CN204468348U - A kind of personalized 3D prints polythene material Invasive lumbar fusion device - Google Patents
A kind of personalized 3D prints polythene material Invasive lumbar fusion device Download PDFInfo
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- CN204468348U CN204468348U CN201420826499.7U CN201420826499U CN204468348U CN 204468348 U CN204468348 U CN 204468348U CN 201420826499 U CN201420826499 U CN 201420826499U CN 204468348 U CN204468348 U CN 204468348U
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Abstract
The utility model discloses a kind of personalized 3D and print polythene material Invasive lumbar fusion device, the some end face grooves comprising a fusion device body and arrange at fusion device body end face, the side of fusion device body is also provided with some sides groove, end face and the bottom surface of fusion device body are equipped with groove, it is the orthohexagonal alveolate texture of arrangement continuously in fusion device body, fusion device body is the nonmetallic materials being applicable to 3D printing, this fusion device is customized and directly printed by 3D printer according to the intervertebral size and dimension of patient self, good biocompatibility, improve the comfort level of patient, this utility model is applicable to medical instruments field.
Description
Technical field
This utility model relates to medical instruments field, particularly relates to a kind of personalized 3D and prints polythene material Invasive lumbar fusion device.
Background technology
Cervical vertebra, lumbar vertebra are responsible for the function of load-bearing, motion and neuroprotective; all illness causing cervical vertebra, lumbar stability to be lost; as annuler bulge and outstanding, hypertrophy; and lumbar instability, spinal canal stenosis etc.; capital causes lumbago, skelalgia, numbness of lower limbs and walking disorder, all must carry out spinal stability reconstruction.Namely carry out interbody fusion, the object of operation and principle are under the prerequisite of the load-bearing protecting normal lumbar vertebra as far as possible, motion and neuroprotective function, remove neural compressing, recover the stable of spinal column and motor function.
For a long time, interbody fusion is the important means of spinal instability illness under clinical treatment always.A part for affected spinal is excised and implants substitute, give the fixing stability strengthening total simultaneously, Invasive lumbar fusion device has the function such as support, resistance to compression, all separate loading, the physiological camber of intervertebral and clearance height and spinal column can be recovered preferably, or allograph bone granule autologous by implantation can obtain reliable Bony union simultaneously, in spinal operation, whether merge to become and judge operation whether successfully one of main standard.
At present, the attention that titanium alloy metal screw-like hollow Invasive lumbar fusion device is subject to is more, comparatively popular, and its deficiency through x-ray, can not can not see the fusion situation that the growth of its interior bone girder connects from X-ray film.
The problems such as because the interpyramidal gap of each patient is inconsistent, adding some patient's congenital scoliosis or deformities, all result in interbody fusion, merge speed low, syncretizing effect is poor, and clinical effectiveness is satisfied not, bring many miseries to patient.
Utility model content
For solving the problem, this utility model provides a kind of personalized 3D customized for patient nonmetal Invasive lumbar fusion device printed.
This utility model solves the technical scheme that its technical problem adopts:
A kind of personalized 3D prints polythene material Invasive lumbar fusion device, the some end face grooves for bone grafting comprising a fusion device body and arrange at fusion device body end face, the side of fusion device body is also provided with some side grooves for bone grafting, the end face of fusion device body and bottom surface are equipped with ring-type convex tendon along excircle, be the orthohexagonal alveolate texture of arrangement continuously in fusion device body, fusion device body is the nonmetallic materials being applicable to 3D printing.
Be further used as the improvement of technical solutions of the utility model, the shape of fusion device body is rugby shape or column.
Be further used as the improvement of technical solutions of the utility model, the shape of cross section of fusion device body is circular or semicircle or oval or heart-shaped.
Be further used as the improvement of technical solutions of the utility model, the shape of end face groove is cube or cylinder.
Be further used as the improvement of technical solutions of the utility model: the shape of side groove is cube or cylinder.
Be further used as the improvement of technical solutions of the utility model, the regular hexagon excircle diameter dimension of alveolate texture is 0.5mm ~ 2.5mm.
Be further used as the improvement of technical solutions of the utility model, the equal rounding of each seamed edge of fusion device body.
Be further used as the improvement of technical solutions of the utility model, fusion device body printed material is polyethylene.
Be further used as the improvement of technical solutions of the utility model, fusion device body outer surface is erosion stricture of vagina face.
Be further used as the improvement of technical solutions of the utility model, the spraying of fusion device body outer surface is containing the bioactivity coatings of somatomedin.
