CN110548192A

CN110548192A - pediatric transfusion hypnosis chair

Info

Publication number: CN110548192A
Application number: CN201910863392.7A
Authority: CN
Inventors: 盛鹰; 孙大宏
Original assignee: Qingdao Third Peoples Hospital
Current assignee: Qingdao Third Peoples Hospital
Priority date: 2019-09-12
Filing date: 2019-09-12
Publication date: 2019-12-10
Anticipated expiration: 2039-09-12
Also published as: CN110548192B

Abstract

the invention discloses a pediatric transfusion hypnosis chair, which belongs to the field of medical instruments and comprises a chair body and a hypnosis device arranged on the chair body, wherein the hypnosis device comprises a touch switch, a sound device and a loudspeaker, and the touch switch, the sound device and the loudspeaker are electrically connected in sequence. The invention guides the children to press or step on the touch switch by following the curiosity and the curiosity of the children so as to start the hypnosis sound effect, and guides the children to enter a relaxed and quiet state or even sleep under the stimulation of the hypnosis sound effect which is simple and repeated and appears along with the action of the children, so that the children can be rested during transfusion, and the rehabilitation of diseases is facilitated.

Description

pediatric transfusion hypnosis chair

Technical Field

the invention relates to the technical field of medical instruments, in particular to a pediatric transfusion hypnosis chair.

Background

Children are sexually active, sensitive to novelty objects and good, and are difficult to keep in a quiet state during infusion treatment, crying or excessive movement easily causes infusion faults, thus the infusion time is prolonged, even repeated needle insertion brings pain to patients and families, and the workload of nurses is increased.

In the prior art, the infusion therapy is assisted by using the characteristics of good movement and curiosity of children and by attracting the attention of the children. For example: the literature numbers are: CN107582314A, name: the invention patent application of 'an interesting rocking chair convenient for children to inject for pediatrics' discloses a technical scheme with the characteristics, a knocking mechanism is arranged to attract the attention of children, and the rocking chair is arranged to relax the children.

although the above-mentioned manner of attracting the attention of children with similar tapping devices can play a certain role, the following disadvantages still exist:

1. Recreational attention-attracting devices (e.g., tapping devices) tend to make children more exciting and more motile, which may in turn create new problems with infusion therapy.

2. the above-mentioned recreational attention-attracting manner excites children, and if the children are weak, the children cannot be rested in the infusion process, but are excessively consumed in a recreational manner, which is not favorable for the recovery of the children.

Aiming at the problems in the prior art, an infusion chair which can enable a child to really relax and calm down in the infusion process is needed.

disclosure of Invention

In order to overcome the defects of the prior art, the invention discloses a pediatric transfusion hypnosis chair.

in order to achieve the purpose, the technical scheme of the invention is as follows:

the pediatric transfusion hypnosis chair comprises a chair body and a hypnosis device arranged on the chair body, wherein the hypnosis device comprises a touch switch, a sound device and a loudspeaker, and the touch switch, the sound device and the loudspeaker are electrically connected in sequence.

preferably, the chair body include base, bottom plate and backplate, base and bottom plate pass through spliced pole fixed connection, the bottom of backplate and the one end fixed connection of bottom plate, the backplate slope to oblique rear, between backplate and bottom plate, and the both sides that are located the bottom plate still are connected with the handrail, the handrail include one end and backplate fixed connection's handrail horizontal pole, handrail horizontal pole pass through connecting rod fixed connection with the bottom plate.

Preferably, the touch switch is arranged at the free end of the handrail cross rod and comprises an elastic spherical pressing part and an elastic switch button buckled inside the pressing part, the elastic switch button is electrically connected with the sound device, the top end of the elastic switch button is connected with the inner surface of the top of the pressing part, and the bottom end of the pressing part is fixedly connected with the upper surface of the free end of the handrail cross rod.

Preferably, the chair body still include the slide, the bottom plate be located the bottom of keeping away from the one end of backplate still be equipped with along the spout of handrail horizontal pole trend, slide and spout sliding connection and can follow the trend of spout and retract or stretch out from the bottom of bottom plate, keep away from the one end of backplate at the slide and still fixedly connected with baffle, the vertical setting of baffle, still be equipped with touch switch on the surface of baffle towards the backplate.

preferably, the sound device has a hypnotic effect, the chair body is further provided with a switch button of the sound device, and the loudspeaker is arranged at the top end of the surface of the back plate facing the baffle.

