CN109481242B

CN109481242B - Auxiliary postoperative rehabilitation device convenient for height adjustment for orthopedics department

Info

Publication number: CN109481242B
Application number: CN201811314891.2A
Authority: CN
Inventors: 李�浩; 季卫平; 魏永敏
Original assignee: Lishui City Peoples Hospital
Current assignee: Lishui City Peoples Hospital
Priority date: 2018-11-06
Filing date: 2018-11-06
Publication date: 2021-09-10
Anticipated expiration: 2038-11-06
Also published as: CN113017940A; CN112999029A; CN109481242A

Abstract

The invention discloses an orthopedic postoperative auxiliary rehabilitation device convenient for height adjustment, which comprises a walking frame, a support leg group and a handheld frame, wherein the support leg group comprises a first front supporting leg, a second front supporting leg, a first rear supporting leg and a second rear supporting leg; the walking wheels are respectively arranged on the supporting foot groups in a vertically movable manner; and one end of the handheld frame is movably connected with the first rear supporting foot and the second rear supporting foot, and the other end of the handheld frame is matched with the first front supporting foot and the second front supporting foot through the height adjusting device. In the invention, one end of the handheld frame is hinged with the supporting foot, and the other end of the handheld frame is directly used for adjusting the height through the height adjusting device, so that the hand of a patient can still be held on the handheld frame when the height is adjusted, the walking aid frame can still support the patient, the height of the walking aid frame can be adjusted without the help of other people, and the operation is simple and convenient.

Description

Auxiliary postoperative rehabilitation device convenient for height adjustment for orthopedics department

Technical Field

The invention belongs to the technical field of orthopedic nursing, and particularly relates to an orthopedic postoperative auxiliary rehabilitation device with height convenient to adjust.

Background

After a period of recovery, a patient who has undergone operations such as leg bone or knee joint replacement needs to frequently perform short-time ambulation to allow the affected limb to recover more quickly; the affected limb can not fully support the weight of the body when the patient walks, and the walking aid is needed when the patient walks. Chinese patent CN108524201A discloses a walking aid, which has a telescopic rod between the front and back brackets, a clamping fixing member is provided on the telescopic rod, and the height is adjusted by releasing the position locking of the telescopic rod by the clamping fixing member.

However, under this kind of structure, altitude mixture control is comparatively inconvenient, can't both sides go on simultaneously when adjusting, and helps capable ware when height-adjusting, will unable support the patient, and the patient needs realize altitude mixture control under other people's help, and the operation is comparatively inconvenient.

Disclosure of Invention

The invention provides an orthopedic postoperative auxiliary rehabilitation device which can be adjusted in height by a patient, is simple and convenient to adjust and operate and is convenient to adjust the height in order to overcome the defects of the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme: an orthopedic postoperative auxiliary rehabilitation device convenient for height adjustment comprises

The walking frame is provided with a supporting foot set and a handheld frame, wherein the supporting foot set comprises a first front supporting foot, a second front supporting foot, a first rear supporting foot and a second rear supporting foot, and the supporting feet are distributed in four corners;

the walking wheels are respectively arranged on the supporting foot groups in a vertically movable manner;

and one end of the handheld frame is movably connected with the first rear supporting foot and the second rear supporting foot, and the other end of the handheld frame is matched with the first front supporting foot and the second front supporting foot through the height adjusting device.

