CN109303945B - A pediatric foot infusion foldable aid - Google Patents

Abstract

The invention relates to a foldable auxiliary device for infusion, in particular to a foldable auxiliary device for pediatric foot infusion. Therefore, the technical problem of the present invention is to provide a pediatric foot infusion foldable aid that can fix a child's leg and limit the range of motion of the child's leg when the needle is inserted. The technical embodiment of the present invention is: a pediatric foot infusion folding aid, comprising a seat plate, a moving block, a support rod, a first clamping block, a base, a rotating block, a pedal, a lifting rod, a fixed rod, and a return spring There is a base on the left side of the bottom of the seat plate, an inner cavity is opened on the left side of the seat plate, a moving block is placed on the rear side of the bottom of the inner cavity, and a first clamping block is arranged on the left side of the upper part of the front side of the moving block. In the invention, by setting the pedal, the children's feet for dripping can be placed, and the movement range of the children's feet is limited, so that the probability of needle position deviation is reduced; The blood circulation in the legs is more smooth.

Description

A pediatric foot infusion foldable aid

technical field

The invention relates to a foldable auxiliary device for infusion, in particular to a foldable auxiliary device for pediatric foot infusion.

Background technique

Because the vein on the back of the child's hand is too thin and not superficial enough, the medical staff will choose to puncture the child's leg vein for an intravenous drip. During the needle puncture process, the child may struggle and not cooperate, so parents need to assist in controlling the child's leg. When the child is struggling, parents may not be able to completely control the child's leg, which is inconvenient for medical staff to puncture the needle, and may accidentally injure the child during the needle puncture process. The child's leg is shaken at will, causing the needle position to shift. Parents need to control the child's leg to prevent it from shaking at will.

SUMMARY OF THE INVENTION

In order to overcome the disadvantage that parents may not be able to control the child's leg when the child is struggling, it is inconvenient for medical staff to puncture the needle, and parents need to control the child's leg to prevent it from shaking at will when the child is instilled. Therefore, the technical problem of the present invention is : Provides a pediatric foot infusion folding aid that can fix a child's leg and limit the range of motion of the child's leg when the needle is inserted.

The technical embodiment of the present invention is: a pediatric foot infusion foldable aid, including a seat plate, a moving block, a support rod, a first clamping block, a base, a rotating block, a pedal, a lifting rod, a fixed rod, and a return spring , clamping rod, moving rod, first spring, second clamping block and pull rod, there is a base on the left side of the bottom of the seat plate, an inner cavity is opened on the left side of the seat plate, and a moving block is placed on the rear side of the bottom of the inner cavity, and the front of the moving block The left side of the upper part of the side is provided with a first clamping block, a long slot is opened in the middle of the top of the first clamping block, and the left and right sides of the bottom of the moving block are provided with clamping grooves. There is a support rod on the left side of the bottom, the bottom end of the support rod is in contact with the bottom of the long groove, a groove is opened in the middle of the right side of the rotating block, a lifting rod is slidably installed in the groove, and a pedal is installed at the right end of the lifting rod. There are fixed rods evenly on the sides, a return spring is arranged on the right side of the upper front side of the upper part of the rotating block, and a clamping rod is arranged on the return spring. Connected, a moving rod is slidably installed in the through hole, a first spring is connected between the left and right sides of the inner bottom of the moving rod and the bottom of the seat plate, the top of the moving rod is provided with a second blocking block, and the second blocking block is located on the left In the card slot, a pull rod is arranged in the middle of the front side of the moving rod.

More preferably, it also includes a fixed block, a second spring, a hanging rod, a pull ring, a steel wire rope and a swing rod, the left side of the front side of the lower part of the seat plate is provided with a fixed block, the fixed block is located on the right side of the through hole, and the seat plate is located on the right side of the through hole. The left side of the lower front side is provided with a swing rod, which is located above the fixed block. The upper and lower sides of the right side of the swing rod are connected with wire ropes. The right end of the upper wire rope and the right end of the lower wire rope are connected with a pull ring. The left side is provided with a hanging rod, the hanging rod is located at the upper right of the pendulum rod, the pull ring is hung on the right side of the hanging rod, a second spring is connected between the pendulum rod and the fixing block, and the second spring is in a stretched state.

