Orthopedic positioning support convenient to fix

Abstract

The utility model discloses an orthopaedic positioning support convenient to fix, which relates to the technical field of medical instruments and comprises a ring body, a fixing part and a fixing part. The outer wall of the adjusting device is rotationally connected with the inner wall of the ring body, and the height of the adjusting device is adjusted in a rotating mode; a fixing device is arranged, a limiting barrel is manually slid, so that a positioning support can be flexibly adjusted according to a specific hairline fracture area of a patient, medical staff can conveniently move the limiting barrel to an accurate position needing to be treated, a circular gear at the bottom end of a rotating rod rotates in the limiting barrel to drive two rack rods to slide towards the outside of the limiting barrel at the same time, and the positioning support can be flexibly adjusted. The limiting barrel is fixed until the rack rod makes contact with the inner wall of the ring body, it is ensured that the limiting barrel cannot move at will in the treatment process, meanwhile, the second clamping teeth are rotated to clamp the handle, accidental movement of the limiting barrel is avoided, and the purpose of convenient fixing is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical instrument technical field, concretely is a kind of orthopedics positioning support of being convenient for fixed. BACKGROUND

[0002] In the orthopedic treatment field, the treatment of various bone injuries and diseases often needs to be assisted by precise and stable positioning support, however, the existing orthopedic positioning support has many problems to be solved in actual clinical application. UTILITY MODEL CONTENTS

[0003] (One) technical problem solved

[0004] In view of the deficiencies of prior art, the utility model provides a kind of orthopedics positioning support of being convenient for fixed, solves the height adjustment mode of traditional orthopedic positioning support usually more complex, part support adopts the way of multi-component splicing or bolt nut fixation to adjust height, medical staff needs to spend a lot of time to disassemble, adjust and reassemble when operating, simultaneously, the synchronism of existing height adjustment device is difficult to guarantee multiple support components, will lead to uneven support of support to patient's leg steel plate, not only will make patient feel uncomfortable, also affect the normal recovery of skeleton.

[0005] (Two) technical scheme

[0006] To achieve the above object, the utility model is realized by the following technical scheme: including: ring body;Adjusting device, the outer wall of adjusting device and the inner wall of ring body are rotationally connected, adjusting device is adjusted in height by the mode of rotation;Fixing device, the leg of patient is placed in ring body 1 inside, according to the length of the leg bone injury of patient, rotating adjusting device 2, so that the height of three ring bodies 1 is adjusted, then according to the leg bone injury area of patient, the fixing device 3 is slid, so that the fixing device 3 can move the position, the steel plate of the outer wall of patient's leg is extruded, then handle is rotated, so that fixing device 3 is fixed in the inner wall of ring body 1, the outer wall of fixing device and the inner wall of ring body are slidably connected, fixing device is fixed by the mode of rotation;The adjusting device includes screw barrel, the inner wall of screw barrel is threadedly connected with one-way screw rod, the outer wall of screw barrel is fixedly connected with gear sleeve, the outer wall of gear sleeve is slidably connected with first pawl.

[0007] Preferably, the outer wall of the threaded cylinder is symmetrically connected with the inner wall of the ring body, one end of the one-way screw rod away from the threaded barrel is rotatably connected with the outer wall of the ring body, the bottom end of the gear sleeve is rotatably connected with the outer wall of the ring body, and the inner wall of the first clamping tooth is rotatably connected with the outer wall of the ring body through a round rod, the patient's leg is placed in the ring body, the threaded barrel is rotated according to the injury of the patient's leg bone, in the process, because the inner wall of the threaded barrel is threadedly connected with the one-way screw rod, the screw rods at the upper and lower ends of the threaded barrel are synchronously turned out of the threaded barrel, the sliding rod is also slid in the inner wall of the sliding cylinder, at this time, the two ring bodies are away from each other for height adjustment, because the outer wall of the gear sleeve is fixedly connected with the threaded cylinder, when the threaded cylinder stops rotating, the first clamping tooth is clamped in the gear of the gear sleeve, and the rotation of the threaded sleeve is limited.

[0008] Preferably, the inner wall of the ring body is symmetrically fixedly connected with the sliding cylinder, and the inner wall of the sliding cylinder is slidably connected with the sliding rod.

