CN218572375U

CN218572375U - Knee joint orthosis

Info

Publication number: CN218572375U
Application number: CN202220975010.7U
Authority: CN
Inventors: 屈晓辉
Original assignee: Ningbo Jingbo Rehabilitation Aids Co ltd
Current assignee: Ningbo Jingbo Rehabilitation Aids Co ltd
Priority date: 2022-04-26
Filing date: 2022-04-26
Publication date: 2023-03-07
Anticipated expiration: 2032-04-26

Abstract

The utility model discloses a knee joint orthosis, including the fixed cover of thigh and the fixed cover of shank, the fixed cover bottom both sides of thigh are rotated and are installed the upper junction plate, the ladder groove has been seted up on the upper junction plate, and the interior table wall fixedly connected with of ladder groove both sides is the latch that linear array distributes, the fixed cover top both sides of shank are rotated and are installed down the connecting plate, the top outside of connecting plate is rotated and is connected with the sleeve that passes the ladder groove down. The utility model discloses in, outwards pull out incomplete gear earlier, remove the fixed cover of shank again, drive the sleeve and slide in the ladder inslot, treat the suitable back of interval adjustment between the fixed cover of thigh and the fixed cover of shank, release incomplete gear, the locating piece gets into the constant head tank, the teeth of a cogwheel of incomplete gear both sides and the latch joint of both sides, under the elastic action of spring for the locating piece butt is in the constant head tank, fixed incomplete gear, the adaptation extends or shortens the adjustment in patient's the condition.

Description

Knee joint orthosis

Technical Field

The utility model relates to a knee joint orthopedic ware technical field especially relates to knee joint orthopedic ware.

Background

The knee joint is an important joint for ensuring normal standing, walking and various activities of a human body, so various injuries of the knee joint bring various inconveniences and even mobility disorders to life and work of a patient, the knee joint is often required to be fixed or the activities of the knee joint are limited in a smaller range in order to treat and repair the injuries of the knee joint, particularly in the rehabilitation stage after the knee joint operation, but in the prior art, most of the existing knee joint orthotics are fixed, only the angle can be properly adjusted, proper extension adjustment cannot be performed according to the condition of the patient, the use is time-consuming and labor-consuming, the recovery of the illness state of the patient is influenced, and the use frequency of the device is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the technical problems mentioned in the background art, a knee joint orthosis is proposed.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

knee joint orthopedic ware, including the fixed cover of thigh and the fixed cover of shank, the fixed cover bottom both sides of thigh are rotated and are installed the upper junction plate, the ladder groove has been seted up on the upper junction plate, and the interior table wall fixedly connected with of ladder groove both sides is the latch of linear array distribution, the fixed cover top both sides of shank are rotated and are installed down the connecting plate, the top outside of connecting plate is rotated and is connected with the sleeve that passes the ladder groove down, the inside fixedly connected with spring of sleeve, the free end fixedly connected with of spring and the incomplete gear of latch joint, incomplete gear is fixedly connected with locating piece all around, the constant head tank that holds the locating piece has on the sleeve.

As a further description of the above technical solution:

t-shaped grooves are formed in two sides of the thigh fixing sleeve and the shank fixing sleeve, a plurality of T-shaped blocks are connected in the T-shaped grooves in a sliding mode, elastic belts are fixedly connected between the T-shaped blocks on two sides, and positioning assemblies for fixing the T-shaped blocks are arranged on the thigh fixing sleeve and the shank fixing sleeve.

As a further description of the above technical solution:

the locating component comprises a stud fixedly connected to the T-shaped block, a sliding groove for accommodating the stud is formed in the thigh fixing sleeve, the outer side of the free end of the stud is connected with a nut in a screwing mode through threads, and the nut is abutted to the outer surface wall of the thigh fixing sleeve.

As a further description of the above technical solution:

the open ends of the sliding groove and the T-shaped groove are arranged on two adjacent sides of the thigh fixing sleeve.

As a further description of the above technical solution:

it has the screen cloth to sew up between the elasticity frenulum, and the screen cloth outside is sewed up and has been connect the cloth pocket.

