JP2019088526A - Equipment for wrist joint - Google Patents

Abstract

To provide equipment for a wrist joint, mountable easily by a patient alone, and capable of fixing stably a painful joint part without affecting on a hand motion after being mounted.SOLUTION: In equipment 1 for a wrist joint including a body part 2, and a finger insertion part 3 provided on the body part 2, after mounting the finger insertion part 3 on a finger, the body part 2 is wound around a wrist, and after completion of winding of the body part 2, the finger insertion part 3 is removed from the finger, and fixed to the body part 2.SELECTED DRAWING: Figure 4

Description

  The present invention relates to a wrist joint brace mounted on a wrist joint site of a patient with a wrist joint injury, in particular TFCC injury, for fixing the wrist joint.

  The wrist joint may be damaged when the wrist joint is twisted or excessive use of the wrist joint in sports or work is done. A typical disease is triangular fibrocartilage complex injury. This disease, also called TFCC injury (Triangular Fibrocartilage Complex Injuries), is a disease caused by excessive stress on the triangular fibrocartilage complex (TFCC), which acts as a load distribution and cushioning for the wrist joints (see below). , TFCC damage). This TFCC injury causes pain due to the flexion of the wrist joint and the rotation of the arm.

  There has been disclosed a wrist joint brace for fixing a wrist joint for the purpose of alleviating and treating pain of such a wrist joint injury (Patent Document 1). In addition, as a wrist joint fixing tool that allows the patient to detach and secure the wrist joint by itself, the traction belt that hooks the thumb, the palm belt that winds from the palm to the back, and winding along the wrist A wrist joint fixing device including a wrist belt is disclosed (Patent Document 2).

Japanese Patent Application Publication No. 2003-061995 Unexamined-Japanese-Patent No. 2010-029501

  There is a need for a hand joint orthosis that allows a patient to be worn on their own and stably fix a painful joint site. However, in the conventional orthosis for hand joints, there is a problem that it interferes with the movement of the hand such as holding an object after wearing.

  The present invention has been made in view of such a situation, and allows a patient to wear an orthotic brace alone, and can prevent pain without interfering with the operation of the hand such as grasping an object after wearing. An object of the present invention is to provide a wrist joint brace that can stably fix a certain joint site.

  In order to solve the above problems, the wrist joint orthosis as an embodiment of the present invention comprises at least a main body portion pressing the wrist, and a finger insertion portion provided on the main body portion and having an opening portion, The main body portion is wound around a wrist after the finger insertion portion is attached to a finger, and the finger insertion portion is detached from the finger after the completion of the winding of the main body portion and fixed to the main body portion.

  According to the orthosis for hand joints of the present invention, a patient can be easily worn by one person, and a painless joint site can be stably fixed without affecting the movement of the hand after wearing. be able to.

It is a schematic diagram which shows the outer side of the open state of the orthotic for wrist joints which concerns on embodiment of this invention. It is a schematic diagram which shows the inner surface of the open state of the hand-joint orthosis which concerns on embodiment of this invention. It is a schematic diagram which shows the modification of the finger insertion part which concerns on this invention. It is a schematic diagram which shows the mounting procedure of the orthotic for wrist joints which concerns on embodiment of this invention. It is a schematic diagram which shows the mounting procedure of the orthotic for wrist joints which concerns on embodiment of this invention. It is a schematic diagram which shows the mounting procedure of the orthotic for wrist joints which concerns on embodiment of this invention. It is a schematic diagram which shows the mounting procedure of the orthotic for wrist joints which concerns on embodiment of this invention. It is a schematic diagram which shows the state after mounting | wearing of the apparatus for wrist joints which concerns on embodiment of this invention.

  Hereinafter, preferred embodiments for carrying out the present invention will be described with reference to the drawings. The embodiment described below shows an example of a representative embodiment of the present invention, and the scope of the present invention is not narrowly interpreted. Moreover, this invention can also combine either of the following Example and its modification.

