CN111228026A - Recoverable fixing brace for flexor tendon injury - Google Patents

Recoverable fixing brace for flexor tendon injury Download PDF

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Publication number
CN111228026A
CN111228026A CN202010192319.4A CN202010192319A CN111228026A CN 111228026 A CN111228026 A CN 111228026A CN 202010192319 A CN202010192319 A CN 202010192319A CN 111228026 A CN111228026 A CN 111228026A
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CN
China
Prior art keywords
rod
fixing
limiting
block
fixing band
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Pending
Application number
CN202010192319.4A
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Chinese (zh)
Inventor
张中兴
许峰
覃琼丽
杨小龙
周元蕉
刘智
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Liuzhou Municipal Liutie Central Hospital
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Liuzhou Municipal Liutie Central Hospital
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Application filed by Liuzhou Municipal Liutie Central Hospital filed Critical Liuzhou Municipal Liutie Central Hospital
Priority to CN202010192319.4A priority Critical patent/CN111228026A/en
Publication of CN111228026A publication Critical patent/CN111228026A/en
Pending legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
    • A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
    • A61F5/04—Devices for stretching or reducing fractured limbs; Devices for distractions; Splints
    • A61F5/05—Devices for stretching or reducing fractured limbs; Devices for distractions; Splints for immobilising
    • A61F5/058—Splints
    • A61F5/05841—Splints for the limbs
    • A61F5/05858—Splints for the limbs for the arms
    • A61F5/05875—Splints for the limbs for the arms for fingers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H1/00—Apparatus for passive exercising; Vibrating apparatus; Chiropractic devices, e.g. body impacting devices, external devices for briefly extending or aligning unbroken bones
    • A61H1/02—Stretching or bending or torsioning apparatus for exercising
    • A61H1/0274—Stretching or bending or torsioning apparatus for exercising for the upper limbs
    • A61H1/0285—Hand
    • A61H1/0288—Fingers
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B23/00—Exercising apparatus specially adapted for particular parts of the body
    • A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
    • A63B23/12—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for upper limbs or related muscles, e.g. chest, upper back or shoulder muscles
    • A63B23/16—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for upper limbs or related muscles, e.g. chest, upper back or shoulder muscles for hands or fingers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/01—Constructive details
    • A61H2201/0173—Means for preventing injuries
    • A61H2201/0176—By stopping operation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/01—Constructive details
    • A61H2201/0192—Specific means for adjusting dimensions

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Nursing (AREA)
  • Epidemiology (AREA)
  • Pain & Pain Management (AREA)
  • Rehabilitation Therapy (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)

Abstract

The invention provides a resilient fixing brace for flexor tendon injury, and belongs to the technical field of medical appliances. Mainly comprises a fixing belt for fixing fingers and a rotation limiting structure for limiting the rotation angle of a finger joint; the fixing band is connected with the rotating limiting structure and is divided into an upper fixing band and a lower fixing band, and the upper fixing band and the lower fixing band are connected through the rotating limiting structure; and the lower fixing belt is provided with an elastic contraction structure for assisting the buckling of the fingers, and the elastic contraction structure is connected with the upper fixing belt. According to the invention, the rotation limiting structure is arranged, so that the bending angle of the finger can be limited, different limiting angles can be selected, and the device is suitable for bending training of fingers with different degrees; the elastic contraction structure is further arranged, the size of the elastic force is adjusted by adjusting the length of the elastic line, and then the strength of the passive buckling of the fingers is changed.

Description

Recoverable fixing brace for flexor tendon injury
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of medical appliances, in particular to a fixing brace capable of rebounding tendon flexor tendon injury.
