CN203677321U - Tissue-engineered metal bone repairing prosthesis - Google Patents
Tissue-engineered metal bone repairing prosthesis Download PDFInfo
- Publication number
- CN203677321U CN203677321U CN201320853697.8U CN201320853697U CN203677321U CN 203677321 U CN203677321 U CN 203677321U CN 201320853697 U CN201320853697 U CN 201320853697U CN 203677321 U CN203677321 U CN 203677321U
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- Prior art keywords
- broach
- prosthese
- swallow
- prosthesis
- tail form
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- Expired - Lifetime
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- 210000000988 bone and bone Anatomy 0.000 title claims abstract description 31
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 16
- 239000002184 metal Substances 0.000 title claims abstract description 16
- 238000000576 coating method Methods 0.000 claims abstract description 23
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims abstract description 23
- 241000397426 Centroberyx lineatus Species 0.000 claims description 26
- 239000011248 coating agent Substances 0.000 claims description 21
- 229910052715 tantalum Inorganic materials 0.000 claims description 13
- 239000002344 surface layer Substances 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 210000004872 soft tissue Anatomy 0.000 abstract description 3
- 230000004927 fusion Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 8
- 231100000915 pathological change Toxicity 0.000 description 3
- 230000036285 pathological change Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 208000018084 Bone neoplasm Diseases 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000002639 bone cement Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 230000035790 physiological processes and functions Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008467 tissue growth Effects 0.000 description 1
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Abstract
The utility model provides a tissue-engineered metal bone repairing prosthesis, which comprises a first broach and a second broach, and further comprises a connector which is arranged between the first and the second broaches, wherein the connector comprises a first prosthesis bone cutting section and a second prosthesis bone cutting section, the first prosthesis bone cutting section is connected with the first broach, the second prosthesis bone cutting section is connected with the second broach, the first and the second prosthesis bone cutting sections are fixedly connected with each other by being respectively provided with dovetail slots and dovetail bulges which are matched, and tantalum metal microporous coatings are arranged on the surfaces of the first and the second broaches. The tissue-engineered metal bone repairing prosthesis enables the first and the second broaches to use different designs according to demands by adopting a combined structure, is fixedly connected by adopting a dovetail shape, is fixed through transverse locking screws, and is safe and steady in anti-off effect and simple and convenient in operation installation. Simultaneously, the tantalum metal microporous coatings can supply excellent growing environment and excellent biological repair fusion effect for bone and soft tissues.
Description
Technical field
This utility model relates to the permanent surgical implant in medical instruments field, refers to especially a kind of engineered metal bone prosthesis with tantalum coating.
Background technology
In surgery medical treatment, in the time that people's bones of extremities cadre position tumor or fracture surgery bone does not connect and other pathological changes occur causes the damaged or excision of local bone, need to substitute with artificial prosthesis.In when operation, need to by the two ends of artificial prosthesis with retain osseous tissue and be connected and combine together, to recover limbs length and physiological function.But existing this class prosthese mostly is the fixing individual tailored version product of bone cement, and structure is single, model is simple, be not easy to select to allocate in operation, and be only suitable for gerontal patient, for most bone tumor young patient, bone tissue growth ability is strong, more needs to select biological fixation type prosthese.For this reason, this patent (1) adopts novel assembly type structural design, operation apolegamy, easy to operate; (2) prosthetic surface adopts biocompatibility splendid tantalum metal coating processing, improves the bone repairing effect of growing into, and increases the service life.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of engineered metal bone prosthesis with tantalum coating, the operative reconstruction after damaged for local bone.
For solving the problems of the technologies described above, embodiment of the present utility model provides a kind of engineered metal bone prosthesis with tantalum coating, comprises the first broach, the second broach; Also comprise the connector being arranged between described the first broach, the second broach, described connector comprises the first prosthese osteotomy section that connects described the first broach, with the second prosthese osteotomy section that is connected described the second broach; Wherein said the first prosthese osteotomy section and the second prosthese osteotomy section are respectively equipped with suitable swallow-tail form slot and swallow-tail form projection to be mutually permanently connected; Described the first broach, the second broach and connector surface are provided with tantalum metal micro-holes coating.
As technique scheme preferably, after described the first prosthese osteotomy section and the second prosthese osteotomy section cooperatively interact by swallow-tail form slot and swallow-tail form projection, then be fixed by the 3rd clamping screw that runs through described swallow-tail form slot and swallow-tail form projection.
As technique scheme preferably, described the first broach is provided with the pilot hole extending vertically, and described the first prosthese osteotomy section is provided with vertically the inner bolt hole extending, be plugged in the pilot hole of described the first broach together with after the inner bolt hole spiral shell of described the first prosthese osteotomy section is connected into an entirety with the first lock-screw.