(1) The structure of the brace for hand joints The structure of the brace 1 for hand joints which concerns on one Embodiment of this invention is demonstrated using FIGS. The same reference numerals in the drawings will not be described unless necessary.

FIG. 1 is a schematic view showing an outer side surface of the wrist joint orthosis 1 according to the present embodiment in an open state. Here, the outer side surface is an outer surface which is not in contact with the hand when the wrist joint brace 1 is attached to the hand. FIG. 2 is a schematic view showing the inside surface of the wrist joint brace 1 according to the present embodiment in the open state. Here, the inner surface is an inner surface that comes in contact with the hand when the wrist joint brace 1 is attached.
The wrist joint orthosis 1 according to the present embodiment is configured of a main body portion 2, a finger insertion portion 3, and a fixing belt 4. The main body 2 is a laterally elongated band wound around the wrist to fix the wrist joint. The finger insertion portion 3 is a band-shaped body attached to the finger when the main body portion 2 is wound around the wrist, and is fixed to the main body portion 2 by the connecting portion 30. The fixing belt 4 is a band-like body wound around the outer periphery of the main body 2 and is fixed to the central portion 21 of the main body 2. Each part will be described in more detail below.

(1-1) Main Body 2 The main body 2 is a band-like body wound around a wrist. As shown in FIG. 1, the main body 2 includes a central portion 21 and two end portions 22 and 23. The central portion 21 is a portion that hits the rib side of the wrist when the main body portion 2 is wound around the wrist, and the end portions 22 and 23 are portions that hit the ulnar side of the wrist. Preferably, at least one or both of the end 22 or the end 23 is wider than the central portion 21. By making the end portions 22 and 23 wider than the central portion 21, the ulna side can be more stably fixed. In addition, since it is possible to cover the palm as little as possible, it is possible to reduce the influence on the operation of the hand such as holding an object. Furthermore, by hand-winding the main body 2 so that the end portions 22 and 23 come into contact with the ulnar side of the wrist, it is possible to firmly fix only the ulnar side joint portion that needs to be fixed.

  The shape of the two end portions 22 and 23 is not limited to a substantially hexagonal shape, a circular shape or the like, but the end portion 22 has a substantially pentagonal shape and the end portion 23 has a substantially hexagonal shape. It may have any shape as long as it can be fixed. The central portion 21 preferably has a length of 50 mm to 85 mm. The width of the central portion 21 is preferably 50 mm to 75 mm.

  As shown in FIG. 2, the inner surface of the end 22 of the main body 2 may be provided with a pad 24 for pressing the ulna. By providing the pad 24, further compression can be applied to the distal scale joint in which the TFCC functionally affects, and the ulnar joint site that needs to be fixed can be firmly fixed. In addition, the surface fastener portion 25 may be provided on the inner side surface of the end portion 23. Thus, after the main body portion 2 is wound around the wrist, the main body portion 2 can be fixed with an arbitrary strength by engaging with the outer side surface of the main body portion 2. The pad 24 preferably has a length of 25 mm or more and a width of 25 mm or more.

  The yarn material constituting the main body 2 may be any of natural fibers and chemical fibers. For example, polyamide fibers, polyester fibers, acrylic fibers, cellulose fibers (cotton, rayon, polynozic, lyocell etc.), polyurethane Yarns based solely on polyolefin fibers (polyethylene, polypropylene, etc.), acetate fibers, polyvinylidene chloride fibers, polyvinyl chloride fibers, wool (wool, animal hair, etc.), etc. or mixed fibers Can be used. As the type of yarn, monofilaments, multifilaments, twisted yarns, covered yarns, core yarns and the like can be used, and yarns subjected to stretch processing, bulking processing and the like may be used.

  In addition, various knitting structures of warp knitting or weft knitting can be used as the knitting of the main body part 2; for example, double russell fabrics, plain knit fabrics, rubber knit (rib knit) fabrics, pearl knit fabrics, tack knit fabrics, round Knitted fabrics, weft knitted fabrics, tricot fabrics, russell fabrics, pile knitted fabrics, plated yarn knitted fabrics, etc. can be used.

