CN211460463U - Bone tractor - Google Patents
Bone tractor Download PDFInfo
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- CN211460463U CN211460463U CN201921973431.0U CN201921973431U CN211460463U CN 211460463 U CN211460463 U CN 211460463U CN 201921973431 U CN201921973431 U CN 201921973431U CN 211460463 U CN211460463 U CN 211460463U
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- hole
- fixing
- traction arm
- adjusting screw
- draft arm
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Abstract
The utility model discloses a bone tractor, including left draft arm and right draft arm, left side draft arm with fixing hole has all been seted up to the lower extreme of right draft arm through first connecting rod swing joint, left side draft arm with fixing device is connected with on the fixing hole, first connecting hole has been seted up at left side draft arm middle part, the second connecting hole has been seted up at right side draft arm middle part, first connecting hole with the second connecting hole passes through regulating part swing joint, right through-hole is seted up at first connecting rod middle part, threaded connection adjusting screw on the through-hole, adjusting screw one end run through the through-hole with regulating part fixed connection, adjusting screw other end fixedly connected with adjusting handle. The utility model discloses each connection position adopts articulated mode to connect, has strengthened the active nature, is convenient for simultaneously through adjusting screw the utility model discloses adjust to the patient that is fit for different figure uses.
Description
Technical Field
The utility model relates to the technical field of internal orthopedic medical instruments, in particular to a bone tractor.
Background
Bone traction type operation method for temporarily fixing the limb fracture part of a patient is widely applied to clinic. The bone traction surgical instrument commonly used at present is a bone traction apparatus which mainly comprises a bone traction bow and a traction needle, wherein the bone traction bow can be repeatedly used. When the bone traction operation needs to be implemented, a doctor opens a bone traction bag which is internally provided with surgical instruments of various specifications, such as bone traction needles, hand drills or electric drills, and then carries out disinfection and positioning of the army. During operation, a bone traction needle with a proper specification is screwed into a positioning point on a patient limb close to a fracture part by a hand drill or an electric drill, cortex lycii on two sides is known to be penetrated through, skin is penetrated from the other side, and then two ends of the bone traction needle are connected with a bone traction bow. However, the bone distractor of the prior art cannot be adjusted directly, if the bone distractor is mounted on the fracture part of a patient, the adjustment is required by using a corresponding tool if the adjustment is required, and the adjustment cannot be performed directly, so that a large amount of time is consumed, the optimal operation time can be missed for the operation, great hidden danger is brought to the patient, and meanwhile, the working difficulty is increased for medical staff.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the present invention is to provide a bone tractor which is convenient to adjust, so as to solve the technical problem in the above background art.
In order to solve the technical problem, the utility model discloses a scheme does:
the utility model provides a bone tractor, includes left draft arm and right draft arm, left side draft arm with fixed through-hole has all been seted up to the lower extreme of right draft arm through first connecting rod swing joint, left side draft arm with fixed through-hole has all been seted up to right draft arm, the last fixing device that is connected with of fixed through-hole, first connecting hole has been seted up at left side draft arm middle part, the second connecting hole has been seted up at right side draft arm middle part, first connecting hole with the second connecting hole passes through regulating part swing joint, right through-hole is seted up at first connecting rod middle part, threaded connection has adjusting screw on the through-hole, adjusting screw one end run through the through-hole with regulating part fixed connection, adjusting screw other end fixedly connected with adjustment handle.
The regulating part comprises a second connecting rod, one end of the second connecting rod is hinged to a first movable rod, the other end of the first movable rod is hinged to the first connecting hole, the other end of the second connecting rod is hinged to a second movable rod, the other end of the second movable rod is hinged to the second connecting hole, a screw rod fixing hole is formed in the middle of the second connecting rod, and the screw rod fixing hole is fixedly connected with the regulating screw rod.
The fixing device comprises a fixing bolt and a fixing nut which are matched with the fixing through hole, and a steel needle hole is formed in a screw rod of the fixing bolt.
And the upper parts of the left traction arm and the right traction arm are provided with bent parts.
The adjusting handle is provided with hanging holes, and the number of the hanging holes is at least 1.