As a further description of the above technical solution:

the inner surface walls of the thigh fixing sleeve and the crus fixing sleeve are both bonded with flexible cushion layers.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, adjust the interval between the fixed cover of thigh and the fixed cover of shank as required, extend or shorten when the adjustment in patient's the condition with the adaptation, at first, outwards pull out incomplete gear, make it break away from the joint with the latch, then, remove the fixed cover of shank, it slides in the ladder inslot to drive the sleeve, treat that the interval adjustment between the fixed cover of thigh and the fixed cover of shank is suitable back, the incomplete gear of release, the locating piece gets into the constant head tank, the teeth of a cogwheel of incomplete gear both sides and the latch joint of both sides, under the elastic action of spring, make the locating piece butt in the constant head tank, fixed incomplete gear, thereby play fixed upper junction plate and lower junction plate, avoid them to take place relative movement.

2. The utility model discloses in, if will unpack apart the fixed cover of thigh and the fixed cover of shank, will not complete the gear and pull out the ladder groove, then, will not complete the gear and rotate 90 degrees along telescopic axis direction, again to being close to telescopic direction for incomplete gear passes the ladder groove, then upper junction plate and lower connecting plate are no longer connected, thereby the installation and the dismantlement of the fixed cover of thigh and shank of being convenient for, simple structure, convenient operation.

3. The utility model discloses in, loosen the nut, adjust T type piece and slide in T type inslot, adjust the position of elastic frenulum, to different patient's shank condition, carry out adaptability and adjust, make things convenient for patient to use knee joint orthosis, improve knee joint orthosis's flexibility ratio.

Drawings

Fig. 1 shows a schematic front view of a knee joint orthosis according to an embodiment of the present invention;

fig. 2 shows an enlarged schematic view at a of a knee joint orthosis provided according to an embodiment of the present invention;

fig. 3 shows an enlarged schematic view at B of a knee joint orthosis provided according to an embodiment of the present invention;

fig. 4 shows a schematic connection diagram of a positioning block and a positioning groove of a knee joint orthosis according to an embodiment of the present invention;

fig. 5 illustrates a rear view schematic diagram of a knee joint orthosis provided in accordance with an embodiment of the present invention;

fig. 6 shows a schematic partial cross-sectional view of a knee joint orthosis provided in accordance with an embodiment of the present invention;

fig. 7 is a schematic top-down view of a thigh securing sleeve of a knee joint orthosis according to an embodiment of the present invention;

fig. 8 shows an enlarged schematic view at C of a knee joint orthosis provided according to an embodiment of the present invention;

fig. 9 illustrates a schematic side view of a knee joint orthosis provided in accordance with an embodiment of the present invention;

fig. 10 shows a schematic connection diagram of an incomplete gear and a latch of a knee joint orthosis according to an embodiment of the present invention.

Illustration of the drawings:

1. thigh fixing sleeves; 2. an upper connecting plate; 3. a lower connecting plate; 4. a shank fixation sleeve; 5. a stepped groove; 6. clamping teeth; 7. an incomplete gear; 8. positioning blocks; 9. a spring; 10. a sleeve; 11. an elastic tie; 12. screen cloth; 13. a cloth bag; 14. a T-shaped groove; 15. a flexible cushion layer; 16. a T-shaped block; 17. a stud; 18. a chute.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-10, the present invention provides a technical solution: the knee joint orthosis comprises a thigh fixing sleeve 1 and a shank fixing sleeve 4, wherein upper connecting plates 2 are rotatably mounted on two sides of the bottom of the thigh fixing sleeve 1, a stepped groove 5 is formed in each upper connecting plate 2, snap teeth 6 distributed in a linear array are fixedly connected to inner surface walls of two sides of each stepped groove 5, lower connecting plates 3 are rotatably mounted on two sides of the top of the shank fixing sleeve 4, a sleeve 10 penetrating through the stepped groove 5 is rotatably connected to the outer side of the top of each lower connecting plate 3, a spring 9 is fixedly connected to the inside of each sleeve 10, an incomplete gear 7 clamped with the snap teeth 6 is fixedly connected to the free end of the spring 9, positioning blocks 8 are fixedly connected to the periphery of each incomplete gear 7, and a positioning groove for accommodating the positioning block 8 is formed in each sleeve 10;

