CN209285831U - Pubis prosthesis assembly - Google Patents
Pubis prosthesis assembly Download PDFInfo
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- CN209285831U CN209285831U CN201821965861.3U CN201821965861U CN209285831U CN 209285831 U CN209285831 U CN 209285831U CN 201821965861 U CN201821965861 U CN 201821965861U CN 209285831 U CN209285831 U CN 209285831U
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- pubis
- prosthese
- connector
- fastener
- prosthesis assembly
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Abstract
The utility model provides a kind of pubis prosthesis assembly, comprising: two pubis prostheses；Connector, connector are all connected with two pubis prostheses, to connect two pubis prostheses；Fastener, fastener are threaded through at least one pubis prosthese and plug on the coupler；Fastener and corresponding pubis prosthese clearance fit；To answer pubis osteotomy amount in clinic operation to change, left and right pubis gap size, connector and connecting hole clearance fit are adjusted, connector is low elastic modulus connector, is able to satisfy the fine motion needs of left and right pubis prosthese.
Description
Technical field
The utility model relates to a kind of bone grafting therapy fields, in particular to a kind of pubis prosthesis assembly.
Background technique
Pelvis is made of rumpbone, ischium, pubis, ilium, and pelvic tumor accounts for about the 3%-4% of primary bone tumour.Wherein
Cartilage system tumor is the most common, is secondly giant cell tumor of bone, osteogenic sarcoma etc., children's Ewing sarcoma is also apt to occur in pelvis.Bone
The normal latency development of basin malignant tumour, it is clear sometimes for for a long time to diagnosis from occurring symptom for the first time.Due to pelvic position
Relatively deep, tumour early stage is difficult to find, when there are clinical symptoms, gross tumor volume is larger, thus excision of performing the operation is extremely difficult.Shame
Bone tumour is relatively fewer, but still can not be ignored to the threat to people living.
Currently, the method for the treatment pubis tumour generallyd use has:
(1) tumour curettage and bone grafting operation are suitable for benign bone tumour；
(2) resection and bone grafting operation are suitable for benign and low potential malignancy bone tumour；
(3) amputation suitable for huge malignant bone tumor or has soft tissue person near extensive involve, but also needs cautiously to examine
Consider.
The reconstruction of pubis prosthese needs to reach stability fixation and left and right sides pubis with respect to fine motion.For bone grafting operation, sclerotin
Source is to need key problems-solving.Even if solving sclerotin source, but when tumour crosses pubic symphysis, bone grafting is difficult to solve
The needs of fine motion in pubic symphysis.
Utility model content
The main purpose of the utility model is to provide a kind of pubis prosthesis assembly, to solve in the prior art to be difficult to lead to
It crosses bone grafting and solves the problems, such as that fine motion needs in pubic symphysis.
To achieve the goals above, the utility model provides a kind of pubis prosthesis assembly, comprising: two pubis prostheses；
Connector, connector are all connected with two pubis prostheses, to connect two pubis prostheses；Fastener, fastener are threaded through at least
On one pubis prosthese and plug on the coupler；Fastener and corresponding pubis prosthese clearance fit.
Further, offer connecting hole on pubis prosthese, fastener is threaded through in connecting hole, the outside wall surface of fastener with
The inner wall clearance fit of connecting hole.
Further, connecting hole is multiple, and fastener is selectively threaded through in one of connecting hole.
Further, multiple connecting holes are arranged along the extending direction interval of connector.
Further, fastener is fastening screw, and connecting hole is the threaded hole with fastening screw clearance fit.
Further, connector includes first connecting portion and second connecting portion interconnected, first connecting portion and second
Step structure is formed between interconnecting piece, is provided with the stepped hole matched with step structure on a pubis prosthese.
Further, two pubis prostheses are respectively the first pubis prosthese and the second pubis prosthese, and stepped hole setting is the
On one pubis prosthese, fastener is threaded through on the second pubis prosthese.
Further, along the extending direction perpendicular to connector, the section of connector is polygon.
