CN2910154Y - Built-in 3-focus traction osteoblastic means of mandible - Google Patents
Built-in 3-focus traction osteoblastic means of mandible Download PDFInfo
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- CN2910154Y CN2910154Y CN 200620042414 CN200620042414U CN2910154Y CN 2910154 Y CN2910154 Y CN 2910154Y CN 200620042414 CN200620042414 CN 200620042414 CN 200620042414 U CN200620042414 U CN 200620042414U CN 2910154 Y CN2910154 Y CN 2910154Y
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Abstract
The utility model discloses a built-in 3-focus traction osteoblastic means of mandible with simple structure, which comprises a guide track with radian in the middle, a left screw, a left reed, a left traction arm, a left forward fixing arm, a left back fixing arm, a left activity block, a left force-addition bar, a right screw, a right reed, a right traction arm, a right front fixing arm, a right back fixing arm, a right activity block, a right force-addition bar, wherein the left screw, the left reed, the left traction arm, the left forward fixing arm, the left back fixing arm, the left activity block and the left force-addition bar form the left tractor, and the right screw, the right reed, the right traction arm, the right front fixing arm, the right back fixing arm, the right activity block and the right force-addition bar form the right tractor. The built-in-3-focus traction osteoblastic means of mandible can not only be completely buried in the mouth, but also do the curved traction, and can also be used for bone fixation after traction, and is suitable for the 3-focus traction osteoblastic method.
Description
Technical field
This utility model relates to the anterior damaged device of a kind of functional reconstruction mandibular bone, particularly built-in three focus mandibular distraction osteogenesis devices.
Background technology
The distraction osteogenesis art also claims the distraction osteogenesis art, is to cut the back at bone to use the specific gradual tractive of machinery from disconnected bone section, and it cuts in gap constantly new osteosis, thereby reaches the purpose that osseous tissue prolongs and a kind of technology that forms.The application model of distraction osteogenesis art can be single focus, bifocus and three focuses.Single focus distraction osteogenesis art is generally used for bone and prolongs, and bifocus and three focuses then are used for the damaged reconstruction of bone more.Three focus distraction osteogenesis arts then require respectively to make a bone transfer dish that has soft tissue at the breach of both sides, simultaneously to central mobile, the cambium in traction gap and transmit basin with to the callus of side group bone connecting portion mineralising gradually, form freshman bone tissue and bone fusion, it is faster to make that new bone formation gets, be original twice, this method has the mandibular bone chin portion of certain radian damaged for reparation, and important help is arranged.
The distraction osteogenesis art mainly is a kind of method from body bone lengthening, finishing of it is accompanied by the generation that bone is repaired crust, callus pressurized and elongation, because the elongation of callus, new bone has also formed, and new bone is after forming, and can the image drift bone grafting there be the risk of absorption like that in body yet, can to patient's body rejection not arranged as the titanium net yet.This technology have other repairing bone defect technology incomparable advantage, so distraction osteogenesis art development in recent years is very fast, paid attention to by the clinicist gradually.The anterior damaged bone object that is distracted into of at present domestic and international existing mandible reconstruction, great majority are applicable to collinear bone traction, be applicable to that the anterior arciform damaged traction apparatus of mandibular bone does not then have substantially, and of the prior art be distracted into bone object also exist narrow such as the scope of application, apparatus can not be fully embedded within the oral cavity, also very expensive or the like this a series of problem of apparatus structure complexity, price, has limited the development of this technology.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of built-in three focus mandibular distraction osteogenesis devices simple in structure, these built-in three focus mandibular distraction osteogenesis devices can not only be fully embedded within the oral cavity, and can accomplish curve traction, can also after traction finishes, make the bone fixed-purpose.