More preferably, it also includes a fixed ring frame, a ring sleeve, a cross bar and a foot cover, the base is covered with a fixed ring frame, the base is covered with a ring sleeve, the bottom of the ring sleeve is connected with the top of the fixed ring frame, and the top of the pedal is placed. There is a foot cover, the left side of the annular cover is provided with a cross bar, and the left end of the cross bar is connected with the foot cover.

More preferably, it also includes a third spring, an arc-shaped clamping block and a rubber pad, the left and right sides of the foot cover are connected with a third spring, and the inner ends of the left and right third springs are symmetrically provided with arc-shaped clamping blocks. , the front and rear ends of the arc clamps on the left and right sides are in contact, and the inner sides of the arc clamps on the left and right sides are provided with rubber pads.

When the foot of the child for drip needs to be placed, the medical staff first moves the moving rod downward through the pull rod, the first spring is stretched, and the downward movement of the moving rod drives the second blocking block to move downward, so that the second blocking block is no longer located In the slot on the left, the medical staff pulls the moving block to the left, the moving block moves to the left, and the rotating block moves to the left. After the cavity, the medical staff stops moving the moving block to the left, and then the medical staff releases the pull rod. Under the action of the first spring, the moving rod moves upward to drive the second blocking block to move upward, so that the second blocking block is located on the right side of the block. In the groove, the medical staff then turn the rotating block in the opposite direction. When the rotating block is perpendicular to the ground, the medical staff stops rotating the rotating block in the opposite direction, and then the medical staff moves the moving rod downward again, so that the second block is no longer located on the right. At this time, the medical staff will move the moving block to the right and reset it. When the moving block is completely pushed into the inner cavity, the medical staff will release the lever so that the second blocking block is located in the left groove, so that the moving block It will not move to the left if it is stuck. The medical staff can adjust the height of the pedal according to the length of the child's leg. The medical staff will rotate the clamping rod in the positive direction, and the return spring will be compressed, so that the clamping rod will not contact the fixed rod. The length of the leg moves the lifting rod up and down, and the pedal moves up and down accordingly. When the height of the pedal is adjusted, the medical staff stops moving the lifting rod, and then the medical staff releases the clamping rod. Under the action of the return spring, the clamping rod moves in the opposite direction. Rotate and reset, so that the clamping rod is in contact with the corresponding fixing rod, so that the height of the pedal is fixed, and the child can place the foot on the pedal at this time. When the child needs to put away the rotating block after the drip, the medical staff repeats the above operation, first move the pull rod down, so that the second block is separated from the left At this time, the medical staff will pull out the moving block to the left. After the moving block is pulled out to the left, the medical staff will release the lever so that the second blocking block is located in the right groove, and then the medical staff will rotate the rotating block in the positive direction. To reset, the rotating block rotates in the positive direction to drive the support rod to rotate in the positive direction, so that the bottom end of the support rod is in contact with the bottom of the long groove. At this time, the medical staff moves the pull rod down again, and after moving the moving block to the right to reset, release the pull rod. Just make the second card block in the left card slot.

When the medical staff needs to move the moving rod downward, the medical staff removes the pull ring from the hanging rod. Under the action of the second spring, the pendulum rod rotates in the opposite direction and contacts the pull rod, so that the pull rod moves down, thereby driving the When the moving rod moves down, the first spring is stretched. When the medical staff needs to move the moving rod upward, the medical staff hangs the pull ring on the hanging rod, the second spring is stretched, and the swing rod rotates in the positive direction and does not match the pull rod. Contact, under the action of the return of the first spring, the pulling rod moves upward, thereby driving the moving rod to move upward.

The child clips the leg in the foot cover, and the foot cover restricts the range of motion of the child's leg for intravenous drip, so that the shaking of the child's leg will not greatly affect the infusion of the leg.

