CN212592367U - Portable external fixation frame strutting and pressurizing device - Google Patents
Portable external fixation frame strutting and pressurizing device Download PDFInfo
- Publication number
- CN212592367U CN212592367U CN202020304861.XU CN202020304861U CN212592367U CN 212592367 U CN212592367 U CN 212592367U CN 202020304861 U CN202020304861 U CN 202020304861U CN 212592367 U CN212592367 U CN 212592367U
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- threaded rod
- rod
- external fixation
- nut
- fixed
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- 230000000903 blocking effect Effects 0.000 claims description 5
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 10
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000399 orthopedic effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a portable external fixation frame struts and pressure device, include: the fixing seat, the first threaded rod, the nut, the driving rod, the rotating seat, the rotating ring, the fixing rod, the U-shaped clamping plate, the second threaded rod, the fixing plate and the driving piece; first threaded rod set up in on the fixing base, with first threaded rod assorted nut set up in on the first threaded rod, two the actuating lever set up in on the nut, two form between the actuating lever and hold the chamber, the utility model discloses on being fixed in the external fixation frame with U type splint, the chamber that holds of actuating lever inserts the external fixation frame, rotatory first threaded rod, first threaded rod passes through the nut and realizes actuating lever longitudinal displacement, can the accurate control strut or the pressor distance to realize the pressurization between the external fixation needle or strut the effect, but this device design is general in most external fixation frame connecting rod on the market, convenient operation, simple to use.
Description
Technical Field
The utility model relates to the field of medical technology, particularly, a portable external fixation frame struts and pressure device.
Background
The main application of the external fixator in orthopedics is mainly to fix fracture or deformity correction. The external fixing frame generally needs to be expanded or pressurized in use. But clinically, except for the special limb extension external frame, a special tool is lacked when the ordinary external frame needs to be pressurized or expanded, and the external frame depends on manual traction or pressurization. This commonly used method has the following drawbacks:
1. the traction force can not be controlled, and depends on the force of the operator;
2. the distance and effect of accurate distraction and pressurization cannot be realized;
3. the body position of the external fixing frame has special requirements in the traction process.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem in the prior art, for example, the utility model discloses a portable external fixation frame struts and pressure device, include: the fixing seat, the first threaded rod, the nut, the driving rod, the rotating seat, the rotating ring, the fixing rod, the U-shaped clamping plate, the second threaded rod, the fixing plate and the driving piece;
the first threaded rod is arranged on the fixed seat, the nut matched with the first threaded rod is arranged on the first threaded rod, the driving rods are arranged on the nut and are arranged in a containing cavity formed between the driving rods, the rotating seat is arranged on one side of the fixed seat and far away from the first threaded rod, the rotating ring is sleeved on the rotating seat, the fixed rod is arranged on the rotating ring, the U-shaped clamp plate is arranged on the fixed rod, a threaded hole is formed in one side wall surface of the U-shaped clamp plate, the second threaded rod penetrates through the threaded hole, the threaded hole is formed in the U-shaped clamp plate, the fixed plate is arranged on the second threaded rod and is located in the U-shaped clamp plate, and the driving piece is arranged on the rotating seat.
Preferably, the driving member is an outer quadrilateral or outer hexagonal universal screw tail.
Preferably, the thread length of the first threaded rod is 20-50mm, and the thread pitch is 2-5 mm.
Preferably, the thread length of the first threaded rod is 35mm, and the thread pitch is 3 mm.
Preferably, blocking pieces are arranged on two sides of the rotating seat and located on two sides of the rotating ring.
The utility model provides a portable external fixation frame struts and pressure device. The method has the following beneficial effects: on being fixed in the external fixation frame with U type splint, the chamber that holds of actuating lever inserts the external fixation frame, rotatory first threaded rod, and first threaded rod passes through the nut and realizes actuating lever longitudinal displacement, can the accurate control strut or pressor distance to realize the pressurization between the external fixation needle or strut the effect, this device design can be general in most external fixation frame connecting rod in the market, convenient operation, simple to use.
Drawings
FIG. 1 is a schematic structural view of the portable external fixation frame expanding and pressurizing device of the present invention;
fig. 2 is a schematic view of the structure of the portable external fixation frame expanding and pressurizing device of the present invention.
The attached drawings are as follows:
1. a fixed seat; 2. a first threaded rod, 3, a nut; 4. a drive rod; 5. a rotating seat; 6. a rotating ring; 7. fixing the rod; 8. a U-shaped splint; 9. a second threaded rod; 10. a fixing plate; 11. a drive member; 12. a baffle plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model discloses a specific embodiment provides a portable external fixation frame struts and pressure device, include: the device comprises a fixed seat 1, a first threaded rod 2, a nut 3, a driving rod 4, a rotating seat 5, a rotating ring 6, a fixed rod 7, a U-shaped clamping plate 8, a second threaded rod 9, a fixed plate 10 and a driving piece 11; the first threaded rod 2 is arranged on the fixed seat 1, a nut 3 matched with the first threaded rod 2 is arranged on the first threaded rod 2, the two driving rods 4 are arranged on the nut 3, a containing cavity is formed between the two driving rods 4, the rotating seat 5 is arranged on one side, away from the fixed seat 1, of the first threaded rod 2, the rotating ring 6 is sleeved on the rotating seat 5, the fixed rod 7 is arranged on the rotating ring 6, the U-shaped clamp plate 8 is arranged on the fixed rod 7, a threaded hole is formed in the wall surface of one side of the U-shaped clamp plate 8, the second threaded rod 9 penetrates through the threaded hole and is arranged in the U-shaped clamp plate 8, the fixed plate 10 is arranged on the second threaded rod 9 and is positioned in the U-shaped clamp plate 8, and the driving piece 11 is arranged on the rotating seat 5; the driving piece 11 is a universal screw tail with a quadrilateral or hexagonal outer shape; the length of the first threaded rod 2 is 20-50mm, and the thread pitch is 2-5 mm; the length of the thread of the first threaded rod 2 is 35mm, and the thread pitch is 3 mm; and blocking pieces 12 are arranged on two sides of the rotating seat 5 and are positioned on two sides of the rotating ring 6.