Preferably, the base enclose by 2 side boards at 1 curved surface board and fixed connection curved surface board both ends and close and form, the base in the lower part still be equipped with at the bottom of the counter weight, the counter weight at the bottom the upper surface above, and be located the inside accommodation space that constitutes of base, the counter weight at the bottom be connected with base internal surface fixed, the bottom of spliced pole and the last fixed surface of counter weight at the bottom be connected.

preferably, the surface of two terminal surfaces of base respectively the symmetry be provided with 2 universal wheels of group, the universal wheel pass through two terminal surfaces of connecting rod and base articulated, the connecting rod on, and be located and still be equipped with the pin jack between universal wheel and the articulated shaft, two terminal surfaces of base on also be equipped with the pin jack in the same aperture of pin jack, pin jack interpolation have the pin, the pin with the terminal surface fixed connection of connecting rod and base, when the terminal surface fixed connection of connecting rod and base, the universal wheel prop up the chair body.

Preferably, the two end faces of the base are further provided with a supporting hook assembly, the supporting hook assembly comprises a supporting rod fixedly connected to the end face of the base along the horizontal direction and a supporting hook fixedly connected to the supporting rod and extending upwards, and the supporting rod is also provided with a pin insertion hole.

Preferably, the backboard is provided with a gap opened at the bottom end of the backboard, the gap is internally provided with a movable plate, two sides of the bottom end of the movable plate are hinged with the backboard, and two sides of the middle part of the movable plate are connected with the backboard through a folding connecting rod.

Preferably, the top of the back plate is provided with a folding sunshade, the two sides of the movable plate and the inner side of the folding connecting rod are also provided with connecting cloth, and the two ends of the connecting cloth are respectively fixedly connected with the outer side end of the movable plate and the inner side end of the opening.

The pediatric transfusion hypnosis chair has the beneficial effects that the pediatric transfusion hypnosis chair is divided into 3 parts:

1. Through complying with the psychology that children are good and curious, guide children to press or step on touch switch by the foot to start the sound effect that hypnotizes, under the stimulation of the sound effect that hypnotizes that simple repetition, and follow children's action appearance, guide children to get into and relax quiet state, get into the sleep even, thereby make children can rest when the infusion, do benefit to the recovery of disease.

2. The chair can be a chair with a walking function or a rocking chair by arranging the base with the arc-shaped bottom surface and the retractable universal wheels, is convenient for pushing children, and can provide a shaking and relaxing environment for the children.

3. The base is internally provided with the accommodating space, so that the infusion set is convenient for family use, can carry personal articles, provides a well-known infusion apparatus for children, improves the safety of the children during infusion, and is further beneficial to relaxation of the children.

drawings

FIG. 1: a structural schematic diagram of a lateral sitting posture state of a pediatric transfusion hypnotic chair;

FIG. 2: a structural schematic diagram of a lateral prone position of a pediatric transfusion hypnotic chair;

FIG. 3: a schematic diagram of a resilient switch button;

FIG. 4: a schematic diagram of the position relationship between the back plate and the movable plate;

FIG. 5: the side surface of the hook is enlarged schematically;

FIG. 6: a top view of the base of the rocking chair;

1: base, 2: connecting columns; 3: bottom plate, 4: back sheet, 5: handrail cross bar, 6: a movable plate, 7: memory sponge layer, 8: a slide plate, 9: baffle, 10: rubber bladder, 11: elastic switch knob, 12: folding sunshade, 13: connecting cloth, 14: acoustic device, 15: speaker, 16: folding link, 17: universal wheel, 18: connecting rod, 19: pin, 20: counterweight bottom, 21: a supporting rod, 22: hook, 23: pin insertion holes, 24: chute, 25: electric wire piping, 26: bundling sleeve, 27: turning handle, 28: insertion rod, 29: insertion hole, 30: electric wire, 31: brake lining, 32: opening, 33: switch knob, 111: sleeve, 112: spring, 113: top pillar, 114: a guide tube.

Detailed Description

The following description is only exemplary of the present invention and should not be construed as limiting the scope of the present invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.