As technique scheme preferably, described the second broach is provided with the pilot hole extending vertically, and described the second prosthese osteotomy section is provided with vertically the inner bolt hole extending, be plugged in the pilot hole of described the second broach together with after the inner bolt hole spiral shell of described the second prosthese osteotomy section is connected into an entirety with the second lock-screw.
As technique scheme preferably, be provided with in the junction of described swallow-tail form slot and swallow-tail form projection perpendicular to described the first broach and the axial screw of the second broach to be fixed by junction of the edges of two sheets of paper screw.
As technique scheme preferably, the first described broach and the first prosthese osteotomy section and the second broach and the second prosthese osteotomy are intersegmental intermeshing by equally distributed axially extended circular arc type double wedge on periphery and the suitable recessed tooth of circular arc type.
As technique scheme preferably, on described connector outer round surface, have crisscross microflute, and connector outer round surface is provided with through tantalum metal micro-holes coating and processes the micropore surface layer forming.
The beneficial effect of technique scheme of the present utility model is as follows:
This utility model has adopted assembly type structure, can make the first broach, the second broach adopt as required different designs, the parts of different size, specification.Can guarantee again the stable connection of the first broach and the second broach simultaneously.This spline structure can in art according to pathological changes needs, match assembling, facilitating operation, size are accurate.And first prosthese osteotomy section and the second prosthese osteotomy section adopt swallow-tail form to be connected, then fix by horizontal lock-screw, anticreep effect safety and stability and operation are installed simple and convenient.While tantalum metal micro-holes coating can be bone and soft tissue provides good growing environment and excellent biological reparation syncretizing effect.
Brief description of the drawings
Fig. 1 is that the master of the engineered metal bone prosthesis with tantalum coating of this utility model embodiment looks sectional structure schematic diagram;
Fig. 2 is exploded perspective structural representation.
Description of reference numerals is as follows:
1, the first broach;
2, the first prosthese osteotomy section;
3, the first lock-screw;
4, the 3rd clamping screw;
5, junction of the edges of two sheets of paper screw;
6, the second lock-screw;
7, the second prosthese osteotomy section;
8, the second broach.
Detailed description of the invention
For making the technical problems to be solved in the utility model, technical scheme and advantage clearer, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
Embodiment of the present utility model provides a kind of engineered metal bone prosthesis with tantalum coating, and its structure as shown in Figure 1 and Figure 2, comprises the first broach 1, the second broach 8; Also comprise the connecting portion being arranged between described the first broach 1, the second broach 8, described connecting portion comprises the first prosthese osteotomy section 2 that connects described the first broach 1, with the second prosthese osteotomy section 7 that is connected described the second broach 8; Wherein said the first prosthese osteotomy section 2 and the second prosthese osteotomy section 7 are respectively equipped with suitable swallow-tail form slot and swallow-tail form projection to be mutually permanently connected; Described the first broach 1, the second broach 8 surfaces are provided with tantalum metal micro-holes coating.Wherein, described the first prosthese osteotomy section 2 and the second prosthese osteotomy section 7 are fixed by the 3rd clamping screw 4 that runs through described swallow-tail form slot and swallow-tail form projection after interfixing by swallow-tail form slot and swallow-tail form projection.
As shown in Figure 1 and Figure 2, described the first broach 1 is provided with the pilot hole extending vertically, and described the first prosthese osteotomy section 2 is provided with vertically the inner bolt hole extending, be plugged in the pilot hole of described the first broach 1 together with after described the first lock-screw 3 is spirally connected into an entirety with the inner bolt hole of described the first prosthese osteotomy section 2.
As shown in Figure 1 and Figure 2, described the second broach 8 is provided with the pilot hole extending vertically, and described the second prosthese osteotomy section 7 is provided with vertically the inner bolt hole extending, be plugged in the pilot hole of described the second broach 8 together with after described the second lock-screw 6 is spirally connected into an entirety with the inner bolt hole of described the second prosthese osteotomy section 7.
As shown in Figure 1 and Figure 2, be provided with in the junction of described swallow-tail form slot and swallow-tail form projection perpendicular to described the first broach 1 and the axial screw of the second broach 8 to be fixed by junction of the edges of two sheets of paper screw 5.
This utility model has adopted assembly type structure, can make the first broach, the second broach adopt as required different designs, the parts of different size, specification.Can guarantee again the stable connection of the first broach and the second broach simultaneously.This spline structure can in art according to pathological changes needs, match assembling, facilitating operation, size are accurate.And first prosthese osteotomy section and the second prosthese osteotomy section adopt swallow-tail form to be connected, then fix by horizontal lock-screw, anticreep effect safety and stability and operation are installed simple and convenient.While tantalum metal micro-holes coating can be bone and soft tissue provides good growing environment and excellent biological reparation syncretizing effect.