Examples
According to the attached drawings 1-2, it can be known that, in the portable external fixing frame expanding and pressurizing device provided by the embodiment of the application, when in use, the accommodating cavity formed by the U-shaped clamp plate 8 and the driving rod 4 is fixed on the external fixing frame connecting rod, the driving rod 4 is positioned at one side of the external fixing frame needle, then the second threaded rod 9 is screwed, the second threaded rod 9 moves downwards in the threaded hole to drive the fixing plate 10 to fixedly clamp the external fixing frame connecting rod, the driving piece 11 is screwed clockwise by using an external four-or six-deformation sleeve, the driving piece 11 rotates to drive the first threaded rod 2 to rotate clockwise through the rotating seat 5, after the first threaded rod 2 rotates clockwise, the nut 3 in threaded connection with the first threaded rod 2 can generate longitudinal displacement, so as to move to push the external fixing frame needle to one side, and expand and pressurize the external fixing frame needle, the length of the first threaded rod 2 is 35mm, and the, move 3mm rotating 2 a week nuts of first threaded rod 3 to make actuating lever 4 drive external fixation frame needle and remove 3mm, the external fixation needle struts or the pressor distance can be accurately controlled, convenient to use easy operation, low cost, facilitate promotion.
Preferably, the driving member 11 is an external quadrilateral or external hexagonal universal screw tail; the driving piece 11 is conveniently screwed clockwise by using the external four-or six-deformation sleeve.
Preferably, the first threaded rod 2 has a thread length of 20-50mm and a thread pitch of 2-5 mm.
Preferably, the first threaded rod 2 has a thread length of 35mm and a thread pitch of 3 mm; first threaded rod length is 35mm, and the pitch is 3mm, so rotate first threaded rod a week, the screw thread can move 3mm on first threaded rod, can accurate control strut and pressurization distance.
Preferably, blocking pieces 12 are arranged on two sides of the rotating seat 5 and are positioned on two sides of the rotating ring 6; a blocking piece 12 is arranged on the outer side of the rotating seat 5 and used for limiting the rotating ring 6 and preventing the rotating ring 6 from being separated from the rotating seat 5 in the rotating process of the first threaded rod 2.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a portable external fixation frame struts and pressure device which characterized in that includes: the device comprises a fixed seat (1), a first threaded rod (2), a nut (3), a driving rod (4), a rotating seat (5), a rotating ring (6), a fixed rod (7), a U-shaped clamping plate (8), a second threaded rod (9), a fixed plate (10) and a driving piece (11);
the first threaded rod (2) is arranged on the fixed seat (1), a nut (3) matched with the first threaded rod (2) is arranged on the first threaded rod (2), the two driving rods (4) are arranged on the nut (3), a containing cavity is formed between the two driving rods (4), the rotating seat (5) is arranged on one side, away from the fixed seat (1), of the first threaded rod (2), the rotating ring (6) is sleeved on the rotating seat (5), the fixed rod (7) is arranged on the rotating ring (6), the U-shaped clamping plate (8) is arranged on the fixed rod (7), a threaded hole is formed in one side wall surface of the U-shaped clamping plate (8), the second threaded rod (9) penetrates through the threaded hole and is arranged in the U-shaped clamping plate (8), and the fixed plate (10) is arranged on the second threaded rod (9), is positioned in the U-shaped clamping plate (8), and the driving piece (11) is arranged on the rotating seat (5).
2. The portable external fixator spreading and pressurizing device according to claim 1, wherein the driving member (11) is an outer quadrilateral or outer hexagonal universal screw tail.
3. The portable external fixator spreading and pressurizing device of claim 1, wherein the first threaded rod (2) has a thread length of 20-50mm and a thread pitch of 2-5 mm.
4. The portable external fixator spreading and pressurizing device according to claim 3, wherein the first threaded rod (2) has a thread length of 35mm and a thread pitch of 3 mm.
5. The portable external fixator spreading and pressurizing device according to claim 1, wherein blocking pieces (12) are arranged on two sides of the rotating seat (5) and are positioned on two sides of the rotating ring (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020304861.XU CN212592367U (en) | 2020-03-12 | 2020-03-12 | Portable external fixation frame strutting and pressurizing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020304861.XU CN212592367U (en) | 2020-03-12 | 2020-03-12 | Portable external fixation frame strutting and pressurizing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212592367U true CN212592367U (en) | 2021-02-26 |
Family
ID=74708872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020304861.XU Expired - Fee Related CN212592367U (en) | 2020-03-12 | 2020-03-12 | Portable external fixation frame strutting and pressurizing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212592367U (en) |
-
2020
- 2020-03-12 CN CN202020304861.XU patent/CN212592367U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210226 |