JPH08332195A - Correction device for leg - Google Patents

Abstract

PURPOSE: To deal with a lot of patients as business use by freely adjusting the interval between pads attached on a bed through an adjusting mechanism. CONSTITUTION: This device is provided with a bed 10, adjusting mechanisms 20... and left and right pads 21, 31..., brackets 22 of the adjusting mechanism 20 support a screw rod 21 so as to be freely rotatable and can be moved on guide rods 16, and each adjusting mechanism 20 moves the brackets 22 before and behind the bed 10 by moving the brackets 22. At such a time, the left and right pads 31 attached to the respective adjusting mechanism 20 are moved as well. Then, the screw rod 21 is rotated and the gap of the pads 31 is adjusted. Thus, the left and right pad 21 are moved corresponding to the thighs, knees and lower leg of legs P1 and P1 , for example, sandwich these parts from the outside and correct them. At such a time, it is preferable to use spacers S1 and S1 or splints T.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a leg straightening device for straightening a leg of a patient.

[0002]

2. Description of the Related Art A leg straightening device is sometimes used in order to correct a bent or warped leg.

In this device, a pair of pads whose intervals can be adjusted are incorporated in a frame-like frame. One pad is attached to the tip of a screw shaft mounted on the frame, and the other pad is , Is fixed inside the frame so as to face one pad. Therefore, in this product, by inserting both legs into the frame and rotating the handle attached to the screw shaft, a pair of pads insert the legs at the same time from both outsides to correct the bending of the legs. You can

[0004]

According to the prior art, since the leg straightening device is manufactured for personal use in a general household, the leg straightening device is attached / detached to / from the leg, There has been a problem that the pad spacing adjustment operation is troublesome and it is extremely difficult to use it for a large number of patients for business use in a hospital or the like.

In view of the above-mentioned problems of the prior art, the object of the present invention is to adequately support the commercial use for a large number of patients by mounting the left and right pads with adjustable spacing on the bed. It is possible to provide an orthodontic device for a leg.

[0006]

The structure of the present invention for achieving the above object comprises a bed and left and right pads which are disposed above the bed so as to face each other, and the pads are provided on the bed. The gist is that the distance can be freely adjusted through an on-board adjustment mechanism.

The adjusting mechanism may include a screw shaft arranged in the left and right direction of the bed and left and right screw members screwed on the screw shaft to move the pad. The bed can be moved in the front-back direction.

A plurality of pads may be provided.

Further, the bed may be provided with a heater for heating the legs and may be provided with a backrest.

[0010]

According to the structure of the present invention, since the pads are adjustable in space by the adjusting mechanism mounted on the bed, the space between the pads is narrowed by the adjusting mechanism so that the legs of the patient on the bed can be adjusted. It is possible to squeeze strongly from the outside and urge the legs inward to correct it.

Further, the adjusting mechanism including the screw shaft and the left and right screw members adjusts the interval between the pads via the left and right screw members that move in accordance with the rotation of the screw shaft, and the operating force for inserting the leg portion. Can be made smaller. It should be noted that it is sufficient that the screw shafts have mutually reverse threads.

Further, when the adjusting mechanism is movable in the front-back direction of the bed, the pad can be moved back and forth by moving the adjusting mechanism, so that the optimum position of the leg of the patient can be sandwiched. You can

When a plurality of sets of pads are provided, the pads can be sandwiched between different positions of the legs, and the whole of the legs can be corrected smoothly without burdening a part of the legs. be able to.

Further, if the bed is provided with a heater, the heater can alleviate the pain generated from the joints and muscles during the correction, and accelerate the progress of the correction.

Furthermore, when a backrest is provided on the bed, the patient on the bed should lie down with the backrest extended and both legs extended and the backrest raised.
The posture in which the backrest leans against the back can be arbitrarily selected.

[0016]

Embodiments Embodiments will be described below with reference to the drawings.

The leg straightening device comprises a bed 10, a plurality of sets of adjusting mechanisms 20, 20, ... And left and right pads 31, 31 .. arranged above the bed 10 (FIG. 1).

The bed 10 includes an upper bed member 11 and left and right frame members 12, 12 for supporting the bed member 11.
And the base members 13 and 13 before and after being attached to the lower portions of the frame members 12 and 12 are combined (FIGS. 2 and 3). The bed member 11 includes a frame member 12,
It is supported via 12, and the patient P can extend the legs P1 and P1 and ride on the upper surface. Each frame member 12
Is a pipe material whose both ends bend downward, and is connected via front and rear brackets 12a, 12a. Also, the brackets 12a, 12a are provided with setscrews 12b, 1
Are connected to the base members 13, 13 via 2b.