[0009] Preferably, the fixing device comprises a limiting barrel, the inner wall of the limiting barrel is rotatably connected with a rotating rod, the bottom end of the rotating rod is fixedly connected with a circular gear, and the outer wall of the circular gear is engaged with a rack rod; the circular gear at the bottom end of the rotating rod rotates in the limiting barrel, so that the two rack rods simultaneously slide out of the limiting barrel until the rack rod is in contact with the inner wall of the ring body, and the limiting barrel stops moving.

[0010] Preferably, the outer wall of the limiting barrel is slidably connected with the inner wall of the ring body, and the outer wall of the limiting barrel is circumferentially arranged along the central axis of the ring body; the bottom end of the circular gear is rotatably connected with the inner wall of the limiting barrel, and the outer wall of the rack rod is slidably connected with the inner wall of the limiting barrel; the outer wall of the rack rod extends to the outside of the limiting barrel and is in contact with the inner wall of the ring body; the limiting barrel is manually slid, because the bottom end of the limiting barrel is fixedly connected with a fixed block, when the limiting barrel moves to a suitable area, the extrusion rod 36 is inserted to extrude and fix the steel plate of the patient's leg, and the threads on the outer wall can be locked; when the limiting barrel stops moving, the handle at the top of the rotating rod is rotated.

[0011] Preferably, the top end of the ring body is slidably connected with a second clamping tooth, the outer wall of the second clamping tooth is slidably connected with the gear teeth of the handle at the top of the rotating rod, the bottom end of the limiting barrel is fixedly connected with a fixed block, and the inner wall of the fixed block is threadedly connected with an extrusion rod; the second clamping tooth is rotated, and the handle is clamped.

[0012] (Three) beneficial effects

[0013] The utility model provides a kind of orthopedic positioning support of being convenient for fixed.It has the following beneficial effects:

[0014] (I), the utility model discloses, through setting adjusting device, through the rotation screw bucket to realize the height adjustment of two annular bodies, medical staff only needs simple rotating operation, can adjust to the suitable height according to the patient's leg bone injury, one-way screw rod can be exported to the outside of screw bucket simultaneously, guarantee the height adjustment of two annular bodies is consistent, through the rotation of limiting gear cover to fix screw bucket, make the whole positioning support can bear certain external force in the use process without loosening or deformation, improve the reliability and durability of support.

[0015] (II), the utility model discloses, through setting fixing device, the design of manual sliding limiting bucket makes that positioning support can be flexibly adjusted according to the specific bone fracture area of patient, and medical staff can conveniently move limiting bucket to the accurate position needing treatment, and the circular gear of swing lever bottom end rotates in the inside limiting bucket, drives two rack rods to slide to the outside limiting bucket simultaneously, until the rack rod and the inner wall of annular body contact, to realize the fixation of limiting bucket, ensure that limiting bucket does not move randomly in the treatment process, simultaneously, rotate second pawl and handle are stuck, avoid the accidental movement of limiting bucket, reach the effect that it is convenient to fix. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the overall structure schematic view of the utility model;

[0017] Figure 2 It is the sectional structure schematic view of the utility model;

[0018] Figure 3 It is the inside schematic view of the screw bucket of the utility model;

[0019] Figure 4 It is the inside schematic view of the utility model slide cylinder;

[0020] Figure 5 It is the utility model Figure 3 It is the enlarged schematic view of structure in A of the utility model;

[0021] Figure 6 It is the structure schematic view of the utility model limiting bucket.

[0022] In the drawing: 1, annular body;2, adjusting device;20, screw bucket;21, one-way screw rod;22, gear cover;23, first pawl;24, slide cylinder;25, slide rod;3, fixing device;30, limiting bucket;31, swing lever;32, circular gear;33, rack rod;34, second pawl;35, fixed block;36, extrusion rod. DETAILED DESCRIPTION

[0023] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be described clearly and completely. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0024] Embodiment 1

[0025] Please refer to Figures 1-4 The present application provides a technical solution:

[0026] The inner wall of the ring body 1 is symmetrically fixedly connected with the sliding cylinder 24, the inner wall of the sliding cylinder 24 is slidably connected with the sliding rod 25, and one end of the sliding rod 25 away from the sliding cylinder 24 is fixedly connected with the outer wall of the ring body 1.

