CN214966469U - Bridge-spanning type external fixing support for hands and feet - Google Patents
Bridge-spanning type external fixing support for hands and feet Download PDFInfo
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- CN214966469U CN214966469U CN202121072851.9U CN202121072851U CN214966469U CN 214966469 U CN214966469 U CN 214966469U CN 202121072851 U CN202121072851 U CN 202121072851U CN 214966469 U CN214966469 U CN 214966469U
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Abstract
The utility model belongs to the technical field of medical instrument and specifically relates to a bridge-spanning type hands and feet external fixation frame, including support body and accommodate the lead screw, it establishes universal fixed block to go back the cover on the accommodate the lead screw, universal fixed block one end and lock nut threaded connection and card go into between this internal two connecting rods of support, and universal lock nut one, universal axle, universal lock nut two and universal head are connected gradually to the other end, universal ball head of threaded connection is distinguished at the universal axle both ends, 2 universal ball head imbeds respectively and connects in universal lock nut one, universal lock nut two, universal head upper end is equipped with needle punch combination three, the side is equipped with spicule lock nut three. The utility model is suitable for an it is fixed that adjacent two sections brothers skeleton is orthopedic and the fracture, and accommodate the lead screw and spicule lock nut extend and pressurize to universal head position and direction can be adjusted and lock through universal lock nut and cardan shaft, compact structure, and the flexibility is good, reliable and stable.
Description
Technical Field
The utility model relates to the field of medical equipment, especially, relate to a bridge-spanning type hands and feet external fixation frame.
Background
At present, the types of domestic external fixing supports for hands and feet are many, and the fixing supports mainly comprise two types: the combined type single-arm type fixing support has the advantages that the combined type single-arm type fixing support is complex in structure, is inconvenient to use and then is simple and compact in structure, can be used for correcting and fixing one or more bones of hands and feet, is not high in flexibility during working, is not good in fixing effect, and is less in correction and fracture fixation of two adjacent bones of hands and feet.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving above-mentioned defect, provide a bridge-spanning type hands and feet external fixation frame, the cover has been established universal fixed block on accommodate the lead screw, the external fixed establishment of constituteing including universal lock nut, universal shaft and universal head has been connected on the universal fixed block.
In order to overcome the defect that exists among the background art, the utility model provides a technical scheme that its technical problem adopted is: the utility model provides a stride bridge formula brothers external fixation frame, includes the support body, connect accommodate the lead screw on the support body, accommodate the lead screw and support body afterbody junction fixed screw rod seat, accommodate the lead screw is gone up the cover and is established the sliding block, it establishes universal fixed block still to overlap on the accommodate the lead screw, universal fixed block one end and lock nut threaded connection and card go into between this internal two connecting rods of support, and universal lock nut one, universal axle, universal lock nut two and universal head are connected gradually to the other end, universal ball head of threaded connection is distinguished at the universal axle both ends, 2 universal ball head imbeds respectively and connects in universal lock nut one, universal lock nut two, universal head upper end is equipped with needle hole group three, the side is equipped with spicule lock nut three.
The upper end face of the head of the support body is provided with a first needle hole group, the side face of the head of the support body is provided with a first bone needle locking nut, the upper end face of the sliding block is provided with a first needle hole group, the side face of the sliding block is provided with a second bone needle locking nut, the first needle hole group and the second needle hole group are on the same plane, and the first bone needle locking nut and the second bone needle locking nut are on the same plane.
The universal locking nut I and the universal locking nut II are internally provided with stepped structures.
The bracket body is of a structure with hollow two sides and a stepped groove in the middle.
The bone needle locking nut I, the bone needle locking nut II and the bone needle locking nut III are of structures with external threads.
The utility model has the advantages that: the universal head adjusting device is suitable for hand and foot skeleton correction and fracture fixation of two adjacent sections, the adjusting screw rod and the spicule locking nut extend and pressurize, the position and the direction of the universal head can be adjusted and locked through the universal locking nut and the universal shaft, the structure is compact, stable and reliable, and the flexibility is good.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a schematic structural view of the present invention;
the universal locking device comprises a support body 1, an adjusting screw rod 2, a spicule locking nut I3-1, a spicule locking nut II 3-3, a spicule locking nut III 4, a sliding block 5, a screw rod seat 6-1, a needle hole group I6-2, a needle hole group II 6-3, a needle hole group III 7, a connecting rod 8, a locking nut 9, a universal fixing block 10-1, a universal locking nut I10-2, a universal locking nut II 11, a universal shaft 12, a universal ball head 13 and a universal head.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The embodiments of the basic utility model, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.