Example 1:

A pediatric transfusion hypnosis chair comprises a chair body and a hypnosis device arranged on the chair body, wherein the hypnosis device comprises a touch switch, a sound device 14 and a loudspeaker, and the touch switch, the sound device 14 and the loudspeaker 15 are electrically connected in sequence;

the chair body comprises a base 1, a bottom plate 3 and a back plate 4, the base 1 and the bottom plate 3 are fixedly connected through a connecting column 2, the bottom end of the back plate 4 is fixedly connected with one end of the bottom plate 3, the back plate 4 inclines towards the oblique rear direction, handrails are further connected between the back plate 4 and the bottom plate 3 and positioned on two sides of the bottom plate 3, each handrail comprises a handrail cross rod 5, one end of each handrail cross rod is fixedly connected with the back plate 4, and the handrail cross rods 5 are fixedly connected with the bottom plate 4 through connecting rods;

the touch switch is arranged at the free end of the handrail cross rod 5 and comprises an elastic spherical pressing part and an elastic switch button 11 buckled inside the pressing part, the elastic switch button 11 is electrically connected with a sound device 14, the top end of the elastic switch button 11 is connected with the inner surface of the top of the pressing part, and the bottom end of the pressing part is fixedly connected with the upper surface of the free end of the handrail cross rod 5;

The chair body still include slide 8, bottom plate 3 be located the bottom of keeping away from the one end of backplate 4 and still be equipped with the spout 24 along the trend of handrail horizontal pole 5, slide 8 and spout 24 sliding connection and can follow the trend of spout 24 and retract or stretch out from the bottom of bottom plate 3, the one end of keeping away from backplate 4 at slide 8 still fixedly connected with baffle 9, the vertical setting of baffle 9, still be equipped with touch switch on the surface of baffle 9 towards backplate 4.

When children are transfused, the infusion support is kept quiet and relaxed, so that the infusion can have a better effect, and the infusion fault can be avoided. However, children are naturally active and have strong curiosity, are easily attracted by external objects and are also easily frightened, and how to conform to the psychological characteristics makes the children loose and calm down in the infusion process become a difficult problem.

The simple and monotonous repeated stimulation which is often used in hypnosis can enable a person to relax quickly and even enter a sleep state, and the body and mind of the person are relaxed extremely in the sleep state, so that the rehabilitation of diseases is facilitated. However, it is not easy to associate a startle or restlessness in an infusion environment with a hypnotic, relaxed, quiet state.

As shown in figure 1, when the invention is used, a child sits on the chair body, a touch switch is arranged at the free end of the armrest transverse rod 5, the touch switch comprises an elastic spherical pressing part and an elastic switch button 11 buckled in the pressing part, when in practical application, the pressing part can be set as a rubber bag 10, the surface of the rubber bag 10 is coated with medical and environment-friendly colors, the rubber bag is bright in color, the pressing part is flapped by the induction demonstration of adults or the exploration of children, the circuit is connected when the elastic switch button 11 is pressed, the hypnotic effect sent by the sound device 14 is sent out through the loudspeaker 15, the hypnotic effect can be set as the effect of releasing people such as water drop, water flow, bird call and the like, when the pressing part is flapped, the sound appears, when the hands are released, the sound disappears, and the curious attraction of the child is caused, the pressing part can be continuously patted, so that the hypnotic sound effect intermittently and continuously appears repeatedly, simple and monotonous repeated stimulation accompanying the action of the limbs of the child is formed, and the child can gradually calm down and relax down along with the repeated sound effect stimulation and the concentration of the attention of the child, and even easily get into sleep.

as shown in fig. 1, the invention is further provided with a touch switch for children to step on by feet, which is positioned on the baffle 9, and by the same reason, the children step on the touch switch by the feet, the simple and monotonous sound effect stimulation can occur along with the repeated actions of the limbs, thereby guiding the children to enter the state of relaxing and concentrating and even sleeping.

as shown in fig. 2, a rotating handle 27 is provided at the free end of the handrail cross bar, the rotating handle 27 can rotate around the axis of the handrail cross bar 5, the rotating handle 27 can be provided to be in threaded connection with the end of the handrail cross bar, the rotating handle 27 of the handrail at the infusion side can rotate to enable the pressing part to face downwards so as to avoid the attempted touch of the child's hand, an inserting rod 28 is further provided at one end of the rotating handle 27 far away from the back plate 4, and an inserting hole 29 matched with the inserting rod 28 is provided at the top end of the baffle plate 9 at the opposite side of the inserting rod 28, so that when the invention is not used, the inserting rod 28 is inserted into the inserting hole 29, thereby retracting the baffle plate 9 and reducing the occupied space of the invention.

as shown in fig. 2, the handrail cross bar 5 is further provided with 2 binding sleeves 26, the binding sleeves 26 are formed by winding a binding tape, the binding tape is wound and then connected by a sticky buckle so as to bind the forearm of the child to the handrail cross bar 5, the bottom of the binding sleeves 26 can be slidably connected with the bottom surface of the handrail cross bar 5 through a slider, and the bottom of the handrail cross bar 5 is provided with a slide way matched with the slider. The design facilitates that the forearm of the child for pricking the needle can move back and forth along the handrail cross rod 5 but cannot move up and down, so that the child can keep a relatively comfortable body position and can avoid the phenomenon of needle bulging due to movement.