Compared with the prior art, the beneficial effects of the utility model are that:
the bone tractor of the utility model is characterized in that the upper ends of the left traction arm and the right traction arm are connected by arranging a first connecting rod, the lower ends of the left traction arm and the right traction arm are provided with fixing through holes, the fixing of a steel needle for traction is realized by connecting a fixing device on the fixing through holes, the middle part of the left traction arm is provided with a first connecting hole, the middle part of the right traction arm is provided with a second connecting hole, the first connecting hole and the second connecting hole are movably connected by an adjusting piece, the middle part of the first connecting rod is provided with a right through hole, the through hole is in threaded connection with an adjusting screw rod, one end of the adjusting screw rod penetrates through the through hole and is fixedly connected with the adjusting piece, thus, when the adjusting screw rod is adjusted, the adjustment of the left traction arm and the right traction arm is realized, the bone tractor is suitable for different patients, the, be convenient for place this utility model, all be provided with the flexion on left draft arm and right draft arm upper portion for when pulling, make the patient feel more comfortable.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the connection structure between the left and right draft arms and the first link;
fig. 3 is a schematic structural view of the fixing device of the present invention.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Referring to fig. 1 to 3, a bone tractor comprises a left traction arm 1 and a right traction arm 2, wherein the upper ends of the left traction arm 1 and the right traction arm 2 are movably connected through a first connecting rod 3, the lower ends of the left traction arm 1 and the right traction arm 2 are respectively provided with a fixing through hole 4, the fixing through hole 4 is connected with a fixing device 5, the middle part of the left traction arm 1 is provided with a first connecting hole 11, the middle part of the right traction arm 2 is provided with a second connecting hole 21, the first connecting hole 11 and the second connecting hole 21 are movably connected through an adjusting piece 6, the middle part of the first connecting rod 3 is provided with a right through hole 31, the through hole 31 is in threaded connection with an adjusting screw 7, the inner side wall of the through hole 31 is provided with an inner thread matched with an outer thread on the adjusting screw, one end of the adjusting screw 7 penetrates through the through hole 31 to, and the other end of the adjusting screw 7 is fixedly connected with an adjusting handle 8.
The adjusting part 6 comprises a second connecting rod 61, one end of the second connecting rod 61 is hinged to a first movable rod 62, the other end of the first movable rod 62 is hinged to the first connecting hole 11, the other end of the second connecting rod 61 is hinged to a second movable rod 63, the other end of the second movable rod 63 is hinged to the second connecting hole 21, a screw fixing hole 611 is formed in the middle of the second connecting rod 61, the screw fixing hole 61 is fixedly connected with the adjusting screw 7, the special structure of the adjusting part 6 realizes that the adjusting screw 7 is movably connected with the left traction arm 1 and the right traction arm 2, and adjustability is realized.
The fixing device 5 comprises a fixing bolt 51 and a fixing nut 52 which are matched with the fixing through hole 31, and a steel needle hole 53 is formed in a screw rod of the fixing bolt 51, so that the fracture part of the patient can be fixed conveniently.
Left side draft arm 1 with right draft arm 2 upper portion all is provided with flexion 9, comfort level when improving the patient and pulling.
Adjust and be provided with on the handle 8 and hang and put hole 81, the quantity that hangs and put hole 81 is 1 at least, is convenient for hang and puts, makes things convenient for medical personnel to take away, reduces occupying in space simultaneously.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (5)
1. A bone distractor characterized by: comprises a left traction arm (1) and a right traction arm (2), wherein the upper ends of the left traction arm (1) and the right traction arm (2) are movably connected through a first connecting rod (3), the lower ends of the left traction arm (1) and the right traction arm (2) are respectively provided with a fixing through hole (4), the fixing through hole (4) is connected with a fixing device (5), the middle part of the left traction arm (1) is provided with a first connecting hole (11), the middle part of the right traction arm (2) is provided with a second connecting hole (21), the first connecting hole (11) and the second connecting hole (21) are movably connected through an adjusting piece (6), the middle part of the first connecting rod (3) is provided with a right through hole (31), the through hole (31) is in threaded connection with an adjusting screw rod (7), one end of the adjusting screw rod (7) penetrates through the through hole (31) and is fixedly connected with the adjusting piece (6), and the other end of the adjusting screw rod (7) is fixedly connected with an adjusting handle (8).
2. The bone distractor of claim 1 wherein: regulating part (6) includes second connecting rod (61), second connecting rod (61) one end articulates there is first movable rod (62), the other end of first movable rod (62) with first connecting hole (11) are articulated, the other end of second connecting rod (61) articulates there is second movable rod (63), the other end of second movable rod (63) with second connecting hole (21) are articulated, second connecting rod (61) middle part is provided with screw rod fixed orifices (611), screw rod fixed orifices (611) with adjusting screw (7) fixed connection.
3. The bone distractor of claim 1 wherein: the fixing device (5) comprises a fixing bolt (51) and a fixing nut (52) which are matched with the fixing through hole (31), and a steel needle hole (53) is formed in a screw rod of the fixing bolt (51).
4. The bone distractor of claim 1 wherein: and the upper parts of the left traction arm (1) and the right traction arm (2) are both provided with bending parts (9).
5. The bone distractor of claim 1 wherein: the adjusting handle (8) is provided with hanging holes (81), and the number of the hanging holes (81) is at least 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921973431.0U CN211460463U (en) | 2019-11-14 | 2019-11-14 | Bone tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921973431.0U CN211460463U (en) | 2019-11-14 | 2019-11-14 | Bone tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211460463U true CN211460463U (en) | 2020-09-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921973431.0U Active CN211460463U (en) | 2019-11-14 | 2019-11-14 | Bone tractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211460463U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114601542A (en) * | 2022-03-16 | 2022-06-10 | 北京罗森博特科技有限公司 | Elastic traction bow |
-
2019
- 2019-11-14 CN CN201921973431.0U patent/CN211460463U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114601542A (en) * | 2022-03-16 | 2022-06-10 | 北京罗森博特科技有限公司 | Elastic traction bow |
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