The beneficial effects of the utility model: this personalized 3D prints polythene material Invasive lumbar fusion device to be customized according to the intervertebral size and dimension of patient self and directly to be printed by 3D printer, good biocompatibility, improve the comfort level of patient, the fusion device that simultaneously this 3D prints easily achieve fusion device inside for cellular appearance be this structure of smooth surface, at its biomechanics characteristic of the intrinsic alveolate texture of fusion device close to cortical bone, stress shielding is little, have no lack of toughness while high strength very much having, make dividing equally of the load of bone grafting and fusion device, fusion rate is higher, and nonmetallic materials can through x-ray, its bone trabecula growth fusion situation can be passed judgment on, check noiseless to CT and MRI, the end face groove be provided with and side groove are bone grafting hole, for growing into of bone provides support of creeping, ring-type convex tendon around thin layer cavity contribute to drawing the creeping of osteocyte.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1 is this utility model embodiment overall structure schematic diagram;
Fig. 2 is this utility model embodiment top view;
Fig. 3 is along A-A line sectional view in Fig. 2;
Fig. 4 is fusion device body described in this utility model embodiment is the top view of semicircle column;
Fig. 5 is fusion device body described in this utility model embodiment is the top view of heart-shaped column;
Fig. 6 is this utility model embodiment second embodiment overall structure schematic diagram.
Detailed description of the invention
Be clearly and completely described below with reference to embodiment and the accompanying drawing technique effect to design of the present utility model, concrete structure and generation, to understand the purpose of this utility model, characteristic sum effect fully.Obviously; described embodiment is a part of embodiment of the present utility model, instead of whole embodiment, based on embodiment of the present utility model; other embodiments that those skilled in the art obtains under the prerequisite not paying creative work, all belong to the scope of this utility model protection.
With reference to Fig. 1 ~ Fig. 6, this utility model is that a kind of personalized 3D prints polythene material Invasive lumbar fusion device, the some end face grooves 2 for bone grafting comprising a fusion device body 1 and arrange at fusion device body 1 end face, the side of fusion device body 1 is also provided with some for bone grafting side groove 4, the end face of fusion device body 1 and bottom surface are equipped with ring-type convex tendon 3 along excircle, be the orthohexagonal alveolate texture of arrangement continuously in fusion device body 1, the nonmetallic materials that fusion device body 1 prints for being applicable to 3D.
This personalized 3D prints polythene material Invasive lumbar fusion device to be customized according to the intervertebral size and dimension of patient self and directly to be printed by 3D printer, good biocompatibility, improve the comfort level of patient, the fusion device that simultaneously this 3D prints easily achieve fusion device inside for cellular appearance be this structure of smooth surface, its biomechanics characteristic of alveolate texture in fusion device body 1 is close to cortical bone, stress shielding is little, have no lack of toughness while high strength very much having, make dividing equally of the load of bone grafting and fusion device, fusion rate is higher, and nonmetallic materials can through x-ray, its bone trabecula growth fusion situation can be passed judgment on, check noiseless to CT and MRI, the end face groove 2 be provided with and side groove 4 are bone grafting hole, for growing into of bone provides support of creeping, ring-type convex tendon 3 around thin layer cavity contribute to drawing the creeping of osteocyte.
As this utility model preferred embodiment, the shape of fusion device body 1 is rugby shape or column.
As this utility model preferred embodiment, the shape of cross section of fusion device body 1 is circular or semicircle or oval or heart-shaped.
For patient provides the fusion device of difformity and size to improve patient comfort degree, fusion device body 1 can be any shape, adopts 3D printer can realize light customization.
As this utility model preferred embodiment, the shape of end face groove 2 is cube or cylinder.
As this utility model preferred embodiment, the shape of side groove 4 is cube or cylinder.
As this utility model preferred embodiment, the regular hexagon excircle diameter dimension of alveolate texture is 0.5mm ~ 2.5mm.
When the regular hexagon excircle diameter dimension of alveolate texture is 0.5mm ~ 1.2mm, the mechanical property making fusion device body 1 can reach optimum, provides certain intensity and toughness.
As this utility model preferred embodiment, the equal rounding of each seamed edge of fusion device body 1.
The equal rounding of each seamed edge of fusion device body 1, eliminate the stress that wedge angle causes and concentrate, the osteocyte protecting implantation is not subject to the stress rupture of wedge angle, improves the success rate of operation, and biocompatibility have also been obtained and improves greatly simultaneously.
As this utility model preferred embodiment, fusion device body 1 printed material is polyethylene.
Polythene material good biocompatibility, stress shielding is little, and the dividing equally of load of bone grafting and fusion device makes fusion rate higher, and nonmetallic materials can through x-ray, can pass judgment on its bone trabecula growth fusion situation, checking noiseless to CT and MRI, is most preferred material.
As this utility model preferred embodiment, fusion device body 1 outer surface is erosion stricture of vagina face.
