CN210384142U - Binding device and automatic binding device - Google Patents

Abstract

The utility model discloses a constraint device and automatic constraint device. Wherein the binding device includes: the body position pad is fixed on the operating bed or the sickbed; at least two fixing belts are arranged along the length direction of the body position cushion, two ends of any fixing belt are respectively detachably connected to two sides of the body position cushion, and any fixing belt is detachably connected with the adjacent fixing belt and/or the body position cushion; an air cushion, which is inflated and detachably connected with the body position cushion. The utility model can restrict the position of the infant according to the height, the weight and the like of the infant in the operation and the transportation process, prevent the infant from restlessness or struggle, and does not need nursing staff or anesthesiologists to nurse the infant in real time; and the shoulders of the infant are lifted by the inflated air cushion, so that the respiratory tract of the infant is ensured to be opened.

Description

Binding device and automatic binding device

Technical Field

The utility model relates to the field of medical equipment; in particular to a binding device and an automatic binding device.

Background

In the clinical anesthesia implementation process of infants, especially in the induction period and the recovery period of general anesthesia, restlessness and struggle of the body of the infants are encountered. The current clinical operation is that nursing staff or anaesthetist are when the infant restlesss or struggles, and manual fixed infant's limbs, the infant reaches again and uses the bandage to fix infant's body and limbs on the operation table after certain anaesthetized degree of depth.

Although the above-described clinical operation can stabilize a child to some extent, the nursing staff cannot perform other tasks, and the child is completely out of the restraint while being transported from the operating room to the recovery room after the operation is completed. If the infant is restless or struggles in the process, the injury of the infant body and the operation part and even the falling of the infant bed are easily caused.

The infant pillow is required to be high in shoulder pad height when being in a horizontal position after general anesthesia and in an anesthesia recovery process, and is used for fully opening the respiratory tract of an infant and preventing the respiratory tract from being blocked and causing serious consequences due to the situations of muscle relaxation, tongue tenesmus and the like.

In the current clinical operation, a surgical drape sheet is adopted to be a small or medium sheet, and the small or medium sheet is manually rolled into a cylindrical shape and placed below the shoulder of an infant to be used as a shoulder pad. However, the shoulder pad is not stable enough, so that the movement or struggle of the infant can easily cause the displacement of the shoulder pad; meanwhile, the shoulder pad cannot adjust the thickness degree according to different ages of the infant, and when the operation time is long, the body weight of the infant can press the shoulder pad to be flat and thin, the shoulder pad cannot maintain enough thickness, so that the shoulder pad cannot be lifted up under the shoulder of the infant, and the respiratory tract is not fully opened.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides at least one binding device, which can bind the body position of the infant in the operation and transportation process and prevent the infant from restless or struggle; and raising the infant's shoulders via the inflated air cushion, the device for ensuring patency of the infant's respiratory tract comprising:

a body position pad fixed on the sickbed;

at least two edges the fixed band that body position pad length direction arranged is arbitrary the connection is dismantled respectively at the both ends of fixed band is in the both sides of body position pad are configured with the constraint subassembly respectively, the both ends of fixed band respectively with the constraint subassembly dismantlement at body position pad both ends is connected.

And the air cushion is inflated through external equipment, and two ends of the air cushion are respectively fixed with the binding assemblies on two sides of the body position cushion.

In some embodiments of the present disclosure, the fixing strap is adjacent to the fixing strap and/or the body position pad.

The utility model discloses an in some embodiments, the constraint subassembly is including constraint axle, constraint wheel, constraint area and socket, the one end in constraint area with the socket is connected, and the other end winding is at the constraint wheel, the coaxial fixed constraint wheel of constraint axle, the coaxial locking ratchet that is fixed with of constraint wheel, locking ratchet cooperation locking the locking pawl of locking ratchet, the locking pawl through the locking button establish or remove with the cooperation of locking ratchet, the fixed band is relative the one end of constraint subassembly dispose with socket complex plug.