firstly, when the distance between the thigh fixing sleeve 1 and the shank fixing sleeve 4 needs to be adjusted to adapt to the condition of a patient for extension or shortening adjustment, firstly, the incomplete gear 7 is pulled outwards to be separated from clamping with the latch 6, then, the shank fixing sleeve 4 is moved to drive the sleeve 10 to slide in the stepped groove 5, after the distance between the thigh fixing sleeve 1 and the shank fixing sleeve 4 is adjusted to be proper, the incomplete gear 7 is released, the positioning block 8 enters the positioning groove, gear teeth on two sides of the incomplete gear 7 are clamped with the latch 6 on two sides, under the elastic action of the spring 9, the positioning block 8 is abutted against the positioning groove to fix the incomplete gear 7, so that the upper connecting plate 2 and the lower connecting plate 3 are fixed, and the relative movement of the upper connecting plate 2 and the lower connecting plate 3 is avoided;

secondly, if will unpack apart the fixed cover of thigh 1 and the fixed cover of shank 4, will not be intact the gear 7 and pull out ladder groove 5, then, will not be intact the gear 7 along sleeve 10's axis direction rotation 90 degrees, again to the direction that is close to sleeve 10 for incomplete gear 7 passes ladder groove 5, then upper junction plate 2 and lower junction plate 3 no longer connect, thereby the installation and the dismantlement of the fixed cover of thigh 1 and the fixed cover of shank 4 of being convenient for, simple structure, convenient operation.

Specifically, as shown in fig. 5-8, T-shaped grooves 14 are formed on both sides of the thigh fixing sleeve 1 and the shank fixing sleeve 4, a plurality of T-shaped blocks 16 are slidably connected in the T-shaped grooves 14, an elastic lacing 11 is fixedly connected between the T-shaped blocks 16 on both sides, and positioning components for fixing the T-shaped blocks 16 are arranged on both the thigh fixing sleeve 1 and the shank fixing sleeve 4;

the positioning assembly comprises a stud 17 fixedly connected to a T-shaped block 16, a sliding groove 18 for accommodating the stud 17 is formed in the thigh fixing sleeve 1, the outer side of the free end of the stud 17 is connected with a nut in a screwing mode through threads, the nut is abutted against the outer surface wall of the thigh fixing sleeve 1, and the sliding groove 18 and the opening end of the T-shaped groove 14 are arranged on two adjacent sides of the thigh fixing sleeve 1;

the nuts are loosened, the T-shaped block 16 is adjusted to slide in the T-shaped groove 14, the position of the elastic lace 11 is adjusted, and the elastic lace is adjusted adaptively according to the leg conditions of different patients, so that the patients can conveniently use the knee joint orthosis, and the flexibility of the knee joint orthosis is improved.

Specifically, as shown in fig. 5, a mesh cloth 12 is sewn between the elastic belts 11, and a cloth bag 13 is sewn outside the mesh cloth 12, first, the mesh cloth 12 and the cloth bag 13 are flexible, so that the relative adaptability change of the position adjustment of the elastic belts 11 is satisfied, and the mesh cloth 12 also has a certain wrapping capacity for the legs of the patient, thereby improving the fixing stability of the legs of the patient, and secondly, some medicine bags capable of activating menstrual blood can be placed in the cloth bag 13 to assist the patient in muscle activity.

Specifically, as shown in fig. 5 and 7, the inner surface walls of the thigh fixing sleeve 1 and the shank fixing sleeve 4 are both bonded with a flexible cushion layer 15, so that the legs of the patient are buffered to a certain extent, the legs of the patient are prevented from being injured due to the hard friction between the legs of the patient and the knee joint orthosis for a long time, and the legs of the patient are effectively protected.

