CN210962504U

CN210962504U - Clinical draw gear of orthopedics

Info

Publication number: CN210962504U
Application number: CN201921283049.7U
Authority: CN
Inventors: 张庆甲
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-09
Filing date: 2019-08-09
Publication date: 2020-07-10
Anticipated expiration: 2029-08-09

Abstract

The embodiment of the utility model discloses clinical draw gear of orthopedics, including support and sick bed, the lower extreme welding of support has the holder, the holder is connected with the sick bed, through bolt fixedly connected with horizontal pole on the support, horizontal pole lower extreme fixedly connected with direction adjusting device, direction adjusting device bottom fixedly connected with couple. The utility model realizes the change of the traction force direction by the traction device through the matching of the first inner gear, the first outer gear, the second inner gear, the second outer gear and other structures, has no abrasion in the prior art, is safer in traction, does not need additional tools for assistance in changing the direction, and is simple in operation; through the cooperation of bolt and a plurality of screw hole for draw gear can the height-adjusting, and the connected mode of holder and sick bed makes draw gear can install in the optional position on the sick bed, draws the treatment to a plurality of positions, also can change and pull the size.

Description

Clinical draw gear of orthopedics

Technical Field

The embodiment of the utility model provides a relate to the medical instrument field, concretely relates to clinical draw gear of orthopedics.

Background

The traction therapy is mainly used for treating certain diseases of limbs and spinal columns or as a means for preoperative preparation and postoperative braking, and is divided into skin traction, bone traction, cloth-supported traction and the like, wherein the bone traction is also called direct traction, namely a steel needle or a traction clamp is utilized to penetrate through bone, so that the traction force directly passes through the bone to reach an injured part, and the effects of restoration, fixation and rest are achieved.

The prior art can adjust the magnitude and direction of traction force of the traction bow, but has the following defects: the spheroid that prior art carried out universal regulation utilizes the direct locking of bolt, and the spheroid produces violent friction with the bolt for the surface that contacts can wear and tear comparatively badly, uses the back as far as possible to produce the slip phenomenon for a long time, influences traction effect, and uses the bolt to lock, needs to use corresponding instrument just can lock the spheroid, makes it no longer rotate, and is comparatively loaded down with trivial details, and manual locking probably can not lock the spheroid completely, makes the spheroid still can rotate, has the risk.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides a clinical draw gear of orthopedics has solved prior art structural wear and the problem that needs the supplementary locking of instrument when adjusting traction force direction and size.

In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:

the traction device for orthopedic clinics comprises a support and a sickbed, wherein a clamping seat is welded at the lower end of the support and is connected with the sickbed, a cross rod is fixedly connected to the support through a bolt, a direction adjusting device is fixedly connected to the lower end of the cross rod, and a hook is fixedly connected to the bottom of the direction adjusting device;

the direction adjusting device comprises a first adjusting device and a second adjusting device, the first adjusting device comprises a vertical rod fixedly connected with a cross rod, an installation cavity is formed in the vertical rod, a first inner gear is arranged on the lower half portion of the inner side wall of the installation cavity, a first outer gear is meshed with the first inner gear, and the lower end of the first outer gear is fixedly connected with the second adjusting device;

the second adjusting device comprises a connecting rod fixedly connected with the first outer gear, one end, far away from the first outer gear, of the connecting rod penetrates through the inner bottom wall of the installation cavity, the connecting rod is welded with a steering rod, a gear groove is formed in one side of the steering rod, a second inner gear is arranged in the gear groove, a limiting rod is fixedly connected in the gear groove, threads are arranged on the right side of the limiting rod, the limiting rod is in threaded connection with a locking seat, and the limiting rod is rotatably connected with a traction rod and a second outer gear.

As a preferred scheme of the utility model, a plurality of screw holes have been seted up on the support, and every the screw hole all can with bolt threaded connection.