Fusion device body 1 outer surface is the climbing that erosion stricture of vagina face contributes to osteocyte, and lines is fine and smooth, and osteocyte attachment closely, also improves the comfort level of patient simultaneously.
As this utility model preferred embodiment, the spraying of fusion device body 1 outer surface is containing the bioactivity coatings of somatomedin.
The spraying of fusion device body 1 outer surface, containing the bioactivity coatings of somatomedin, is beneficial to the growth of osteocyte, improves biocompatibility.
Certainly, the invention is not limited to above-mentioned embodiment, those of ordinary skill in the art also can make equivalent variations or replacement under the prerequisite without prejudice to this utility model spirit, and these equivalent modification or replacement are all included in the application's claim limited range.
Claims (10)
1. a personalized 3D prints polythene material Invasive lumbar fusion device, it is characterized in that: the some end face grooves (2) for bone grafting comprising a fusion device body (1) and arrange at described fusion device body (1) end face, the side of described fusion device body (1) is also provided with some side grooves (4) for bone grafting, end face and the bottom surface of described fusion device body (1) are equipped with ring-type convex tendon (3) along excircle, it is the orthohexagonal alveolate texture of arrangement continuously in described fusion device body (1), the nonmetallic materials that described fusion device body (1) prints for being applicable to 3D.
2. personalized 3D prints polythene material Invasive lumbar fusion device according to claim 1, it is characterized in that: the shape of described fusion device body (1) is rugby shape or column.
3. personalized 3D prints polythene material Invasive lumbar fusion device according to claim 2, it is characterized in that: the shape of cross section of described fusion device body (1) is for circular or semicircle or oval or heart-shaped.
4. print polythene material Invasive lumbar fusion device according to personalized 3D described in any one in claims 1 to 3, it is characterized in that: the shape of described end face groove (2) is cube or cylinder.
5. personalized 3D prints polythene material Invasive lumbar fusion device according to claim 4, it is characterized in that: the shape of described side groove (4) is cube or cylinder.
6. personalized 3D prints polythene material Invasive lumbar fusion device according to claim 5, it is characterized in that: the regular hexagon excircle diameter dimension of described alveolate texture is 0.5mm ~ 2.5mm.
7. personalized 3D prints polythene material Invasive lumbar fusion device according to claim 6, it is characterized in that: the equal rounding of each seamed edge of described fusion device body (1).
8. personalized 3D prints polythene material Invasive lumbar fusion device according to claim 1, it is characterized in that: described fusion device body (1) printed material is polyethylene.
9. personalized 3D prints polythene material Invasive lumbar fusion device according to claim 1, it is characterized in that: described fusion device body (1) outer surface is erosion stricture of vagina face.
10. personalized 3D prints polythene material Invasive lumbar fusion device according to claim 1, it is characterized in that: described fusion device body (1) outer surface spraying is containing the bioactivity coatings of somatomedin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420826499.7U CN204468348U (en) | 2014-12-22 | 2014-12-22 | A kind of personalized 3D prints polythene material Invasive lumbar fusion device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420826499.7U CN204468348U (en) | 2014-12-22 | 2014-12-22 | A kind of personalized 3D prints polythene material Invasive lumbar fusion device |
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| CN204468348U true CN204468348U (en) | 2015-07-15 |
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| CN201420826499.7U Expired - Fee Related CN204468348U (en) | 2014-12-22 | 2014-12-22 | A kind of personalized 3D prints polythene material Invasive lumbar fusion device |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107823716A (en) * | 2017-10-31 | 2018-03-23 | 上海纳米技术及应用国家工程研究中心有限公司 | Preparation method of 3D printing Invasive lumbar fusion device composite and products thereof and application |
| US10675158B2 (en) | 2015-12-16 | 2020-06-09 | Nuvasive, Inc. | Porous spinal fusion implant |
| CN112236103A (en) * | 2018-06-12 | 2021-01-15 | 3C公司 | Bead for orthodontic treatment |
| US10902944B1 (en) | 2020-01-06 | 2021-01-26 | Carlsmed, Inc. | Patient-specific medical procedures and devices, and associated systems and methods |
