Device for leg movement of ICU patient
Technical Field
The invention relates to the field of medical instruments, in particular to a device for leg movement of an ICU patient.
Background
The ICU patient lies on the hospital bed for a long time to keep a posture (the supine posture is more), because the patient can not take care of himself and needs to be in a posture for a long time, the patient lies for a long time, the blood circulation of the lower limbs of the patient is easily influenced, and the edema phenomenon is generated, because the muscles and ligaments of the legs are atrophied due to long-time inactivity, the internal functions of the whole body are also deteriorated, and the later recovery and normal walking are also influenced, at present, the nursing personnel or the family members of the patients generally grasp the legs of the patients with hands to do repeated bending movements continuously, but also needs to move for a certain time to have effect, but the nursing staff needs to consume a large amount of physical strength and time and needs to have good holding strength to avoid hurting the patient, therefore, the method for assisting the movement by manpower is troublesome and not convenient enough, which causes great labor intensity of medical care personnel or family members of patients.
Disclosure of Invention
It is an object of the present invention to overcome the problems of the prior art described above and to provide a device for exercising the legs of an ICU patient.
The technical scheme of the invention is as follows: a device for leg movement of an ICU patient comprises a bottom plate, wherein a frame body is fixed on the left side of the bottom plate, a rotating shaft is arranged on the frame body, and two leg movement mechanisms which enable legs of the ICU patient to be curled up and extended and correspond to the left leg and the right leg of the ICU patient are connected to the rotating shaft side by side; the leg moving mechanism comprises an eccentric cam connected with the rotating shaft through a key, a T-shaped sliding groove surrounding the circumference of the eccentric cam is formed in a convex ridge of the eccentric cam, the T-shaped sliding groove is connected with a T-shaped sliding block in a sliding mode, the T-shaped sliding block is connected with the lower end of a lifting rod in the vertical direction, a leg supporting body is arranged at the upper end of the lifting rod, a guide cylinder is further sleeved on the lifting rod, and the guide cylinder is fixed on the frame body; the rotating shaft is further fixedly connected with a first gear, the first gear is meshed with a second gear, the second gear is connected with an output shaft fixed shaft of a motor, the motor is fixed on the frame body, and the motor is electrically connected with a power supply through a motor controller.
The left end and the right end of the rotating shaft are respectively connected with a crank sliding block mechanism, wherein a crank of each crank sliding block mechanism is respectively fixedly connected with the end of the corresponding rotating shaft, and a sliding block of each crank sliding block mechanism is respectively connected with a sliding rail in a sliding manner; the slide rail is arranged on the support table, and the support table is fixed on the bottom plate through a support; the slide block of each crank slide block mechanism is also provided with a pedal part.
The connecting rod of the crank block mechanism is a rod body with adjustable length.
The pedal part comprises a groove body matched with the foot part in shape, the lower end of the groove body is hinged to the corresponding sliding block through a hinge shaft, and the back face of the groove body is connected with the sliding block through a spring.
And an electric heating body is arranged in the groove bottom of the groove body and is electrically connected with a power supply through an electric heating control switch.
The lifting rod is a rod body with adjustable length, wherein the length of the lifting rod is locked by a locking mechanism; the installation directions of the eccentric cams of the two leg moving mechanisms which enable the legs of the ICU patient to be rolled and stretched are opposite on the rotating shaft, so that when the legs of the ICU patient move, the legs of the ICU patient can be alternately rolled and stretched when one leg is rolled and the other leg is stretched.
The device for the leg movement of the ICU patient also comprises a reclining chair for the ICU patient to sit or lie, and the reclining chair is connected with the bottom plate through a connecting piece.
The height of the deck chair is adjustable, the connecting piece is an L-shaped rod body, the L-shaped rod body comprises a transverse rod and a vertical rod, the transverse rod is located at the upper end of the L-shaped rod body, the vertical rod is located in the vertical direction, the transverse rod is connected with the deck chair, the lower end of the vertical rod is fixedly connected with the bottom plate, and the vertical rod is a rod body with adjustable length.