In the invention, one end of the handheld frame is hinged with the supporting foot, and the other end of the handheld frame directly adjusts the height through the height adjusting device, so that the hand of a patient can still be held on the handheld frame when the height is adjusted, and the walking aid frame can still support the patient, so that the height of the walking aid frame can be adjusted without the help of other people, and the operation is simple and convenient;

preferably, the height adjusting device comprises an adjusting rod arranged on the handheld frame, a locking head arranged on the adjusting rod and capable of stretching and retracting, adjusting grooves arranged on the first front supporting leg and the second front supporting leg, a plurality of locking grooves arranged on the inner wall of the adjusting grooves and matched with the locking head, a button piece arranged on the handheld frame and a transmission structure used for releasing the matching between the locking head and the locking grooves when the button piece moves downwards under the action of external force; with the structure, when the height is adjusted, the adjusting rod can move up and down relative to the front supporting foot only by pressing the button piece with fingers under the state of holding the handheld frame, and the position is adjusted simply and conveniently; in the mode, the height adjustment of the two handheld frames can be carried out simultaneously, the adjustment is faster, and time and labor are saved; and because the height difference between the two handheld frames is small due to simultaneous adjustment, the height comparison and adjustment are not needed.

Preferably, the transmission structure comprises a moving rod connected with the button piece and an arc-shaped elastic sheet connected with the locking head, and the lower part of the moving rod is matched with the arched part of the arc-shaped elastic sheet; when the moving rod moves downwards, the arc-shaped elastic sheet is extruded, so that the arc-shaped elastic sheet drives the locking head to retract into the adjusting rod inwards; when external force on the moving rod is lost, the arc-shaped elastic sheet can drive the locking head to return to the position extending out of the adjusting rod under the action of self reset force, the position of the handheld frame is continuously limited, the operation is simple and convenient, and the positioning effect is stable.

Preferably, the number of the locking heads is two, and two ends of the arc-shaped elastic sheet are respectively connected with the two locking heads.

Preferably, a through groove is arranged in the adjusting rod, a distance is formed between the bottom of the through groove and the arched part of the elastic sheet, and the distance is smaller than the length of the locking head; under this kind of structure, can effectively avoid the locking head to draw into to logical inslot and can't take place again and reset by adjusting on the pole when removing, reduce the fault rate.

The ground placing part is covered outside the walking wheel, when the supporting foot group bears pressure, the walking wheel retracts into the ground placing part, and the ground placing part is contacted with the ground; when the pressure on the supporting foot group is relieved, the walking wheels extend out of the lower part of the ground part and are in contact with the ground; the walking wheel is arranged on the supporting foot and the ground piece is arranged, and the walking wheel is retracted into the ground piece when being guaranteed to be used by external force, so that the walking wheel can walk with the help of the walking aid, part of the supporting foot can be arranged on the ground, and part of the supporting foot can be lifted away from the ground to move.

Furthermore, the walking wheel is connected with the supporting foot group through an elastic floating device so as to realize the up-and-down movement of the walking wheel relative to the supporting foot group; under the structure, the ground placing piece can be ensured to be in contact with the ground when the pressure is applied, namely the weight of a patient is applied to the supporting foot group, so that the ground placing piece is in good contact and matching with the ground, and the situation of turnover is stable and difficult to occur; by adopting the structure, the leg is stressed little in the walking process of the patient.

Preferably, the number of the ground placing pieces is 4, and the ground placing pieces correspond to the first front supporting leg, the second front supporting leg, the first rear supporting leg and the second rear supporting leg respectively; the ground placing piece is fixedly connected and matched with the first front supporting foot and the second front supporting foot, and the ground placing piece is rotatably matched with the first rear supporting foot and the second rear supporting foot; under the structure, when a patient needs to walk, the body weight is firstly applied to the left side, so that the first front supporting foot and the second rear supporting foot on the left side support the ground, and the second front supporting foot and the second rear supporting foot on the right side are slightly tilted and slightly lifted off the ground; at the moment, the first front supporting leg and the first rear supporting leg are used as ground placing pieces to be contacted with the ground, and the first rear supporting leg and the second rear supporting leg are used as traveling wheels to be contacted with the ground; then the walking aid frame is driven by hands to rotate around the position of the first rear supporting foot, so that the first rear supporting foot and the ground placing piece rotate, and the second front supporting foot and the second rear supporting foot can move a certain distance to the left and front sides on the ground; then the patient applies the body weight to the right side to enable the second front supporting foot and the second rear supporting foot to support the ground, then the second front supporting foot and the second rear supporting foot are operated in the same way as described above, so that the first front supporting foot and the first rear supporting foot move to the right front side for a certain distance, the walking frame moves forwards on the ground, the walking frame is always supported by the two supporting feet, the body weight of the patient is always supported in the moving process, but the foot of the patient also needs to share part of the weight, the weight is not too large, the aim of exercising the leg of the patient can be achieved, the situation that the leg is stressed too large cannot be caused, and the patient can recover well; secondly, when the supporting feet are lifted off the ground, the walking wheels extend out of the lower part of the ground placing part, so that the walking wheels slide on the ground when moving, the resistance is small, and the walking frame walks smoothly; but simultaneously two supporting feet are used for supporting the ground by the ground placing piece, and compared with the structure that the wheels are adopted for walking, the walking aid frame is easier to control by the patient, the possibility that the walking aid frame moves too flexibly and is not controlled can be avoided, and the leg of the patient is prevented from being burdened.

