JP6133047B2 - One leg brace leg brace - Google Patents

Description

  This invention is a one-side strut-length lower limb orthosis in which each support part supporting the rear surface of the thigh, the lower front of the knee, and the rear face of the lower leg is made of a thermoplastic lightweight and reinforced plastic material, and each support part is supported by one-side support. It is about.

In the rehabilitation of stroke hemiplegia, it is considered important to promote functional recovery at an early stage by orthosis therapy in the acute phase and the recovery phase. Among these, the long leg orthosis can prevent the knee from being bent, and can exert the effects of the muscles around the hip joint, which are important for standing, sitting and walking, with the maximum performance, and the effect of extracting the movement of the ankle can be expected. Currently, making custom-made long leg braces is a common treatment.
As shown in FIG. 6, the long lower limb orthosis 101 includes, for example, upper and lower support portions 102 that support each of the thigh, lower knee, and lower leg, and stirrups 103 on which the soles ride on both sides in the vertical direction. A structure in which the upper and lower columns 104 are connected to each other vertically is generally used. Further, the both-side support column 104 is provided with a knee joint 105 on the lower side of the thigh, and the knee can be bent by the knee joint 105.

JP 2010-110365

Conventional long leg braces are structured to support each support part, which is sized according to the thickness of the patient's thighs, etc., firmly supported by the struts on both sides. It was not made to be shared by unspecified patients, except for patients who matched the size of each part by chance.
In addition, the conventional long leg brace is heavy and inconvenient to wear due to the structure of the metal struts on both sides, and there are problems such as the number of days until delivery for custom-made, satisfying users and rehabilitation staff Often not getting.

  In view of the above-described problems, the present invention has been created to solve the problems. The object of the present invention is to support each of the support parts that support the rear surface of the thigh, the front surface below the knee, and the rear surface of the lower leg. Is made of thermoplastic lightweight and reinforced plastic material, making it easy to manufacture, making it possible to support each support part with one side strut through weight reduction and strengthening, and making one side strut to attach and detach the brace etc. It is an object of the present invention to provide a unilateral strut-length lower limb brace that can be easily attached to the unilateral strut and can be mounted without being affected by the width dimension of the patient's lower limb, and can be shared with an unspecified patient.

To achieve the above object, the present invention provides a thigh rear surface support portion that supports the rear surface of the thigh, a lower knee front support portion that supports the front surface below the knee, and a crus rear surface that supports the rear surface of the lower leg. Thermoplastic lightweight and reinforced plastic that has a support part and a stirrup part on which the sole of the foot rides, and that hardens and hardens when the thigh rear support part, lower knee front support part, and lower leg rear support part are cooled The lower side of the lower knee front support made of a thermoplastic lightweight and reinforced plastic material that hardens and hardens when it cools , forming a semi-spiral shape with a gap that allows the side of the lower leg to enter and exit from the side The lower leg support is integrated with the lower leg rear support part, and one side strut is provided in the vertical direction on the opposite side of the side where the side of the lower leg part can enter and exit from the side. Rear support and below knee Connecting the support portion in the vertical, it is made from means connecting the foot joint stirrup rotatably to the lower end side of the pole piece.

  Here, as a preferred embodiment, in claim 2, the one-side strut is composed of an upper one-side strut that vertically connects the thigh rear surface support portion and the lower knee front support portion, and a crus rear surface support portion and stirrup portion vertically. It consists of a lower unilateral strut to be connected, a knee joint is provided in the middle of the upper unilateral strut, and the upper side of the lower unilateral strut is attached to the lower side of the crus rear support part so as to be slidable in the vertical direction. According to a third aspect of the present invention, a thigh front surface holding belt for holding the front surface of the thigh is provided on the thigh rear surface support portion, and in the fourth aspect, the foot portion holding belt for holding the foot portion is attached to the stirrup portion. In claim 5, a crus front support belt that holds the front of the crus is provided on the crus rear support.