The above is preferred implementation of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of principle described in the utility model; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (7)
1. an engineered metal bone prosthesis with tantalum coating, is characterized in that, comprises the first broach, the second broach; Also comprise the connector being arranged between described the first broach, the second broach, described connector comprises the first prosthese osteotomy section that connects described the first broach, with the second prosthese osteotomy section that is connected described the second broach; Wherein said the first prosthese osteotomy section and the second prosthese osteotomy section are respectively equipped with suitable swallow-tail form slot and swallow-tail form projection to be mutually permanently connected; Described the first broach, the second broach and connector surface are provided with tantalum metal micro-holes coating.
2. the engineered metal bone prosthesis with tantalum coating according to claim 1, it is characterized in that, described the first prosthese osteotomy section and the second prosthese osteotomy section are fixed by the 3rd clamping screw that runs through described swallow-tail form slot and swallow-tail form projection after interfixing by swallow-tail form slot and swallow-tail form projection.
3. the engineered metal bone prosthesis with tantalum coating according to claim 1, it is characterized in that, described the first broach is provided with the pilot hole extending vertically, and described the first prosthese osteotomy section is provided with vertically the inner bolt hole extending, be plugged in the pilot hole of described the first broach together with after the inner bolt hole of described the first prosthese osteotomy section is spirally connected into an entirety with the first lock-screw.
4. according to the engineered metal bone prosthesis with tantalum coating described in claim 1 or 3, it is characterized in that, described the second broach is provided with the pilot hole extending vertically, and described the second prosthese osteotomy section is provided with vertically the inner bolt hole extending, be plugged in the pilot hole of described the second broach together with after the inner bolt hole of described the second prosthese osteotomy section is spirally connected into an entirety with the second lock-screw.
5. the engineered metal bone prosthesis with tantalum coating according to claim 1, it is characterized in that, be provided with in the junction of described swallow-tail form slot and swallow-tail form projection perpendicular to described the first broach and the axial screw of the second broach to be fixed by junction of the edges of two sheets of paper screw.
6. the engineered metal bone prosthesis with tantalum coating according to claim 1, it is characterized in that, the first described broach and the first prosthese osteotomy section and the second broach and the second prosthese osteotomy are intersegmental intermeshing by equally distributed axially extended circular arc type double wedge on periphery and the suitable recessed tooth of circular arc type.
7. the engineered metal bone prosthesis with tantalum coating according to claim 1, it is characterized in that, on described connector outer round surface, have crisscross microflute, and connector outer round surface is provided with the micropore surface layer of processing formation through tantalum metal micro-holes coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320853697.8U CN203677321U (en) | 2013-12-23 | 2013-12-23 | Tissue-engineered metal bone repairing prosthesis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320853697.8U CN203677321U (en) | 2013-12-23 | 2013-12-23 | Tissue-engineered metal bone repairing prosthesis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203677321U true CN203677321U (en) | 2014-07-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320853697.8U Expired - Lifetime CN203677321U (en) | 2013-12-23 | 2013-12-23 | Tissue-engineered metal bone repairing prosthesis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203677321U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106175989A (en) * | 2016-07-01 | 2016-12-07 | 佟文 | A kind of connection prosthese for key defect |
| CN109009578A (en) * | 2018-08-21 | 2018-12-18 | 北京市春立正达医疗器械股份有限公司 | Knee hinge joint prosthese |
| CN109938881A (en) * | 2017-12-20 | 2019-06-28 | 山东威高骨科材料股份有限公司 | The installing mechanism and its production assembly method of artificial bone |
| CN110538009A (en) * | 2019-09-17 | 2019-12-06 | 北京爱康宜诚医疗器材有限公司 | Knee joint fusion prosthesis |
-
2013
- 2013-12-23 CN CN201320853697.8U patent/CN203677321U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106175989A (en) * | 2016-07-01 | 2016-12-07 | 佟文 | A kind of connection prosthese for key defect |
| WO2018000580A1 (en) * | 2016-07-01 | 2018-01-04 | 佟文 | Connecting prosthesis for bone defects |
| CN109938881A (en) * | 2017-12-20 | 2019-06-28 | 山东威高骨科材料股份有限公司 | The installing mechanism and its production assembly method of artificial bone |
| CN109938881B (en) * | 2017-12-20 | 2023-08-01 | 山东威高骨科材料股份有限公司 | Artificial bone mounting mechanism |
| CN109009578A (en) * | 2018-08-21 | 2018-12-18 | 北京市春立正达医疗器械股份有限公司 | Knee hinge joint prosthese |
| CN110538009A (en) * | 2019-09-17 | 2019-12-06 | 北京爱康宜诚医疗器材有限公司 | Knee joint fusion prosthesis |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhang Yu Inventor after: Xu Yingchen Inventor after: Xu Ning Inventor after: Hao Gaiping Inventor after: Zou Mingxia Inventor before: Zhang Yu Inventor before: Xu Yingchen Inventor before: Xu Ning Inventor before: Hao Gaiping Inventor before: Zou Mingxia |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140702 |