In summary, the invention has the following advantages: the walking wheels and the ground placing pieces are arranged on the supporting legs, so that the walking frame is guaranteed to have supporting force on a patient all the time in the walking process, the situation that all the supporting legs leave the ground is avoided, the stress on the legs of the patient is effectively reduced, and the possibility of influence on recovery due to the bearing force of the legs is reduced.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a perspective sectional view of the first front temple of the present invention.

Fig. 3 is an enlarged view of fig. 2 at D.

Fig. 4 is a perspective cross-sectional view of the present invention.

Fig. 5 is an enlarged view of a portion a in fig. 4.

Fig. 6 is an enlarged view at B in fig. 4.

FIG. 7 is a schematic structural view of the first back brace of the present invention.

FIG. 8 is a schematic structural view of the first front temple of the present invention.

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

As shown in figures 1-8, the orthopedics postoperative auxiliary rehabilitation device convenient for height adjustment comprises a walking frame 1, walking wheels 3, a ground placing piece 4 and a height adjusting device, wherein the walking frame 1 is a metal frame and is provided with two handheld frames 2 and supporting foot groups, and the two handheld frames 2 are positioned on the left side and the right side of the walking frame; the supporting leg group comprises a first front supporting leg 51, a second front supporting leg 52, a first rear supporting leg 53 and a second rear supporting leg 54, the supporting legs are distributed in four corners, the first front supporting leg and the first rear supporting leg are connected with one handheld frame 2, and the second rear supporting leg are connected with the other handheld frame 2; the number of the travelling wheels 3 is 4, each supporting foot is correspondingly connected with one travelling wheel, and the travelling wheels can move up and down relative to the supporting feet; the number of the ground placing pieces 4 is 4, the ground placing pieces correspond to the first front supporting leg, the second front supporting leg, the first rear supporting leg and the second rear supporting leg respectively, the ground placing pieces 4 are correspondingly covered outside the walking wheels on the supporting legs, when the supporting leg groups bear pressure, the walking wheels 3 are retracted into the ground placing pieces 4, and the ground placing pieces 4 are in contact with the ground; when the pressure on the supporting leg group is relieved, the walking wheels 3 extend out of the lower part of the ground placing piece 4, the walking wheels 3 are in contact with the ground, and a rubber layer 41 is bonded on one surface of the ground placing piece 4 in contact with the ground.

One end of the handheld frame 2 is movably connected with the first rear supporting foot and the second rear supporting foot, and the other end of the handheld frame is matched with the first front supporting foot and the second front supporting foot through the height adjusting device; specifically, the height adjusting devices are arranged in two groups, the two groups of height adjusting devices are distributed corresponding to the two handheld racks, and each height adjusting device comprises an adjusting rod 81, a locking head 82, an adjusting groove 83, a locking groove 84, a button piece 85 and a transmission structure; the adjusting rod 81 is a cylindrical metal rod fixedly connected with the end part of the handheld frame, the adjusting groove 83 is a cylindrical open groove respectively arranged on the first front supporting leg and the second front supporting leg, and the adjusting rod is inserted into the adjusting groove; the two locking heads 82 are arranged on the adjusting rod and can be telescopically moved, and the ends of the two locking heads extend out of the outer surface of the adjusting rod; the adjusting groove inner wall is evenly provided with a plurality of cylindrical locking grooves 84 at intervals along the length direction, and the locking head can be inserted into the locking grooves 84, so that the adjusting rod is fixed.