[ background of the invention ]
The incision of the tendon of the flexor digitorum of a finger is a common clinical disease, the flexor digitorum position is generally required to be fixed for three weeks after operation, functional exercise is required to prevent tendon adhesion every day in the three weeks, the broken tendon can not actively contract to prevent re-breakage, and only passive movement of the damaged tendon can be performed, namely, the finger is actively straightened and passively flexed. General fixed like plaster or brace all are rigid fixed, need remove every day fixedly, are instructed by medical staff to carry out the functional training, and the refastening after the exercise, it is very inconvenient, and some patients' cooperation nature is low, and comprehension ability is not enough, can not completely cooperate and carry out normal functional training, easily causes the complication that the tendon splits again.
Chinese patent application No. CN208808784U discloses a finger joint fixing device, which comprises a first fixing unit, a second fixing unit and at least one elastic member. The first fixing unit comprises a first wearing body suitable for being penetrated and stretched by fingers and a first connecting plate which is positioned on one side of the first wearing body and extends along the penetrating direction. The second fixing unit comprises a second wearing body suitable for fingers to penetrate and extend, and a second connecting plate which extends towards the first fixing unit from the second wearing body and is pivoted to the first connecting plate, and the first connecting plate and the second connecting plate are of hard structures. The two ends of the elastic piece are respectively connected with the first fixing unit and the second fixing unit, and the elastic piece can be bent and tends to restore to a straight state extending along the extending direction in a penetrating mode, so that the second fixing unit can restore to a state extending along the extending direction as same as the first fixing unit after pivoting relative to the first fixing unit. The invention can help to pull back the bent fingers of a patient, but can not carry out the actions of actively straightening and passively bending the fingers and can not carry out the rehabilitation training of the fingers well.
[ summary of the invention ]
The invention aims to: to the problem that above-mentioned exists, provide a can kick-back and indicate flexor tendon damage fixed brace, this can kick-back indicate flexor tendon damage fixed brace can carry out the passive activity of injury tendon through setting up elasticity extending structure solving the patient, initiatively straightens promptly, and the action of passive bucking finger still restricts finger flexion angle through rotating limit structure.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a fixing brace capable of rebounding tendon flexor tendon injury mainly comprises a fixing band for being fixed on a finger in a surrounding mode and two rotation limiting structures for limiting rotation angles of finger joints; the length of the fixing band is adjustable, the fixing band is divided into an upper fixing band and a lower fixing band, the upper fixing band and the lower fixing band are respectively fixed on two sides of the finger joint of the near side, the upper fixing band and the lower fixing band are used for fixing a rotation limiting mechanism located in the middle, and the rotation limiting structure mainly comprises a limiting block, a connecting rod, an upper rod, a lower rod and a limiting nut; the limiting block is cylindrical in appearance, a cylindrical cavity is formed in the limiting block along the axis direction, the axis of the cavity is overlapped with the axis of the limiting block, a threaded hole is formed in the limiting block along the axis direction from the end face, the threaded hole is communicated with the cavity, two through grooves are symmetrically formed in the side face of the limiting block at intervals, each through groove enables the side wall of the limiting block to form a rotary step, the two rotary steps are gradually descended along the annular side wall of the limiting block in a fan-shaped mode, the upper surface area of each step of the two rotary steps is gradually increased from top to bottom, the shorter sides of the two rotary steps are far away from each other, and the higher sides of the two rotary steps; one end of the upper rod and one end of the lower rod respectively enter the cavity structure through different through grooves; the connecting rod enters the cavity structure through being connected with a threaded hole of the limiting block, and respectively penetrates through rotating shaft holes formed in one end of the upper rod and one end of the lower rod in the cavity structure, so that the upper rod and the lower rod are rotatably connected in the cavity structure of the limiting block, and are respectively abutted and rotated on different layers of steps of the rotating steps for rotation limiting; the other end of the upper rod and the other end of the lower rod penetrate through the limiting block, the other end of the upper rod is connected with the upper fixing belt, the other end of the lower rod is connected with the lower fixing belt, the two rotation limiting structures are respectively connected to the left side and the right side of the fixing belt, and the fixing belt and the fingers are driven to rotate through the rotation of the upper rod and the lower rod; an elastic contraction structure for assisting the fingers to bend from a straight state is further arranged between the upper fixing band and the lower fixing band.