| US11083586B2 (en) | 2017-12-04 | 2021-08-10 | Carlsmed, Inc. | Systems and methods for multi-planar orthopedic alignment |
| US11112770B2 (en) | 2017-11-09 | 2021-09-07 | Carlsmed, Inc. | Systems and methods for assisting a surgeon and producing patient-specific medical devices |
| US11166764B2 (en) | 2017-07-27 | 2021-11-09 | Carlsmed, Inc. | Systems and methods for assisting and augmenting surgical procedures |
| US11376076B2 (en) | 2020-01-06 | 2022-07-05 | Carlsmed, Inc. | Patient-specific medical systems, devices, and methods |
| USD958151S1 (en) | 2018-07-30 | 2022-07-19 | Carlsmed, Inc. | Display screen with a graphical user interface for surgical planning |
| US11432943B2 (en) | 2018-03-14 | 2022-09-06 | Carlsmed, Inc. | Systems and methods for orthopedic implant fixation |
| US11439514B2 (en) | 2018-04-16 | 2022-09-13 | Carlsmed, Inc. | Systems and methods for orthopedic implant fixation |
| US11443838B1 (en) | 2022-02-23 | 2022-09-13 | Carlsmed, Inc. | Non-fungible token systems and methods for storing and accessing healthcare data |
| US11696833B2 (en) | 2018-09-12 | 2023-07-11 | Carlsmed, Inc. | Systems and methods for orthopedic implants |
| US11793577B1 (en) | 2023-01-27 | 2023-10-24 | Carlsmed, Inc. | Techniques to map three-dimensional human anatomy data to two-dimensional human anatomy data |
| US11806241B1 (en) | 2022-09-22 | 2023-11-07 | Carlsmed, Inc. | System for manufacturing and pre-operative inspecting of patient-specific implants |
-
2014
- 2014-12-22 CN CN201420826499.7U patent/CN204468348U/en not_active Expired - Fee Related
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10675158B2 (en) | 2015-12-16 | 2020-06-09 | Nuvasive, Inc. | Porous spinal fusion implant |
| US11660203B2 (en) | 2015-12-16 | 2023-05-30 | Nuvasive, Inc. | Porous spinal fusion implant |
| US11857264B2 (en) | 2017-07-27 | 2024-01-02 | Carlsmed, Inc. | Systems and methods for physician designed surgical procedures |
| US11166764B2 (en) | 2017-07-27 | 2021-11-09 | Carlsmed, Inc. | Systems and methods for assisting and augmenting surgical procedures |
| US11497559B1 (en) | 2017-07-27 | 2022-11-15 | Carlsmed, Inc. | Systems and methods for physician designed surgical procedures |
| CN107823716A (en) * | 2017-10-31 | 2018-03-23 | 上海纳米技术及应用国家工程研究中心有限公司 | Preparation method of 3D printing Invasive lumbar fusion device composite and products thereof and application |
| US11112770B2 (en) | 2017-11-09 | 2021-09-07 | Carlsmed, Inc. | Systems and methods for assisting a surgeon and producing patient-specific medical devices |
| US11083586B2 (en) | 2017-12-04 | 2021-08-10 | Carlsmed, Inc. | Systems and methods for multi-planar orthopedic alignment |
| US11432943B2 (en) | 2018-03-14 | 2022-09-06 | Carlsmed, Inc. | Systems and methods for orthopedic implant fixation |
| US11439514B2 (en) | 2018-04-16 | 2022-09-13 | Carlsmed, Inc. | Systems and methods for orthopedic implant fixation |
| CN112236103A (en) * | 2018-06-12 | 2021-01-15 | 3C公司 | Bead for orthodontic treatment |
| USD958151S1 (en) | 2018-07-30 | 2022-07-19 | Carlsmed, Inc. | Display screen with a graphical user interface for surgical planning |
| US11696833B2 (en) | 2018-09-12 | 2023-07-11 | Carlsmed, Inc. | Systems and methods for orthopedic implants |
| US11717412B2 (en) | 2018-09-12 | 2023-08-08 | Carlsmed, Inc. | Systems and methods for orthopedic implants |
| US11376076B2 (en) | 2020-01-06 | 2022-07-05 | Carlsmed, Inc. | Patient-specific medical systems, devices, and methods |
| US10902944B1 (en) | 2020-01-06 | 2021-01-26 | Carlsmed, Inc. | Patient-specific medical procedures and devices, and associated systems and methods |
| US11678938B2 (en) | 2020-01-06 | 2023-06-20 | Carlsmed, Inc. | Patient-specific medical systems, devices, and methods |
| US11854683B2 (en) | 2020-01-06 | 2023-12-26 | Carlsmed, Inc. | Patient-specific medical procedures and devices, and associated systems and methods |
| US11443838B1 (en) | 2022-02-23 | 2022-09-13 | Carlsmed, Inc. | Non-fungible token systems and methods for storing and accessing healthcare data |
| US11806241B1 (en) | 2022-09-22 | 2023-11-07 | Carlsmed, Inc. | System for manufacturing and pre-operative inspecting of patient-specific implants |
| US11793577B1 (en) | 2023-01-27 | 2023-10-24 | Carlsmed, Inc. | Techniques to map three-dimensional human anatomy data to two-dimensional human anatomy data |
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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 |
Granted publication date: 20150715 Termination date: 20181222 |
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| CF01 | Termination of patent right due to non-payment of annual fee |