A plurality of rollers are arranged below the deck chair and the bottom plate;
the leg supporting body is saddle-shaped, and a vibration mechanism is arranged in the leg supporting body and is electrically connected with a power supply through a vibration control switch; the upper surface of the leg supporting body is further provided with a rubber layer or a silica gel layer, and the rubber layer or the silica gel layer is provided with a plurality of massage bulges.
The invention has the beneficial effects that: in the embodiment of the invention, a device for the leg movement of an ICU patient is provided, a rotating shaft can be driven to rotate through the rotation of a motor, so as to drive two eccentric cams connected with the rotating shaft to rotate, the two eccentric cams drive corresponding lifting rods to move up and down through T-shaped sliding blocks connected with the eccentric cams in a sliding way, so as to drive leg supporting bodies for supporting the left leg and the right leg of the patient to move up and down, the two leg supporting bodies are respectively positioned at the connecting parts of the big leg and the small leg at the back sides of the knees of the two legs of the patient, so that the legs of the patient can be driven to do rhythmic curling and stretching movement when the two leg supporting bodies move up and down, the legs can be moved, in addition, the crank sliding block mechanisms corresponding to the left leg and the right leg of the patient and pedals arranged on the sliding blocks of the crank sliding block mechanisms can form better, avoid the leg part of the utility model from moving unstably during the activity. In addition, the vibration mechanism in the leg support body can perform vibration massage on the legs of a patient when needed, so that the effect of strengthening the blood circulation of the legs is achieved, the electric heating body in the foot pedal part can warm the feet of the patient, the blood circulation of the feet is normal, and the problems of slow blood circulation and poor nutrition supply of the feet caused by the fact that the feet do not move frequently are avoided. The invention has strong practicability, simple structure and low cost.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of a connection structure between two leg moving mechanisms, a rotating shaft and a motor according to the present invention.
Detailed Description
An embodiment of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the embodiment.
As shown in fig. 1 and fig. 2, the embodiment of the present invention provides a device for legs of an ICU patient to move, comprising a base plate 1, wherein a frame body 15 is fixed on the left side of the base plate 1, a rotating shaft 17 is arranged on the frame body 15, and two leg moving mechanisms which are corresponding to the left leg and the right leg of the ICU patient and enable the legs of the ICU patient to curl and stretch are connected to the rotating shaft 17 side by side; the leg moving mechanism comprises an eccentric cam 5 connected with the rotating shaft 17 through a key, a T-shaped sliding groove 23 surrounding the circumference of the eccentric cam 5 is formed in a convex ridge of the eccentric cam 5, the T-shaped sliding groove 23 is connected with a T-shaped sliding block 7 in a sliding mode, the T-shaped sliding block 7 is connected with the lower end of a lifting rod 6 in the vertical direction, a leg supporting body 8 is arranged at the upper end of the lifting rod 6, a guide cylinder 9 is further sleeved on the lifting rod 6, and the guide cylinder 9 is fixed on the frame body 15; still the fixed hub connection has first gear 24 on the pivot 17, first gear 24 meshes with second gear 25 mutually, second gear 25 is connected with the output shaft fixed axle of motor 4, the radius of first gear 24 can design great, the radius design of second gear 25 is less, can make when the motor rotates under the fast condition relatively, pivot 17 through two gear drive rotates relatively slower, the speed of 6 oscilaltions of lifter also can be relatively slower this moment, can be fine make the crouching of patient's shank rise and extend and reach a reasonable activity rhythm. The motor 4 is fixed on the frame body 15, and the motor 4 is electrically connected with a power supply through a motor controller.
Furthermore, the left end and the right end of the rotating shaft 17 are respectively connected with a slider-crank mechanism 13, wherein the crank of each slider-crank mechanism 13 is respectively fixedly connected with the end of the corresponding rotating shaft 17, and the slider 21 of each slider-crank mechanism 13 is respectively connected with a slide rail 12 in a sliding manner; the slide rail 12 is arranged on the support platform 2, and the support platform 2 is fixed on the bottom plate 1 through a bracket; the slider 21 of each slider-crank mechanism 13 is also provided with a pedal portion 10. The foot of a patient can be well supported by the pedal part 10 on the slide block of the crank slide block mechanism 13, so that the local part of the leg of the patient is not stressed too much in the moving process, and in addition, a binding belt or a locking mechanism for fixing the foot can be further arranged on the pedal part 10, so that the foot can be better fixed in the moving process of the leg.