As a preferred scheme of the utility model, the holder includes the base with support fixed connection, the base has been close to one side of sick bed and has been seted up the draw-in groove, the through-hole has been seted up on the draw-in groove inside wall, the through-hole interpolation is equipped with the kelly, the cover is equipped with first reset spring on the kelly, just first reset spring's one end and kelly fixed connection, first reset spring's one end and through-hole inner wall fixed connection.

As a preferred scheme of the utility model, the lower extreme of kelly has been seted up and has been blockked the pole hole, the spacing groove has been seted up to the lower terminal surface of base, sliding connection has the pole that blocks in the spacing groove, block the common fixedly connected with second reset spring of inside wall of pole and spacing groove.

As an optimized proposal of the utility model, a plurality of clamping rod holes are arranged on the sickbed.

As a preferred scheme of the utility model, fixedly connected with guide bar on the interior roof of installation cavity, just the guide bar runs through first external gear, the cover is equipped with for pressing the spring on the guide bar, just for pressing the spring to be located between roof and the first external gear in the installation cavity.

As an optimized scheme of the utility model, traction lever and second external gear fixed connection, second external gear and the meshing of second internal gear, the one end and the couple fixed connection of gag lever post are kept away from to the traction lever.

The utility model discloses an embodiment has following advantage:

(1) the utility model discloses a cooperation of first internal gear, first external gear, second internal gear and second external gear isotructure for draw gear has realized the change of traction force direction, and does not have the wearing and tearing among the prior art to appear, draws safelyr, and the redirecting also no longer needs extra instrument supplementary, easy operation.

(2) Through the cooperation of bolt and a plurality of screw hole for draw gear can the height-adjusting, and the connected mode of holder and sick bed makes draw gear can install in the optional position on the sick bed, draws the treatment to a plurality of positions, also can change and pull the size.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a schematic structural view of a traction device for orthopedic clinical use according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a second adjusting device according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of another view angle of the second adjusting device according to the embodiment of the present invention.

In the figure:

1-a scaffold; 2-bolt; 3-a bolt; 4-a cross bar; 5-a first regulating device; 6-a second regulating device; 7-hooking; 8, a sickbed; 9-a clamping seat;

501-vertical rod; 502-a first outer gear; 503-first internal gear; 504-pressure spring; 505-a mounting cavity; 506-a guide bar;

601-a connecting rod; 602-a steering rod; 603-gear groove; 604-a drawbar; 605-a second external gear; 606-a locking seat; 607-a stop lever; 608-a threaded rod;

901-a base; 902-clamping rod; 903 — a first return spring; 904-through holes; 905-stop rod holes; 906-a limit groove; 907-blocking rod; 908-second return spring.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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.

As shown in fig. 1 to 3, the utility model provides a clinical draw gear of orthopedics, including support 1 and sick bed 8, the lower extreme welding of support 1 has holder 9, holder 9 is connected with sick bed 8, through 2 fixedly connected with horizontal poles 4 of bolt on the support 1, 4 lower extreme fixedly connected with direction adjusting device of horizontal pole, direction adjusting device bottom fixedly connected with couple 7.

The direction adjusting device comprises a first adjusting device 5 and a second adjusting device 6, the first adjusting device 5 comprises a vertical rod 501 fixedly connected with a cross rod 4, an installation cavity 505 is formed in the vertical rod 501, the lower half portion of the inner side wall of the installation cavity 505 is provided with a first inner gear 503, the first inner gear 503 is meshed with a first outer gear 502, the lower end of the first outer gear 502 is fixedly connected with a second adjusting device 6, the second adjusting device 6 comprises a connecting rod 601 fixedly connected with the first outer gear 502, the connecting rod 601 is far away from the first outer gear 502, the inner bottom wall of the installation cavity 505 is penetrated by one end of the connecting rod 601, a steering rod 602 is welded to the end of the connecting rod 601, a gear groove 603 is formed in one side of the steering rod 602, and a second inner gear is arranged in the gear groove.