The utility model discloses an in some embodiments, the constraint subassembly is including constraint axle, constraint wheel, constraint area and socket, the one end in constraint area with the socket is connected, and the other end winding has the constraint wheel, the coaxial fixed constraint wheel of constraint axle, the constraint wheel cover is established in a centrifuge sleeve, the inboard of centrifuge sleeve is surrounded there is centrifugal ratchet the week side of constraint wheel is fixed with the orientation through expanding spring the centrifugal pawl of centrifuge sleeve.

In some embodiments of the present disclosure, the fixing belt is along the body position pad both sides respectively configure first nylon hook area and with the first nylon velvet belt of first nylon hook area hookup, the upper surface of body position pad configures second nylon velvet belt, the fixed band configure with the second nylon hook area of second nylon velvet belt hookup.

In some embodiments of the present disclosure, the second nylon hook strip is detachably coupled with a hidden nylon velvet strip.

In some embodiments of the present disclosure, the air cushion is configured with an air cushion nylon velvet ribbon coupled with the second nylon hook ribbon.

The embodiment of the utility model provides an at least, disclose an automatic constraint device, the device includes:

a body position pad fixed on the sickbed;

the pair of sliding assemblies respectively slide along the length direction of the body position pad on two sides of the body position pad, and a binding assembly is fixed on any sliding assembly;

the two ends of any fixing belt are respectively detached from the binding assemblies connected to the two sides of the body position pad;

the air cushion is inflated through external equipment, and two ends of the air cushion are respectively fixed with the restraint assemblies on two sides of the body position cushion;

and the driving motor drives the sliding component to slide.

The embodiment of the utility model provides an at least, disclose an automatic constraint device, the device includes:

a body position pad fixed on the sickbed;

the two pairs of sliding assemblies respectively slide on two sides of the body position pad along the length direction of the body position pad, and a binding assembly is fixed on any sliding assembly;

the two pairs of binding rings are respectively detachably connected with the binding assemblies;

the air cushion is inflated through external equipment, and two ends of the air cushion are respectively fixed with the restraint assemblies on two sides of the body position cushion;

and the driving motor drives the sliding component to slide.

In view of the above, other features and advantages of the embodiments of the present invention will become apparent from the following detailed description of the disclosed exemplary embodiments, which proceeds with reference to the accompanying drawings.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a plan view of the first embodiment;

FIG. 2 is a detail view of the position pad;

FIG. 3 is a perspective view of the embodiment;

FIG. 4 is a diagram of an optimized plan structure according to the first embodiment;

FIG. 5 is an enlarged view of portion A of FIG. 1;

FIG. 6 is a partial block diagram of the tie down assembly;

FIG. 7 is a diagram illustrating a portion of the structure of the embodiment.

FIG. 8 is a perspective view of the second embodiment;

FIG. 9 is an enlarged view of portion B of FIG. 8;

FIG. 10 is a block diagram of the tie down assembly of FIG. 8;

FIG. 11 is a schematic plan view of FIG. 8;

FIG. 12 is a perspective view of the second embodiment;

FIG. 13 is an enlarged view of section C of FIG. 12;

fig. 14 is a partial structural view of the second embodiment.

The attached drawings are marked as follows:

100. a body position pad; 110. a rigid base plate; 120. an elastic pad; 130. a hard frame; 140. a gel pad; 150. a frame; 151. sliding the screw rod; 152. a sliding block; 153. rotating the rod; 101. a body position floating cushion; 102. filling the cavity; 200. fixing belts; 210. a plug; 220. a binding ring; 230. air holes are formed; 300. an air cushion; 400. a tie-down assembly; 410. a socket; 420. a binding shaft; 430. a binding wheel; 440. a dial plate; 451. locking the ratchet wheel; 452. a pawl; 510. a first nylon hook tape; 520. A first nylon velvet ribbon; 610. a second nylon hook tape; 620. a second nylon velvet ribbon; 700. stretching the rope; 811. a first motor; 812. a first motor; 820. control system 831, second motor.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Example one

The present embodiment discloses a restraint device. The device of the embodiment can restrict the infant in the operation and transportation process, prevent the infant from restless or struggle, and does not need nursing staff or anesthesiologists to nurse the infant in real time; in addition, the device of the present embodiment can lift the infant's shoulder by detaching the air cushion 300 fixed on the body position cushion 100, so as to ensure the smoothness of the infant's respiratory tract.