  According to the one-side strut-length lower limb orthosis according to the present invention comprising means for solving the problems, each support portion that supports the rear surface of the thigh, the front surface of the lower knee, and the rear surface of the lower leg is made of a thermoplastic lightweight and reinforced plastic material. By doing so, it can be easily molded by applying heat, and the shape of each support part can be partially corrected by applying heat to the incompatible part of the patient wearing the shape of each support part. Moreover, it is possible to connect and support the upper and lower support portions with one-side struts through weight reduction and reinforcement of the support portions. Furthermore, by using one side struts, the one side struts may be inside or outside the patient's lower limbs, and the thighs, knees, lower leg, etc. can be inserted and removed from the side where the one side struts are not provided. It is very practical and useful, such as easy to handle and attach / detach the brace.

It is a front view for the outside strut left lower limbs of the unilateral strut length lower limb orthosis showing a mode for carrying out the present invention. It is a rear view for the outside strut left lower limbs of the unilateral strut length lower limb orthosis showing a mode for carrying out the present invention. It is a right view for the outside strut left lower limbs of the unilateral strut length lower limb orthosis showing a mode for carrying out the present invention. It is a left side view for the outside strut left lower limbs of the unilateral strut length lower limb orthosis showing a mode for carrying out the present invention. It is the right view which developed the belt for the outside strut left lower limbs of the unilateral strut length lower limb orthosis showing the form for carrying out this invention. It is a front view of the conventional both-legs long leg brace.

  Hereinafter, the present invention will be described more specifically based on embodiments for carrying out the invention described in the drawings.

  In the figure, the unilateral strut-length lower limb orthosis 1 includes a thigh rear support part 2, a lower knee front support part 3 and a lower leg rear support part 4 made of a thermoplastic light weight / reinforced plastic material. The part 5 and the one side support | pillar 6 which connects these up and down are provided. The unilateral strut-length lower limb orthosis 1 is arranged in the order of the rear thigh support part 2, the lower knee front support part 3, the lower leg rear support part 4, and the stirrup part 5 from the upper side to the lower side.

  As the thermoplastic light weight / reinforced plastic material, for example, thermoplastic carbon fiber reinforced plastic (thermoplastic CFRP) is used. Thermoplastic CFRP is lighter and lighter than duralumin and is stronger than stainless steel. Further, since it is thermoplastic, it has a feature that its shape can be freely changed by applying heat.

  Also, when the thigh rear support part 2, the lower knee front support part 3 and the crus rear support part 4 are connected in the vertical direction, they are light and strong, so there is no need to support them on both side struts. 6 can be supported. Furthermore, the entire brace is lighter and easy to handle, including attaching and detaching braces.

  The thigh rear surface support portion 2 is a member that supports the rear surface of the thigh and is formed by processing a thin thermoplastic light weight / reinforced plastic material into a concave curved shape so as to engage with the shape of the rear surface of the thigh. It is configured.

  The thigh rear surface support portion 2 is provided with a thigh front surface holding belt 21 that holds the front side of the thigh supported by the rear surface. The thigh is firmly fixed by the thigh front support belt 21 so as not to move to the thigh rear support 2. One end of the thigh front holding belt 21 is fixed to the thigh rear support 2 with, for example, screws.

  Further, the front-side surface of the thigh front surface holding belt 21 is formed of, for example, a hook-shaped surface fastener 21a so that the thigh front surface holding belt 21 wound around the front surface side of the thigh can be held in that state. Has been. The rear surface is formed of a loop-shaped hook-and-loop fastener 21b on which a hook-shaped hook-and-loop fastener 21a is hooked.

  A pad 22 having a cushioning property is attached to the inner surface side of the thigh rear surface support portion 2 that touches the rear surface of the thigh. The rear thigh support 2 is made of a lightweight, reinforced plastic material that hardens and hardens when it cools down, and the back of the thigh may be slightly painful if it hits directly. The pad 22 with the function plays a role of relieving this.

  The lower knee front support portion 3 is a member that supports the lower knee front surface, and is formed by processing a thin thermoplastic light weight / reinforced plastic material into a concave curved shape so as to engage with the shape of the lower knee front surface.

  A pad 31 having a cushioning property is attached to the inner surface side of the front lower knee support portion 3 that is touched by the front lower knee. The lower knee front support part 3 is made of a thermoplastic lightweight / reinforced plastic material that hardens and hardens when it cools down, and it may become a little painful if the front lower knee directly hits this, so the pad 31 with cushioning properties is It plays a role in relieving this.