  Here, the double russell fabric can be made by connecting the loops called loops while making stitches from one thread, and the elasticity possessed by the loops can contribute to the stretching force, and air can be transmitted from this loop it can. Therefore, air permeability can be secured by using the double russell fabric.

  As a material of the pad 24, an elastomeric material such as polyurethane, chloroprene rubber, natural rubber, polyester, polypropylene, or acrylic can be used.

  The outer surface of the main body portion 2 is preferably a surface fastener in which a yarn material is raised in a loop shape in order to fix the main body portion 2 or engage the finger insertion portion 3.

(1-2) Finger Insertion Unit 3 The finger insertion unit 3 is a band-shaped body attached to the finger when the main unit 2 is wound around the wrist and removed from the finger after completion of the winding. The finger on which the finger insertion unit 3 is attached may be any finger of the five fingers, but is preferably the thumb from the viewpoint of facilitating removal of the finger insertion unit 3.

As shown in FIG. 1, the finger insertion part 3 is comprised from two strip | belt-shaped bodies 3a and 3b. The two band-shaped members 3a and 3b are fixed to the main body 2 by the connecting portion 30, and have an opening 31 for inserting a finger between the two band-shaped members 3a and 3b. By being configured by two band members, it becomes easier to follow the change in the direction of the finger insertion portion 3 compared to when it is configured by one band member, and when the finger is inserted, the main portion 2 and the finger insertion It becomes possible to confirm the mounting position in a state where there is no floating between the part 3 and the part 3 and in close contact. Further, by making the shape expanded from the free end 32 of the finger insertion portion 3 toward the connecting portion 30, the width of the opening 31 formed between the two strip-shaped members 3a and 3b becomes wider, It becomes easy to remove the insertion part 3 from a finger.
It is preferable that the connecting portion 30 be fixed along the central axis M of the main body portion 2. The hand joint orthosis 1 can be used as a right hand or a left hand by making the finger insertion portion 3 foldable with the connection portion 30 as a base point.

  The free end 32 of the finger insertion portion 3 is provided with a detachable portion 33 which can be detached from and attached to the main body 2. The detachable portion 33 may be provided with a hook-and-loop fastener or the like on both sides of the free end 32, or may be provided on only one of the faces. By providing the detachable portion 33, after the finger insertion portion 3 is removed from the finger, it can be fixed to the main body portion 2, and the finger insertion portion 3 can be used without hanging around and affecting the operation of the hand etc. There is no loss of appearance.

  The length in the longitudinal direction of the finger insertion portion 3 is preferably 7.5 cm to 11 cm in order to make the finger insertion portion 3 easy to remove from the finger. By setting the finger insertion portion 3 to the above length, the mounting position can be adjusted so that the end portions 22 and 23 hit the ulna side when the main body portion 2 is mounted on the hand. The thickness of the finger insertion portion 3 is preferably 0.1 mm to 5 mm so that the finger insertion portion 3 can be easily removed and not bulky when fixed to the main body portion 2. The width of each of the strip 3a or the strip 3b is preferably 0.5 cm to 3 cm, and more preferably, the strips 3a and 3b have the same width.

  The yarn material constituting the finger insertion portion 3 may be any of natural fibers and chemical fibers. For example, polyamide fibers, polyester fibers, acrylic fibers, cellulose fibers (cotton, rayon, polynozic, lyocell, etc.), Yarns using polyurethane fibers, polyolefin fibers (polyethylene, polypropylene etc.), acetate fibers, polyvinylidene chloride fibers, polyvinyl chloride fibers, wool (wool, animal hair etc.) alone, or these fibers Mixed yarns can be used. As the type of yarn, monofilaments, multifilaments, twisted yarns, covered yarns, core yarns and the like can be used, and yarns subjected to stretch processing, bulking processing and the like may be used.