To implement some or all of the above schemes, please refer to fig. 1. The device of this embodiment includes rectangular position pad 100, and tensile rope 700 is all fixed with to four corners of position pad 100, and tensile rope 700 covers tightly at the guardrail of sick bed, makes position pad 100 fixed relative sick bed.

Please refer to fig. 2. The body position pad 100 of the present embodiment includes a hard base plate 110, the hard base plate 110 is covered with an elastic pad 120, and a gel pad 140 is covered on the elastic pad 120. The rigid base plate 110, the elastic pad 120 and the gel pad 140 are all enclosed in a rigid frame 130. The four corners of the hard frame 130 are provided with through holes for penetrating the tensile ropes 700, and two side edges of the hard frame 130 are respectively fixed with three binding assemblies 400 for connecting the fixing belt 200 or the air cushion 300 along the length direction of the hard frame.

In some embodiments, the four corners of the body position pad 100 are respectively fixed with a set of tensile cords 700, the set of tensile cords 700 is an elastic cord loop, one end of the cord loop is fixed with the corner of the body position pad 100, and a pressing component for limiting the working length of the cord loop is arranged on the cord loop. After the rope ring is sleeved on the guardrail of the sickbed, the part of the rope ring between the corner of the body position pad 100 and the guardrail can be tensioned through the pressing component, so that the body position pad 100 is fixed relative to the guardrail of the sickbed.

Referring to fig. 1 and 3, the body position cushion 100 of the present embodiment is configured with two fixing straps 200 and an air cushion 300 along the length direction, and two ends of the fixing straps 200 and the air cushion 300 are respectively fixed with the binding assemblies 400 at two sides of the hard frame 130. The fixing band 200 is used for binding the body and trunk of the infant between the upper surface of the body position pad 100 and the lower surface of the fixing band 200, and the air cushion 300 is used for heightening the shoulder pad of the infant to ensure the opening of the respiratory tract of the infant.

Please refer to fig. 4. The upper and lower surfaces of the fastening band 200 are respectively fastened with a first nylon velvet band 520 and a first nylon hook band 510 along both sides of the body position pad 100 in the length direction.

The fixing band 200 is made of an elastic material and has a plurality of ventilation holes 230 for ventilation and providing deformation possibility. Then two adjacent fastening tapes 200 form a larger area of fastening sheet for fastening the child on the upper surface of the postural pad 100 in a wide range by the coupling of the first nylon hook tape 510 and the first nylon velvet tape 520 after being stretched and deformed during the fastening process.

In this embodiment, a second nylon velvet ribbon 620 is fixed on the upper surface of the body position pad 100, and a second nylon hook ribbon 610 is fixed on the lower surface of the fixing ribbon 200. After the body position pad 100 is fixed relative to the hospital bed, the infant is bound to the body position pad 100 by the fixing band 200 and the body position pad 100, and the part of the fixing band 200 is connected to the part of the upper surface of the body position pad 100 which is not blocked by the infant by the second nylon hook band 610 and the second nylon velvet band 620, so that the binding degree of the infant is improved.

In this embodiment, when the second nylon hook strip 610 on the surface of the body position pad 100 is idle, the second nylon hook strip 610 which is not needed to be used or is shielded by the child can be hidden by connecting the plurality of the hidden nylon velvet pieces in a sheet or strip shape with the second nylon hook strip 610, so as to prevent the rough second nylon hook strip 610 from damaging the child.

Referring to fig. 5 and 6, the body position pad 100 fixes and tightens the fixing band 200 by the binding assemblies 400 at both sides. The binding assembly 400 comprises a binding shaft 420 axially parallel to the length direction of the body position pad 100, a binding wheel 430 is coaxially fixed on the binding shaft 420, the binding wheel 430 is wound on one end of a binding belt, the other end of the binding belt wound on the binding wheel 430 relatively is connected with a socket 410 for connecting with the fixing belt 200, and two ends of the fixing belt 200 are provided with plugs 210 matched with the sockets 410. The leash is coupled to the fastening band 200 by the cooperation of the plug 210 and the socket 410, and the leash wheel 430 tightens the fastening band 200 by rotating the leash wheel 430.

