CN215503632U

CN215503632U - External fixing support for orthopedics department

Info

Publication number: CN215503632U
Application number: CN202121759360.1U
Authority: CN
Inventors: 唐秀丽; 周惠丽
Original assignee: Affiliated Hospital of Yangzhou University
Current assignee: Affiliated Hospital of Yangzhou University
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-01-14
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses an orthopedic external fixation bracket, which relates to the technical field of orthopedics, and comprises a fixed block, wherein scales are arranged on the upper surface of the fixed block and positioned around a third threaded hole, one side of the fixed block is fixedly connected with a first fixed frame, one side of the first fixed frame, which is far away from the fixed block, is connected with a second fixed frame, the section of one side of the second fixed frame, which is close to the first fixed frame, is fixedly connected with a movable block, the movable block extends into the first fixed frame, a rotating shaft penetrating through the first fixed frame and the movable block is arranged on the first fixed frame, when the fixed frame needs to be adjusted, a threaded rod with a certain angle can be rotated by using a pair of screw pliers according to the scales on the fixed block, so that the fixed frame can move, the scales facilitate the control of a doctor and a patient on the adjustment distance of the fixed frame on the premise of not occupying space, and the second fixed frame is movably connected with the first fixed frame through the movable block and the rotating shaft, the legs of the patient can be conveniently fixed.

Description

External fixing support for orthopedics department

Technical Field

The utility model relates to the technical field of orthopedics, in particular to an orthopedic external fixation bracket.

Background

The external fixing bracket is a support for treating fracture and osteotomy healing in orthopedics department, generally, the external fixing bracket is clinically used and is a single-arm external fixing bracket, the bracket is mainly suitable for fracture of long tubular bones, such as fracture of femur, particularly fracture of tibia and fracture of humerus or forearm, the fracture section suitable for the external fixing bracket is usually better in transverse fracture, and the external fixing bracket is used due to unstable factors because too large oblique fracture or butterfly fracture is usually better in transverse fracture;

the fixed bolster needs finely tune according to patient's actual recovery condition in the in-process that uses, and current fixed bolster is difficult to control and patient more loaded down with trivial details when dressing when using the adjustment.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an orthopedic external fixation bracket, which is characterized in that scales are arranged on the upper surface of a fixing block, so that the fixation bracket can be conveniently controlled during adjustment.

In order to achieve the purpose, the utility model provides the following technical scheme: an orthopedic external fixation support comprises a fixed block, wherein a third threaded hole is formed in the fixed block, a threaded rod penetrating through the third threaded hole is arranged on the fixed block, an internal thread matched with the threaded rod is arranged on the inner wall of the third threaded hole, and a movable shaft is arranged between every two threaded rods;

a ball fixedly connected to the threaded rod is arranged in the movable shaft, and the threaded rod is rotatably connected with the movable shaft through the ball;

the upper surface of fixed block just is located be equipped with the scale around the third screw hole, be equipped with the breach with scale looks adaptation on the threaded rod, the first mount of one side fixedly connected with of fixed block, first mount is kept away from one side of fixed block is connected with the second mount, the second mount is close to fixedly connected with movable block on the cross-section of one side of first mount, the movable block rotates through the pivot to be connected on the first mount.

Preferably, the first fixing frame and the second fixing frame are respectively and fixedly connected with connecting blocks at the ends far away from the movable block, second threaded holes are fixedly formed in the two connecting blocks, and nuts matched with the second threaded holes are arranged in the second threaded holes.

Preferably, a rotating hole is formed in the first fixing frame, and the movable block is rotatably connected to the rotating hole.

Preferably, the threaded rod is kept away from the one end of loose axle is equipped with first screw hole, first threaded hole in be equipped with the external screw thread pole of first screw hole looks adaptation, the external screw thread pole is kept away from the one end fixedly connected with stopper of first screw hole, the stopper passes through the external screw thread pole and first screw hole with threaded rod screw thread closes soon and connects.