Furthermore, the elastic contraction structure mainly comprises a shell, a protective cover, a coil fixing block and elastic wires; the shell is fixedly arranged in the middle of the lower fixing band and is positioned on the finger bending surface; the shell is of a cavity structure with an opening at one end, the protective cover covers the opening end of the shell, a rotating rod is arranged in the cavity structure in the direction vertical to the end face, a through hole is formed in the coil fixing block in the direction vertical to the end face, the rotating rod penetrates through the through hole to fix the coil fixing block in the shell, and the coil fixing block rotates around the rotating rod; the utility model discloses a wire winding device, including shell, line hole, fixed band, the upper end of coil fixed block and perpendicular side's position are equipped with the lug, the open end of shell evenly is equipped with a plurality of notch, fixes the coil fixed block on the shell through the gomphosis of lug and notch, makes the coil fixed block not take place to rotate, the elasticity line is wound on the coil fixed block side, the line hole has been seted up on the shell, the lateral surface to the shell is worn out to the medial surface straight line of shell from the line hole, and the opening of line hole is towards the upper fixed band, the free end.
Furthermore, one end of the connecting rod, which is positioned inside the limiting block, is provided with a fixed block for preventing the upper rod and the lower rod from falling off, and the other end of the connecting rod, which is positioned outside the limiting block, is provided with a rotating disc for rotating the connecting rod; the connecting rod position that is close to the fixed block is smooth pole, and other positions are the threaded rod, connecting rod and fixation nut threaded connection make upper boom and lower beam rotate at the position of fixed block and fixation nut middle smooth rod and connect.
Furthermore, a magic tape is arranged on the fixing belt, and the fixing belt is pasted and fixed on the finger through the magic tape.
Furthermore, the fixing belt is provided with a Chinese character 'ri' buckle, and the length of the fixing belt is adjusted through the Chinese character 'ri' buckle structure.
Further, the fixing belt is made of inelastic soft material fabric.
Furthermore, two inserting bags are respectively arranged on the upper fixing belt and the lower fixing belt and are arranged on the outer sides of the fixing belts, a containing cavity is formed by the inserting bags and the fixing belts, and the free ends of the upper rod and the lower rod are inserted into the containing cavity of the inserting bags.
Furthermore, one ends of the upper rod and the lower rod which are rotatably connected are mutually embedded, and the axes of the rotating shaft holes of the upper rod and the lower rod are superposed.
Furthermore, the rotation limiting structure is made of hard materials.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. the rotation limiting structure is arranged, so that the bending angle of the fingers can be limited, and different limiting angles can be selected by the rotary ladder formed by the through groove formed in the limiting block and the side wall of the limiting block, so that the device is suitable for the bending training of the fingers with different degrees; the elastic contraction structure is further arranged, the size of the elastic force is adjusted by adjusting the length of the elastic line, and then the strength of the passive buckling of the fingers is changed.
2. The invention is provided with the fixing belt with adjustable length, and is used for patients with different finger thicknesses.
3. According to the invention, the upper rod and the lower rod are fixed on the connecting rod by arranging the fixing nut and the fixing block, so that the contact positions of the upper rod, the lower rod and the limiting block are fixed, and the stability of the fixing brace is enhanced.
[ description of the drawings ]
Fig. 1 is a schematic plan view of an embodiment of the present invention.
Fig. 2 is a front view of a planar structure provided by an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a rotation limiting structure according to an embodiment of the present invention.
Fig. 4 is a left side view of the rotation limiting structure according to the embodiment of the present invention.
Fig. 5 is a schematic diagram of the connection of the connecting rod with the upper rod and the lower rod according to the embodiment of the present invention.
Fig. 6 is a partial sectional view of a stopper provided in an embodiment of the present invention.
Fig. 7 is a front view of the elastic force telescopic structure according to the embodiment of the present invention.
Fig. 8 is a top view of a resiliently flexible structure according to an embodiment of the present invention.