The button piece 85 is a cylindrical button made of rubber or plastic and is arranged on the handheld frame, and when the button piece 85 moves downwards under the action of external force, the transmission structure can remove the matching between the locking head 82 and the locking groove 83, so that the adjusting rod can move relative to the adjusting groove, and further the height can be adjusted; specifically, the transmission structure comprises a moving rod 86 connected with the button 85 and an arc-shaped elastic sheet 87 connected with the locking heads, wherein two ends of the arc-shaped elastic sheet are respectively connected with the two locking heads 82, preferably, the two locking heads and the arc-shaped elastic sheet are integrally formed into a stainless steel piece, a through groove 811 is arranged in the adjusting rod 81, the moving rod is arranged in the through groove in a penetrating manner, the stainless steel piece is also arranged in the through groove, and the locking heads penetrate out of the outer surface of the adjusting rod through the side wall of the through groove; the upper end of the moving rod is connected with the button piece, the lower end of the moving rod is connected with the arched part of the arc-shaped elastic sheet 87, the arched part of the arc-shaped elastic sheet 87 is arranged downwards, and a space is reserved between the bottom of the through groove 811 and the arched part of the elastic sheet 87; when the moving rod moves downwards, the arch of the arc-shaped elastic sheet is enlarged, so that the locking heads at the two ends are retracted inwards; to avoid over-retraction of the capture head into the adjustment rod, the spacing is sized to be less than the length of the capture head 82.

Preferably, the ground placing piece 4 is fixedly connected and matched with the first front supporting leg and the second front supporting leg, and the ground placing piece 4 is rotatably matched with the first rear supporting leg and the second rear supporting leg; under the structure, when a patient needs to walk, the body weight is firstly applied to the left side, so that the first front supporting foot and the second rear supporting foot on the left side support the ground, and the second front supporting foot and the second rear supporting foot on the right side are slightly tilted and slightly lifted off the ground; at the moment, the first front supporting leg and the first rear supporting leg are used as ground placing pieces to be contacted with the ground, and the first rear supporting leg and the second rear supporting leg are used as traveling wheels to be contacted with the ground; then the walking aid frame is driven by hands to rotate around the position of the first rear supporting foot, so that the first rear supporting foot and the ground placing piece rotate, and the second front supporting foot and the second rear supporting foot can move a certain distance to the left and front sides on the ground; then the patient applies the body weight to the right side to enable the second front supporting foot and the second rear supporting foot to support the ground, then the second front supporting foot and the second rear supporting foot are operated in the same way as described above, so that the first front supporting foot and the first rear supporting foot move to the right front side for a certain distance, the walking frame moves forwards on the ground, the walking frame is always supported by the two supporting feet, the body weight of the patient is always supported in the moving process, but the foot of the patient also needs to share part of the weight, the weight is not too large, the aim of exercising the leg of the patient can be achieved, the situation that the leg is stressed too large cannot be caused, and the patient can recover well; secondly, when the supporting feet are lifted off the ground, the walking wheels extend out of the lower part of the ground placing part, so that the walking wheels slide on the ground when moving, the resistance is small, and the walking frame walks smoothly; but simultaneously two supporting feet are used for supporting the ground by the ground placing piece, and compared with the structure that the wheels are adopted for walking, the walking aid frame is easier to control by the patient, the possibility that the walking aid frame moves too flexibly and is not controlled can be avoided, and the leg of the patient is prevented from being burdened.