As shown in fig. 1, the armrest transverse rod 5 and the rotating handle 27 are provided with electric wire pipes 25, the electric wire pipes are made of insulating materials and can be communicated with the acoustic device 14 and the loudspeaker 15, the acoustic device 14 is detachably connected to the top of the back plate 4, and one end of the electric wire pipe 25, which is positioned at the rotating handle 27, is also provided with a battery, and the battery is detachable.

As shown in fig. 3, the elastic switch button 11 includes a guide tube 114, a sleeve 111 having a lower end accommodated in the guide tube and having a top end sealed with the guide tube 114, a spring 112 disposed inside the sleeve 111 and fixedly connected to the top end of the sleeve 111, and a top post 113 having one end fixedly connected to a central position of the top end inside the sleeve 111, wherein the bottom ends of the guide tube 114 and the spring 112 are fixedly connected to an outer wall of the cable duct 25, the bottom end of the top post 113 penetrates through the outer wall of the cable duct 25, and the bottom end of the top post 113 is connected to the switch pad 31, when the pressing member is pressed, the pressing member presses the sleeve 111 to slide downward in the guide tube 114, and when the sleeve 111 slides downward, the spring 112 is pressed, so that the spring 112 is contracted, and the bottom end of the top post 113 is pushed downward, thereby closing the pad 31, and the audio device 14 and the speaker 15. Conversely, when the hand is released, the shutter 31 is opened in the reverse process, and the audio device 14 and the speaker 15 are powered off. The battery is connected with the elastic switch button 11, the sound device 14 and the loudspeaker 15 in series.

Example 2:

The chair body further comprises a sliding plate 8, a sliding groove 24 along the trend of the armrest transverse rod 5 is further formed in the bottom of the end, away from the back plate 4, of the bottom plate 3, the sliding plate 8 is in sliding connection with the sliding groove 24 and can retract or extend from the bottom of the bottom plate 3 along the trend of the sliding groove 24, a baffle plate 9 is further fixedly connected to the end, away from the back plate 4, of the sliding plate 8, the baffle plate 9 is vertically arranged, and a touch switch is further arranged on the surface, facing the back plate 4, of the baffle plate 9;

the acoustic device 14 has a hypnotic effect, the chair body is further provided with a switch button 33 of the acoustic device, and the loudspeaker 15 is arranged at the top end of the surface of the back plate 4 facing the baffle plate 9.

As shown in fig. 1, the chair body is further provided with a switch button 33 of the acoustic device, when the child is drowsy and the activity of the limbs of the child is reduced, in order to continue the hypnotic and relaxing effect, the parent can turn on the switch button 33, at this time, the acoustic device 14 is turned on, and the speaker 15 transmits a continuous simple and monotonous hypnotic sound effect, such as the sound of water drops appearing at intervals, and the speaker is arranged on the top of the back plate 4, so the transmitted sound of water drops can well guide the child to enter a relaxed and quiet state and even to sleep.

Example 3:

The acoustic device 14 has a hypnotic effect, the chair body is also provided with a switch button 33 of the acoustic device, and the loudspeaker 15 is arranged at the top end of the surface of the back plate 4 facing the baffle plate 9;

The base 1 is formed by enclosing 1 arc-shaped curved plate and 2 side plates fixedly connected to two ends of the arc-shaped curved plate, a counterweight bottom 20 is further arranged at the lower part in the base 1, the upper surface of the counterweight bottom 20 is above and positioned in the base 1 to form an accommodating space, the counterweight bottom 20 is fixedly connected with the inner surface of the base 1, and the bottom end of the connecting column 2 is fixedly connected with the upper surface of the counterweight bottom 20;