  In addition, various knitting structures of warp knitting or weft knitting can be used as the knitting of the finger insertion part 3; for example, double russell cloth, plain knit cloth, pearl knit cloth, tack knit cloth, circular knit cloth, flat knit cloth, Russell's fabric, pile knitted fabric, plied yarn knitted fabric, etc. can be used.

  The attaching / detaching portion 33 can adopt a known attaching / detaching means, and can be, for example, a hook-and-loop fastener, a button, a hook, a cord or the like. Among these, attaching and detaching means which are not bulky and do not impair the appearance when fixed to the main body 2 are preferable, and among them, the surface fastener is particularly preferable.

  The modification of the finger insertion part 3 is shown in FIG. The finger insertion portion 3 may be configured as a loop of one strip shown in FIG. 3 (A), or may be configured by providing a slit in one strip shown in FIG. 3 (B). Furthermore, a triangular or trapezoidal opening 31 may be provided in a single strip shown in FIGS. 3 (C) and 3 (D). The attachment / detachment part 33 can be commonly provided also in these modifications.

(1-3) Fixing Belt The fixing belt 4 is a band-shaped body provided on the outer side surface of the main body 2 to further press the wrist joint. As shown in FIG. 1, it is preferable that the front end of the fixing belt 4 be constituted by branched portions 41 a and 41 b and be bifurcated. By bifurcating the tip, the fixing strength of the fixing belt 4 can be finely adjusted. The outer surface of the fixing belt 4 is preferably a surface fastener in which a yarn material is raised in a loop in order to fix the fixing belt 4. Here, the outer side surface of the fixing belt 4 is a surface where the fixing belt 4 is not in contact with the main body 2. The fixing belt 4 may be provided at any position on the outer surface of the main body 2 as long as the fixing belt 4 is provided on the outer surface of the main body 2.

  Surface fastener portions 42a and 42b are provided on the inner side surfaces of the tips of the branched portions 41a and 41b of the fixing belt 4. After the fixing belt 4 is wound around the wrist, the fixing belt 4 can be fixed with an arbitrary strength by engaging the outer surface of the fixing belt 4 with the branch portions 41a and 41b. Here, the inner side surface of the fixing belt 4 is a surface where the fixing belt 4 contacts the main body 2.

  The yarn material constituting the fixing belt 4 may be any of natural fibers and chemical fibers. For example, polyamide fibers, polyester fibers, acrylic fibers, cellulose fibers (cotton, rayon, polynozic, lyocell etc.), polyurethane Yarns based solely on polyolefin fibers (polyethylene, polypropylene, etc.), acetate fibers, polyvinylidene chloride fibers, polyvinyl chloride fibers, wool (wool, animal hair, etc.), etc. or mixed fibers Can be used. As the type of yarn, monofilaments, multifilaments, twisted yarns, covered yarns, core yarns and the like can be used, and yarns subjected to stretch processing, bulking processing and the like may be used.

  For knitting of the fixing belt 4, various knitting structures of warp knitting or weft knitting can be used, for example, double russell fabrics, plain knitting fabrics, pearl knitting fabrics, tack knitting fabrics, circular knitting fabrics, weft knitting fabrics, russell fabrics, It is possible to use pile knit fabric, piling knit fabric and the like.

  In addition, in the orthosis 1 for wrist joints which concerns on this embodiment, not only said structure but another well-known fastening structure can be employ | adopted, for example, a buckle, a snap button, etc. may be used.

(2) Example of mounting procedure of the wrist joint brace Next, an example of the mounting procedure of the wrist joint brace 1 according to this embodiment will be described with reference to FIGS. 4 to 8. The same reference numerals in the drawings will not be described unless necessary. In the present embodiment, an example of a procedure for wearing on the right hand RH of the wearer will be described. The wrist joint orthosis according to the present invention can be worn on either the left or right hand of the wearer by bending the finger insertion portion 3 to the side upside down when wearing the right hand.