When the child needs acupuncture, in order to control the leg where the child needs to be acupuncture and reduce the extent of the child's leg struggle, the medical staff moves the arc clamps on the left and right sides away from each other, and the third spring is compressed. After the child's legs are placed, the medical staff releases the arc-shaped clamps. Under the action of the third spring, the left and right arc-shaped clamps move towards each other, and the arc clamps move toward each other. The opposite movement of the shaped clamps drives the rubber pads to move towards each other, so that the rubber pads are in close contact with the children's legs, and the rubber cushions prevent the children's legs from being pinched by the arc-shaped clamps, thus protecting the children's legs. This operation further Limit the range of motion of the child's leg and facilitate the medical staff to puncture the child's leg.

The beneficial effects of the present invention are as follows: by setting the pedal, the child's foot for dripping can be placed, limiting the movement range of the child's foot, thereby reducing the probability of needle position deviation; Features Adjust the height to make the blood circulation of the children's legs more unobstructed; by setting the swing bar, it is convenient for the medical staff to move the moving bar; by setting the foot cover, the range of motion of the children's legs is further limited, so that the children's legs will not shake. It greatly affects the infusion of the leg; by setting the arc clamp, the child's leg can be fixed, which is convenient for medical staff to puncture the child's leg.

Description of drawings

FIG. 1 is a schematic diagram of a first front view structure of the present invention.

FIG. 2 is an enlarged schematic view of the structure of A of the present invention.

FIG. 3 is an enlarged schematic view of the structure of B of the present invention.

FIG. 4 is a schematic diagram of a second front view structure of the present invention.

FIG. 5 is a partial top-view structural schematic diagram of the present invention.

FIG. 6 is an enlarged structural schematic diagram of C of the present invention.

Wherein, the above drawings include the following reference signs: 1, seat plate, 2, inner cavity, 3, moving block, 4, strut, 5, first clamping block, 6, base, 7, elongated slot, 8, Rotating block, 9, pedal, 10, card slot, 11, groove, 12, lifting rod, 13, fixed rod, 14, return spring, 15, clamping rod, 16, through hole, 17, moving rod, 18, No. A spring, 19, the second block, 20, the pull rod, 21, the fixed block, 22, the second spring, 23, the hanging rod, 24, the pull ring, 25, the wire rope, 26, the swing rod, 27, the fixed ring frame, 28, annular sleeve, 29, cross bar, 30, foot cover, 31, third spring, 32, arc clamp, 33, rubber pad.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Example 1

A pediatric foot infusion folding aid, as shown in Figures 1-6, includes a seat plate 1, a moving block 3, a support rod 4, a first clamping block 5, a base 6, a rotating block 8, a pedal 9, a lift The rod 12, the fixed rod 13, the return spring 14, the clamping rod 15, the moving rod 17, the first spring 18, the second clamping block 19 and the pull rod 20. There is an inner cavity 2, a moving block 3 is placed on the rear side of the inner bottom of the inner cavity 2, and a first clamping block 5 is arranged on the left side of the upper part of the front side of the moving block 3. There are card slots 10 on the left and right sides of the bottom of the block 3, a rotating block 8 is provided on the upper left of the moving block 3, and a support rod 4 is provided on the left side of the bottom of the rotating block 8. Bottom contact, a groove 11 is opened in the middle of the right side of the rotating block 8, a lifting rod 12 is slidably installed in the groove 11, a pedal 9 is provided at the right end of the lifting rod 12, a fixed rod 13 is evenly arranged on the front side of the lifting rod 12, and the rotating block 8. The upper right side of the front side is provided with a return spring 14, the return spring 14 is provided with a clamping rod 15, the clamping rod 15 is matched with the fixing rod 13, and a through hole 16 is opened on the left side of the bottom of the seat plate 1. The through hole 16 is connected to the inner cavity 2 is connected, a moving rod 17 is slidably installed in the through hole 16, a first spring 18 is connected between the left and right sides of the inner bottom of the moving rod 17 and the bottom of the seat plate 1, and the top of the moving rod 17 is provided with a second block 19 , the second clamping block 19 is located in the left clamping slot 10 , and the middle of the front side of the moving rod 17 is provided with a pull rod 20 .