The binding wheel 430 is coaxially fixed with a locking ratchet 451, and the locking ratchet 451 is matched with a locking pawl 452 which limits the rotation of the locking ratchet 451 after being pressed down. A toggle plate 440 is coaxially fixed to the binding shaft 420 for withdrawing and tightening the binding belt.

In some embodiments, the binding assembly 400 includes a binding wheel 430, a binding band and a socket 410, one end of the binding band is connected with the socket 410, the other end is connected with the binding wheel 430, the binding wheel 430 is sleeved in a centrifugal sleeve, the centrifugal ratchet is surrounded at the inner side of the centrifugal sleeve, and a centrifugal pawl 452 facing the centrifugal sleeve is fixed at the peripheral side of the binding wheel 430 through a telescopic spring.

In some embodiments, the postural pad 100 is provided with a second nylon hook strip 610 or a second nylon velvet strip 620, and the bottom of the air cushion 300 is provided with an air cushion 300 nylon velvet strip coupled with the second nylon hook strip 610 or an air cushion 300 nylon hook strip coupled with the second nylon velvet strip 620. The present embodiment can couple the air cushion 300 to the body position cushion 100 for elevating the shoulder of the infant. Meanwhile, the air cushion 300 is inflated by external equipment, so that the air cushion can adapt to infants with different body shapes.

In some embodiments, please refer to fig. 7; the partial binding assembly 400 is connected with a binding ring 220, the binding ring 220 comprises a socket head matched with the inserting opening 410, the socket head is connected with a ring seat, and the ring seat is used for binding a trunk of an infant to realize direct binding of the trunk of the infant.

Example two

Referring to fig. 8, the present embodiment discloses an automatic binding apparatus. The restraint device comprises a frame 150, a body position floating cushion 101 is laid between the upper end and the lower end of the frame 150, a filling cavity 102 is formed between the lower portion of the body position floating cushion 101 and the frame 150, and the filling cavity 102 is filled with soft materials such as latex.

The frame 150 is provided with a sliding limit rod and a sliding screw 151 at both sides in the length direction, the upper end of the sliding screw 151 is rotatably connected with the upper end of the frame 150 through a bearing, and the lower end is coaxially connected with first motors (811, 812) arranged inside the lower end of the frame 150.

The body position floating pad 101 can flexibly support the infant through the filler; meanwhile, the first motors (811, 812) drive the restraint assembly 400 to adjust its position relative to the posture floating mat 101 along the sliding screw 151 for accommodating children of different body shapes.

Referring to fig. 9 and 10, the binding assembly 400 of the present embodiment includes a sliding assembly, a binding shaft 420 coaxially rotates in the sliding assembly, a binding wheel 430 is coaxially fixed on the binding shaft 420, the binding wheel 430 is wound around one end of a binding belt, the binding belt is connected to a socket 410 for connecting with the fixing belt 200 by being wound around the other end of the binding wheel 430, and plugs 210 matched with the sockets 410 are disposed at two ends of the fixing belt 200. The leash is integrally coupled to the securing band 200 by the engagement of the plug 210 and the socket 410, and the leash wheel 430 tightens the securing band 200 by rotating the leash wheel 430. The binding wheel 430 is coaxially fixed with a locking ratchet 451, and the locking ratchet 451 is matched with a locking pawl 452 which limits the rotation of the locking ratchet 451 after being pressed down. Meanwhile, a toggle plate 440 is coaxially fixed to the binding shaft 420 for withdrawing and tightening the binding belt.

A sliding block 152 is fixed on the sliding component, and the sliding block 152 is provided with a threaded hole and a sliding limiting hole which are matched with the sliding screw 151; the sliding block 152 is only displaced along the length direction of the posture floating cushion 101 by the cooperation of the sliding limiting hole and the sliding limiting rod. The operation of the first motors (811, 812) drives the sliding screw 151 to rotate, and the rotation of the sliding screw 151 causes the matched sliding block 152 to displace in the limiting direction of the sliding limiting rod, so that the restraining assembly 400 disposed in the sliding assembly displaces along the length direction of the postural floating mat 101.