In order to ensure that two supporting feet are always supported on the ground when the walking aid frame moves, a front supporting foot cannot be turned around a rear supporting foot as a rotating point and slide on the ground, and the stability of the walking aid frame is ensured, stress dispersing components capable of enabling the first front supporting foot and the second front supporting foot to at least partially deform under the action of external force are arranged on the first front supporting foot and the second front supporting foot; the front supporting foot can only deform to adapt to the torsional force, but can not move under the action of the torsional force, so that the walking aid frame can not be overturned; in the moving process, the front supporting foot for supporting the ground cannot move, so that the ground placing piece cannot move on the ground, and compared with the situation that two traveling wheels are adopted for moving, the resistance applied to the walking aid frame in the moving process is reduced, and the walking aid frame is more labor-saving to move; specifically, the stress dispersion member includes an upper connector 71, a lower connector 72, and a bending member 73 having two ends connected to the upper and lower connectors, respectively; the bending piece is a spring directly bought in the market, the upper connector and the lower connector are both made of metal, and external threads are arranged on the outer surface of the upper connector and the lower connector; the first front supporting leg and the second front supporting leg are both composed of an upper supporting leg 511 and a lower supporting leg 512, and the upper part of the upper supporting leg 511 is fixedly connected with the walking frame; the lower part of the upper supporting leg 511 is provided with a cylindrical containing cavity, the upper part of the lower supporting leg 512 is provided with a cylindrical containing cavity, the inner walls of the containing cavities are all provided with internal threads, so that the upper connector 71 is in threaded connection with the upper supporting leg 511, and the lower connector 72 is in threaded connection with the lower supporting leg 512; the connecting device adopts a screw connection mode, has a simple structure, and is convenient to install, maintain and replace.

In order to ensure that the grounding piece can rotate well relative to the rear supporting foot and avoid the situation that the grounding piece is separated from the supporting foot, a circle of annular positioning parts 55 are respectively arranged at the lower parts of the first rear supporting foot and the second rear supporting foot, and the annular positioning parts 55 are annular bulges formed by directly extending the side walls of the supporting feet outwards; the first rear supporting leg and the second rear supporting leg are also respectively connected with an anti-falling supporting piece 56, the anti-falling supporting piece 56 is a nut, and the lower parts of the first rear supporting leg and the second rear supporting leg are provided with threads matched with the nut; when the floor member 4 is placed on the first and second back stays, the upper surface of the ceiling portion of the floor member abuts against the annular positioning portion 55, and the lower surface abuts against the anti-release support 56, so that the floor member is restrained at a predetermined position.

The walking wheels 3 are connected with the supporting foot sets through elastic floating devices so as to realize the up-and-down movement of the walking wheels 3 relative to the supporting foot sets; specifically, the elastic floating device comprises a connecting arm 61, a connecting convex part 62 and an elastic part 63, an open slot is formed in the lower part of the connecting arm 61, a travelling wheel penetrates into the open slot, a rotating shaft in the middle of the travelling wheel penetrates out of two side walls of the open slot, and the rotating shaft can rotate, so that the travelling wheel can rotate relative to the connecting arm; the connecting convex part 62 is a bulge arranged on the upper surface of the connecting arm, the bottoms of the 4 supporting feet are provided with convex parts which bulge outwards, the elastic part is a spring with hook parts at two ends, one end of the elastic part 63 is connected with the connecting convex part 62, and the other end is connected with the convex part on the supporting foot at the corresponding position; when the acting force acts on the supporting foot and the walking wheel props against the ground, the elastic part is compressed, so that the walking wheel is retracted into the ground placing part; under the structure, when the acting force on the supporting foot is reduced and a gap is formed between the grounding piece and the ground, the walking wheels can extend out from the lower part of the grounding piece to be in contact with the ground under the action of the elastic piece.