Fig. 9 is a schematic structural view of a fixing band according to an embodiment of the present invention.
Wherein, 1 is a finger, 2 is a lower fixing band, 2-1 is a magic tape, 3 is an upper fixing band, 4 is an upper rod, 5 is a rotating disc, 6 is an elastic thread, 7 is a shell, 7-1 is a thread hole, 7-2 is a rotating rod, 8 is a lower fixing band, 9 is a limiting block, 9-1 is a first limiting layer, 9-2 is a second limiting layer, 9-3 is a third limiting layer, 9-4 is a through groove, 10 is a coil fixing block, 11 is a cover, 12 is a connecting rod, 13 is a fixing block, 14 is a fixing nut, and 15 is an inserting bag.
[ detailed description ] embodiments
In order that the invention may be more clearly expressed, the invention will now be further described by way of specific examples.
In a preferred embodiment of the present invention, as shown in the drawings, a resilient tendon flexor tendon injury fixing brace mainly includes a fixing band for being fixed around a finger and two rotation limiting structures for limiting a rotation angle of a finger joint; the length of fixed band is adjustable, the fixed band divide into upper fixed band 3 and lower fixed band 2, upper fixed band 3 and lower fixed band 2 are fixed respectively in near side finger joint's both sides, upper fixed band 3 and lower fixed band 2 are used for fixing the rotation limiting mechanism who is located the centre, it is equipped with two to rotate limiting mechanism, and just is symmetrical about the finger. As shown in fig. 3 to 6, the rotation limiting structure mainly includes a limiting block 9, a connecting rod 12, an upper rod 4, a lower rod 8, and a limiting nut 14. The limiting block 9 is cylindrical, a cylindrical cavity is formed in the limiting block 9 along the axis direction, the axis of the cavity coincides with the axis of the limiting block 9, a threaded hole is formed in the limiting block 9 along the axis direction from the end face, and the threaded hole is connected with the cavity. Two through grooves 9-4 are symmetrically formed in the side face of the limiting block 9 at intervals, and each through groove 9-4 enables the side wall of the limiting block 9 to form a rotary step. The two rotary steps are in a fan shape and descend step by step along the annular side wall of the limiting block 9, and sequentially comprise a first limiting layer 9-1, a second limiting layer 9-2 and a third limiting layer 9-3. And the upper surface area of each step of the two rotary steps is gradually increased from top to bottom, the shorter sides of the two rotary steps are far away from each other, namely the third limiting layers 9-3 are far away from each other, and the higher sides are close to each other, namely the first limiting layers 9-1 are close to each other. One end of the upper rod 4 and one end of the lower rod 8 respectively enter the cavity structure through different through grooves 9-4; the connecting rod 12 enters the cavity structure through being connected with a threaded hole of the limiting block 9, and respectively penetrates through rotating shaft holes formed in one end of the upper rod 4 and one end of the lower rod 8 in the cavity structure, so that the upper rod 4 and the lower rod 8 are rotatably connected in the cavity structure of the limiting block 9, and are respectively abutted and screwed on different layers of steps of the rotating steps for rotation limiting through the upper rod 4 and the lower rod 8; the other end of the upper rod 4 and the other end of the lower rod 8 penetrate through the limiting block 9, the other end of the upper rod 4 is connected with the upper fixing belt 3, the other end of the lower rod 8 is connected with the lower fixing belt 2, the two rotation limiting structures are respectively connected to the left side and the right side of the fixing belt, and the fixing belt and fingers are driven to rotate through the rotation of the upper rod 4 and the lower rod 8; an elastic contraction structure for assisting fingers to bend from a straight state is further arranged between the upper fixing band 3 and the lower fixing band 2.