In order to realize the coaxial rotation of the rotation shaft and the restraint shaft 420 and the relative sliding movement along the length direction of the rotation shaft 153, the present embodiment improves the structure of the restraint assembly 400 of the first embodiment on the basis of the restraint assembly 400 of fig. 10. The axis of rotation is configured with the rotation foreign steamer, and constraint axle 420, sliding block 152 and constraint shell are equipped with the perforation of intercommunication, and some rotation internal teeth are seted up at the center of constraint axle 420, and the dwang 153 passes through the perforation in clearance when constraint axle 420, and the gear that rotates and the clearance fit of rotating external tooth, and dwang 153 is when rotating so, and dwang 153 can drive the rotation of constraint axle 420 circumference, can follow axial relative displacement between dwang 153 and the constraint axle 420 simultaneously.

Referring to fig. 11, a control system 820 is embedded in the lower end of the frame 150, and the control system 820 drives the first motors (811, 812) to operate. The control system 820 is externally connected with a terminal, the terminal is used for an operator to key in infant data, the terminal generates an instruction according to the keyed-in identity information, and the control system 820 enables the binding assembly 400 to automatically move to a position where the infant can be bound in the expectation according to the instruction. After the restraining assembly 400 reaches the position where the infant can be restrained, the fixing band 200 is manually connected to the restraining assembly 400 by the medical staff so that the fixing band 200 can restrain the infant.

Referring to fig. 12 and 13, preferably, a rotation lever 153 passing through the slide block 152 and the binding case is disposed along the longitudinal direction on both sides of the frame 150, and the rotation shaft and the binding shaft 420 are slidable relative to each other in the longitudinal direction of the rotation lever 153 and are rotatable coaxially with each other. The rotation shaft is driven by a second motor 831 fixed to a lower end of the frame 150. The second motor 831 is connected to the control system 820.

With the above arrangement, after the restraining assembly 400 is automatically moved to the child restraining position by the first motors (811 and 812), the second motor 831 rotates the restraining shaft 420 and further tightens the securing strap 200 to restrain the child.

Further, control system 820 controls an inflation device for inflating cushion 300. The control system 820 drives the automatic inflatable air cushion 300 of the inflating device to a proper size according to the infant data input by the terminal, so that the shoulders of the infant can be fully lifted, and the respiratory tract of the infant can be kept smooth.

Preferably, the control system 820 of the present embodiment is externally connected to a terminal. When the infant with different heights and weights is bound by the body position floating pad 101, the binding component 400 is opposite to the specific position of the upper end or the upper end of the body position floating pad 101. After the medical staff inputs the height and weight information of the infant through the terminal, the first motor (811 and 812) drives the restraint assembly 400 to move to the relative position corresponding to the upper end or the lower end of the body position floating cushion 101 through the sliding screw rod, and then the second motor 831 tightens the fixing band 200 from both sides of the body position floating cushion 101, thereby realizing the automatic restraint of the infant.

Referring to fig. 14, the restraining band is connected with a restraining ring 220. Then, after the medical staff can quickly bind the trunk of the infant through the binding ring 220, the medical staff inputs the weight, height, age and other information of the infant into the terminal, so that the terminal generates an instruction for controlling the control system 820. The control system 820 enables the first motor (811, 812) to drive the sliding screw 151 according to the instruction, and the restraining assembly 400 is slid to the position capable of restraining the infant; then the second motor 831 drives the rotating rod 153 to tighten the binding belt and the binding ring 220 to fully reduce the activity space of the trunk of the infant, thereby realizing the full binding of the trunk of the infant. Of course, the medical personnel may manually adjust the position of the restraint assembly 400 and tighten the restraining strap when they find that the position of tightening the restraining strap and sliding the restraint assembly 400 does not sufficiently restrain the child.

The present embodiment discloses a medical system based on the restriction device mentioned in the second embodiment. The medical system comprises a plurality of binding devices, and terminals of all the binding devices are remotely communicated with a cloud server through wired or wireless links. The remote server obtains infant data and restraint data, which is the position of the restraint assembly 400 and the length of the tightening restraint strap when the infant is sufficiently restrained fed back by the medical personnel or the control system 820.