In order to guide and limit the movement of the travelling wheel, two flanges are respectively formed on the left side wall and the right side wall of the connecting arm 61 by extending outwards so as to form two guide protrusions 611, a guide rod 613 is fixedly connected to the guide protrusions 611, and the guide rod is a metal screw rod; the 4 supporting legs are also provided with a guide limiting part 612 at the position corresponding to the guide convex part 611, the guide limiting part 612 is provided with a through hole at the position corresponding to the guide rod, and the guide rod can pass through the guide limiting part 612 from the through hole and can move up and down in the through hole; the upper end of the guide rod is connected with a separation-preventing piece 615 after penetrating through the through hole, wherein the separation-preventing piece 615 is a nut screwed on the metal screw rod, and the guide rod is prevented from separating from the through hole.

Claims

1. The utility model provides an orthopedics is with supplementary rehabilitation device of postoperative convenient to height-adjusting which characterized in that: comprises that

The walking aid frame (1) is provided with a supporting foot group and two handheld frames (2), and the two handheld frames (2) are positioned on the left side and the right side of the walking aid frame; the supporting leg group comprises a first front supporting leg (51), a second front supporting leg (52), a first rear supporting leg (53) and a second rear supporting leg (54), and the supporting legs are distributed in four corners; the first front supporting leg and the first rear supporting leg are connected with one handheld frame (2), and the second front supporting leg and the second rear supporting leg are connected with the other handheld frame (2);

the number of the walking wheels (3) is 4, each supporting foot is correspondingly connected with one walking wheel, and the walking wheels can move up and down relative to the supporting feet;

one end of the handheld frame (2) is movably connected with the first rear supporting leg and the second rear supporting leg, and the other end of the handheld frame is matched with the first front supporting leg and the second front supporting leg through the height adjusting device; the height adjusting device comprises an adjusting rod (81) arranged on the handheld frame (2), a locking head (82) which can stretch and move and is arranged on the adjusting rod, adjusting grooves (83) arranged on the first front supporting leg and the second front supporting leg, a plurality of locking grooves (84) which are arranged on the inner wall of the adjusting grooves and are matched with the locking head, a button piece (85) arranged on the handheld frame and a transmission structure which is used for releasing the matching between the locking head (82) and the locking grooves (83) when the button piece (85) moves downwards under the action of external force; the transmission structure comprises a moving rod (86) connected with the button piece (85) and an arc-shaped elastic sheet (87) connected with the locking head, and the lower part of the moving rod (86) is matched with the arch part of the arc-shaped elastic sheet (87); the ground placing part (4) is covered outside the walking wheels, when the supporting foot set bears pressure, the walking wheels (3) retract into the ground placing part (4), and the ground placing part (4) is in contact with the ground; when the pressure on the supporting foot set is relieved, the walking wheels (3) extend out of the lower part of the ground placing part (4), and the walking wheels (3) are contacted with the ground; the walking wheels (3) are connected with the supporting foot sets through elastic floating devices so as to realize the up-and-down movement of the walking wheels (3) relative to the supporting foot sets; the number of the grounding pieces is 4, and the grounding pieces correspond to the first front supporting leg, the second front supporting leg, the first rear supporting leg and the second rear supporting leg respectively; the grounding piece (4) is fixedly connected and matched with the first front supporting foot and the second front supporting foot, and the grounding piece (4) is rotatably matched with the first rear supporting foot and the second rear supporting foot.

2. The orthopedic postoperative rehabilitation assisting device convenient to adjust in height according to claim 1, characterized in that: the number of the locking heads (82) is two, and two ends of the arc-shaped elastic sheet (87) are respectively connected with the two locking heads (82).

3. The orthopedic postoperative rehabilitation assisting device convenient to adjust in height according to claim 1, characterized in that: a through groove (811) is arranged in the adjusting rod (81), a distance is reserved between the bottom of the through groove (811) and the arched part of the arc-shaped elastic sheet (87), and the distance is smaller than the length of the locking head (82).