Example 2

A pediatric foot infusion folding aid, as shown in Figures 1-6, includes a seat plate 1, a moving block 3, a support rod 4, a first clamping block 5, a base 6, a rotating block 8, a pedal 9, a lift The rod 12, the fixed rod 13, the return spring 14, the clamping rod 15, the moving rod 17, the first spring 18, the second clamping block 19 and the pull rod 20. There is an inner cavity 2, a moving block 3 is placed on the rear side of the inner bottom of the inner cavity 2, and a first clamping block 5 is arranged on the left side of the upper part of the front side of the moving block 3. There are card slots 10 on the left and right sides of the bottom of the block 3, a rotating block 8 is provided on the upper left of the moving block 3, and a support rod 4 is provided on the left side of the bottom of the rotating block 8. Bottom contact, a groove 11 is opened in the middle of the right side of the rotating block 8, a lifting rod 12 is slidably installed in the groove 11, a pedal 9 is provided at the right end of the lifting rod 12, a fixed rod 13 is evenly arranged on the front side of the lifting rod 12, and the rotating block 8. The upper right side of the front side is provided with a return spring 14, the return spring 14 is provided with a clamping rod 15, the clamping rod 15 is matched with the fixing rod 13, and a through hole 16 is opened on the left side of the bottom of the seat plate 1. The through hole 16 is connected to the inner cavity 2 is connected, a moving rod 17 is slidably installed in the through hole 16, a first spring 18 is connected between the left and right sides of the inner bottom of the moving rod 17 and the bottom of the seat plate 1, and the top of the moving rod 17 is provided with a second block 19 , the second clamping block 19 is located in the left clamping slot 10 , and the middle of the front side of the moving rod 17 is provided with a pull rod 20 .

It also includes a fixed block 21, a second spring 22, a hanging rod 23, a pull ring 24, a wire rope 25 and a swing rod 26. The left side of the front side of the lower part of the seat plate 1 is provided with a fixed block 21. The fixed block 21 is located on the right side of the through hole 16. The left side of the lower front side of the seat plate 1 is rotatably provided with a swing rod 26, the swing rod 26 is located above the fixed block 21, the upper and lower sides of the right side of the swing rod 26 are connected with wire ropes 25, the right end of the upper wire rope 25 and the lower wire rope The right end of 25 is connected with a pull ring 24, the left side of the front side of the lower part of the seat plate 1 is provided with a hanging rod 23, the hanging rod 23 is located at the upper right of the swing rod 26, the pull ring 24 is hung on the right side of the hanging rod 23, the swing rod 26 and the fixing block A second spring 22 is connected between the 21, and the second spring 22 is in a stretched state.

Example 3

A pediatric foot infusion folding aid, as shown in Figures 1-6, includes a seat plate 1, a moving block 3, a support rod 4, a first clamping block 5, a base 6, a rotating block 8, a pedal 9, a lift The rod 12, the fixed rod 13, the return spring 14, the clamping rod 15, the moving rod 17, the first spring 18, the second clamping block 19 and the pull rod 20. There is an inner cavity 2, a moving block 3 is placed on the rear side of the inner bottom of the inner cavity 2, and a first clamping block 5 is arranged on the left side of the upper part of the front side of the moving block 3. There are card slots 10 on the left and right sides of the bottom of the block 3, a rotating block 8 is provided on the upper left of the moving block 3, and a support rod 4 is provided on the left side of the bottom of the rotating block 8. Bottom contact, a groove 11 is opened in the middle of the right side of the rotating block 8, a lifting rod 12 is slidably installed in the groove 11, a pedal 9 is provided at the right end of the lifting rod 12, a fixed rod 13 is evenly arranged on the front side of the lifting rod 12, and the rotating block 8. The upper right side of the front side is provided with a return spring 14, the return spring 14 is provided with a clamping rod 15, the clamping rod 15 is matched with the fixing rod 13, and a through hole 16 is opened on the left side of the bottom of the seat plate 1. The through hole 16 is connected to the inner cavity 2 is connected, a moving rod 17 is slidably installed in the through hole 16, a first spring 18 is connected between the left and right sides of the inner bottom of the moving rod 17 and the bottom of the seat plate 1, and the top of the moving rod 17 is provided with a second block 19 , the second clamping block 19 is located in the left clamping slot 10 , and the middle of the front side of the moving rod 17 is provided with a pull rod 20 .