Further, connector is medical low-elastic modulus material.
Further, the material of connector is ultra-high molecular weight polyethylene.
Further, multiple soft tissue fixation holes are offered on pubis prosthese.
Using the technical solution of the utility model, pubis prosthesis assembly includes two pubis prostheses, two pubis prostheses point
It is not fixed on left and right pelvis, is connected as one two pubis prostheses by connector, and fixed by fastener, fastened
Part and pubis prosthese clearance fit, in user's walking, fastener and pubis prosthese have the amount of fine motion, and then solve pubis
The problem of fine motion is needed between prosthese and connector.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical
Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
In the accompanying drawings:
Fig. 1 shows a kind of structural schematic diagram of the embodiment of pubis prosthesis assembly according to the present utility model；
Fig. 2 shows a kind of cross-sectional views of the embodiment of pubis prosthesis assembly according to the present utility model；
Fig. 3 shows a kind of top view of pubis prosthesis assembly according to the present utility model；And
Fig. 4 shows the structural schematic diagram of connector according to the present utility model.
Wherein, the above drawings include the following reference numerals:
10, pubis prosthese；20, connector；30, fastener；11, connecting hole；12, soft tissue fixation hole.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination
Please refer to figs. 1 to 4, and the utility model provides a kind of pubis prosthesis assembly, comprising: two pubis prostheses 10,
Connector 20 and fastener 30, connector 20 are all connected with two pubis prostheses 10, to connect two pubis prostheses 10；Fastener
30 are threaded through at least one pubis prosthese 10 and are plugged on connector 20；Fastener 30 and corresponding 10 gap of pubis prosthese
Cooperation.It is worth noting that, fastener 30 herein is 10 clearance fit of pubis prosthese being fed through with it.
Pubis prosthesis assembly in the utility model includes two pubis prostheses 10, and two pubis prostheses 10 are separately fixed at
On left and right pelvis, two pubis prostheses 10 are connected as one by connector 20, and fixed by fastener 30, fastener
30 with 10 clearance fit of pubis prosthese, in user's walking, fastener 30 and pubis prosthese 10 have the amount of fine motion, and then solve
The problem of certainly needing fine motion between pubis prosthese 10 and connector 20.
Specifically, connecting hole 11 is offered on pubis prosthese 10, fastener 30 is threaded through in connecting hole 11, fastener 30
The inner wall clearance fit of outside wall surface and connecting hole 11 makes fastener 30 have oligodynamic range.
Specifically, connecting hole 11 is multiple, and multiple connecting holes 11 are arranged along the extending direction interval of connector 20, fastener
30 are selectively threaded through in one of connecting hole 11, so as to select the position of fastener 30 according to osteotomy size.
In order to save cost, it is easily installed, in the present embodiment, fastener 30 is fastening screw, and connecting hole 11 is and fastening
The threaded hole of screw clearances cooperation.
In the present embodiment, connector 20 include first connecting portion interconnected and second connecting portion, first connecting portion and
Step structure is formed between second connecting portion, is provided with the stepped hole matched with step structure on a pubis prosthese 10.
In addition, two pubis prostheses 10 are respectively the first pubis prosthese and the second pubis prosthese, stepped hole is arranged first
On pubis prosthese, fastener 30 is threaded through on the second pubis prosthese.In this way, the structure on the first pubis prosthese of connector 20 can be made
At pre-fixing, after preventing fastener 30 to be installed, connector 20 deviates from the first pubis prosthese, and connector 20 prolongs perpendicular to it
The area of section for stretching the section in direction is different, and length is different, and connector 20 has sizes specification, is suitable for left and right pelvis and cuts
Bone size changes and causes the variation of left and right pubis prosthese spacing.
Specifically, along the extending direction perpendicular to connector 20, the section of connector 20 is polygon, and connector 20 is doctor
With low elastic modulus material.
Preferably, the material of connector 20 is ultra-high molecular weight polyethylene, to adapt to the needs of pubis prosthesis assembly fine motion,
Multiple soft tissue fixation holes 12 are offered on pubis prosthese 10, for fixing surrounding soft tissue in performing the operation.