Preferably, the first fixing frame and the second fixing frame are both provided with fourth threaded holes, second threaded rods matched with the fourth threaded holes are screwed in the fourth threaded holes, the second threaded rods extend to the inner sides of the fixing frames and are connected with rubber layers in a rotating mode, and hexagonal holes are formed in one ends, far away from the rubber layers, of the second threaded rods.

Preferably, the nut is movably connected with the connecting block through the second threaded hole.

Preferably, the movable shaft is a stainless steel shaft, and the round ball is a stainless steel ball.

Compared with the prior art, the utility model has the beneficial effects that: the orthopedic external fixation bracket comprises: scales are arranged on the upper surface of the fixed block and around the third threaded hole, when the fixed frame needs to be adjusted, the threaded rod with a certain angle can be rotated by using the thread clamp according to the scales on the fixed block, so that the fixed frame moves, the gap on the threaded rod can enable the fixed frame to move 0.05 mm through one grid of scales, and the scales facilitate the control of a doctor and a patient on the adjustment distance of the fixed frame on the premise of not occupying space;

the first fixing frame and the second fixing frame form a complete fixing frame, the second fixing frame is movably connected with the first fixing frame through a movable block and a rotating shaft, the nut is movably connected with the connecting blocks through a second threaded hole, the two connecting blocks are separated by rotating the nut, so that the first fixing frame and the second fixing frame are opened, the legs of a patient can conveniently extend into the fixing frame, then the first fixing frame and the second fixing frame are folded, and the nut is rotated in the opposite direction to fix the legs of the patient, and the time for the patient to wear the fixing frame is greatly saved;

insert the interior hexagonal hole of second threaded rod and rotate the hexagon socket through with the hexagon socket, the contact distance of adjustable rubber layer and patient's shank, the convenience is adjusted according to the thickness degree of patient's shank, and the material on rubber layer is comparatively soft, has reduced the misery of patient's use support in-process.

The stopper passes through external screw thread pole and first screw hole and threaded rod swing joint, and the stopper can carry on spacingly to the fixed block, prevents that the fixed block from droing, according to patient's actual conditions when the threaded rod is not long enough, can pull down the stopper, extends the screw rod through first screw hole to be applicable to the patient of different affections.

Drawings

FIG. 1 is a schematic partial perspective view of the present invention;

FIG. 2 is a schematic top cross-sectional view illustrating a first fixing frame and a second fixing frame according to the present invention;

FIG. 3 is an enlarged view of A in FIG. 2;

FIG. 4 is an enlarged view of B in FIG. 2;

FIG. 5 is a schematic sectional view of the threaded rod and the stop block of the present invention;

FIG. 6 is a front cross-sectional view of the threaded rod and the movable shaft of the present invention;

FIG. 7 is a schematic top view of the fixing block of the present invention;

fig. 8 is an enlarged schematic view of the threaded rod of the present invention.

In the figure: the device comprises a threaded rod 1, a fixed block 2, a limiting block 3, a movable shaft 4, a first fixed frame 5, a second fixed frame 6, a movable block 7, a rotating shaft 8, a connecting block 9, a nut 10, a first threaded hole 11, an external threaded rod 12, a second threaded hole 13, a round ball 14, a third threaded hole 15, scales 16, a rubber layer 17, a second threaded rod 18 and a fourth threaded hole 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 8, the present invention provides a technical solution: an orthopedic external fixation support comprises a fixed block 2, wherein a third threaded hole 15 is formed in the fixed block 2, a threaded rod 1 penetrating through the third threaded hole 15 is arranged on the fixed block 2, an internal thread matched with the threaded rod 1 is arranged on the inner wall of the third threaded hole 15, a movable shaft 4 is arranged between every two threaded rods 1, the height between every two fixed blocks 2 is adjusted by rotating the threaded rods 1, and further the stretching length is adjusted;

the movable shaft 4 is internally provided with a round ball 14 fixedly connected to the threaded rod 1, the threaded rod 1 is rotatably connected with the movable shaft 4 through the round ball 14, and when the threaded rod 1 is rotated, the threaded rod 1 does not move up and down, but drives the fixed block 2 to move;