For solving the problems of the technologies described above, this utility model is by the following technical solutions: a kind of built-in three focus mandibular distraction osteogenesis devices, comprise that interlude has the guide rail of radian, left side screw rod, left side reed, left side draft arm, left front fixed arm, left back fixed arm, left side movable block, left side boosting-rod, right screw rod, right reed, right draft arm, right front fixed arm, right back fixed arm, right movable block, right boosting-rod, left front fixed arm and left back fixed arm are separately fixed at the left side of guide rail, the two ends of left side screw rod are rotatably mounted to respectively on left front fixed arm and the left back fixed arm, left side draft arm and left movable block are slidably mounted in the left side of guide rail respectively, left side draft arm is positioned at the right of left front fixed arm, left side movable block is between left front fixed arm and left back fixed arm, left side movable block is provided with the internal thread hole that is meshed with the external screw thread of left screw rod, left side reed passes left front fixed arm, the two ends of left side reed are separately fixed on left draft arm and the left movable block, left side boosting-rod is connected with the front end of left screw rod, right front fixed arm and right back fixed arm are separately fixed at the right side of guide rail, the two ends of right screw rod are rotatably mounted to respectively on right front fixed arm and the right back fixed arm, right draft arm and right movable block are slidably mounted in the right side of guide rail respectively, right draft arm is positioned at the left side of right front fixed arm, right movable block is between right front fixed arm and right back fixed arm, right movable block is provided with the internal thread hole that is meshed with the external screw thread of right screw rod, right reed passes right front fixed arm, the two ends of right reed are separately fixed on right draft arm and the right movable block, and right boosting-rod is connected with the front end of right screw rod.
The beneficial effect of the built-in three focus mandibular distraction osteogenesis devices of this utility model is: simple in structure, easy to operate; Can be fully embedded within the oral cavity, it is little to infect probability; Can accomplish curve traction, be suitable for three focus distraction osteogenesis arts, therapeutic effect is good, can shorten patient's treatment cycle, cost saving; The built-in three focus mandibular distraction osteogenesis devices of this utility model have good prospects for application.
The utility model will be further described below in conjunction with the drawings and specific embodiments.
Description of drawings
Fig. 1 is the population structure schematic front view of a kind of embodiment of the built-in three focus mandibular distraction osteogenesis devices of this utility model.
Fig. 2 is the structural representation upward view of the stretching state of built-in three focus mandibular distraction osteogenesis device guide rails among Fig. 1.
Fig. 3 is the structural representation front view of left draft arm among Fig. 1.
Fig. 4 is the upward view of left draft arm among Fig. 3.
Fig. 5 is the left view of left draft arm among Fig. 3.
Fig. 6 is the structural representation front view of left front fixed arm among Fig. 1.
Fig. 7 is the upward view of left front fixed arm among Fig. 6.
Fig. 8 is the left view of left front fixed arm among Fig. 6.
Fig. 9 is the structural representation front view of left movable block among Fig. 1.
Figure 10 is the upward view of left movable block among Fig. 3.
Figure 11 is the left view of left movable block among Fig. 3.
Figure 12 is the structural representation front view of left back fixed arm among Fig. 1.
Figure 13 is the upward view of left back fixed arm among Figure 12.
Figure 14 is the left view of left back fixed arm among Figure 12.
The specific embodiment
Extremely shown in Figure 14 as Fig. 1, a kind of embodiment of the built-in three focus mandibular distraction osteogenesis devices of this utility model, comprise that interlude has the guide rail 1 of radian, left side screw rod 5, left side reed 8, left side draft arm 9, left front fixed arm 7, left back fixed arm 4, left side movable block 6, left side boosting-rod 2, right screw rod 14, right reed 11, right draft arm 10, right front fixed arm 12, right back fixed arm 15, right movable block 13, right boosting-rod 16, left front fixed arm 7 and left back fixed arm 4 are separately fixed at the left side of guide rail 1, the two ends of left side screw rod 5 are rotatably mounted to respectively on left front fixed arm 7 and the left back fixed arm 4, left side draft arm 9 and left movable block 6 are slidably mounted in the left side of guide rail 1 respectively, left side draft arm 9 is positioned at the right of left front fixed arm 7, left side movable block 6 is between left front fixed arm 7 and left back fixed arm 4, left side movable block 6 is provided with the internal thread hole 17 that is meshed with the external screw thread of left screw rod 5, left side reed 8 passes left front fixed arm 7, the two ends of left side reed 8 are separately fixed on left draft arm 9 and the left movable block 6, left side boosting-rod 2 is connected with the front end of left screw rod 5, right front fixed arm 12 and right back fixed arm 15 are separately fixed at the right side of guide rail 1, the two ends of right screw rod 14 are rotatably mounted to respectively on right front fixed arm 12 and the right back fixed arm 15, right draft arm 10 and right movable block 13 are slidably mounted in the right side of guide rail 1 respectively, right draft arm 10 is positioned at the left side of right front fixed arm 12, right movable block 13 is between right front fixed arm 12 and right back fixed arm 15, right movable block 13 is provided with the internal thread hole that is meshed with the external screw thread of right screw rod 14, right reed 11 passes right front fixed arm 12, the two ends of right reed 11 are separately fixed on right draft arm 10 and the right movable block 13, and right boosting-rod 16 is connected with the front end of right screw rod 14.For the operation of being more convenient for, described left boosting-rod 2 can be connected with the front end of left screw rod 5 by universal drive shaft 3, and in like manner, right boosting-rod 16 also can be connected with the front end of right screw rod 14 by universal drive shaft 3.
Operation principle of the present utility model is: in surgical operation, according to the forward arc of patient's mandibular bone, the radian of guide rail 1 can be readjusted, to adapt to the forward profile of its mandibular bone, in art, after blocking the forward bow-shaped structural of mandibular bone, 1～1.5cm place in both sides bone stump far away, row " cortical bone otomy ", keep bone marrow matter, produce two side seam transfer dish, left side draft arm 9 and right draft arm 10 are fixed on the two side seam transfer dish by screw respectively, and left front fixed arm 7, left back fixed arm 4, right front fixed arm 12, right back fixed arm 15 is separately fixed at the mandibular bone body, can drive left screw rod 5 rotations by rotating left boosting-rod 2, left side screw rod 5 drive left movable block 6 along guide rail 1 to front slide, by left reed 8, left side draft arm 9 also and then the slip of movable block 6 and along guide rail 1 to front slide, promptly slide to central authorities, thereby drive the bone transfer dish to central mobile, in like manner, can drive right screw rod 14 rotations by rotating right boosting-rod 16, right screw rod 14 drive right movable block 13 along guide rail 1 to front slide, by right reed 11, right draft arm 10 is also followed the slip of movable block 13 and is slided to central authorities along guide rail 1, thereby drive another side seam transfer dish simultaneously to central mobile, realize three focus distraction osteogenesis arts.By measuring the flight pitch of left screw rod 5 or right screw rod 14, can know that screw rod whenever turns around, the distance that the bone transfer dish increases is a steady state value, left side boosting- rod 2 and 16 transdermals of right boosting-rod place outside the oral cavity, make things convenient for medical personnel's afterburning and daily nursing, after reinforcing was finished, this device can also continue to be placed in the patient oral cavity to be fixed as bone.