The surface of two terminal surfaces of base 1 the symmetry respectively be provided with 2 universal wheel 17 of group, universal wheel 17 pass through connecting rod 18 and base 1 two terminal surfaces articulated, connecting rod 18 on, and be located and still be equipped with the pin jack between universal wheel 17 and the articulated shaft, two terminal surfaces of base 1 on also be equipped with the pin jack in the same aperture of pin jack, the pin jack interpolation have the pin, the pin with the terminal surface fixed connection of connecting rod 18 and base 1, when the terminal surface fixed connection of connecting rod 18 and base 1, universal wheel 17 prop up the chair body.

as shown in figures 1 and 2, when the universal wheels 17 support the chair body, the invention becomes a walking device, as shown in figure 6, the containing space can contain bedding, clothes, fruits, refreshments, beverages and the like carried by children in the infusion process, thereby the invention becomes a device for pushing children which is very suitable for household use.

Example 4:

the outer surfaces of two end surfaces of the base 1 are respectively symmetrically provided with 2 groups of universal wheels 17, the universal wheels 17 are hinged with the two end surfaces of the base 1 through a connecting rod 18, pin inserting holes are further formed in the connecting rod 18 and positioned between the universal wheels 17 and a hinged shaft, pin inserting holes with the same diameter as the pin inserting holes are also formed in the two end surfaces of the base 1, pins are inserted into the pin inserting holes, the connecting rod 18 is fixedly connected with the end surfaces of the base 1 through the pins, and when the connecting rod 18 is fixedly connected with the end surfaces of the base 1, the chair body is supported by the universal wheels 17;

Two terminal surfaces of base 1 department still be equipped with the die-pin subassembly, the die-pin subassembly include along the die-pin 21 of horizontal direction fixed connection in the terminal surface of base 1 to and fixed connection on die-pin 21, and the die-pin 22 that upwards extends, die-pin 21 on also be equipped with pin jack 23.

as shown in fig. 1 and 2, the pin is pulled out and inserted into the pin insertion hole 23 of the support rod 21, the universal wheel 17 is rotated around the hinge shaft between the connecting rod 18 and the end surface of the base 1, and the universal wheel 17 is supported and hung on the support hook 22, at this time, the chair body becomes a rocking chair, and due to the arc-shaped curved plate structure of the base 1 and the counterweight bottom 20, a child can freely swing on the rocking chair without falling down, so that the hypnotic effect is matched, and the relaxation of the child is further promoted.

Example 5:

The two end faces of the base 1 are also provided with hook supporting components, each hook supporting component comprises a supporting rod 21 fixedly connected to the end face of the base 1 along the horizontal direction and a supporting hook 22 fixedly connected to the supporting rod 21 and extending upwards, a pin inserting hole 23 is also formed in the supporting rod 21, the pin is pulled out and inserted into the pin inserting hole 23 in the supporting rod 21, the universal wheel 17 rotates around a hinged shaft of the connecting rod 18 and the end face of the base 1, and the universal wheel 17 is supported and hung on the supporting hook 22, and at the moment, the chair body becomes a rocking chair;

the back plate 4 is provided with a notch 32 which is opened at the bottom end of the back plate 4, a movable plate 6 is arranged in the notch 32, two sides of the bottom end of the movable plate 6 are hinged with the back plate 4, and two sides of the middle part of the movable plate 6 are connected with the back plate 4 through a folding connecting rod 16;

the top of the back plate 4 is provided with a folding sunshade 12, the two sides of the movable plate 6 and the inner side of the folding connecting rod 16 are also provided with connecting cloth 13, and the two ends of the connecting cloth 13 are respectively and fixedly connected with the outer side end of the movable plate 6 and the inner side end of the gap 32.

As shown in fig. 2 and 4, when the child is drowsy, the movable plate 6 can be pulled backwards, and the folding connecting rod 16 can be opened, so that the child can be transfused in a lying position. At this time, the foldable sunshade 12 can be opened to shield the child from the wind and light, thereby providing a sleeping environment, and the connecting cloth 13 shields the two sides of the movable plate 6 to further provide a comfortable sleeping environment.

As shown in fig. 1 and 2, a memory sponge layer 7 is further disposed on the surface of the movable plate 6 facing the side of the baffle 9, so that the comfort experience of children can be further improved, and relaxation is facilitated.

Claims

1. A paediatrics infusion hypnosis chair, characterized by: the chair comprises a chair body and a hypnosis device arranged on the chair body, wherein the hypnosis device comprises a touch switch, a sound device (14) and a loudspeaker, and the touch switch, the sound device (14) and the loudspeaker (15) are electrically connected in sequence.