the scale 16 is arranged on the upper surface of the fixed block 2 and around the third threaded hole 15, the threaded rod 1 is provided with a notch matched with the scale 16, the threaded rod 1 adopted in the embodiment can slide up for 1 mm after rotating for a circle on the fixed block 2, the scale 16 has 20 evenly distributed scale marks, on the premise of not influencing the use of the threaded rod 1, the threaded rod 1 with a certain angle is rotated by using a screw clamp according to the scale 16 and the position of the notch, so that the fixed frame moves, the fixed frame can move upwards for 0.05 mm through the notch on the threaded rod by one scale mark, the secondary injury to a patient caused by too much movement of the fixed frame is avoided, one side of the fixed block 2 is fixedly connected with a first fixed frame 5, one side of the first fixed frame 5, which is far away from the fixed block 2, is connected with a second fixed frame 6, and a movable block 7 is fixedly connected on the section of one side of the second fixed frame 6, which is close to the first fixed frame 5, the movable block 7 is rotatably connected to the first fixing frame 5 through a rotating shaft 8, and forms a complete fixing frame through the first fixing frame 5 and the second fixing frame 6 to fix the legs of the patient.

In this embodiment, as shown in fig. 2-3, a rotating hole is formed in the first fixing frame 5, the movable block 7 is rotatably connected to the rotating hole, and the second fixing frame 6 is movably connected to the first fixing frame 5 through the movable block 7 and the rotating shaft 8, so that the first fixing frame 5 and the second fixing frame 6 are conveniently separated, and the patient can use the medical device conveniently, the first fixing frame 5 and the second fixing frame 6 are respectively and fixedly connected to the connecting blocks 9 at the ends far away from the movable block 7, the second threaded holes 13 are fixedly formed in the two connecting blocks 9, nuts 10 matched with the second threaded holes 13 are arranged in the second threaded holes 13, the nuts 10 are movably connected to the connecting blocks 9 through the second threaded holes 13, and the legs of the patient can be conveniently fixed.

In this embodiment, as shown in fig. 6, the one end that the loose axle 4 was kept away from to threaded rod 1 is equipped with first screw hole 11, be equipped with the external screw rod 12 with first screw hole 11 looks adaptation in the first screw hole 11, the one end fixedly connected with stopper 3 of first screw hole 11 is kept away from to external screw rod 12, stopper 3 closes with threaded rod 1 screw thread through external screw rod 12 and first screw hole 11 and is connected, stopper 3 can carry on spacingly to fixed block 2, prevent that fixed block 2 from droing, when threaded rod 1 is not long enough according to patient's actual conditions, can pull down stopper 3, extend threaded rod 1 through first screw hole 11, with the patient that is applicable to different injuries and feelings.

In this embodiment, as shown in fig. 2 to 4, the first fixing frame 5 and the second fixing frame 6 are both provided with fourth threaded holes 19, the fourth threaded holes 19 are screwed with second threaded rods 18 adapted to the fourth threaded holes 19, the second threaded rods 18 extend to the inner side of the fixing frame and are rotatably connected with the rubber layer 17, and one end of the second threaded rods 18, which is far away from the rubber layer 17, is provided with hexagon socket holes, so that the contact distance between the rubber layer 17 and the patient's leg can be conveniently adjusted by using the hexagon socket according to the thickness of the patient's leg.

In this embodiment, as shown in fig. 6, the movable shaft 4 is a stainless steel shaft, and the spherical ball 14 is a stainless steel ball, so as to prevent the movable shaft 4 and the spherical ball 14 from rusting, which makes the adjustment of the fixing frame difficult.