[0027] The adjusting device 2 comprises a threaded barrel 20, the inner wall of the threaded barrel 20 is threadedly connected with a one-way screw rod 21, the outer wall of the threaded barrel 20 is fixedly connected with a gear sleeve 22, the outer wall of the gear sleeve 22 is slidably connected with a first clamping tooth 23, the outer wall of the threaded barrel is symmetrically rotatably connected with the inner wall of the ring body 1, one end of the one-way screw rod 21 away from the threaded barrel 20 is rotatably connected with the outer wall of the ring body 1, the bottom end of the gear sleeve 22 is rotatably connected with the outer wall of the ring body 1, and the inner wall of the first clamping tooth 23 is rotatably connected with the outer wall of the ring body 1 through a round rod.

[0028] The inner wall of the ring body 1 is symmetrically fixedly connected with the sliding cylinder 24, the inner wall of the sliding cylinder 24 is slidably connected with the sliding rod 25, and one end of the sliding rod 25 away from the sliding cylinder 24 is fixedly connected with the outer wall of the ring body 1.

[0029] Embodiment 2

[0030] On the basis of embodiment 1, refer to Figure 5 The utility model provides a technical scheme:

[0031] The fixed device 3 includes the limiting bucket 30, the inner wall of the limiting bucket 30 is rotatably connected with the rotating rod 31, the bottom end of the rotating rod 31 is fixedly connected with the circular gear 32, the outer wall of the circular gear 32 is engaged with the rack rod 33, the outer wall of the limiting bucket 30 is slidably connected with the inner wall of the ring body 1, and the outer wall of the limiting bucket 30 is circumferentially arrayed along the central axis of the ring body 1, the bottom end of the circular gear 32 is rotatably connected with the inner wall of the limiting bucket 30, the outer wall of the rack rod 33 is slidably connected with the inner wall of the limiting bucket 30, and the outer wall of the rack rod 33 extends to the outside of the limiting bucket 30 and is in contact with the inner wall of the ring body 1, the top end of the ring body 1 is slidably connected with the second clamping tooth 34, the outer wall of the second clamping tooth 34 is slidably connected with the handle tooth on the top of the rotating rod 31, the bottom end of the limiting bucket 30 is fixedly connected with the fixed block 35, the inner wall of the fixed block 35 is threadedly connected with the extruding rod 36, according to the bone fracture area of the patient, the limiting bucket 30 is manually slid, because the bottom end of the limiting bucket 30 is fixedly connected with the fixed block 35, when the limiting bucket 30 moves to the appropriate area, the extruding rod 36 is inserted to extrude and fix the steel plate on the leg of the patient, and the thread on the outer wall can be locked, when the limiting bucket 30 stops moving, the handle on the top of the rotating rod 31 is rotated, in this process, the circular gear 32 at the bottom end of the rotating rod 31 rotates inside the limiting bucket 30, so that the two rack rods 33 simultaneously slide to the outside of the limiting bucket 30, until the rack rod 33 is in contact with the inner wall of the ring body 1, the limiting bucket 30 stops moving, and then the second clamping tooth 34 is rotated to clamp the handle.

[0032] In use, first, the leg of the patient is placed inside the ring body 1, the rotating adjusting device 2 is rotated according to the length of the leg bone injury of the patient, the height of the three ring bodies 1 is adjusted, then the fixed device 3 is slid according to the leg bone injury area of the patient, so that the fixed device 3 can move in position and extrude the steel plate on the outer wall of the leg of the patient, then the handle is rotated, and the fixed device 3 is fixed to the inner wall of the ring body 1.

[0033] First, the leg of the patient is placed inside the ring body 1, the leg bone injury of the patient is rotated at the same time, and the thread barrel 20 is rotated, in this process, because the inner wall of the thread barrel 20 is threadedly connected with the one-way screw rod 21, the two one-way screw rods 21 at the upper and lower ends of the thread barrel 20 are synchronously turned out to the outside of the thread barrel 20, and the sliding rod 25 also slides in the inner wall of the sliding cylinder 24, at this time, the two ring bodies 1 are away from each other for height adjustment, because the outer wall of the gear sleeve 22 is fixedly connected with the thread barrel 20, when the thread barrel 20 stops rotating, the first clamping tooth 23 is clamped in the gear of the gear sleeve 22, so that the rotation of the gear sleeve 22 is limited.