2. the pediatric infusion hypnosis chair according to claim 1, wherein: the chair body include base (1), bottom plate (3) and backplate (4), base (1) and bottom plate (3) through spliced pole (2) fixed connection, the bottom of backplate (4) and the one end fixed connection of bottom plate (3), backplate (4) to the slope of oblique rear, between backplate (4) and bottom plate (3), and the both sides that are located bottom plate (3) still are connected with the handrail, the handrail include one end and backplate (4) fixed connection's handrail horizontal pole (5), handrail horizontal pole (5) and bottom plate 4 pass through connecting rod fixed connection.

3. the pediatric infusion hypnosis chair according to claim 2, wherein: the touch switch is arranged at the free end of the handrail cross rod (5) and comprises an elastic spherical pressing part and an elastic switch button (11) buckled inside the pressing part, the elastic switch button (11) is electrically connected with the sound device (14), the top end of the elastic switch button (11) is connected with the inner surface of the top of the pressing part, and the bottom end of the pressing part is fixedly connected with the upper surface of the free end of the handrail cross rod (5).

4. the pediatric infusion hypnosis chair according to claim 3, wherein: the chair body still include slide (8), bottom plate (3) be located the bottom of keeping away from the one end of backplate (4) and still be equipped with spout (24) along handrail horizontal pole (5) trend, slide (8) and spout (24) sliding connection and can follow the trend of spout (24) and retract or stretch out from the bottom of bottom plate (3), keep away from one end of backplate (4) at slide (8) still fixedly connected with baffle (9), the vertical setting of baffle (9), still be equipped with touch switch on the surface of baffle (9) towards backplate (4).

5. The pediatric infusion hypnosis chair according to claim 4, wherein: the chair is characterized in that a hypnotic effect is stored in the sound device (14), a switch button (33) of the sound device is further arranged on the chair body, and the loudspeaker (15) is arranged at the top end of the surface, facing the baffle (9), of the back plate (4).

6. the pediatric infusion hypnosis chair according to any one of claims 2 to 5, wherein: base (1) enclose by 2 side boards at 1 arc curved surface board and fixed connection arc curved surface both ends and close and form, base (1) inner lower part still be equipped with at the bottom of the counter weight (20), the counter weight at the bottom of the upper surface of (20) above, and be located base (1) inside constitution accommodation space, the counter weight at the bottom of (20) and base (1) internal surface fixed connection, the bottom of spliced pole (2) and the counter weight at the bottom of the upper surface fixed connection of (20).

7. the pediatric infusion hypnosis chair according to claim 6, wherein: the surface of two terminal surfaces of base (1) symmetry respectively is provided with 2 universal wheel (17) of organizing, universal wheel (17) articulated through two terminal surfaces of connecting rod (18) and base (1), connecting rod (18) on, and be located and still be equipped with the pin jack between universal wheel (17) and the articulated shaft, two terminal surfaces of base (1) on also be equipped with the pin jack in the same aperture of pin jack, the pin jack interpolation have the pin, the pin with the terminal surface fixed connection of connecting rod (18) and base (1), when the terminal surface fixed connection of connecting rod (18) and base (1), universal wheel (17) prop up the chair body.

8. The pediatric infusion hypnosis chair according to claim 7, wherein: two terminal surfaces of base (1) department still be equipped with the support hook subassembly, the support hook subassembly include along horizontal direction fixed connection in the die-pin (21) of the terminal surface of base (1) to and fixed connection on die-pin (21) and upwards extending support hook (22), die-pin (21) on also be equipped with pin jack (23).

9. The pediatric infusion hypnosis chair according to any one of claims 2 to 8, wherein: the novel folding backboard is characterized in that a notch (32) with an opening at the bottom end of the backboard (4) is formed in the backboard (4), a movable plate (6) is arranged in the notch (32), two sides of the bottom end of the movable plate (6) are hinged to the backboard (4), and two sides of the middle of the movable plate (6) are connected with the backboard (4) through a folding connecting rod (16).

10. The pediatric infusion hypnosis chair according to claim 9, wherein: the foldable sunshade (12) is arranged at the top of the back plate (4), connecting cloth (13) is further arranged on the two sides of the movable plate (6) and on the inner side of the foldable connecting rod (16), and the two ends of the connecting cloth (13) are fixedly connected with the outer side end of the movable plate (6) and the inner side end of the opening (32) respectively.