The working principle is as follows: the second fixed frame 6 is movably connected with the first fixed frame 5 through the movable block 7 and the rotating shaft 8, firstly, the first fixed frame 5 and the second fixed frame 6 are opened and sleeved on the leg of a patient, then the first fixed frame 5 and the second fixed frame 6 are folded, the nut 10 is rotated to fix the leg of the patient, the scale 16 is arranged on the upper surface of the fixed block 2 and positioned around the third threaded hole 15, the threaded rod 1 is provided with a gap matched with the scale 16, on the premise of not influencing the use of the threaded rod 1, the threaded rod 1 is rotated by using the thread clamp for a certain angle according to the scale 16 and the position of the gap to move the fixed frame, the gap on the threaded rod can enable the fixed frame to move upwards by 0.05 mm through a grid of scale mark, because the threaded rod 1 is rotatably connected with the movable shaft 4 through the round ball 14, when the threaded rod 1 is rotated, the threaded rod 1 can not move upwards and downwards, but drives the fixed block 2 to move, the scale 16 is under the prerequisite of not taking up space, convenient doctor and patient to the handle control of mount adjustment distance, stopper 3 is through external screw thread pole 12 and first screw hole 11 and threaded rod 1 swing joint, stopper 3 can be spacing fixed block 2, prevent that fixed block 2 from droing, when threaded rod 1 is not long enough according to patient's actual conditions, can pull down stopper 3, lengthen threaded rod 1 through first screw hole 11, through inserting the interior hexagonal in the interior hexagonal hole of second threaded rod 18 and rotate the interior hexagonal, the contact distance of adjustable rubber layer 17 and patient's shank, conveniently adjust according to the thickness degree of patient's shank, so as to be applicable to the patient of different injury feelings, greatly increased the application scope of the utility model.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an orthopedics external fixation support, includes fixed block (2), its characterized in that: a third threaded hole (15) is formed in the fixed block (2), a threaded rod (1) penetrating through the third threaded hole (15) is arranged on the fixed block (2), an internal thread matched with the threaded rod (1) is arranged on the inner wall of the third threaded hole (15), and a movable shaft (4) is arranged between every two threaded rods (1);

a round ball (14) fixedly connected to the threaded rod (1) is arranged in the movable shaft (4), and the threaded rod (1) is rotatably connected with the movable shaft (4) through the round ball (14);

the upper surface of fixed block (2) just is located be equipped with scale (16) around third screw hole (15), be equipped with the breach with scale (16) looks adaptation on threaded rod (1), the first mount (5) of one side fixedly connected with of fixed block (2), keep away from first mount (5) one side of fixed block (2) is connected with second mount (6), second mount (6) are close to fixedly connected with movable block (7) on one side cross-section of first mount (5), movable block (7) rotate through pivot (8) and connect in on first mount (5).

2. The orthopedic external fixation support of claim 1, wherein: the first fixing frame (5) and the second fixing frame (6) are far away from one end of the movable block (7) and are respectively and fixedly connected with connecting blocks (9) and two second threaded holes (13) are fixedly formed in the connecting blocks (9), and nuts (10) matched with the second threaded holes (13) are arranged in the second threaded holes (13).

3. The orthopedic external fixation support of claim 1, wherein: the first fixing frame (5) is provided with a rotating hole, and the movable block (7) is rotatably connected to the rotating hole.

4. The orthopedic external fixation support of claim 1, wherein: keep away from threaded rod (1) the one end of loose axle (4) is equipped with first screw hole (11), be equipped with in first screw hole (11) with external screw rod (12) of first screw hole (11) looks adaptation, external screw rod (12) are kept away from the one end fixedly connected with stopper (3) of first screw hole (11), stopper (3) are passed through external screw rod (12) and first screw hole (11) with threaded rod (1) screw thread closes the connection soon.

5. The orthopedic external fixation support of claim 1, wherein: first mount (5) and all be equipped with fourth screw hole (19) on second mount (6), fourth screw hole (19) internal thread close soon with second threaded rod (18) of fourth screw hole (19) looks adaptation, second threaded rod (18) extend to the inboard rotation of mount and are connected with rubber layer (17), hexagonal hole in the one end that second threaded rod (18) kept away from rubber layer (17) is equipped with.

6. The orthopedic external fixation support of claim 2, wherein: the nut (10) is movably connected with the connecting block (9) through the second threaded hole (13).

7. The orthopedic external fixation support of claim 1, wherein: the movable shaft (4) is a stainless steel shaft, and the round ball (14) is a stainless steel ball.