Limb constraining device

Abstract

The utility model relates to the technical field of limb constraining devices, and discloses a limb constraining device which comprises a body position pad, a headrest is fixedly connected to the upper surface of the body position pad, a head fixing mechanism is rotatably connected to the surface of the headrest, and three waist supporting mechanisms are fixedly connected to the middle of the surface of the body position pad. Four limb supporting mechanisms are fixedly connected to the two sides of the surface of the body position pad, and sliding grooves are formed in the two sides of the body position pad. According to the limb restraint device, through the arrangement of the sliding mechanism and the leg lifting mechanism, when the limb restraint device is used, after sliding blocks on the two sides of a body position pad are slid to proper positions, limiting columns are used for limiting the sliding blocks, then two sets of hydraulic rods at the bottom of a U-shaped rod are started, the hydraulic rods drive an annular protection pad to ascend and descend, and the two legs of a child patient are put into the annular protection pad; repeated leg lifting rehabilitation training is carried out, and the risk of extravasated blood caused by blood non-circulation of the lower limbs of the child patient due to long-time lying is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of limb restraints, in particular to a limb restraint. Background Art

[0002] Restraints used in limb rehabilitation care (such as orthoses, braces, etc.) are mainly used to support and correct the limbs of children to promote correct posture, strengthen muscles, and improve joint function. Existing limb restraints are not easy to perform leg-lifting rehabilitation training for disabled and orphaned children. Lying flat for a long time may cause blood circulation problems in the lower limbs of children and there is a risk of congestion. Therefore, a limb restraint is needed for operation.

[0003] A limb restraint disclosed in announcement number CN207462209U, although, the limb restraint includes two fixing plates, the two fixing plates are placed in parallel, a connecting pad is provided between the two fixing plates, a fixing strap is provided at one end of the upper surface of the left fixing plate, a Velcro is provided at the end of the fixing strap away from the connection with the fixing plate, and an adhesive plate corresponding to the Velcro is provided on the upper surface of the right fixing plate, a wrist fixing frame is connected to the center of the upper surface of the fixing plate through a hinge, a second snap-on buckle is provided at one end of the wrist fixing frame, the patient's upper body can be restrained by the fixing strap, the patient's hands can be restrained by the wrist fixing frame, making the restraint more convenient, and the patient's feet can be restrained by the foot fixing frame, making the restraint of the patient more comprehensive. The limb restraint has a simple structure and is easy to operate. It can not only restrain the patient comprehensively, but also effectively prevent the restraint from being too tight during restraint, and is more convenient to use.

[0004] However, the limb restraint has the following disadvantages: when the device is in use, it is not easy to perform leg-lifting rehabilitation training on disabled and orphaned children, and lying flat for a long time may cause blood circulation problems in the lower limbs of the children, resulting in the risk of congestion. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] The technical problem solved by the utility model is to provide a limb restraint which is highly practical, can be easily operated and has a relatively simple structure, thereby solving the problem in the above-mentioned background technology that it is not easy to perform leg-lifting rehabilitation training on disabled and orphaned children.

[0007] (II) Technical solution

[0008] To achieve the above objectives, the utility model is implemented through the following technical solutions: a limb restraint, including a positioning pad, a headrest fixedly connected to the upper surface of the positioning pad, a head fixing mechanism rotatably connected to the surface of the headrest, three groups of waist support mechanisms fixedly connected to the middle of the surface of the positioning pad, four groups of limb support mechanisms fixedly connected to the two sides of the surface of the positioning pad, slide grooves are provided on both sides of the positioning pad, sliding mechanisms are slidably connected inside the two slide grooves, one end of the sliding mechanism is fixedly connected to a U-shaped rod, and the bottom of the U-shaped rod is fixedly connected to a leg lifting mechanism.

[0009] Optionally, the head fixing mechanism includes a fixing ring rotatably connected to the surface of the headrest, and the surfaces of the fixing ring and the headrest are both provided with two groups of threaded holes, and the internal threads of the threaded holes are connected with threaded columns, which facilitate fixing the fixing ring.

[0010] Optionally, the three lumbar support mechanisms include six groups of elastic belts fixedly connected to the middle part of the surface of the positioning pad, three of the groups of elastic belts are fixedly connected to the surface of elastic buckles, three of the elastic buckles are inserted with blocking blocks on the surface, and two groups of support springs are fixedly connected to the inside of the three elastic buckles, so that the support springs can provide supporting force.

[0011] Optionally, the four limb supporting mechanisms include sponge pads fixedly connected to both sides of the surface of the positioning pad, and two sets of straps are fixedly connected to the surfaces of the four sponge pads, and the straps are convenient for fixing the limbs.