The cloud server updates instructions generated by information such as height and weight of the infant preset in the terminals of the plurality of binding devices according to the massive infant data and the binding data, so that the control system 820 controls the first motors (811 and 812) and the second motor 831 to accurately adjust the position of the binding assembly 400 and the length of the tightening binding belt according to the instructions, and automatic binding of the infant is realized.

Preferably, the terminal of the restriction device of the present embodiment is remotely connected to other medical detection devices, such as an electrocardiographic monitoring device and a digital blood pressure detection device. Other medical detection equipment send the terminal with effectual detection data after detecting infant's physical function, and the terminal binds infant's infant data and detection data and sends the high in the clouds server storage, and the high in the clouds server calls infant data and detection data of storage for realize the prediction to infant health status through big data.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. A restraining device is characterized in that,

the device comprises:

a body position pad fixed on the sickbed;

the fixing belts are arranged along the length direction of the body position cushion, two ends of any fixing belt are respectively detachably connected to two sides of the body position cushion, binding assemblies are respectively arranged on two sides of the body position cushion, and two ends of the fixing belts are respectively detachably connected with the binding assemblies at two ends of the body position cushion;

and the air cushion is inflated through external equipment, and two ends of the air cushion are respectively fixed with the binding assemblies on two sides of the body position cushion.

2. The restraint device of claim 1,

and any fixing band is detachably connected with the adjacent fixing band and/or the surface of the body position pad.

3. The restraint device of claim 1,

the binding assembly comprises a binding shaft, a binding wheel, a binding belt and a socket, one end of the binding belt is connected with the socket, the other end of the binding belt is wound on the binding wheel, the binding shaft is coaxially fixed with the binding wheel, a locking ratchet wheel is coaxially fixed on the binding wheel, the locking ratchet wheel is matched with a locking pawl of the locking ratchet wheel, the locking pawl is matched with or released from the matching with the locking ratchet wheel through a locking button, and a plug matched with the socket is arranged at one end, opposite to the binding assembly, of the fixing belt.

4. The restraint device of claim 1,

the binding assembly comprises a binding shaft, a binding wheel, a binding belt and a socket, one end of the binding belt is connected with the socket, the other end of the binding belt is wound with the binding wheel, the binding shaft coaxially fixes the binding wheel, the binding wheel is sleeved in a centrifugal sleeve, the inner side of the centrifugal sleeve is surrounded with a centrifugal ratchet, and a centrifugal pawl facing the centrifugal sleeve is fixed on the peripheral side of the binding wheel through a telescopic spring.

5. The restraint device of claim 2,

the fixing belt is respectively provided with a first nylon hook belt and a first nylon velvet belt connected with the first nylon hook belt along two sides of the body position pad, the upper surface of the body position pad is provided with a second nylon velvet belt, and the fixing belt is provided with a second nylon hook belt connected with the second nylon velvet belt.

6. The restraint device of claim 5,

the second nylon hook belt is detachably connected with a hidden nylon velvet belt.

7. The restraint device of claim 5,

the air cushion is provided with an air cushion nylon velvet belt connected with the second nylon hook belt.

8. An automatic binding device is characterized in that,

the device comprises:

a body position pad fixed on the sickbed;

the pair of sliding assemblies respectively slide along the length direction of the body position pad on two sides of the body position pad, and a binding assembly is fixed on any sliding assembly;

the two ends of any fixing belt are respectively detached from the binding assemblies connected to the two sides of the body position pad;

the air cushion is inflated through external equipment, and two ends of the air cushion are respectively fixed with the restraint assemblies on two sides of the body position cushion;

and the driving motor drives the sliding component to slide.

9. An automatic binding device is characterized in that,

the device comprises:

a body position pad fixed on the sickbed;

the two pairs of sliding assemblies respectively slide on two sides of the body position pad along the length direction of the body position pad, and a binding assembly is fixed on any sliding assembly;

the two pairs of binding rings are respectively detachably connected with the binding assemblies;

the air cushion is inflated through external equipment, and two ends of the air cushion are respectively fixed with the restraint assemblies on two sides of the body position cushion;

and the driving motor drives the sliding component to slide.

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