width of the first fixing part 1 is larger than that of the second fixing part 7, and the included angle between the first fixing part 1 and the second fixing part 7 is larger than 90 degrees and smaller than 180 degrees, such as 95 degrees, 100 degrees, 105 degrees, 110 degrees, 120 degrees, 150 degrees or 170.5 degrees; the bone fracture plate body 6 conforms to the anatomical morphology of the scapula 16 and the top of the scapula 13, and on the basis, the protrusions are designed according to the anatomical morphology, namely the protrusions are designed according to the top surface morphology of the scapula 16, further, the first fixing parts conform to the anatomical morphology of the scapula, and the second fixing parts conform to the anatomical morphology of the top of the scapula and/or the anatomical morphology of the connecting part of the top of the scapula and the scapula. The width of the first fixing part 1 is larger than that of the second fixing part 7, and an included angle between the first fixing part 1 and the second fixing part 7 is larger than 90 degrees and smaller than 180 degrees, so that the bone fracture plate is more stable in fixation, stronger in fixing strength and more in accordance with the anatomical form of the acromion part.
As shown in fig. 1 to 4, an internal fixation system includes a bone plate body 6, the bone plate body 6 including a first fixation portion 1 and a second fixation portion 7; the width of the first fixing part 1 is larger than that of the second fixing part 7;
the first fixing portion 1 includes a first surface 15 and a second surface 2 disposed opposite thereto, the first surface 15 being in contact with the acromion; the second fixing part 7 comprises a third surface 12 and a fourth surface 8 arranged opposite to the third surface, and the third surface 12 is contacted with the top of the scapular spine 13 and/or the joint of the top of the scapular spine 13 and the acromion 16; the first surface 15 is connected with the third surface 12, and the second surface 2 is connected with the fourth surface 8;
the included angle between the first fixing part 1 and the second fixing part 7 is more than 90 degrees and less than 180 degrees.
The first fixing part 1 and the second fixing part 7 are connected through a transition section 5, and the length of the transition section 5 is 1/4-1/6 of the length of the bone plate body 6.
The second fixing portion 7 is elongated.
The first fixing portion 1 is provided with a plurality of first holes 4, the second fixing portion 7 is provided with a plurality of second holes 10, and the second holes 10 are arranged along the length direction of the second fixing portion 7.
The number of the first holes 4 is 5, the included angle between each first hole 4 and the normal line of the bone fracture plate body 6 is different, and the included angle between the central line of each first hole 4 and the normal line of the bone fracture plate body 6 is 60-120 degrees.
The number of the first holes 4 is 5, wherein the connecting line of the center line points of the 4 first holes 4 is quadrilateral, and the other 1 first hole 4 is positioned between the first 4 first holes 4 and the second fixing part 7.
The number of the second holes 10 is 2-4, the included angle between the central line of the second hole 10 and the normal line of the bone fracture plate body 6 is 15-60 degrees, and the included angles between the central lines of the 2-4 second holes 10 and the normal line of the bone fracture plate body 6 are not completely the same.
The first hole 4 is a threaded hole, and the second hole 10 is a locking pressurization hole.
The thickness of the bone fracture plate body 6 is 1.3mm-2.5 mm.
An internal fixation system comprises the anatomical bone plate for acromion fracture and a locking piece for locking the anatomical bone plate into bone.
The above description is only for the preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An anatomical bone plate for acromion fracture, which is characterized in that: comprises a bone fracture plate body (6), wherein the bone fracture plate body (6) comprises a first fixing part (1) and a second fixing part (7); the width of the first fixing part (1) is larger than that of the second fixing part (7);
the first fixing part (1) comprises a first surface (15) and a second surface (2) arranged opposite to the first surface, and the first surface (15) is contacted with the shoulder peak; the second fixing part (7) comprises a third surface (12) and a fourth surface (8) arranged opposite to the third surface, and the third surface (12) is in contact with the top of the spine and/or the joint of the top of the spine and the acromion; the first surface (15) is connected with the third surface (12), and the second surface (2) is connected with the fourth surface (8);
the included angle between the first fixing part (1) and the second fixing part (7) is larger than 90 degrees and smaller than 180 degrees.