A backrest 15 is attached to the rear end of the bed member 11 via a rod 14 (FIGS. 1 and 2). On the back surface of the backrest 15, a support member 15a,
15a is attached, and the support members 15a, 15a are
It is connected via the connecting members 15b and 15b. The base ends of the support members 15a and 15a are fixed to the rod 14, and the rod 14 is rotatably attached to the frame members 12 and 12. In addition, the rod 14
A handle 14a for manual operation is attached, and the backrest 15 can be tilted up and down at an arbitrary angle and locked by rotating the handle 14a (direction of arrow K1 in FIG. 2). Further, guide rods 16 and 16 are arranged along the left and right of the bed member 11, and both ends of each guide rod 16 are supported by the base members 13 and 13 via nuts 16a and 16a.

The adjusting mechanism 20 has a screw shaft 21 arranged in the lateral direction of the bed 10 as a main member (FIGS. 1 and 3). The screw shaft 21 is assembled by connecting the right screw shaft 21a and the left screw shaft 21b via the central flanges 21c and 21c, and via the left and right brackets 22 and 22,
It is installed between the left and right guide rods 16, 16.
However, the screw shaft 21 has a bearing (not shown),
The upper parts of the brackets 22, 22 are rotatably pierced left and right, and the guide rods 16, 16 pierce the lower parts of the corresponding brackets 22, 22 slidably forward and backward.
Therefore, the brackets 22 and 22 rotatably support the screw shaft 21 and are movably attached to the guide rods 16 and 16.

A rotary handle 23 having a handle 23a is attached to one end of the screw shaft 21. Also, right-hand screw shaft 2
1a and the left screw shaft 21b have screw members 24, 2 respectively.
4 are screwed together, and the screw shafts 2 are attached to the screw members 24, 24.
Guide rods 25, 2 for preventing rotation, which are arranged in parallel with 1.
5 is inserted. Both ends of the guide rods 25, 25 are fixed to the brackets 22, 22.

Each pad 31 is a cushioning material having elasticity, and is provided with a screw member 24 through a back reinforcing plate 31a.
Is fixed to the tip of an arm 32 standing on the upper surface of the.
The pad 31 on the right screw shaft 21a side, the left screw shaft 21b
The pad 31 on the side is the arm 3 that bends to face each other.
They are arranged above the bed member 11 so as to face each other with the Nos. 2 and 32 interposed therebetween.

Each adjusting mechanism 20 includes the left and right guide rods 1.
By moving the brackets 22 and 22 via 6 and 16, it is possible to move them in the front-back direction of the bed 10 (direction of arrow K2 in FIG. 1). Further, at this time, the left and right pads 31 and 31 attached to each adjustment mechanism 20 can also move in the front-rear direction along the upper surface of the bed 10.

On the other hand, the adjusting mechanism 20 rotates the screw shaft 21 through the handle 23 in the counterclockwise direction (direction of arrow K3 in FIG. 3), so that the screw member 24 screwed to the right screw shaft 21a, Both of the screw members 24 screwed to the left screw shaft 21b are simultaneously moved in the central direction (arrow K4, K5 direction in FIG. 3), and the screw members 24, 24, the arm 32,
It is possible to narrow the gap between the pads 31 and 31 via 32. In addition, the adjusting mechanism 20 rotates the screw shaft 21 in the clockwise direction via the handle 23, so that the pad 3 is rotated.
It is possible to widen the distance between the first and the third members 31. Therefore, the distance between the pads 31 and 31 can be adjusted through the adjusting mechanism 20.

When the patient P extends the legs P1 and P1 and rides on the bed 10 (FIG. 1), the left and right pads 3
1, 31 are, for example, the thighs and knees of the legs P1 and P1,
It is possible to correct the legs P1 and P1 by moving them so as to correspond to the lower leg and narrowing the distance between them through the corresponding adjusting mechanisms 20 so that the legs P1 and P1 are sandwiched from both outsides. . At this time, appropriate spacers S1 and S2 may be inserted between the knees and ankles of the legs P1 and P1. Further, it is preferable to use an appropriate splint T for each pad 31 corresponding to the thigh and the lower leg.

When the correction time of the legs P1 and P1 has elapsed, the gap between the pads 31 and 31 is expanded through the adjusting mechanisms 20 to release the legs P1 and P1.

In the above description, each screw shaft 21 and each screw member 24 may be a ball screw shaft or a ball screw member, respectively. Further, each screw shaft 21 may be electrically driven by mounting an appropriate operating motor instead of the rotary handle 23.