[0012] Optionally, the two sliding mechanisms include a slider slidably connected to the inside of the slide groove, and the surfaces of the two sliders and the positioning pad are provided with a plurality of limiting holes, and limiting columns are inserted into four groups of the limiting holes to facilitate fixing the slider.

[0013] Optionally, the leg-lifting mechanism includes two groups of hydraulic rods fixedly connected to the bottom of the U-shaped rod, and the bottoms of the two hydraulic rods are fixedly connected with annular pads, which are convenient for supporting the legs.

[0014] (III) Beneficial effects

[0015] The utility model provides a limb restraint device, which has the following beneficial effects:

[0016] 1. The limb restraint is equipped with a sliding mechanism and a leg-lifting mechanism. When the device is used, the sliders on both sides of the positioning pad are slid to appropriate positions, and then the sliders are limited by limiting columns. Then, the two sets of hydraulic rods at the bottom of the U-shaped rod are started. The hydraulic rods drive the annular pad to rise and fall, and the child's legs are placed in the annular pad to perform repeated leg-lifting rehabilitation training to avoid long-term lying down, which may cause blood circulation problems in the child's lower limbs and the risk of congestion.

[0017] 2. The limb restraint is provided with a head fixing mechanism, a waist supporting mechanism and a limb supporting mechanism. When the device is used, the fixing ring is rotated on the surface of the headrest, and then the fixing ring is fixed with a threaded column to fix the child's head. Then, the elastic buckle is squeezed and inserted into the card block. The elastic buckle is loosened so that the teeth on the surface of the elastic buckle are inserted into the card groove of the card block. This can fix the child's waist. Secondly, the child's limbs are placed on the sponge pad. The child's limbs can be fixed by the straps provided on the surface of the sponge pad. The child's head, waist and limbs can be selectively fixed according to actual conditions. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the leg-lifting mechanism of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the head fixing mechanism of the utility model;

[0021] Figure 4 The utility model is a schematic diagram of the waist fixing mechanism structure.

[0022] In the figure: 1. body positioning pad; 2. headrest; 3. head fixing mechanism; 301. fixing ring; 302. threaded column; 4. waist supporting mechanism; 401. elastic belt; 402. elastic buckle; 403. block; 404. supporting spring; 5. limb supporting mechanism; 501. sponge pad; 502. strap; 6. sliding mechanism; 601. slider; 602. limiting column; 7. U-shaped rod; 8. leg lifting mechanism; 801. hydraulic rod; 802. annular protective pad. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figures 1 to 4The utility model provides a technical solution: a limb restraint, including a body position pad 1, a headrest 2 is fixedly connected to the upper surface of the body position pad 1, and a head fixing mechanism 3 is rotatably connected to the surface of the headrest 2. Through the arrangement of the head fixing mechanism 3, the waist support mechanism 4 and the limb support mechanism 5, the head, waist and limbs of the child can be selectively fixed according to actual conditions. Three groups of waist support mechanisms 4 are fixedly connected to the middle part of the surface of the body position pad 1, and four groups of limb support mechanisms 5 are fixedly connected to the two sides of the surface of the body position pad 1. Slide grooves are provided on both sides of the body position pad 1, and the sliding mechanisms 6 are slidably connected to the inside of the two slide grooves. Through the arrangement of the sliding mechanism 6 and the leg lifting mechanism 8, the blood circulation of the lower limbs of the child caused by lying flat for a long time is avoided, and there is a risk of congestion. One end of the sliding mechanism 6 is fixedly connected to a U-shaped rod 7, and the bottom of the U-shaped rod 7 is fixedly connected to a leg lifting mechanism 8.

[0025] The head fixing mechanism 3 includes a fixing ring 301 rotatably connected to the surface of the headrest 2 . The surfaces of the fixing ring 301 and the headrest 2 are both provided with two sets of threaded holes. The internal threads of the threaded holes are connected with threaded columns 302 , which facilitate fixing the fixing ring 301 .

[0026] The three waist support mechanisms 4 include six groups of elastic belts 401 fixedly connected to the middle part of the surface of the positioning pad 1, wherein the surfaces of three groups of elastic belts 401 are fixedly connected with elastic buckles 402, the surfaces of three elastic buckles 402 are plugged with clamping blocks 403, and the interiors of the three elastic buckles 402 are fixedly connected with two groups of support springs 404, which are convenient for providing support force.

