CN211326599U

CN211326599U - Adjustable knee joint flexion and extension device

Info

Publication number: CN211326599U
Application number: CN201922247784.9U
Authority: CN
Inventors: 陈洪德
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2020-08-25
Anticipated expiration: 2029-12-13

Abstract

The utility model discloses an adjustable knee joint bends and stretches ware relates to recovered auxiliary assembly technical field of orthopedics. The utility model discloses an outer shell, the inside of shell is fixed with the hydraulic stem, the one end of hydraulic stem is fixed with the second fixed block, one side on second fixed block top is fixed with first fixed block, one side of first fixed block is fixed with the pedal, the top of first fixed block opposite side is fixed with the second regulating plate, the one end of second regulating plate is fixed with even second leg support, the both sides of second leg support all are fixed with two adjust knob, a side of second leg support is fixed with the second bandage, it has first regulating plate to peg graft the one end of second leg support, the one end of first regulating plate is fixed with the fixed plate, the one end of fixed plate is fixed with first leg support. The utility model discloses a series of structural design make the device can freely adjusting device's length, and application scope is more extensive, and just installs light in weight, the operation of being convenient for more.

Description

Adjustable knee joint flexion and extension device

Technical Field

The utility model relates to a recovered auxiliary device technical field of orthopedics, more specifically say, relate to an adjustable knee joint bends and stretches ware.

Background

Knee joint postoperative resumes need to use knee joint to bend and stretch the ware and bend and stretch the training to patient's knee joint, resumes the positive normal activity of knee joint, and current knee joint bends and stretches the ware and can not the length of the fixed shank of adjusting device, and application scope is little, and needs a lot of regulation supports to cooperate when using for device weight increase, and the operation of being not convenient for, the utility model discloses a new solution is proposed to above problem.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide an adjustable knee joint bends and stretches ware to solve the technical problem who mentions in the background art.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

An adjustable knee joint flexion-extension device comprises a shell, wherein a hydraulic rod is fixed inside the shell, a second fixed block is fixed at one end of the hydraulic rod, a first fixed block is fixed at one side of the top end of the second fixed block, a pedal is fixed at one side of the first fixed block, a second adjusting plate is fixed at the top end of the other side of the first fixed block, a dual second leg support is fixed at one end of the second adjusting plate, two adjusting knobs are fixed on two sides of the second leg support, a second bandage is fixed on one side face of the second leg support, a first adjusting plate is inserted into one end of the second leg support, a fixed plate is fixed at one end of the first adjusting plate, a first leg support is fixed at one end of the fixed plate, a first bandage is fixed on one side face of the first leg support, and a rotating rod penetrates through the bottom end of the first leg support, fixed free bearing is fixed with to the both sides of dwang, the bottom welding of fixed free bearing has the base.

Preferably, one end of the hydraulic rod is fixed to the bottom of the second fixing block by a screw.

In any of the above schemes, preferably, the first leg support and the first strap, and the second leg support and the second strap are connected by velcro.

In any of the above schemes, preferably, one end of the base is provided with a sliding groove, and the bottom of the second fixing block is fixed in the sliding groove.

In any of the above aspects, preferably, one end of the fixing plate is connected to one end of the first adjusting plate by a pin.

In any of the above schemes, preferably, one side of the first fixed block is rotatably connected with the pedal.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) the utility model discloses a with patient's shank lift move place on first shank support and second shank support, later according to patient's size, wrench movement adjust knob for second regulating plate, the fixed pine between first regulating plate and the second shank support, later slide the position of second regulating plate and first regulating plate, when adjusting to the length that accords with patient's size, wrench movement adjust knob fixes first regulating plate and second regulating plate in second shank support, and then make the device be convenient for adjust length, application range is more extensive;

(2) the utility model discloses bronze drum starting drive, the hydraulic stem promotes the flexible removal of direction of second fixed block along the base, the second fixed block can drive first fixed block and second regulating plate when removing and is connected the position and rotate, the angle of adjustment second shank support, and carry out under spacing effect at fixed free bearing and dwang, make the position of being connected of fixed plate and first regulating plate rotate, adjust the angle of hydraulic stem, and then make the angle transform between second shank support and first shank support, bend to stretch patient's knee joint position, and the device is bending to patient's knee joint position and is stretching when, patient's foot can carry out the free rotation in foot pedal department, activity patient's angle joint, the device has reduced the use of adjusting bracket, make device weight lighten, make the device be convenient for the operation more.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the connection structure of the first adjusting plate, the second adjusting plate and the second leg support according to the present invention;

fig. 3 is the utility model discloses the connection structure sketch map of hydraulic stem and second fixed block.

The reference numbers in the figures illustrate:

1. a housing; 2. a base; 3. fixing a hinged support; 4. rotating the rod; 5. a first leg support; 6. a first strap; 7. a fixing plate; 8. a first adjusting plate; 9. adjusting a knob; 10. a second leg support; 11. a second strap; 12. a pedal; 13. a first fixed block; 14. a second fixed block; 15. a hydraulic lever; 16. a second adjusting plate.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are used in a broad sense, and for example, "connected," may be fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, or connected between two elements.