  First, as shown in FIG. 4, after attaching the finger insertion unit 3 to the right-hand thumb RF, the inner side of the main unit 2 is brought into contact with the palm side of the right hand RH so that the end 22 hits the ulna of the right hand RH. Pull on the part 2 and turn it from palm side to instep side and wrap around the wrist. Then, as shown in FIG. 5, the hook-and-loop fastener 25 is engaged with the outer surface of the main body 2 and temporarily fixed to the wrist.

  Next, as shown in FIG. 6, the finger insertion portion 3 attached to the right hand thumb RF is removed, and the free end 32 is fixed to the outer side surface of the main body portion 2 using the attaching / detaching portion 33. At this time, it is preferable that the finger insertion unit 3 be in close contact with the main unit 2 and be fixed.

  Then, as shown in FIGS. 7 and 8, the fixing belt 4 is pulled and turned from the palm side to the back side and wound around the wrist, and the branch parts 41a and 41b are fixed to the fixing belt 4 using surface fastener parts 42a and 42b. . At this time, since the fixing belt 4 fixes the finger insertion portion 3 from the outside, the finger insertion portion 3 is sandwiched between the main body portion 2 and the fixing belt 4. Accordingly, it is possible to suppress the finger insertion unit 3 from coming off the main body unit 2 and hanging around.

  As shown in FIG. 8, the wrist joint orthosis 1 according to the present embodiment can stably fix the ulna side by making the end portions 22 and 23 wider than the central portion 21. On the other hand, by making the central portion 21 narrower than the end portions 22 and 23 and minimizing the fixation range on the rib side, it is possible to reduce the influence on the hand operation such as gripping an object after wearing.

  As described above, after attaching the finger insertion unit 3 to the right thumb finger RF, the wrist joint orthosis 1 according to the present embodiment winds the main unit 2 around the wrist and fixes the finger insertion unit 3 to the main unit 2. Furthermore, by winding the fixing belt 4, it can be easily mounted with one hand, and the ulnar side can be stably fixed without interfering with the operation of the hand.

  That is, the orthosis for the wrist joint according to the present invention can be easily worn by a single patient, and can stably fix a painful joint site without affecting the movement of the hand after wearing.

1 Hand Joint Equipment 2 Body Part 3 Finger Insertion Part 4 Fixing Belt 21 Central Part 22, 23 End Part 25, 42a, 42b Surface Fastener Part 30 Connecting Part 31 Opening 32 Free End 33 Detaching Part 41a, 41b Branching Part RH Right Hand RF right thumb

Claims (8)

A body that squeezes the wrist,
At least a finger insertion part provided in the main body part and having an opening;
The main body portion is wound around a wrist after the finger insertion portion is attached to the finger,
The hand joint orthosis, wherein the finger insertion unit is removed from the finger and fixed to the main body after completion of winding of the main body. The body portion comprises a central portion and two ends,
The wrist joint brace according to claim 1, wherein at least one of the two end portions is wider than the central portion.   The wrist joint according to claim 2, wherein the main body portion is wound around the wrist by turning the palm side from the palm side to the back side so that the wide end portion contacts the ulna after the finger insertion portion is attached to the finger. Brace.   4. The wrist prosthesis of claim 3, comprising a pad at a position where the wide end strikes the ulna.   The orthosis for the wrist joint according to any one of claims 1 to 4, wherein the finger insertion unit comprises an attachment / detachment unit to / from the main body unit.   The wrist joint brace according to any one of claims 1 to 5, further comprising a fixing belt wound around an outer periphery of the main body.   The wrist joint brace according to claim 6, wherein the finger insertion portion is removed from the finger after completion of the winding of the main body portion, and is sandwiched and fixed between the main body portion and the fixing belt.   The joint according to any one of claims 1 to 7, wherein the opening is widened from a free end side of the finger insertion portion toward a connection portion between the finger insertion portion and the main body portion. Orthosis.

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