  The crus back support part 4 is a member that supports the back of the crus, and is a thin thermoplastic lightweight and reinforced plastic material processed into a concave curved surface so as to engage with the shape of the back of the crus. It is configured.

  A crus front support belt 41 that holds the front side of the crus supported by the rear surface is attached to the crus rear support part 4 as necessary. The lower leg is firmly fixed to the lower leg front holding belt 41 by the lower leg front holding belt 41 so as not to move. One end of the crus front support belt 41 is fixed to the crus rear support 4 with screws or the like.

  In addition, the front surface of the crus front holding belt 41 is formed with, for example, a hook-shaped hook-and-loop fastener 41a so that the crus front holding belt 41 wound around the front side of the crus can be held in that state. Has been. The rear surface is formed by a loop-shaped surface fastener 41b on which a hook-shaped surface fastener 41a is hooked.

  A pad 42 having a cushioning property is attached to the inner surface side of the lower leg support part 4 which is in contact with the rear face of the lower leg. The back support 4 of the lower leg is made of a lightweight, reinforced plastic material that hardens and hardens when it cools down, and the back of the lower leg may become slightly painful if it hits it directly. The pad 42 with the function serves to relieve this.

  The lower side of the lower knee front support portion 3 made of a thermoplastic lightweight and reinforced plastic material is formed in a semi-spiral shape with a gap 71 through which the side of the lower leg can enter and exit from the side, and the lower rear side of the lower leg It is integrated with the support part 4. This semi-helical shape means that the lower crus rear surface support part 4 on the lower knee front surface support part 3 is at the opposite side position, that is, the position rotated approximately 180 degrees.

  The lower knee front support part 3 and the lower leg rear support part 4 on the lower side thereof are in a state in which there is no boundary due to a continuous body 7 made of a thermoplastic lightweight and reinforced plastic material formed by being bent in a semi-spiral shape. It is integrally formed. The upper side of the continuous body 7 made of this thermoplastic lightweight and reinforced plastic material is connected to the lower knee front support part 3, and the lower side is connected to the lower leg rear support part 4. That is, a thermoplastic light weight / reinforced plastic material is bent into a semi-spiral shape, and the upper side thereof becomes the lower knee front support part 3 and the lower side thereof becomes the lower leg rear support part 4.

  The stirrup portion 5 is a member that supports the sole of the foot by placing the sole of the foot on it, and is configured by a plate-like member formed in an L shape. The L-shaped stirrup part 5 has the same side as the gap 71 in which the side of the lower leg can enter and exit from the side, and the foot is put in from the same side. During walking, the stirrup 5 is rotatably connected to the lower end side of the one-side column 6 so that it can follow the movement of the ankle joint.

  A foot holding belt 51 is attached to the stirrup 5 to hold the placed foot. The foot placed on the stirrup 5 is firmly fixed to the stirrup 5 by the foot retaining belt 51 so as not to move.

  The one-side column 6 connects the thigh rear surface support portion 2 and the below-knee front surface support portion 3 in the vertical direction. Further, a foot joint 62b of the stirrup portion 5 to be described later is rotatably connected to the lower end side of the one-side column 6. As described above, the one-side column 6 includes the thigh rear surface support portion 2, the lower knee front support portion 3 and the lower thigh rear surface support portion 4 which are located below and integrated through the continuum 7, and stirrup. It fulfills the function of connecting the part 5 up and down. The one-side strut 6 is provided in the up-down direction on the side opposite to the side where the gap 71 is formed so that the side surface of the lower leg part can enter and exit from the side.

  The one-side strut 6 in the drawing is an upper one-side strut 61 that connects the thigh rear surface support portion 2 and the lower knee front support portion 3 in the vertical direction, and a lower portion that connects the lower leg rear surface support portion 4 and the stirrup portion 5 in the vertical direction. Although it is comprised from the one-side support | pillar 62, you may provide by connecting up and down by the integrated thing.