[0027] The four limb supporting mechanisms 5 include sponge pads 501 fixedly connected to both sides of the surface of the positioning pad 1 . Two sets of straps 502 are fixedly connected to the surfaces of the four sponge pads 501 . The straps 502 are convenient for fixing the limbs.

[0028] The two sliding mechanisms 6 include a slider 601 slidably connected to the inside of the slide groove. The surfaces of the two sliders 601 and the body position pad 1 are provided with a plurality of limiting holes, wherein the limiting posts 602 are inserted into the inside of four groups of limiting holes, and the limiting posts 602 are convenient for fixing the sliders 601.

[0029] The leg-lifting mechanism 8 includes two groups of hydraulic rods 801 fixedly connected to the bottom of the U-shaped rod 7. The bottoms of the two hydraulic rods 801 are fixedly connected with an annular protective pad 802, which is convenient for supporting the legs.

[0030] In the utility model, the working steps of the device are as follows:

[0031] Step 1: When using the device, slide the sliders 601 on both sides of the position pad 1 to a suitable position, use the limit column 602 to limit the sliders 601, and then start the two sets of hydraulic rods 801 at the bottom of the U-shaped rod 7. The hydraulic rods 801 drive the annular pad 802 to rise and fall, and put the legs of the child into the annular pad 802 to perform repeated leg lifting rehabilitation training;

[0032] The second step: when using the device, rotate the fixing ring 301 on the surface of the headrest 2, and then use the threaded column 302 to fix the fixing ring 301 to fix the child's head. Then, squeeze the elastic buckle 402, insert the elastic buckle 402 into the block 403, loosen the elastic buckle 402, so that the teeth on the surface of the elastic buckle 402 are inserted into the groove of the block 403, which can fix the child's waist. Secondly, place the child's limbs on the sponge pad 501, and fix the child's limbs through the straps 502 set on the surface of the sponge pad 501.

[0033] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that the technical personnel in this field understand the principle of the above utility model, the details of the power mechanism, power supply system and control system can be clearly known. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be realized by simple programming by the technical personnel in this field;

[0034] The standard parts used therein can all be purchased from the market and can be customized according to the instructions and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art, and the structures and principles of the components known to technical personnel in this field can be known by these technical personnel through technical manuals or through conventional experimental methods.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A limb restraint, comprising a body positioning pad (1), characterized in that: The upper surface of the positioning pad (1) is fixedly connected to a headrest (2), the surface of the headrest (2) is rotatably connected to a head fixing mechanism (3), the middle of the surface of the positioning pad (1) is fixedly connected to three groups of waist support mechanisms (4), the two sides of the surface of the positioning pad (1) are fixedly connected to four groups of limb support mechanisms (5), both sides of the positioning pad (1) are provided with sliding grooves, the insides of the two sliding grooves are slidably connected to sliding mechanisms (6), one end of the sliding mechanism (6) is fixedly connected to a U-shaped rod (7), and the bottom of the U-shaped rod (7) is fixedly connected to a leg lifting mechanism (8).

2. A limb restraint according to claim 1, characterized in that: The head fixing mechanism (3) comprises a fixing ring (301) rotatably connected to the surface of the headrest (2), the fixing ring (301) and the surface of the headrest (2) are both provided with two groups of threaded holes, and the internal threads of the threaded holes are connected to threaded columns (302).

3. A limb restraint according to claim 1, characterized in that: The three waist support mechanisms (4) include six groups of elastic belts (401) fixedly connected to the middle part of the surface of the positioning pad (1), the surfaces of three of the groups of elastic belts (401) are fixedly connected with elastic buckles (402), the surfaces of three of the elastic buckles (402) are plugged with clamping blocks (403), and the interiors of the three elastic buckles (402) are fixedly connected with two groups of support springs (404).

4. A limb restraint according to claim 1, characterized in that: The four limb supporting mechanisms (5) comprise sponge pads (501) fixedly connected to both sides of the surface of the body positioning pad (1), and two sets of straps (502) are fixedly connected to the surfaces of the four sponge pads (501).

5. A limb restraint according to claim 1, characterized in that: The two sliding mechanisms (6) include a slider (601) slidably connected to the inside of the slide groove, and the surfaces of the two sliders (601) and the body positioning pad (1) are provided with a plurality of limiting holes, and limiting posts (602) are inserted into four groups of the limiting holes.

6. A limb restraint according to claim 1, characterized in that: The leg-lifting mechanism (8) comprises two groups of hydraulic rods (801) fixedly connected to the bottom of the U-shaped rod (7), and an annular protective pad (802) is fixedly connected to the bottom of the two hydraulic rods (801).

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