[0034] According to the area of ​​the patient's bone fracture, manually slide the limiting barrel 30. Because the bottom of the limiting barrel 30 is fixedly connected to the fixing block 35, when the limiting barrel 30 moves to the appropriate area, insert the compression rod 36 to compress and fix the steel plate of the patient's leg. At the same time, the threads on the outer wall can be locked. When the limiting barrel 30 stops moving, rotate the handle at the top of the rotating rod 31. During this process, the circular gear 32 at the bottom of the rotating rod 31 rotates inside the limiting barrel 30, causing the two rack rods 33 to slide out of the limiting barrel 30 at the same time until the rack rods 33 contact the inner wall of the ring body 1, and the limiting barrel 30 stops moving. Then rotate the second locking tooth 34 to lock the handle.

[0035] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such a process, method, article, or apparatus. Without further limitations, an element defined by the phrase "comprising one..." does not exclude the presence of other identical elements in the process, method, article, or apparatus that includes said element.

[0036] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. An orthopedic positioning bracket that is easy to fix, characterized in that, include: Circular body (1); Adjustment device (2), the outer wall of the adjustment device (2) is rotatably connected to the inner wall of the ring (1), and the height of the adjustment device (2) is adjusted by rotation; Fixing device (3), the outer wall of the fixing device (3) is slidably connected to the inner wall of the ring (1), and the fixing device (3) is fixed by rotation; The adjustment device (2) includes a threaded barrel (20), the inner wall of which is threaded with a one-way screw (21), the outer wall of which is fixedly connected with a gear sleeve (22), and the outer wall of which is slidably connected with a first locking tooth (23).

2. The orthopedic positioning bracket for easy fixation according to claim 1, characterized in that: The outer wall of the threaded barrel is symmetrically and rotatably connected to the inner wall of the ring (1). The end of the one-way screw (21) away from the threaded barrel (20) is rotatably connected to the outer wall of the ring (1). The bottom end of the gear sleeve (22) is rotatably connected to the outer wall of the ring (1). The inner wall of the first tooth (23) is rotatably connected to the outer wall of the ring (1) through a round rod.

3. The orthopedic positioning bracket for easy fixation according to claim 2, characterized in that: The inner wall of the ring (1) is symmetrically fixedly connected with a slide cylinder (24), and the inner wall of the slide cylinder (24) is slidably connected with a slide rod (25). The end of the slide rod (25) away from the slide cylinder (24) is fixedly connected to the outer wall of the ring (1).

4. The orthopedic positioning bracket for easy fixation according to claim 1, characterized in that: The fixing device (3) includes a limiting barrel (30), the inner wall of the limiting barrel (30) is rotatably connected to a rotating rod (31), the bottom end of the rotating rod (31) is fixedly connected to a spur gear (32), and the outer wall of the spur gear (32) is meshed with a rack rod (33).

5. The orthopedic positioning bracket for easy fixation according to claim 4, characterized in that: The outer wall of the limiting barrel (30) is slidably connected to the inner wall of the ring (1), and the outer wall of the limiting barrel (30) is arranged in a circular array along the central axis of the ring (1). The bottom end of the spur gear (32) is rotatably connected to the inner wall of the limiting barrel (30). The outer wall of the rack rod (33) is slidably connected to the inner wall of the limiting barrel (30), and the outer wall of the rack rod (33) extends to the outside of the limiting barrel (30) and contacts the inner wall of the ring (1).

6. The orthopedic positioning bracket for easy fixation according to claim 5, characterized in that: The top of the ring (1) is slidably connected to a second locking tooth (34), the outer wall of the second locking tooth (34) is slidably connected to the handle tooth at the top of the rotating rod (31), and the bottom of the limiting barrel (30) is fixedly connected to a fixing block (35), and the inner wall of the fixing block (35) is threadedly connected to a pressing rod (36).

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