2. An anatomical osteosynthesis plate for acromion fractures according to claim 1, characterized in that: the first fixing part (1) and the second fixing part (7) are connected through a transition section (5), and the length of the transition section (5) is 1/4-1/6 of the length of the bone fracture plate body (6).
3. An anatomical osteosynthesis plate for acromion fractures according to claim 1, characterized in that: the second fixing part (7) is elongated.
4. An anatomical osteosynthesis plate for acromion fractures according to claim 1, characterized in that: the first fixing part (1) is provided with a plurality of first holes (4), the second fixing part (7) is provided with a plurality of second holes (10), and the second holes (10) are arranged along the length direction of the second fixing part (7).
5. An anatomical osteosynthesis plate for acromion fractures according to claim 4, characterized in that: the number of the first holes (4) is 5, the included angle between each first hole (4) and the normal line of the bone fracture plate body (6) is different, and the included angle between the center line of each first hole (4) and the normal line of the bone fracture plate body (6) is 60-120 degrees.
6. An anatomical osteosynthesis plate for acromion fractures according to claim 4, characterized in that: the number of the first holes (4) is 5, the connecting line of the center line points of the 4 first holes (4) is quadrilateral, and the other 1 first hole (4) is positioned between the first 4 first holes (4) and the second fixing part (7).
7. An anatomical osteosynthesis plate for acromion fractures according to claim 4, characterized in that: the number of the second holes (10) is 2-4, the included angle between the central line of the second holes (10) and the normal line of the bone fracture plate body (6) is 15-60 degrees, and the included angles between the central lines of the 2-4 second holes (10) and the normal line of the bone fracture plate body (6) are not completely the same.
8. An anatomical osteosynthesis plate for acromion fractures according to claim 4, characterized in that: the first hole (4) is a threaded hole, and the second hole (10) is a locking pressurizing hole.
9. An anatomical osteosynthesis plate for acromion fractures according to claim 1, characterized in that: the thickness of the bone fracture plate body (6) is 1.3mm-2.5 mm.
10. An internal fixation system, comprising: comprising a anatomical osteosynthesis plate for acromion fractures according to one of claims 1 to 9 and a retaining element for retaining the anatomical osteosynthesis plate in the bone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922279444.4U CN212261487U (en) | 2019-12-18 | 2019-12-18 | Anatomical bone fracture plate for acromion fracture and internal fixation system comprising same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922279444.4U CN212261487U (en) | 2019-12-18 | 2019-12-18 | Anatomical bone fracture plate for acromion fracture and internal fixation system comprising same |
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| Publication Number | Publication Date |
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| CN212261487U true CN212261487U (en) | 2021-01-01 |
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| CN201922279444.4U Expired - Fee Related CN212261487U (en) | 2019-12-18 | 2019-12-18 | Anatomical bone fracture plate for acromion fracture and internal fixation system comprising same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110916788A (en) * | 2019-12-18 | 2020-03-27 | 天津正天医疗器械有限公司 | Anatomical bone fracture plate for acromion fracture and internal fixation system comprising same |
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2019
- 2019-12-18 CN CN201922279444.4U patent/CN212261487U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110916788A (en) * | 2019-12-18 | 2020-03-27 | 天津正天医疗器械有限公司 | Anatomical bone fracture plate for acromion fracture and internal fixation system comprising same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210628 Address after: 121004 No.2, section 5, Renmin Street, Guta District, Jinzhou City, Liaoning Province Patentee after: The First Affiliated Hospital of Jinzhou Medical University Address before: 300308 Tianjin Binhai New Area Airport Economic Zone Jingyi 318 Patentee before: TIANJIN ZHENGTIAN MEDICAL APPLIANCE Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210101 |
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| CF01 | Termination of patent right due to non-payment of annual fee |