CN204394656U - A kind of universal pressure extending device - Google Patents
A kind of universal pressure extending device Download PDFInfo
- Publication number
- CN204394656U CN204394656U CN201520016444.4U CN201520016444U CN204394656U CN 204394656 U CN204394656 U CN 204394656U CN 201520016444 U CN201520016444 U CN 201520016444U CN 204394656 U CN204394656 U CN 204394656U
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- locking jaw
- extension rod
- directional ball
- universal
- adjusting device
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Abstract
The utility model discloses a kind of universal pressure extending device, comprise extension rod, be arranged at the universal adjusting device at extension rod two ends and be arranged at the bolt at its two ends, extension rod is provided with graduation apparatus, universal adjusting device comprises tightening cover, locking jaw and multi-directional ball successively, multi-directional ball is arranged in locking jaw, locking jaw is arranged in tightening cover, by rotational lock cover locking locking jaw so that make locking jaw lock multi-directional ball, locking jaw is provided with the screw thread matched with bolt, bolt is fixed on ring on by gapless for universal adjusting device by screwing in screw thread; Extension rod is also provided with a swivel head, and swivel head regulates elongating or shortening of extension rod.By cooperatively interacting of tightening cover, locking jaw and multi-directional ball, make it both can realize multi-directional ball and regulate at any angle, gap can be eliminated after locking again, make it more stable, firm, reliable, be conducive to the healing of skeleton; Because the degree of regulation of its swivel head is improved, realize more accurate, regulate accurately.
Description
Technical field
This utility model relates to medical extenal fixation adjusting device application, particularly the universal pressure extending device of one.
Background technology
At present, now universal pressure extending device in the art, in order to the adjustment of universal angle can be realized, the structure of usual employing bolt-locking universal coupling, but, even if after the two locking, still gap is had between this universal pressure extending device and ring, universal pressure extending device still there will be and rocks, rotate, the phenomenons such as dislocation or displacement, and the axle of universal coupling self, gap between pin is also larger, and without locking function, if this is had the universal pressure extending device in gap for patient body, patient body is then caused to be in a kind of labile state all the time, be unfavorable for the healing of skeleton, even can affect the treatment, do not reach the effect of recovery.Meanwhile, the precision that existing universal pressure extending device regulates at every turn is often higher than 1mm, and it is unfavorable for some adjustments needing more precision, and its scope of application is very restricted.
Utility model content
For solving Problems existing in above-mentioned background technology, the purpose of this utility model is to provide a kind of universal pressure extending device, makes it both can regulate by universal angle, eliminate gap again, and improve the object of degree of regulation to reach.
For achieving the above object, the technical solution of the utility model is as follows:
A kind of universal pressure extending device, comprise extension rod, be arranged at the universal adjusting device at described extension rod two ends and be arranged at the bolt at described universal adjusting device two ends, described extension rod is provided with graduation apparatus, described universal adjusting device comprises tightening cover successively, locking jaw and multi-directional ball, described multi-directional ball is arranged in described locking jaw, described locking jaw is arranged in described tightening cover, lock described locking jaw by rotating described tightening cover and then make locking jaw lock described multi-directional ball, described locking jaw is provided with the screw thread matched with described bolt, described bolt is fixed on ring on by gapless for described universal adjusting device by screwing in screw thread, described extension rod is also provided with a swivel head, and described swivel head regulates elongating or shortening of described extension rod.
Preferably, described locking jaw is also provided with a reinforcement pad.
Pass through technique scheme, the universal pressure extending device of the one that this utility model provides, by cooperatively interacting of tightening cover, locking jaw and multi-directional ball, make it both can realize multi-directional ball to regulate at any angle, gap can be eliminated after locking again, avoid occur rocking, the appearance of the phenomenon such as displacement, make that it is more stable, firmly, reliable, be conducive to the healing of skeleton, make it reach desirable recovery effects; Because the degree of regulation of its swivel head is improved, therefore achieve more accurate, regulate accurately, its scope of application is more extensive.
Accompanying drawing explanation
In order to be illustrated more clearly in this utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below.
Fig. 1 is the structural representation of a kind of universal pressure extending device disclosed in this utility model embodiment.
In figure:
1, extension rod 2, universal adjusting device 3, bolt
4, graduation apparatus 5, tightening cover 6, locking jaw
7, multi-directional ball 8, reinforcement pad 9, swivel head
10, spanner screens
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described.