A limiting rod 607 is fixedly connected in the gear groove 603, threads 608 are arranged on the right side of the limiting rod 607, the limiting rod 607 is in threaded connection with a locking seat 606, a draw bar 604 and a second external gear 605 are rotatably connected on the limiting rod 607, the draw bar 604 is fixedly connected with the second external gear 605, the second external gear 605 is engaged with the second internal gear, and one end of the draw bar 604 far away from the limiting rod 607 is fixedly connected with the hook 7.

In the utility model, the traction bow is connected with the hook 7, when the traction direction of the traction bow needs to be changed, according to the need, firstly, the adjustment is carried out at the first adjusting device 5, the steering rod 602 is held by hand, the movement is carried out along the direction of the connecting rod 601, so that the first external gear 502 is disengaged from the first internal gear 503, meanwhile, the first external gear 502 compresses the pressure-applying spring 504 along the guide rod 506, then the steering rod 602 is rotated to achieve the appointed steering, the steering rod 602 is released, the first external gear 502 is engaged with the first internal gear 503 again under the elastic force action of the pressure-applying spring 504, the fixing is carried out along the direction of the Z axis, when the first adjusting device 5 is used, the first external gear 502 always receives downward acting force under the action of the external force, and can not be disengaged from the first internal gear 503, the traction effect can not be influenced, and the elastic force action of the pressure-applying spring, also can play a certain limiting role and then adjust the second adjusting device 6.

Firstly, the locking seat 606 is rotated to withdraw the second external gear 605 from the gear groove 603, the locking seat 605 moves to a certain position, then the draw bar 604 is pushed to withdraw the second external gear 605 from the gear groove 603, the second external gear is disengaged from the second internal gear, then the draw bar 604 is rotated to a specified angle, then the draw bar 604 is pushed to enable the second external gear 605 to enter the gear groove 603 again, the second external gear is engaged with the second internal gear, then the locking seat 606 is rotated to enable the second external gear to move to the original position, the locking seat 606 only needs to be attached to the surface of the draw bar 604, the problem that a tool is used for locking a sphere in the prior art is solved, the change of the direction of the drawing force can be realized, and abrasion can not occur due.

A plurality of threaded holes 3 are formed in the support 1, and each threaded hole 3 can be in threaded connection with the bolt 2.

So that the traction means can adjust the height of the crossbar 4 and in this way the magnitude of the traction force can be changed.

The clamp holder 9 comprises a base 901 fixedly connected with the support 1, a clamping groove is formed in one side, close to the sickbed 8, of the base 901, a through hole 904 is formed in the inner side wall of the clamping groove, a clamping rod 902 is inserted into the through hole 904, a first reset spring 903 is sleeved on the clamping rod 902, one end of the first reset spring 903 is fixedly connected with the inner wall of the through hole 904, a blocking rod hole 905 is formed in the lower end of the clamping rod 902, a limiting groove 906 is formed in the lower end face of the base 901, a blocking rod 907 is connected in the limiting groove 906 in a sliding mode, and a second reset spring 908 is fixedly connected with the inner side wall of the blocking rod 907 and the limiting groove 906.

The hospital bed 8 is provided with a plurality of clamping rod holes 801.

Through the structural design of the holder 9 and the hospital bed 8, the clamping rod 902 moves downwards to enter the limiting groove 906 through the through hole 904 and the clamping rod hole 801, the first return spring 903 is compressed, the second return spring 908 is also in a compressed state at the moment, the blocking rod 907 compresses the second return spring 908 to one side, when the clamping rod 902 moves into the limiting groove 906, the limitation on the blocking rod 907 is released, the blocking rod 907 passes through the blocking rod hole 905 under the elastic force action of the second return spring 908 and moves to the original position to complete the installation of the traction device, and the plurality of clamping rod holes 801 on the hospital bed 8 enable the traction device to freely move on the hospital bed 8, so that the traction therapy can be performed on a plurality of parts of the human body, rather than the traction therapy performed only on the lower limbs under the prior art.