  The upper half column 61 is inserted upward from the lower side of the thigh rear support portion 2 into the inside thereof and fixed by screws 61a. The lower side of the fork upper side support column 61 is connected to the inner side surface of the front lower knee support portion 3 by a screw 61a. A plurality of screw holes 61b are formed in the plate-like member of the upper one column 61 in the vertical direction. By changing the positions of the screw holes 61b formed above and below, the thigh rear surface support part 2 and The vertical distance from the lower knee front support part 3 can be adjusted respectively.

A knee joint 63 is provided in the middle of the upper one-side column 61 that connects the thigh rear support portion 2 and the lower knee front support portion 3 in the vertical direction. The knee joint 63 is configured to bend the one-side column 6 in the front-rear direction. The knee joint 63 is provided with a lever 63a for fixing and releasing the fixation. When the knee joint 63 is fixed, the knee joint 63 cannot be bent and is bent when the fixation is released. The knee joint 63 can be fixed and released by rotating the lever 63a up and down. The knee joint 63 has a structure that is automatically locked and fixed when the knee is extended.

  An upper side of the lower one-side column 62 is inserted upward into the inside from the lower side of the crus rear support 4 and is fixed by an adjusting screw 62a. In the lower half column 62, a plurality of screw holes (not shown) are formed in the vertical direction in the inserted plate-like member. By sliding the lower one-side column 62 up and down and changing the positions of screw holes (not shown) formed above and below, it is possible to adjust the vertical distance between the lower leg support portion 4 and the stirrup portion 5. It has become.

  A bearing hole for rotatably connecting the stirrup portion 5 is formed on the lower end side of the lower one-side column 62. An foot joint 62b is provided on the upper portion of the L-shaped stirrup 5. Thereby, the stirrup part 5 is rotatably connected to the lower end side of the lower one-side column 62 via the foot joint 62b.

  Next, a method for using the unilateral strut length lower limb orthosis based on the configuration of the embodiment for carrying out the invention will be described below.

  In this way, after each part of the thigh rear support part 2, the lower knee front support part 3 and the lower leg rear support part 4 of the unilateral strut length lower leg orthosis 1 is molded by heat, the long leg support apparatus is completed. According to the size of the wearer, the vertical distance between the thigh rear support portion 2 and the lower knee front support portion 3 is adjusted. By changing the position of a plurality of screw holes 61b formed in the vertical direction above and below the knee joint 63 of the upper one column 61, and inserting the screws 61a into the screw holes 61b at the changed positions, the rear surface of the thigh The vertical distance between the support part 2 and the front lower knee support part 3 can be adjusted.

  Similarly, the vertical distance between the crus rear support 4 and the stirrup 5 is adjusted. Change the position of a plurality of screw holes (not shown) formed in the vertical direction on the lower one-side column 62 inserted from the lower part of the lower leg support part 4 and insert the adjusting screw 62a into the screw hole at the changed position and tighten it. Thus, the vertical distance between the crus rear surface support part 4 and the stirrup part 5 can be adjusted.

  After adapting to the size of the patient wearing the unilateral strut length lower limb orthosis 1, the lever 63 a of the knee joint 63 provided on the upper unilateral strut 61 of the unilateral strut length lower limb orthosis 1 is moved to change the fixed state of the knee joint 63. The knee joint 63 is bent, the knee brace 63 is bent, the person's lower leg part is put into the lower leg rear surface support part 4 of the one-side strut-length lower extremity orthosis 1, and the lower knee part is put into the lower knee front support part 3.

  On the side opposite to the side where the one-side strut 6 is provided, there is a gap 71 between the lower knee front support part 3 and the lower leg rear support part 4 through which the side of the lower leg can enter and exit from the side, Using this gap 71, the person's lower knee and lower leg are put into the lower knee front support part 3 and the lower leg rear support part 4.

  Then, when the knee is extended, the front surface of the person's lower knee is in close contact with the inner pad 31 of the lower knee front support portion 3, and the rear surface of the lower leg portion is a pad 42 on the inner surface side of the lower leg rear support portion 4. In close contact. Furthermore, the rear surface of the person's thigh closely contacts the pad 22 on the inner surface side of the thigh rear surface support portion 2.