The universal pressure extending device of the one that this utility model provides, as shown in Figure 1, comprise extension rod 1, be arranged at the universal adjusting device 2 at extension rod 1 two ends and be arranged at the bolt 3 at universal adjusting device 2 two ends, extension rod 1 is provided with graduation apparatus 4, universal adjusting device 2 comprises tightening cover 5 successively, locking jaw 6 and multi-directional ball 7, multi-directional ball 7 is arranged in locking jaw 6, locking jaw 6 is arranged in tightening cover 5, lock locking jaw 6 by rotational lock lid 5 and then make locking jaw 6 lock multi-directional ball 7, locking jaw 6 is provided with the screw thread matched with bolt 3, bolt 3 is fixed on ring on by gapless for universal adjusting device 2 by screwing in screw thread, locking jaw 6 is also provided with a reinforcement pad 8, strengthen pad 8 at bolt 3 by unlikely destroyed in order to protection ring during gapless for universal adjusting device 2 being fixed on ring, extension rod 1 is also provided with a swivel head 9, swivel head 9 regulates elongating or shortening of extension rod, its range of accommodation is generally 4 deciles or 6 deciles of a circle, induction slot fit swivel head 9 is regulated by increasing in extension rod 1 or reducing, and then realize the adjustment induction of 4 deciles of a circle or 6 deciles, or more the adjustment induction of degree of regulation.
Tightening cover 5 is provided with spanner screens 10, first manual adjustments tightening cover 5, tightening cover 5 is made to keep a grip on locking jaw 6, locking jaw 6 is avoided to have the leeway of opening, locking jaw 6 is skidded off to prevent multi-directional ball 7, locking jaw 6 and multi-directional ball 7 contacting gently can be made simultaneously, so both can eliminate the gap of locking jaw 6 and multi-directional ball 7, do not affect again multi-directional ball 7 to regulate at any angle, after being adjusted to desired position, with spanner locking tightening cover 5, locking jaw 6 is made tightly to pin multi-directional ball 7, reach locking effect, whole pressure extending bar is formed be integrated, gapless, make it more stable, firmly, reliably, knochenbruch is allowed to be issued to desirable therapeutic effect at a stable environment.
A kind of universal pressure extending device disclosed in this utility model, by cooperatively interacting of tightening cover, locking jaw and multi-directional ball, make it both can realize multi-directional ball to regulate at any angle, gap can be eliminated again after locking, avoid occur rocking, the appearance of the phenomenon such as displacement, make it more stable, firm, reliable, be conducive to the healing of skeleton, make it reach desirable recovery effects; Because the degree of regulation of its swivel head is improved, therefore achieve more accurate, regulate accurately, its scope of application is more extensive.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses this utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, this utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (2)
1. a universal pressure extending device, comprise extension rod, be arranged at the universal adjusting device at described extension rod two ends and be arranged at the bolt at described universal adjusting device two ends, described extension rod is provided with graduation apparatus, it is characterized in that, described universal adjusting device comprises tightening cover successively, locking jaw and multi-directional ball, described multi-directional ball is arranged in described locking jaw, described locking jaw is arranged in described tightening cover, lock described locking jaw by rotating described tightening cover and then make locking jaw lock described multi-directional ball, described locking jaw is provided with the screw thread matched with described bolt, described bolt is fixed on ring on by gapless for described universal adjusting device by screwing in screw thread, described extension rod is also provided with a swivel head, and described swivel head regulates elongating or shortening of described extension rod.
2. the universal pressure extending device of one according to claim 1, is characterized in that, described locking jaw is also provided with a reinforcement pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520016444.4U CN204394656U (en) | 2015-01-09 | 2015-01-09 | A kind of universal pressure extending device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520016444.4U CN204394656U (en) | 2015-01-09 | 2015-01-09 | A kind of universal pressure extending device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204394656U true CN204394656U (en) | 2015-06-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520016444.4U Active CN204394656U (en) | 2015-01-09 | 2015-01-09 | A kind of universal pressure extending device |
Country Status (1)
| Country | Link |
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| CN (1) | CN204394656U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105147382A (en) * | 2015-10-16 | 2015-12-16 | 哈尔滨邦美医疗科技有限公司 | Anatomical individualized dynamic physiological bone pressurizing, locking and setting plate |
| CN113456227A (en) * | 2021-08-05 | 2021-10-01 | 南京佗道医疗科技有限公司 | Image registration device |
-
2015
- 2015-01-09 CN CN201520016444.4U patent/CN204394656U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105147382A (en) * | 2015-10-16 | 2015-12-16 | 哈尔滨邦美医疗科技有限公司 | Anatomical individualized dynamic physiological bone pressurizing, locking and setting plate |
| CN113456227A (en) * | 2021-08-05 | 2021-10-01 | 南京佗道医疗科技有限公司 | Image registration device |
| CN113456227B (en) * | 2021-08-05 | 2024-02-02 | 佗道医疗科技有限公司 | Image registration device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |