Auxiliary mechanism for pelvis sling traction

Abstract

The utility model discloses a pelvis sling traction auxiliary mechanism which comprises two supporting frames which can be supported on the ground and are arranged at an interval, and a plurality of transverse supporting rods capable of connecting the two supporting frames are arranged between the two supporting frames. The pelvis sling traction auxiliary mechanism further comprises a pelvis traction belt used for being bound to the waist of the human body, two flexible belts are connected to the two sides of the pelvis traction belt respectively, and two sliding pieces capable of sliding relative to the two supporting frames are arranged on the two supporting frames respectively. The two flexible belts on the same side are connected to the two sliding pieces on the same side respectively, and when the flexible belts are pulled, the two sliding pieces oppositely slide to get close relative to the supporting frame and pull the pelvis traction belt to move upwards so that a patient can be suspended, use is very convenient, only the flexible belts need to be pulled, and the patient can be prevented from being injured. And meanwhile, the chair is more comfortable to use.

Description

[Technical field]

[0001] The utility model relates to a traction auxiliary mechanism for a pelvic sling. [Background technology]

[0002] Lumbar strain, spinal curvature and fracture are common diseases in orthopedics. There is a set of mature theories and methods for their treatment. Traction is one of the most commonly used rehabilitation methods. It uses special traction belts and devices to perform traction exercises on certain parts of the human body. The purpose is to increase the intervertebral space and intervertebral foramen, relieve the compression of nerve roots and the twisting of vertebral arteries, and relieve muscle spasms. Commonly used methods include cervical traction for the treatment of cervical spondylosis, pelvic and lumbar traction for lumbar disc herniation, and functional traction to improve and enhance the function of limb joints. These traction exercises require the use of instruments for assistance. Now most doctors usually use the traditional method of combining high and low beds to treat and rehabilitate patients, but this method is likely to cause direct or indirect traction injuries to the patient's body. At the same time, it increases the workload of medical staff and cannot guarantee the comfort of patients, resulting in poor use effect. Therefore, a pelvic sling traction auxiliary mechanism with high comfort is needed to provide patients with a better use experience. [Contents of the utility model]

[0003] The utility model aims to overcome the shortcomings of the prior art and provide a pelvic sling traction auxiliary mechanism which is convenient for patients to pull and easy to move.

[0004] The utility model discloses a pelvic sling traction auxiliary mechanism, comprising two support frames arranged at intervals and capable of being supported on the ground, a plurality of cross braces capable of connecting the two support frames are arranged between the two support frames, the pelvic sling traction auxiliary mechanism also comprises a pelvic traction belt for tying to the waist of a human body, two flexible belts are respectively connected to the two sides of the pelvic traction belt, two sliding members capable of sliding relative to the two support frames are respectively provided on the two support frames, the two flexible belts on the same side are respectively connected to the two sliding members on the same side, and when each flexible belt is pulled, the two sliding members slide relative to the support frames towards each other and pull the pelvic traction belt upward to make the patient suspended in the air.

[0005] As described above, a pelvic sling traction auxiliary mechanism comprises a traction belt body, four flexible belts are respectively connected to two sides of the traction belt body, and the traction belt body is also provided with a left curtain and a right curtain that can tighten the human body's waist at intervals on the left and right sides, and the left curtain and the right curtain are respectively provided with a Velcro female buckle and a Velcro child buckle that can connect and fix the left curtain and the right curtain when fitted.

[0006] As described above, a pelvic sling traction auxiliary mechanism comprises two positioning frames spaced apart front and back on each of the support frames, a first slide rail and a second slide rail spaced apart left and right on the positioning frames for sliding a sliding member, the sliding member comprises a slider slidably connected to the first slide rail, a roller rotatable relative to the slider is connected to the slider, the roller is slidably connected to the second slide rail and can drive the slider to slide relative to the first slide rail when the roller slides relative to the second slide rail, a slot is provided on the outer side of the roller for the flexible belt to be inserted into and for the flexible belt to move.

[0007] In the above-mentioned auxiliary mechanism for pelvic sling traction, both of the two support frames are provided with a reset assembly capable of pushing each sliding member to slide and reset relative to the positioning frame.

[0008] As described above, a pelvic sling traction auxiliary mechanism, each of the support frames is provided with a fixed seat, a channel is provided in the fixed seat, the reset assembly includes a sliding rod slidably connected to the channel, the sliding rod extends into the fixed seat and can be pushed by the slider to slide relative to the channel when the slider slides, a reset spring that can push the sliding rod to reset is provided between the sliding rod and the fixed seat, and a stopper that can abut against the fixed seat to prevent the sliding rod from detaching from the fixed seat is provided at the front end of the sliding rod.

[0009] In the above-mentioned auxiliary mechanism for pelvic sling traction, the cross brace is also provided with a suspension component for the patient to hang his legs.

[0010] As described above, a pelvic sling traction auxiliary mechanism, the cross brace is provided with an inwardly recessed positioning groove, the suspension assembly includes a bearing rotatably connected to the positioning groove, the bearing includes an inner ring connected to the positioning groove on the cross brace, the inner ring is connected to an outer ring that can rotate relative to the inner ring, a ball is provided between the inner ring and the outer ring that can make the outer ring rotate relative to the inner ring, the suspension assembly also includes a flexible rope that can be set around the outer ring, one end of the flexible rope is provided with a leg wrapping component for the patient to fix his legs.

[0011] As described above, a pelvic sling traction auxiliary mechanism has a groove for the flexible rope to be inserted into the outer ring, a friction surface is provided on the groove wall of the groove, and a stopper is provided on the cross brace rod, which protrudes into the groove and can prevent the flexible rope from escaping from the groove, and the end of the stopper is provided with an arc bend.

[0012] As described above, the traction auxiliary mechanism for a pelvic sling has buckles at the ends of the flexible rope and the flexible belt. The traction auxiliary mechanism for a pelvic sling also includes a fixing component that can cooperate with the buckle to keep the pelvic traction belt and the legging component suspended.

[0013] As described above, a pelvic sling traction auxiliary mechanism, the fixing assembly includes a connecting piece detachably connected to the hospital bed, the connecting piece includes a base and a sliding seat sliding relative to the base, the sliding seat is provided with an upwardly protruding block, the block is provided with a laterally arranged connecting portion, and the connecting portion is provided with a plurality of snap-in slots for buckles to be inserted into at intervals.

[0014] Compared with the prior art, the utility model has the following advantages:

[0015] 1. When the utility model is in use, the pelvic sling traction auxiliary mechanism is moved to the bed as a whole, so that the two support frames arranged at intervals are respectively located on both sides of the bed, and then the length of the flexible belt is adjusted so that the pelvic traction belt can be placed on the bed. The medical staff will help the patient lie on the bed and tie the pelvic traction belt to the patient's waist. The patient pulls the flexible belt, and the flexible belt on the same side pulls the two sliding members to slide toward each other relative to the support frames during the movement. The pelvic traction belt is driven and gradually moves upward. At this time, the patient moves upward and leaves the bed. When the patient gradually removes the pulling force applied to the flexible belt, the pelvic traction belt is reset downward and moves closer to the bed, thereby driving the patient back to the bed. The patient repeats the steps of pulling and releasing to perform traction exercises on the waist. It is very convenient to use and only needs to pull the flexible belt. At the same time, it is also more comfortable to use.

[0016] 2. Some patients have broken legs. When the patients are recovering, their legs need to be pulled to facilitate blood flow.

[0017] 3. When the patient pulls the flexible rope, the friction between the flexible rope and the outer ring causes the outer ring to rotate relative to the inner ring through the ball bearing. At this time, the leggings and the patient's legs are separated from the bed and suspended in the air. The patient gradually loosens the flexible rope, and the leggings and the patient's legs return to the bed again.

Brief Description of the Drawings

[0018] Figure 1 It is one of the three-dimensional diagrams of the utility model for the pelvic sling traction auxiliary mechanism;

[0019] Figure 2 This is the second state diagram of the utility model for the pelvic sling traction auxiliary mechanism;

[0020] Figure 3 This is the third state diagram of the utility model for the pelvic sling traction auxiliary mechanism;

[0021] Figure 4 It is one of the cross-sectional views of the utility model for the pelvic sling traction auxiliary mechanism;

[0022] Figure 5This is the second cross-sectional view of the utility model for the pelvic sling traction auxiliary mechanism;

[0023] Figure 6 yes Figure 5 A magnified image of area A;

[0024] Figure 7 It is an enlarged view of the outer ring and the cross brace rod of the pelvic sling traction auxiliary mechanism of the utility model;

[0025] Figure 8 It is a stereoscopic diagram of a fixing component in a pelvic sling traction auxiliary mechanism of the utility model. [Specific implementation method]

[0026] The utility model is further described below in conjunction with the accompanying drawings:

[0027] like Figures 1 to 8 As shown, the utility model provides a pelvic sling traction auxiliary mechanism, including two support frames 1 that can be supported on the ground, a plurality of cross braces 2 that can connect the two support frames 1 are arranged between the two support frames 1, the pelvic sling traction auxiliary mechanism also includes a pelvic traction belt 3 for tying to the human waist, two flexible belts 4 are respectively connected to the two sides of the pelvic traction belt 3, two sliding members 5 that can slide relative to the two support frames 1 are provided, the two flexible belts 4 on the same side are respectively connected to the two sliding members 5 on the same side, and when each flexible belt 4 is pulled, the two sliding members 5 slide towards each other relative to the support frame 1 and pull the pelvic traction belt 3 upward to make the patient suspended.

[0028] When the utility model is in use, the pelvic sling traction auxiliary mechanism is moved to the bed as a whole, so that the two spaced support frames 1 are respectively located on both sides of the bed, and then the length of the flexible belt 4 is adjusted so that the pelvic traction belt 3 can be placed on the bed. The medical staff will help the patient lie on the bed and tie the pelvic traction belt 3 to the patient's waist. The patient pulls the flexible belt 4, and the flexible belt 4 on the same side pulls the two sliding members 5 to slide toward each other relative to the support frame 1 during the movement. The pelvic traction belt 3 is driven and gradually moves upward. At this time, the patient moves upward and leaves the bed. When the patient gradually removes the pulling force applied to the flexible belt 4, the pelvic traction belt 3 is reset downward and moves closer to the bed, thereby driving the patient back to the bed. The patient repeats the steps of pulling and releasing to perform traction exercises on the waist. It is very convenient to use, and only the flexible belt 4 needs to be pulled. At the same time, it is also more comfortable to use.

[0029] The pelvic traction belt 3 comprises a traction belt body 31, four flexible belts 4 are respectively connected to both sides of the traction belt body 31, and the traction belt body 31 is also provided with a left curtain 32 and a right curtain 33 which can be used to tie the waist of the human body at intervals on the left and right sides, and the left curtain 32 and the right curtain 33 are respectively provided with a Velcro female buckle 34 and a Velcro sub-buckle 35 which can connect and fix the left curtain 32 and the right curtain 33 when they are attached. First, the traction belt body 31 is laid flat on the bed, the patient lies down and the patient's waist is located on the traction belt body 31, and the left curtain 32 and the right curtain 33 are adhered and attached by the Velcro female buckle 34 and the Velcro sub-buckle 35, at this time, the patient's waist is tied to the traction belt body 31, and when the patient pulls the flexible belt 4, the traction belt body 31 moves upward. The traction belt body 31 is made of flexible fabric. In order to make the traction belt body 31 more comfortable, a cotton pad or an air bag can be added to the traction belt body 31.

[0030] Two positioning frames 11 are provided on each of the support frames 1 at intervals in front and back, and a first slide rail 12 and a second slide rail 13 are provided on the positioning frames 11 at intervals in left and right, and the slide member 5 includes a slider 51 slidably connected to the first slide rail 12, and a roller 52 is connected to the slider 51 and can rotate relative to the slider 51, and the roller 52 is slidably connected to the second slide rail 13 and can drive the slider 51 to slide relative to the first slide rail 12 when the roller 52 slides relative to the second slide rail 13, and a slot 521 is provided on the outer side of the roller 52, and the flexible belt 4 can be inserted and moved. The slot 521 is used to position the flexible belt 4, and when the depth of the slot 521 is large, the flexible belt 4 can be prevented from detaching from the slot 521. When the flexible belt 4 on the same side is pulled, the flexible belt 4 drives the roller 52 to rotate through the friction between the flexible belt 4 and the inner wall of the slot 521. The roller 52 drives the slider 51 to slide during the rotation process. The slider 51 cooperates with the first slide rail 12 to guide the sliding. The initial positions of the two rollers 52 on the same side are set far apart, so that they slide towards each other and get close to each other when sliding.

[0031] The two support frames 1 are both provided with a reset assembly 6 that can push each sliding member 5 to slide and reset relative to the positioning frame 11. The reset assembly 6 can push the sliding member 5 to slide and reset relative to the positioning frame 11, so that the patient can perform the traction operation more smoothly.

[0032] Each of the support frames 1 is provided with a fixed seat 14, and a channel 141 is provided in the fixed seat 14. The reset assembly 6 includes a sliding rod 61 slidably connected to the channel 141. The sliding rod 61 extends into the fixed seat 14 and can be pushed by the sliding block 51 and slide relative to the channel 141 when the sliding block 51 slides. A reset spring 62 that can push the sliding rod 61 to reset is provided between the sliding rod 61 and the fixed seat 14, and a stopper 611 is provided at the front end of the sliding rod 61 that can abut against the fixed seat 14 to prevent the sliding rod 61 from detaching from the fixed seat 14.

[0033] When the patient pulls the flexible belt 4 to slide, the slider 51 slides and pushes the sliding rod 61, and the sliding rod 61 slides into the fixed seat 14. At this time, the return spring 62 is compressed. When the patient gradually releases the flexible belt 4, the tension on the flexible belt 4 gradually disappears. At this time, the return spring 62 is reset. During the reset process of the return spring 62, the sliding rod 61 pushes the slider 51 to slide in the opposite direction.

[0034] The cross brace 2 is also provided with a suspension assembly 7 for the patient to hang his legs. Some patients have broken legs, and when the patients recover, they need to pull their legs to facilitate blood circulation.

[0035] The cross brace 2 is provided with a positioning groove 21 that is recessed inwards, and the suspension assembly 7 includes a bearing 71 that is rotatably connected to the positioning groove 21, and the bearing 71 includes an inner ring 711 that is connected to the positioning groove 21 on the cross brace 2, and the inner ring 711 is connected to an outer ring 712 that can rotate relative to the inner ring 711, and a ball 713 that can make the outer ring 712 rotate relative to the inner ring 711 is provided between the inner ring 711 and the outer ring 712, and the suspension assembly 7 also includes a flexible rope 72 that can be arranged around the outer ring 712, and one end of the flexible rope 72 is provided with a leg wrapping part 73 that can be used to fix the patient's legs. When the patient pulls the flexible rope 72, the friction between the flexible rope 72 and the outer ring 712 causes the outer ring 712 to rotate relative to the inner ring 711 through the ball 713, and at this time, the leg wrapping part 73 and the patient's legs are separated from the bed and suspended in the air, and the patient gradually loosens the flexible rope 72, and the leg wrapping part 73 and the patient's legs return to the bed again.

[0036] The outer ring 712 is provided with a groove 7121 for the flexible rope 72 to be inserted into, and the groove wall 71210 of the groove 7121 is provided with a friction surface 71211. The cross brace 2 is provided with a stopper 74 protruding into the groove 7121 and capable of preventing the flexible rope 72 from escaping from the groove 7121, and the end of the stopper 74 is provided with an arc bend 741. The groove 7121 is used to position the flexible rope 72, and the flexible rope 72 generates friction with the wall of the groove 7121, so that the outer ring 712 can rotate relative to the inner ring 711 when the flexible rope 72 is pulled.

[0037] The ends of the flexible rope 72 and the flexible belt 4 are both provided with buckles 8, and the auxiliary mechanism for pelvic sling traction further comprises a fixing assembly 9 which can cooperate with the buckle 8 to keep the pelvic traction belt 3 and the leggings 73 suspended. The fixing assembly 9 is used to fix the buckle 8 on the flexible rope 72 and the flexible belt 4, so that the pelvic traction belt 3 and the leggings 73 are always kept suspended.

[0038] The fixing assembly 9 comprises a connecting member 91 detachably connected to the bed, the connecting member 91 comprises a base 911 and a sliding seat 912 sliding relative to the base 911, the sliding seat 912 is provided with a protruding block 92 protruding upward, the protruding block 92 is provided with a connecting portion 93 arranged transversely, and the connecting portion 93 is provided with a plurality of snap-in slots 931 for snapping the buckle 8 at intervals. When it is necessary to keep the pelvic traction belt 3 and the leggings 73 in a suspended state, the redundant flexible rope 72 and the flexible belt 4 are rotated around the connecting portion 93, and then the buckle 8 is snapped into the snap-in slot 931, and at this time, the entire pelvic traction belt 3 and the leggings 73 can be kept in a suspended state.

Claims

1. A traction auxiliary mechanism for a pelvic sling, characterized in that: The invention comprises two support frames (1) which are arranged at intervals and can be supported on the ground, a plurality of cross braces (2) which can connect the two support frames (1) are arranged between the two support frames (1), the pelvic sling traction auxiliary mechanism also comprises a pelvic traction belt (3) which is used to be tied to the waist of a human body, two flexible belts (4) are respectively connected to the two sides of the pelvic traction belt (3), two sliding members (5) which can slide relative to the two support frames (1) are respectively connected to the two sliding members (5) on the same side, and when each flexible belt (4) is pulled, the two sliding members (5) slide towards each other relative to the support frames (1) and pull the pelvic traction belt (3) upwards, thereby making the patient suspended in the air.

2. The pelvic sling traction auxiliary mechanism according to claim 1, characterized in that: The pelvic traction belt (3) comprises a traction belt body (31), four flexible belts (4) are respectively connected to the two sides of the traction belt body (31), and the traction belt body (31) is also provided with a left curtain (32) and a right curtain (33) which can be used to tighten the waist of a human body at intervals on the left and right sides, and the left curtain (32) and the right curtain (33) are respectively provided with a Velcro female buckle (34) and a Velcro male buckle (35) which can connect and fix the left curtain (32) and the right curtain (33) when they are attached.

3. The pelvic sling traction auxiliary mechanism according to claim 1, characterized in that: Two positioning frames (11) are respectively provided on each of the support frames (1) at intervals in front and back, and a first slide rail (12) and a second slide rail (13) capable of allowing the sliding member (5) to slide are provided on the positioning frames (11) at intervals in left and right. The sliding member (5) comprises a slider (51) slidably connected to the first slide rail (12), and the slider (51) is connected to a roller (52) capable of rotating relative to the slider, and the roller (52) is slidably connected to the second slide rail (13) and can drive the slider (51) to slide relative to the first slide rail (12) when the roller (52) slides relative to the second slide rail (13), and a slot (521) capable of allowing the flexible belt (4) to be inserted and capable of allowing the flexible belt (4) to move is provided on the outer side of the roller (52).

4. The pelvic sling traction auxiliary mechanism according to claim 3, characterized in that: The two support frames (1) are both provided with a reset assembly (6) capable of pushing each sliding member (5) to slide and reset relative to the positioning frame (11).

5. The pelvic sling traction auxiliary mechanism according to claim 4, characterized in that: Each of the support frames (1) is provided with a fixed seat (14), a channel (141) is provided in the fixed seat (14), the reset assembly (6) comprises a sliding rod (61) slidably connected in the channel (141), the sliding rod (61) extends into the fixed seat (14) and can be pushed by the slider (51) to slide relative to the channel (141) when the slider (51) slides, a reset spring (62) is provided between the sliding rod (61) and the fixed seat (14) and can push the sliding rod (61) to reset, and a stopper (611) is provided at the front end of the sliding rod (61) and can abut against the fixed seat (14) to prevent the sliding rod (61) from detaching from the fixed seat (14).

6. The pelvic sling traction auxiliary mechanism according to claim 1, characterized in that: The cross brace (2) is also provided with a hanging assembly (7) for the patient to hang his legs.

7. The pelvic sling traction auxiliary mechanism according to claim 6, characterized in that: The cross brace (2) is provided with an inwardly recessed positioning groove (21), the suspension assembly (7) includes a bearing (71) rotatably connected to the positioning groove (21), the bearing (71) includes an inner ring (711) connected to the positioning groove (21) on the cross brace (2), the inner ring (711) is connected to an outer ring (712) that can rotate relative to the inner ring, a ball (713) is provided between the inner ring (711) and the outer ring (712) to enable the outer ring (712) to rotate relative to the inner ring (711), and the suspension assembly (7) also includes a flexible rope (72) that can be arranged around the outer ring (712), and one end of the flexible rope (72) is provided with a leg wrapping component (73) for fixing the patient's legs.

8. The pelvic sling traction auxiliary mechanism according to claim 7, characterized in that: The outer ring (712) is provided with a groove (7121) for the flexible rope (72) to be inserted into, the groove wall (71210) of the groove (7121) is provided with a friction surface (71211), the cross brace (2) is provided with a stopper (74) protruding into the groove (7121) and capable of preventing the flexible rope (72) from escaping from the groove (7121), and the end of the stopper (74) is provided with an arc-shaped bend (741).

9. The pelvic sling traction auxiliary mechanism according to claim 7, characterized in that: The ends of the flexible rope (72) and the flexible belt (4) are both provided with buckles (8), and the auxiliary mechanism for pelvic sling traction also includes a fixing component (9) that can cooperate with the buckle (8) to keep the pelvic traction belt (3) and the legging component (73) suspended in the air.

10. The pelvic sling traction auxiliary mechanism according to claim 9, characterized in that: The fixing assembly (9) comprises a connecting piece (91) detachably connected to the hospital bed, the connecting piece (91) comprises a base (911) and a sliding seat (912) sliding relative to the base (911), the sliding seat (912) is provided with a protruding block (92) protruding upward, the protruding block (92) is provided with a laterally arranged connecting portion (93), and the connecting portion (93) is provided with a plurality of snap-in slots (931) for the buckle (8) to be snapped into at intervals.

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