It can be seen from the above description that the above embodiments of the utility model achieve the following technical effects:
1, structure is simple, is easily installed；
2, meet kinesiology, meet the fine motion needs at human body pubic symphysis.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so that presently filed embodiment described herein for example can be in addition to herein
Sequence other than those of diagram or description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that
Be to cover it is non-exclusive include, for example, containing the process, method, system, product or equipment of a series of steps or units not
Those of be necessarily limited to be clearly listed step or unit, but may include be not clearly listed or for these processes, side
The intrinsic other step or units of method, product or equipment.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices
It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and
" in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and
And respective explanations are made to the opposite description in space used herein above.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (11)
1. a kind of pubis prosthesis assembly characterized by comprising
Two pubis prostheses (10)；
Connector (20), the connector (20) are all connected with two pubis prostheses (10), to connect two pubis
Prosthese (10)；
Fastener (30), the fastener (30) are threaded through at least one described pubis prosthese (10) and are plugged in the connection
On device (20)；The fastener (30) and corresponding pubis prosthese (10) clearance fit.
2. pubis prosthesis assembly according to claim 1, which is characterized in that offer connection on the pubis prosthese (10)
Hole (11), the fastener (30) are threaded through in the connecting hole (11), the outside wall surface and the connection of the fastener (30)
The inner wall clearance fit in hole (11).
3. pubis prosthesis assembly according to claim 2, which is characterized in that the connecting hole (11) be it is multiple, it is described tight
Firmware (30) is selectively threaded through in one of them described connecting hole (11).
4. pubis prosthesis assembly according to claim 3, which is characterized in that multiple connecting holes (11) are along the connection
The extending direction interval of device (20) is arranged.
5. pubis prosthesis assembly according to claim 2, which is characterized in that the fastener (30) is fastening screw, institute
Stating connecting hole (11) is the threaded hole with the fastening screw clearance fit.
6. pubis prosthesis assembly according to claim 1, which is characterized in that the connector (20) includes interconnected
First connecting portion and second connecting portion form step structure, an institute between the first connecting portion and the second connecting portion
It states and is provided with the stepped hole matched with the step structure on pubis prosthese (10).
7. pubis prosthesis assembly according to claim 6, which is characterized in that two pubis prostheses (10) are respectively
One pubis prosthese and the second pubis prosthese, the stepped hole are arranged on the first pubis prosthese, and the fastener (30) is worn
It is located on the second pubis prosthese.
8. pubis prosthesis assembly according to claim 1, which is characterized in that along the extension perpendicular to the connector (20)
Direction, the section of the connector (20) are polygon.
9. pubis prosthesis assembly according to claim 1, which is characterized in that the connector (20) is medical low-elastic mould
Measure material.
10. pubis prosthesis assembly according to claim 8, which is characterized in that the material of the connector (20) is superelevation
Molecular weight polyethylene.
11. pubis prosthesis assembly according to claim 1, which is characterized in that offered on the pubis prosthese (10) more
A soft tissue fixation hole (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821965861.3U CN209285831U (en) | 2018-11-27 | 2018-11-27 | Pubis prosthesis assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821965861.3U CN209285831U (en) | 2018-11-27 | 2018-11-27 | Pubis prosthesis assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209285831U true CN209285831U (en) | 2019-08-23 |
Family
ID=67644142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821965861.3U Active CN209285831U (en) | 2018-11-27 | 2018-11-27 | Pubis prosthesis assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209285831U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109330745A (en) * | 2018-11-27 | 2019-02-15 | 北京爱康宜诚医疗器材有限公司 | Pubis prosthesis assembly |
-
2018
- 2018-11-27 CN CN201821965861.3U patent/CN209285831U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109330745A (en) * | 2018-11-27 | 2019-02-15 | 北京爱康宜诚医疗器材有限公司 | Pubis prosthesis assembly |
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