Further, the elastic contraction structure mainly comprises a shell 7, a protective cover 11, a coil fixing block 10 and an elastic wire 6. The shell 7 is fixedly arranged in the middle of the lower fixing band 2 and is positioned on the finger bending surface; the housing 7 is a cavity structure with one open end. The protective cover 11 covers the opening end of the shell 7, a rotating rod 7-2 is arranged in the direction perpendicular to the end face of the opening end at the bottom of the cavity structure, a through hole is formed in the direction perpendicular to the end face of the coil fixing block 10, the rotating rod 7-2 penetrates through the through hole to fix the coil fixing block 10 in the shell, and the coil fixing block 10 rotates around the rotating rod 7-2; the coil fixing block 10 is fixed on the shell 7 through the embedding of the convex blocks 10-1 and the notches, so that the coil fixing block 10 does not rotate. The elastic thread 6 surrounds the side face of the coil fixing block 10, the shell 7 is provided with a thread hole 7-1, the thread hole 7-1 penetrates out of the inner side face of the shell to the outer side face of the shell 7 in a straight line, and the opening of the thread hole 7-1 faces the upper fixing belt. The free end of the elastic thread 6 passes through the thread hole 7-1 and then is fixedly connected with the upper fixing strap 3, and the elastic thread 6 can be bound and wound on the upper fixing strap 3. The connection length of the elastic thread 6 and the upper fixing band 3 is adjusted through the rotation of the coil fixing block 10, so that the elastic force is adjusted. When the patient's finger is stretched voluntarily, stretch elastic line 6, when the patient does not stretch the finger, under elastic line 6's effect, the finger carries out passive buckling training. After the coil fixing block 10 is away from the shell 7, the coil fixing block 10 is rotated, the elastic wire 6 with a proper length is selected, then the coil fixing block 10 is placed back into the shell 7, the convex block 10-1 on the coil fixing block 10 is embedded in the notch on the shell 7, and therefore the length of the elastic wire 6 is fixed, and the generated elastic force is also fixed. And finally, covering the protective cover 11 at the opening of the shell 7, so that the coil fixing block 10 cannot be separated from the shell 7. Further preferably, the fixing belt is made of an inelastic soft material fabric. Prevent that elastic thread 6 from producing deformation when elasticity contracts and make elasticity reduce, can not reach the training effect of finger passive buckling.
Further preferably, two inserting bags 15 are respectively arranged on the upper fixing belt and the lower fixing belt, the inserting bags 15 are arranged on the outer sides of the fixing belts, the inserting bags 15 and the fixing belts form a containing cavity, and the other ends, namely free ends, of the upper rod 4 and the lower rod 8 are respectively inserted into the containing cavity of the inserting bags 15, so that the upper rod 4 and the lower rod 8 are respectively fixed on the fixing belts. According to the degree of training finger bucking, rotate connecting rod 12, make connecting rod 12 be in the fan-shaped layer of selecting different ladder layers, make pivoted angle different on fan-shaped edge through upper boom 4 and lower beam 8 butt to make the degree of finger bucking different, reach the bucking training of different degrees.
Further preferably, one end of the connecting rod 12 located inside the limiting block 9 is provided with a fixing block 13 for preventing the upper rod 4 and the lower rod 8 from being disengaged, and the other end of the connecting rod 12 located outside the limiting block 9 is provided with a rotating disc 5 for rotating the connecting rod 12. The connecting rod part that is close to fixed block 13 is smooth pole, and other positions are the threaded rod, connecting rod 12 and fixation nut threaded connection 14 make upper boom 4 and lower beam 8 rotate at the smooth pole position of fixed block 13 and fixation nut 14 middle and connect. The connecting rod 12 is connected with the threaded hole of the limiting block 9, so that the upper rod 4 and the lower rod 8 fixed on the connecting rod 12 can move up and down in the cavity of the limiting block 9, and the upper rod 4 and the lower rod 8 are located at positions of the fan-shaped layer cylinders on different layers in the limiting block 9.
Further preferably, the rotatably connected ends of the upper rod 4 and the lower rod 8 are fitted to each other, and the axes of the rotation shaft holes of the upper rod 4 and the lower rod 8 are overlapped. Thereby the upper rod 4 and the lower rod 8 are mutually jointed, and the space is saved.