The working principle is as follows: when the device is used, firstly, when the distance between the thigh fixing sleeve 1 and the shank fixing sleeve 4 needs to be adjusted to adapt to the condition of a patient for extension or shortening adjustment, firstly, the incomplete gear 7 is pulled out outwards to be separated from clamping with the latch 6, then, the shank fixing sleeve 4 is moved to drive the sleeve 10 to slide in the stepped groove 5, after the distance between the thigh fixing sleeve 1 and the shank fixing sleeve 4 is adjusted to be proper, the incomplete gear 7 is released, the positioning block 8 enters the positioning groove, gear teeth on two sides of the incomplete gear 7 are clamped with the latch 6 on two sides, under the elastic action of the spring 9, the positioning block 8 is abutted against the positioning groove to fix the incomplete gear 7, so that the upper connecting plate 2 and the lower connecting plate 3 are fixed, and the relative movement of the upper connecting plate 2 and the lower connecting plate 3 is avoided;

secondly, if the thigh fixing sleeve 1 and the shank fixing sleeve 4 are to be disassembled, the incomplete gear 7 is pulled out of the stepped groove 5, then the incomplete gear 7 is rotated by 90 degrees along the axis direction of the sleeve 10 and then moves towards the direction close to the sleeve 10, so that the incomplete gear 7 passes through the stepped groove 5, the upper connecting plate 2 and the lower connecting plate 3 are not connected, and the thigh fixing sleeve 1 and the shank fixing sleeve 4 are convenient to mount and dismount;

the T-shaped block 16 is adjusted to slide in the T-shaped groove 14 by loosening the nut, the position of the elastic tying band 11 is adjusted, and adaptive adjustment is performed according to the leg conditions of different patients, so that the knee joint orthosis can be conveniently used by the patients, and the flexibility of the knee joint orthosis is improved;

wherein, when the patient adjusts the device according to the self condition and finishes wearing for use, some medicine bags for activating the channels and the blood can be selectively placed in the cloth bag 13 in the using process to assist the patient to carry out muscle activity.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Knee joint orthosis, including the fixed cover of thigh (1) and the fixed cover of shank (4), its characterized in that, the fixed cover of thigh (1) bottom both sides are rotated and are installed upper junction plate (2), ladder groove (5) have been seted up on upper junction plate (2), and table wall fixedly connected with is latch (6) that linear array distributes in ladder groove (5) both sides, the fixed cover of shank (4) top both sides are rotated and are installed lower connecting plate (3), the top outside of lower connecting plate (3) is rotated and is connected with sleeve (10) that pass ladder groove (5), sleeve (10) inside fixedly connected with spring (9), the free end fixedly connected with of spring (9) and incomplete gear (7) of latch (6) joint, incomplete gear (7) fixedly connected with locating piece (8) all around, the constant head tank that holds locating piece (8) has on sleeve (10).

2. The knee joint orthosis according to claim 1, wherein T-shaped grooves (14) are formed in both sides of the thigh fixing sleeve (1) and the lower leg fixing sleeve (4), a plurality of T-shaped blocks (16) are slidably connected in the T-shaped grooves (14), an elastic lacing (11) is fixedly connected between the T-shaped blocks (16) on both sides, and positioning components for fixing the T-shaped blocks (16) are arranged on both the thigh fixing sleeve (1) and the lower leg fixing sleeve (4).

3. The knee joint orthosis according to claim 2, characterized in that the positioning assembly comprises a stud (17) fixedly connected to the T-shaped block (16), the thigh fixing sleeve (1) is provided with a sliding groove (18) for accommodating the stud (17), the outer side of the free end of the stud (17) is connected with a nut in a screwing manner through a thread, and the nut abuts against the outer surface wall of the thigh fixing sleeve (1).

4. Knee orthosis according to claim 3, characterized in that the open ends of the sliding groove (18) and the T-groove (14) are arranged on adjacent sides of the thigh fixation sleeve (1).

5. Knee orthosis according to claim 2, characterized in that a mesh (12) is stitched between the elastic straps (11) and a pocket (13) is stitched outside the mesh (12).

6. Knee orthosis according to claim 1, characterized in that the inner surface walls of the thigh fixation cuff (1) and of the calf fixation cuff (4) are glued with a flexible cushion (15).