Claims (2)
1, a kind of built-in three focus mandibular distraction osteogenesis devices, it is characterized in that: comprise that interlude has the guide rail of radian (1), left side screw rod (5), left side reed (8), left side draft arm (9), left front fixed arm (7), left back fixed arm (4), left side movable block (6), left side boosting-rod (2), right screw rod (14), right reed (11), right draft arm (10), right front fixed arm (12), right back fixed arm (15), right movable block (13), right boosting-rod (16), left front fixed arm (7) and left back fixed arm (4) are separately fixed at the left side of guide rail (1), the two ends of left side screw rod (5) are rotatably mounted to respectively on left front fixed arm (7) and the left back fixed arm (4), left side draft arm (9) and left movable block (6) are slidably mounted in the left side of guide rail (1) respectively, left side draft arm (9) is positioned at the right of left front fixed arm (7), left side movable block (6) is positioned between left front fixed arm (7) and the left back fixed arm (4), left side movable block (6) is provided with the internal thread hole (17) that is meshed with the external screw thread of left screw rod (5), left side reed (8) passes left front fixed arm (7), the two ends of left side reed (8) are separately fixed on left draft arm (9) and the left movable block (6), left side boosting-rod (2) is connected with the front end of left screw rod (5), right front fixed arm (12) and right back fixed arm (15) are separately fixed at the right side of guide rail (1), the two ends of right screw rod (14) are rotatably mounted to respectively on right front fixed arm (12) and the right back fixed arm (15), right draft arm (10) and right movable block (13) are slidably mounted in the right side of guide rail (1) respectively, right draft arm (10) is positioned at the left side of right front fixed arm (12), right movable block (13) is positioned between right front fixed arm (12) and the right back fixed arm (15), right movable block (13) is provided with the internal thread hole that is meshed with the external screw thread of right screw rod (14), right reed (11) passes right front fixed arm (12), the two ends of right reed (11) are separately fixed on right draft arm (10) and the right movable block (13), and right boosting-rod (16) is connected with the front end of right screw rod (14).
2, built-in three focus mandibular distraction osteogenesis devices according to claim 1, it is characterized in that: described left boosting-rod (2) is connected with the front end of left screw rod (5) by universal drive shaft (3), and right boosting-rod (16) is connected with the front end of right screw rod (14) by universal drive shaft (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620042414 CN2910154Y (en) | 2006-06-03 | 2006-06-03 | Built-in 3-focus traction osteoblastic means of mandible |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620042414 CN2910154Y (en) | 2006-06-03 | 2006-06-03 | Built-in 3-focus traction osteoblastic means of mandible |
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| Publication Number | Publication Date |
|---|---|
| CN2910154Y true CN2910154Y (en) | 2007-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620042414 Expired - Fee Related CN2910154Y (en) | 2006-06-03 | 2006-06-03 | Built-in 3-focus traction osteoblastic means of mandible |
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| CN (1) | CN2910154Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101569553B (en) * | 2008-04-29 | 2011-04-27 | 上海交通大学医学院附属第九人民医院 | Built-in orbital orient curved surface traction ossification device |
| CN104546091A (en) * | 2014-12-25 | 2015-04-29 | 刘遵望 | Wire-type stretching bone formation device for lower jaw chin |
| CN104586481A (en) * | 2015-01-30 | 2015-05-06 | 中国人民解放军第306医院 | Internal arced distractor |
| CN104644252A (en) * | 2015-02-02 | 2015-05-27 | 中国人民解放军第306医院 | Sectional type arc-shaped distraction osteogenesis device |
-
2006
- 2006-06-03 CN CN 200620042414 patent/CN2910154Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101569553B (en) * | 2008-04-29 | 2011-04-27 | 上海交通大学医学院附属第九人民医院 | Built-in orbital orient curved surface traction ossification device |
| CN104546091A (en) * | 2014-12-25 | 2015-04-29 | 刘遵望 | Wire-type stretching bone formation device for lower jaw chin |
| CN104586481A (en) * | 2015-01-30 | 2015-05-06 | 中国人民解放军第306医院 | Internal arced distractor |
| CN104586481B (en) * | 2015-01-30 | 2017-03-08 | 中国人民解放军第306医院 | A kind of built-in arc-shaped distraction device |
| CN104644252A (en) * | 2015-02-02 | 2015-05-27 | 中国人民解放军第306医院 | Sectional type arc-shaped distraction osteogenesis device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070613 |