  After the rear surface of the lower leg part is brought into close contact with the pad 42 on the inner surface side of the lower leg support part 4, the lower leg front holding belt 41 is tightly wound around the front side of the lower leg part. The wound crus front holding belt 41 is formed with a hook-and-loop fastener 41a on the front surface thereof, and a loop-shaped hook-and-loop fastener that hooks the hook-shaped hook-and-loop fastener 41a on the rear side following the tip. Since 41b is formed, the front end side of the crus front support belt 41 can be firmly fixed to the subsequent rear surface side by bringing the surface fastener 41b into close contact with the front surface fastener 41a. The crus front support belt 41 secures the crus to the pad 42 on the inner surface side of the crus rear support 4.

  Similarly, after the rear surface of the thigh is brought into close contact with the pad 22 on the inner surface side of the thigh rear surface support portion 2, the thigh front surface holding belt 21 is tightly wound around the front surface side of the thigh. The wound front thigh front holding belt 21 has a hook-and-loop surface fastener 21a formed on the front surface thereof, and a hook-shaped hook-and-loop fastener 21a hooked on the rear side following the tip. Since 21b is formed, the front end side of the thigh front surface holding belt 21 can be firmly fixed to the subsequent rear surface side by closely contacting the surface fastener 21b with the front surface fastener 21a. The thigh front holding belt 21 secures the thigh to the pad 22 on the inner surface side of the thigh rear support 2.

  In this way, after the patient's lower limb is attached to the unilateral strut-length lower limb orthosis 1, the knee is extended to automatically lock the knee joint 63, and the knee joint 63 is fixed, whereby the knee is extended and held. As a result, knee bending is prevented and walking training for rehabilitation can be performed.

  The present invention is not limited to the embodiment for carrying out the invention, and it goes without saying that various modifications can be made without departing from the spirit of the invention. Although the description has been given of the case where the one-side strut is composed of the upper one-side strut and the lower one-side strut, it may be composed of one strut.

DESCRIPTION OF SYMBOLS 1 One side support | pillar length lower limb orthosis 2 Thigh rear surface support part 21 Thigh front surface holding belt 21a Surface fastener 21b Surface fastener 22 Put 3 Under knee front support part 31 Pad 4 Lower leg rear support part 41 Lower leg front holding belt 41a Surface fastener 41b Surface fastener 42 Pad 5 Stirrup portion 51 Foot holding belt 6 One side strut 61 Upper one side strut 61a Screw 61b Screw hole 62 Lower one side strut 62a Adjustment screw 62b Foot joint 63 Knee joint 63a Lever 7 Continuous body 71 Gap

Claims (5)

A thigh rear surface support portion that supports the rear surface of the thigh, a lower knee front support portion that supports the front surface below the knee, a crus rear surface support portion that supports the rear surface of the lower leg, and a stirrup portion on which the sole of the foot rides the provided, the thigh rear support portion, knee constituted by the front support portion and a thermoplastic lightweight, reinforced plastic materials that is made hard, cured and cooled to the lower leg rear support portion, comprising hard to cure with cool thermally The lower side of the lower knee front support part made of plastic lightweight and reinforced plastic material is formed in a semi-spiral shape with a gap where the lower leg side can enter and exit from the side, and integrated with the lower leg rear support part below it 1 side strut is provided in the up and down direction on the opposite side of the side where the side of the lower leg can enter and exit from the side, and the back support part of the thigh and the front support part below the knee are connected vertically by the one side support. And one side of the strut The pole piece length foot orthosis, characterized in that the concatenation of the foot joint of the stirrup rotatably on the end side. The one side strut is composed of an upper one side strut that connects the thigh rear support part and the lower knee front support part up and down, and a lower one side strut that connects the lower leg back support part and stirrup part up and down. The one-side strut-length lower limb orthosis according to claim 1, wherein a knee joint is provided in the middle of the strut, and the upper side of the lower one-side strut is slidably attached vertically to the lower side of the lower leg support portion. The one-side support | pillar length lower limb orthosis of Claim 1 which provided the thigh front surface holding belt which hold | maintains the front surface of a thigh in the thigh rear surface support part. The one-side support | pillar length lower limb orthosis of Claim 1 which attached the foot part holding belt holding a foot part to the stirrup part. The unilateral strut-length lower limb orthosis according to claim 1, wherein a crus front support belt for holding the front of the crus is provided on a crus rear support.

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