Further, the connecting rod of the slider-crank mechanism 13 is a rod body with adjustable length. The adjustment of the length of the connecting rod of the crank-slider mechanism 13 can be adapted to patients with different leg lengths.
Further, the pedal portion 10 includes a groove body matching with the foot portion in shape, the lower end of the groove body is hinged to the corresponding slider 21 through a hinge shaft 22, and the back of the groove body is connected with the slider 21 through a spring 11. The elasticity of the spring 11 can enable the foot of the leg to be stressed and change the angle along with the movement of the leg all the time in the movement process of the leg, and a certain movement effect can be formed on the ankle of the foot, so that the blood circulation effect of the foot is improved.
Further, an electric heating body 3 is arranged inside the groove bottom of the groove body, and the electric heating body 3 is electrically connected with a power supply through an electric heating control switch.
Further, the lifting rod 6 is a rod body with adjustable length, wherein the lifting rod 6 is locked by the locking mechanism 16, and the lifting rod 6 adopts the rod body with adjustable length and can be adjusted according to the leg length of the patient, so that the lifting rod can better adapt to the leg of the patient; the eccentric cams 5 of the two leg moving mechanisms which enable the legs of the ICU patient to be rolled and stretched are arranged on the rotating shaft 17 in opposite directions, so that when the legs of the ICU patient move, the legs of the ICU patient can be alternately rolled and stretched (similar to the alternate stretching of the two legs during the bicycle riding) when one leg is rolled and stretched.
Furthermore, the device for leg movement of the ICU patient also comprises a reclining chair 18 for sitting or lying the ICU patient, wherein the reclining chair 18 is connected with the bottom plate 1 through a connecting piece 19.
Further, the height of the deck chair 18 is adjustable, the connecting piece 19 is an L-shaped rod body, the L-shaped rod body comprises a transverse rod positioned at the upper end of the L-shaped rod body and a vertical rod positioned in the vertical direction, the transverse rod is connected with the deck chair 18, the lower end of the vertical rod is fixedly connected with the bottom plate 1, and the vertical rod is a rod body with adjustable length.
Further, a plurality of rollers 14 are arranged below the deck chair 18 and the bottom plate 1; the inventive device can be moved easily by means of the rollers 14.
Furthermore, the leg support body 8 is saddle-shaped, a vibration mechanism 20 is arranged inside the leg support body 8, and the vibration mechanism 20 is electrically connected with a power supply through a vibration control switch; the upper surface of the leg supporting body 8 is also provided with a rubber layer or a silica gel layer, and the rubber layer or the silica gel layer is provided with a plurality of massage bulges. The vibration mechanism 20 vibrates to massage and shake the legs, thereby improving the leg movement and accelerating the blood circulation of the legs.
In summary, the device for supporting the legs of the ICU patient according to the embodiments of the present invention can drive the rotation shaft to rotate by the rotation of the motor, and further drive the two eccentric cams connected to the rotation shaft to rotate, the two eccentric cams respectively drive the corresponding lifting rods to move up and down by the T-shaped sliding blocks slidably connected to the eccentric cams, so as to drive the leg supporting bodies supporting the left and right legs of the patient to move up and down, the two leg supporting bodies are respectively located at the large and small leg connecting portions at the back sides of the knees of the two legs of the patient, so as to drive the legs of the patient to move up and down in a rhythmic curling and stretching motion, and further, the crank sliding block mechanisms corresponding to the left and right legs of the patient and the pedal portions on the sliding blocks arranged on the crank sliding block mechanisms can provide a better supporting and stabilizing effect for the legs of the patient during the leg movement, avoid the leg part of the utility model from moving unstably during the activity. In addition, the vibration mechanism in the leg support body can perform vibration massage on the legs of a patient when needed, so that the effect of strengthening the blood circulation of the legs is achieved, the electric heating body in the foot pedal part can warm the feet of the patient, the blood circulation of the feet is normal, and the problems of slow blood circulation and poor nutrition supply of the feet caused by the fact that the feet do not move frequently are avoided. The invention has strong practicability, simple structure and low cost.
The above disclosure is only for a few specific embodiments of the present invention, however, the present invention is not limited to the above embodiments, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.