Further, the left and right pads 31, 31, ..., Along with the adjusting mechanisms 20, 20 ,.

[0029]

Other Embodiments The arm 32 may be constructed by combining a bent portion 32a and a short shaft 32b protrudingly provided on the upper surface of the screw member 24 (FIG. 4).

At the base end of the bent portion 32a, the facing hole 3 is formed.
2a1 and 32a1 are formed. Also, the shaft 32b
Is adapted to the bent portion 32a and has a plurality of holes 32b1 and 32b.
1 ... is formed in multiple stages. Shaft 32b on bent portion 32a
By inserting the pin 32c into the hole 32b1 through the holes 32a1 and 32a1 after selecting one of the holes 32b1 of the shaft 32b.
The height can be freely adjusted to be connected to b. That is, the bent portion 32a can adjust the height of the pad 31 on the bed 10 up and down.

The pad 31 can be rotatably attached to the arm 32 (FIG. 5). A joint 32d having a spherical recess 32d1 is attached to the tip of the arm 32 via a set screw 32d2.
A ball 32e with a shaft 32e1 is fitted into the shaft 1. Further, the shaft 32e1 of the ball 32e is connected to the pad 31
The ball 32e is rotatably held by the joint 32d. So pad 3
When contacting the leg portion P1, 1 can freely rotate through the joint 32d and the ball 32e (two-dot chain line in the figure), and the pad 31 is a leg portion without using the splint T. It can be easily adhered to P1.

Further, the screw shaft 21 of the adjusting mechanism 20 may be rotated by a detachable ratchet handle 23b instead of the rotating handle 23 (FIG. 6). The ratchet handle 23b is a reciprocating handle having a ratchet mechanism inside, and the rotational driving direction of the shaft 23b2 can be switched by operating the lever 23b1. A socket 21d corresponding to the shaft 23b2 of the ratchet handle 23b is formed at one end of the screw shaft 21.

Therefore, when the screw shaft 21 is rotated,
Shaft 23b of ratchet handle 23b in socket 21d
2 is inserted and the ratchet handle 23b is reciprocated in the direction of arrow Ka in FIG.
Via d, the screw shaft 21 can be rotated by rotating in one direction defined by the lever 23b1. In addition,
The ratchet handle 23b includes a plurality of sets of adjusting mechanisms 20,
For 20 ..., it is sufficient to switch commonly and use only one.

The bed 10 may be provided with a heater 17 for heating the legs P1 and P1 of the patient P (FIG. 7). Heater 1
7 can be installed above the bed member 11 to heat the legs P1 and P1. In addition, the heater 17 is preferably an infrared heater or a far infrared heater.
By using a and the blanket 17b together, the heating effect can be further enhanced.

[0035]

As described above, according to the present invention, by arranging the left and right pads whose spacing can be adjusted above the bed, the left and right pads can be adjusted by the adjustment mechanism.
The legs of the patient on the bed can be squeezed from both outsides to correct the legs. The operation at this time is only a rotational operation of the adjustment mechanism, which is extremely simple. It has an excellent effect that it can be used very conveniently for business use for patients.

[Brief description of drawings]

FIG. 1 is an explanatory plan view of the entire configuration.

FIG. 2 is a perspective view of the overall configuration

[Fig. 3] Enlarged cross-sectional view of the main part

FIG. 4 is an exploded perspective view of an essential part showing another embodiment.

FIG. 5 is an explanatory plan view of a main part showing another embodiment.

FIG. 6 is a perspective view of an essential part showing another embodiment.

FIG. 7 is a side view of an essential part showing another embodiment.

[Explanation of symbols]

 P1 ... Legs 10 ... Bed 15 ... Backrest 16 ... Guide rod 17 ... Heater 20 ... Adjustment mechanism 21 ... Screw shaft 24 ... Screw member 31 ... Pad

Claims (6)

[Claims] 1. A bed, and left and right pads disposed above the bed so as to face each other, and the distance between the pads can be adjusted via an adjusting mechanism mounted on the bed. Characterizing leg correction device. 2. The adjusting mechanism includes a screw shaft arranged in the left-right direction of the bed, and left and right screw members screwed onto the screw shaft to move the pad. 1. The leg straightening device according to 1. 3. The leg correction device according to claim 1, wherein the adjusting mechanism is movable in the front-rear direction of the bed via a guide rod provided in the bed. 4. The leg correcting device according to claim 1, wherein a plurality of sets of the pads are provided. 5. The leg straightening device according to claim 1, wherein the bed is provided with a heater for heating the leg. 6. The leg straightening device according to claim 1, wherein the bed includes a backrest.