Further preferably, the rotation limiting structure is made of hard materials, so that the rotation limiting structure can be normally used and cannot deform in the bending process of fingers.
Further preferably, the length of the strap is arranged to be adjustable in order to adapt the strap to patients with different finger thicknesses. The fixing belt is provided with a magic tape, and the fixing belt is fixed on the finger 1 through the magic tape. The upper fixing band and the lower fixing band are fixed in the same structure. One end of the lower fixing band 2 firstly surrounds the finger and is fixed with the body of the lower fixing band 2 through the magic tape 2-1, and the other end of the lower fixing band surrounds the finger for a circle and is then fixed with the body of the lower fixing band 2 through the magic tape 2-1, so that the fixing band can be fixed on the finger 1 and the finger cannot be tightened.
When the invention is implemented, firstly, the lower fixing band 2 is fixed on the fingers at two sides of the finger joint of a patient needing training through magic tapes, the lower rod 8 of the rotation limiting structure is inserted in the insertion bag 15 on the lower fixing band 2, and then the upper rod 4 is inserted in the insertion bag 15 of the upper fixing band 3. The length of the elastic line 6 is adjusted according to the rehabilitation training degree of the fingers of the patient, so that the contraction force of the elastic line 6 is adjusted, and the buckling strength of the fingers is adjusted. The positions of the upper rod 4 and the lower rod 8 connected to the connecting rod 12 are adjusted by rotating the rotating disc 5 to connect the connecting rod 12 with the threaded hole of the rotating block 9, so that the upper rod 4 and the lower rod 8 are positioned in different fan-shaped layers, the rotating angle of the upper rod 4 and the lower rod 8 is limited, and the degree of buckling of fingers is limited. The purpose of different degrees of finger buckling training is achieved.
In a second embodiment, the fixing strap is provided with a buckle with a shape like a Chinese character 'ri', and the length of the fixing strap is adjusted through the buckle structure with the shape like the Chinese character 'ri'. Similar to the length adjusting structure on the safety belt, the fixing effect is better.
The above description is intended to describe in detail the preferred embodiments of the present invention, but the embodiments are not intended to limit the scope of the claims of the present invention, and all equivalent changes and modifications made within the technical spirit of the present invention should fall within the scope of the claims of the present invention.

Claims (9)

1. The utility model provides a can kick-back and indicate fixed brace of flexor tendon damage which characterized in that: mainly comprises a fixing belt which is fixed on the finger in a surrounding way and two rotation limiting structures which are used for limiting the rotation angle of the finger joint; the length of the fixing band is adjustable, the fixing band is divided into an upper fixing band and a lower fixing band, the upper fixing band and the lower fixing band are respectively fixed on two sides of the finger joint of the near side, the upper fixing band and the lower fixing band are used for fixing a rotation limiting mechanism located in the middle, and the rotation limiting structure mainly comprises a limiting block, a connecting rod, an upper rod, a lower rod and a limiting nut; the limiting block is cylindrical in appearance, a cylindrical cavity is formed in the limiting block along the axis direction, the axis of the cavity is overlapped with the axis of the limiting block, a threaded hole is formed in the limiting block along the axis direction from the end face, the threaded hole is communicated with the cavity, two through grooves are symmetrically formed in the side face of the limiting block at intervals, each through groove enables the side wall of the limiting block to form a rotary step, the two rotary steps are gradually descended along the annular side wall of the limiting block in a fan-shaped mode, the upper surface area of each step of the two rotary steps is gradually increased from top to bottom, the shorter sides of the two rotary steps are far away from each other, and the higher sides of the two rotary steps; one end of the upper rod and one end of the lower rod respectively enter the cavity structure through different through grooves; the connecting rod enters the cavity structure through being connected with a threaded hole of the limiting block, and respectively penetrates through rotating shaft holes formed in one end of the upper rod and one end of the lower rod in the cavity structure, so that the upper rod and the lower rod are rotatably connected in the cavity structure of the limiting block, and are respectively abutted and rotated on different layers of steps of the rotating steps for rotation limiting; the other end of the upper rod and the other end of the lower rod penetrate through the limiting block, the other end of the upper rod is connected with the upper fixing belt, the other end of the lower rod is connected with the lower fixing belt, the two rotation limiting structures are respectively connected to the left side and the right side of the fixing belt, and the fixing belt and the fingers are driven to rotate through the rotation of the upper rod and the lower rod; an elastic contraction structure for assisting the fingers to bend from a straight state is further arranged between the upper fixing band and the lower fixing band.