According to the figure 1, a bridge-spanning type external fixing bracket for hands and feet comprises a bracket body 1, wherein an adjusting screw rod 2 is connected to the bracket body 1, a screw rod seat 5 is fixed at the tail connecting part of the adjusting screw rod 2 and the bracket body 1, a sliding block 4 is sleeved on the adjusting screw rod 2, a universal fixing block 9 is further sleeved on the adjusting screw rod 2, one end of the universal fixing block 9 and a locking nut 8 are in threaded connection and clamped between two connecting rods 7 in the bracket body 1, the other end of the universal fixing block is sequentially connected with a universal locking nut I10-1, a universal shaft 11, a universal locking nut II 10-2 and a universal head 13, two ends of the universal shaft 11 are respectively in threaded connection with a universal ball head 12, 2 universal ball heads 12 are respectively embedded and connected into the universal locking nut I10-1 and the universal locking nut II 10-2, and the upper end of the universal head 13 is provided with a pin hole group III 6-3, The side end is provided with a spicule locking nut III 3-3, by adopting the structure, the universal shaft 11, the universal locking nut I10-1 and the universal locking nut II 10-2 can realize flexible movement and locking, and the universal fixing block 9 can realize axial movement.
The upper end face of the head of the support body 1 is provided with a needle hole group II 6-2, the side face of the head of the support body is provided with a bone needle locking nut I3-1, the upper end face of the sliding block 4 is provided with a needle hole group I6-1, the side face of the sliding block is provided with a bone needle locking nut II 3-2, the needle hole group II 6-2 and the needle hole group I6-1 are in the same plane, and the bone needle locking nut I3-1 and the bone needle locking nut II 3-2 are in the same plane.
The first universal locking nut 10-1 and the second universal locking nut 10-2 are internally provided with stepped structures, and the universal ball head 12 is locked and fixed by adopting the structures.
The support body 1 is hollow on two sides, and a stepped groove structure is arranged in the middle of the support body, so that the sliding block 4 and the universal fixing block 9 can move axially conveniently.
The spicule locking nut I3-1, the spicule locking nut II 3-2 and the spicule locking nut III 3-3 are of external threads, and by adopting the structure, the structure can be more compact.
The working principle is as follows: in the using process, a bone needle penetrates through the first needle hole group 6-1, the second needle hole group 6-2 and the third needle hole group 6-3, the position of the sliding block 4 is adjusted through the adjusting screw rod 2, the bone needle is fixed on a bone after reaching the position to be fixed, the first bone needle locking nut 3-1, the second bone needle locking nut 3-2 and the third bone needle locking nut 3-3 are adjusted to lock the bone needle, finally, the screw rod 2 can be adjusted to lock and pressurize, the universal fixing block 9 is locked through the adjusting locking nut 8 and cannot move, the universal locking nut 10-2 and the first universal locking nut 10-1 are screwed to lock the universal shaft 11, the fixing support can be used for correcting and fixing the bones of hands and feet under various conditions, and the healing effect can be greatly improved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a stride bridge formula brothers external fixation support, includes support body (1), connect accommodate the lead screw (2) on support body (1), accommodate the lead screw (2) and support body (1) afterbody junction fixed screw seat (5), slide block (4) are established to the cover on accommodate the lead screw (2), characterized by, it establishes universal fixed block (9) still to overlap on accommodate the lead screw (2), universal fixed block (9) one end and lock nut (8) threaded connection and card are gone into in support body (1) between two connecting rods (7), and the other end connects gradually universal lock nut one (10-1), universal shaft (11), universal lock nut two (10-2) and universal head (13), universal shaft (11) both ends are universal bulb (12) of threaded connection respectively, 2 universal bulb (12) imbed respectively and connect in universal lock nut one (10-1), In the universal locking nut II (10-2), the upper end of the universal head (13) is provided with a needle hole group III (6-3), and the side end is provided with a spicule locking nut III (3-3).
2. The straddle-type external extremity fixing bracket according to claim 1, wherein: the upper end face of the head of the support body (1) is provided with a needle hole group II (6-2), the side face of the head of the support body is provided with a spicule locking nut I (3-1), the upper end face of the sliding block (4) is provided with the needle hole group I (6-1), the side face of the sliding block is provided with the spicule locking nut II (3-2), the needle hole group II (6-2) and the needle hole group I (6-1) are on the same plane, and the spicule locking nut I (3-1) and the spicule locking nut II (3-2) are on the same plane.
3. The straddle-type external extremity fixing bracket according to claim 1, wherein: the universal locking nut I (10-1) and the universal locking nut II (10-2) are internally provided with stepped structures.
4. The straddle-type external extremity fixing bracket according to claim 1, wherein: the bracket body (1) is of a structure with hollow two sides and a stepped groove in the middle.
5. The straddle-type external extremity fixing bracket as recited in claim 2, wherein: the spicule locking nut I (3-1), the spicule locking nut II (3-2) and the spicule locking nut III (3-3) adopt structures with external threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121072851.9U CN214966469U (en) | 2021-05-19 | 2021-05-19 | Bridge-spanning type external fixing support for hands and feet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121072851.9U CN214966469U (en) | 2021-05-19 | 2021-05-19 | Bridge-spanning type external fixing support for hands and feet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214966469U true CN214966469U (en) | 2021-12-03 |
Family
ID=79132692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121072851.9U Active CN214966469U (en) | 2021-05-19 | 2021-05-19 | Bridge-spanning type external fixing support for hands and feet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214966469U (en) |
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2021
- 2021-05-19 CN CN202121072851.9U patent/CN214966469U/en active Active
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