A guide rod 506 is fixedly connected to the inner top wall of the installation cavity 505, the guide rod 506 penetrates through the first outer gear 502, a pressure supply spring 504 is sleeved on the guide rod 506, and the pressure supply spring 504 is located between the inner top wall of the installation cavity 505 and the first outer gear 502.

So that the first external gear 502 does not deviate while moving, resulting in failure to mesh with the first internal gear 503, resulting in device damage.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The orthopedic clinical traction device is characterized by comprising a support (1) and a sickbed (8), wherein a clamping seat (9) is welded at the lower end of the support (1), the clamping seat (9) is connected with the sickbed (8), a cross rod (4) is fixedly connected onto the support (1) through a bolt (2), a direction adjusting device is fixedly connected to the lower end of the cross rod (4), and a hook (7) is fixedly connected to the bottom of the direction adjusting device;

the direction adjusting device comprises a first adjusting device (5) and a second adjusting device (6), the first adjusting device (5) comprises a vertical rod (501) fixedly connected with a cross rod (4), an installation cavity (505) is formed in the vertical rod (501), a first inner gear (503) is arranged on the lower half portion of the inner side wall of the installation cavity (505), the first inner gear (503) is meshed with a first outer gear (502), and the lower end of the first outer gear (502) is fixedly connected with the second adjusting device (6);

the second adjusting device (6) comprises a connecting rod (601) fixedly connected with a first outer gear (502), one end, far away from the first outer gear (502), of the connecting rod (601) penetrates through the inner bottom wall of the mounting cavity (505) and is welded with a steering rod (602), a gear groove (603) is formed in one side of the steering rod (602), a second inner gear is arranged in the gear groove (603), a limiting rod (607) is fixedly connected in the gear groove (603), threads (608) are arranged on the right side portion of the limiting rod (607), a locking seat (606) is connected to the limiting rod (607) in a threaded mode, and a traction rod (604) and a second outer gear (605) are rotatably connected to the limiting rod (607).

2. An orthopedic clinical traction device according to claim 1, characterized in that the bracket (1) is provided with a plurality of threaded holes (3), and each threaded hole (3) is in threaded connection with a bolt (2).

3. The orthopedic clinical traction device according to claim 1, characterized in that the holder (9) comprises a base (901) fixedly connected with the support (1), a clamping groove is formed in one side of the base (901) close to the hospital bed (8), a through hole (904) is formed in the inner side wall of the clamping groove, a clamping rod (902) is inserted into the through hole (904), a first return spring (903) is sleeved on the clamping rod (902), one end of the first return spring (903) is fixedly connected with the clamping rod (902), and one end of the first return spring (903) is fixedly connected with the inner wall of the through hole (904).

4. The orthopedic clinical traction device according to claim 3, wherein a stop rod hole (905) is formed in the lower end of the clamping rod (902), a limit groove (906) is formed in the lower end face of the base (901), a stop rod (907) is slidably connected in the limit groove (906), and a second return spring (908) is fixedly connected to the stop rod (907) and the inner side wall of the limit groove (906) together.

5. The traction device for orthopedics clinical practice according to claim 1, characterized in that the hospital bed (8) has a plurality of rod-engaging holes (801).

6. An orthopedic clinical traction device according to claim 1, characterized in that a guide rod (506) is fixedly connected to the inner top wall of the mounting cavity (505), the guide rod (506) penetrates through the first external gear (502), a pressure supply spring (504) is sleeved on the guide rod (506), and the pressure supply spring (504) is located between the inner top wall of the mounting cavity (505) and the first external gear (502).

7. The orthopedic clinical traction device according to claim 1, characterized in that the traction rod (604) is fixedly connected with a second external gear (605), the second external gear (605) is engaged with a second internal gear, and one end of the traction rod (604) far away from the limit rod (607) is fixedly connected with the hook (7).