2. The resilient flexor tendon injury fixation brace of claim 1, wherein: the elastic contraction structure mainly comprises a shell, a protective cover, a coil fixing block and an elastic wire; the shell is fixedly arranged in the middle of the lower fixing band and is positioned on the finger bending surface; the shell is of a cavity structure with an opening at one end, the protective cover covers the opening end of the shell, a rotating rod is arranged in the cavity structure in the direction vertical to the end face, a through hole is formed in the coil fixing block in the direction vertical to the end face, the rotating rod penetrates through the through hole to fix the coil fixing block in the shell, and the coil fixing block rotates around the rotating rod; the utility model discloses a wire winding device, including shell, line hole, fixed band, the upper end of coil fixed block and perpendicular side's position are equipped with the lug, the open end of shell evenly is equipped with a plurality of notch, fixes the coil fixed block on the shell through the gomphosis of lug and notch, makes the coil fixed block not take place to rotate, the elasticity line is wound on the coil fixed block side, the line hole has been seted up on the shell, the lateral surface to the shell is worn out to the medial surface straight line of shell from the line hole, and the opening of line hole is towards the upper fixed band, the free end.
3. The resilient flexor tendon injury fixation brace of claim 1, wherein: one end of the connecting rod, which is positioned in the limiting block, is provided with a fixed block for preventing the upper rod and the lower rod from falling off, and the other end of the connecting rod, which is positioned outside the limiting block, is provided with a rotating disc for rotating the connecting rod; the connecting rod position that is close to the fixed block is smooth pole, and other positions are the threaded rod, connecting rod and fixation nut threaded connection make upper boom and lower beam rotate at the position of fixed block and fixation nut middle smooth rod and connect.
4. The resilient flexor tendon injury fixation brace of claim 1, wherein: the fixing belt is provided with a magic tape, and the fixing belt is fixed on the finger through the magic tape.
5. The resilient flexor tendon injury fixation brace of claim 1, wherein: the fixing band is provided with a Chinese character 'ri' buckle, and the length of the fixing band is adjusted through the Chinese character 'ri' buckle structure.
6. The resilient flexor tendon injury fixation brace of claim 1, wherein: the fixing belt is made of inelastic soft material fabric.
7. The resilient flexor tendon injury fixation brace of claim 1, wherein: the upper fixing belt and the lower fixing belt are respectively provided with two inserting bags, the inserting bags are arranged on the outer sides of the fixing belts, the inserting bags and the fixing belts form accommodating cavities, and the free ends of the upper rod and the lower rod are inserted into the accommodating cavities of the inserting bags.
8. The resilient flexor tendon injury fixation brace of claim 1, wherein: the rotary connecting ends of the upper rod and the lower rod are mutually embedded, and the axes of the rotary shaft holes of the upper rod and the lower rod are overlapped.
9. The resilient flexor tendon injury fixation brace of claim 1, wherein: the rotation limiting structure is made of hard materials.
CN202010192319.4A 2020-03-18 2020-03-18 Recoverable fixing brace for flexor tendon injury Pending CN111228026A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112603629A (en) * 2020-12-24 2021-04-06 俞洁瑶 Fixing device used after injury of distal phalanx bottom

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112603629A (en) * 2020-12-24 2021-04-06 俞洁瑶 Fixing device used after injury of distal phalanx bottom

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