The specific embodiment is as follows:

referring to fig. 1-3, an adjustable knee joint flexion-extension device comprises a housing 1, a hydraulic rod 15 is fixed inside the housing 1, a second fixing block 14 is fixed at one end of the hydraulic rod 15, a first fixing block 13 is fixed at one side of the top end of the second fixing block 14, a pedal 12 is fixed at one side of the first fixing block 13, a second adjusting plate 16 is fixed at the top end of the other side of the first fixing block 13, a dual second leg support 10 is fixed at one end of the second adjusting plate 16, two adjusting knobs 9 are fixed at both sides of the second leg support 10, a second bandage 11 is fixed at one side of the second leg support 10, a first adjusting plate 8 is inserted at one end of the second leg support 10, a fixing plate 7 is fixed at one end of the first adjusting plate 8, a first leg support 5 is fixed at one end of the fixing plate 7, a first bandage 6 is fixed at one side of the first leg support 5, the bottom of first shank support 5 runs through dwang 4, and the both sides of dwang 4 are fixed with fixed free bearing 3, and the bottom welding of fixed free bearing 3 has base 2.

In this embodiment, in order to facilitate the adjustment of the position of the second fixed block 14, so that the device is normally used, one end of the hydraulic rod 15 is fixed to the bottom of the second fixed block 14 by a screw.

In this embodiment, in order to fix the leg of the patient on the device, the first leg support 5 and the first bandage 6, and the second leg support 10 and the second bandage 11 are connected by the magic tape.

In this embodiment, in order to enable the second fixing block 14 to be capable of adjusting the position normally, so that the device can be used normally, a sliding groove is formed at one end of the base 2, and the bottom of the second fixing block 14 is fixed in the sliding groove.

In this embodiment, one end of the fixing plate 7 is pinned to one end of the first adjustment plate 8 so that the device can be flexed to bend the patient's knee.

In this embodiment, in order to allow the patient to freely adjust the bending angle of the foot when the device is in use, one side of the first fixing block 13 is rotatably connected to the pedal 12.

The working principle is as follows:

when the device is used, firstly, the device is placed on a patient bed, then, the legs of a patient are lifted and placed on the first leg support 5 and the second leg support 10, then, the adjusting knob 9 is twisted according to the body type of the patient, so that the fixing among the second adjusting plate 16, the first adjusting plate 8 and the second leg support 10 is loosened, then, the positions of the second adjusting plate 16 and the first adjusting plate 8 are slid, when the length is adjusted to be consistent with the body type of the patient, the adjusting knob 9 is twisted, the first adjusting plate 8 and the second adjusting plate 16 are fixed in the second leg support 10, further, the length can be conveniently adjusted, the application range is wider, then, the device is started, the hydraulic rod 15 pushes the second fixing block 14 to move in a telescopic mode along the direction of the base 2, the second fixing block 14 can drive the connecting part of the first fixing block 13 and the second adjusting plate 16 to rotate while moving, the angle of adjustment second leg support 10, and carry out spacing effect at fixed free bearing 3 and dwang 4 down for the fixed plate 7 rotates with the connection position of first regulating plate 8, adjusts the angle of hydraulic stem 15, and then makes the angle transform between second leg support 10 and first leg support 5, bends to stretch patient's knee joint position, and the device is bending to stretch patient's knee joint position simultaneously, and patient's foot can carry out free rotation, activity patient angle joint in pedal 12 department.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. An adjustable knee joint flexion-extension device comprises a shell (1) and is characterized in that a hydraulic rod (15) is fixed inside the shell (1), a second fixed block (14) is fixed at one end of the hydraulic rod (15), a first fixed block (13) is fixed at one side of the top end of the second fixed block (14), a pedal plate (12) is fixed at one side of the first fixed block (13), a second adjusting plate (16) is fixed at the top end of the other side of the first fixed block (13), a dual second leg support (10) is fixed at one end of the second adjusting plate (16), two adjusting knobs (9) are fixed at two sides of the second leg support (10), a second bandage (11) is fixed at one side face of the second leg support (10), and a first adjusting plate (8) is inserted at one end of the second leg support (10), the one end of first regulating plate (8) is fixed with fixed plate (7), the one end of fixed plate (7) is fixed with first shank support (5), a side of first shank support (5) is fixed with first bandage (6), dwang (4) is run through to the bottom of first shank support (5), the both sides of dwang (4) are fixed with fixed free bearing (3), the bottom welding of fixed free bearing (3) has base (2).

2. The adjustable knee flexion-extension apparatus according to claim 1, wherein: one end of the hydraulic rod (15) is fixed with the bottom of the second fixing block (14) through a screw.

3. The adjustable knee flexion-extension apparatus according to claim 1, wherein: first shank support (5) and first bandage (6), second shank support (10) all are connected through magic subsides with second bandage (11).

4. The adjustable knee flexion-extension apparatus according to claim 1, wherein: a sliding groove is formed in one end of the base (2), and the bottom of the second fixing block (14) is fixed in the sliding groove.

5. The adjustable knee flexion-extension apparatus according to claim 1, wherein: one end of the fixing plate (7) is connected with one end of the first adjusting plate (8) through a pin.

6. The adjustable knee flexion-extension apparatus according to claim 1, wherein: one side of the first fixed block (13) is rotatably connected with the pedal (12).