It also includes a fixed block 21, a second spring 22, a hanging rod 23, a pull ring 24, a wire rope 25 and a swing rod 26. The left side of the front side of the lower part of the seat plate 1 is provided with a fixed block 21. The fixed block 21 is located on the right side of the through hole 16. The left side of the lower front side of the seat plate 1 is rotatably provided with a swing rod 26, the swing rod 26 is located above the fixed block 21, the upper and lower sides of the right side of the swing rod 26 are connected with wire ropes 25, the right end of the upper wire rope 25 and the lower wire rope The right end of 25 is connected with a pull ring 24, the left side of the front side of the lower part of the seat plate 1 is provided with a hanging rod 23, the hanging rod 23 is located at the upper right of the swing rod 26, the pull ring 24 is hung on the right side of the hanging rod 23, the swing rod 26 and the fixing block A second spring 22 is connected between the 21, and the second spring 22 is in a stretched state.

It also includes a fixed ring frame 27, a ring sleeve 28, a cross bar 29 and a foot cover 30, the base 6 is covered with a fixed ring frame 27, the base 6 is covered with a ring sleeve 28, and the bottom of the ring sleeve 28 is connected with the top of the fixed ring frame 27. , a foot cover 30 is placed on the top of the pedal 9 , a cross bar 29 is arranged on the left side of the annular cover 28 , and the left end of the cross bar 29 is connected with the foot cover 30 .

Example 4

A pediatric foot infusion folding aid, as shown in Figures 1-6, includes a seat plate 1, a moving block 3, a support rod 4, a first clamping block 5, a base 6, a rotating block 8, a pedal 9, a lift The rod 12, the fixed rod 13, the return spring 14, the clamping rod 15, the moving rod 17, the first spring 18, the second clamping block 19 and the pull rod 20. There is an inner cavity 2, a moving block 3 is placed on the rear side of the inner bottom of the inner cavity 2, and a first clamping block 5 is arranged on the left side of the upper part of the front side of the moving block 3. There are card slots 10 on the left and right sides of the bottom of the block 3, a rotating block 8 is provided on the upper left of the moving block 3, and a support rod 4 is provided on the left side of the bottom of the rotating block 8. Bottom contact, a groove 11 is opened in the middle of the right side of the rotating block 8, a lifting rod 12 is slidably installed in the groove 11, a pedal 9 is provided at the right end of the lifting rod 12, a fixed rod 13 is evenly arranged on the front side of the lifting rod 12, and the rotating block 8. The upper right side of the front side is provided with a return spring 14, the return spring 14 is provided with a clamping rod 15, the clamping rod 15 is matched with the fixing rod 13, and a through hole 16 is opened on the left side of the bottom of the seat plate 1. The through hole 16 is connected to the inner cavity 2 is connected, a moving rod 17 is slidably installed in the through hole 16, a first spring 18 is connected between the left and right sides of the inner bottom of the moving rod 17 and the bottom of the seat plate 1, and the top of the moving rod 17 is provided with a second block 19 , the second clamping block 19 is located in the left clamping slot 10 , and the middle of the front side of the moving rod 17 is provided with a pull rod 20 .

It also includes a fixed block 21, a second spring 22, a hanging rod 23, a pull ring 24, a wire rope 25 and a swing rod 26. The left side of the front side of the lower part of the seat plate 1 is provided with a fixed block 21. The fixed block 21 is located on the right side of the through hole 16. The left side of the lower front side of the seat plate 1 is rotatably provided with a swing rod 26, the swing rod 26 is located above the fixed block 21, the upper and lower sides of the right side of the swing rod 26 are connected with wire ropes 25, the right end of the upper wire rope 25 and the lower wire rope The right end of 25 is connected with a pull ring 24, the left side of the front side of the lower part of the seat plate 1 is provided with a hanging rod 23, the hanging rod 23 is located at the upper right of the swing rod 26, the pull ring 24 is hung on the right side of the hanging rod 23, the swing rod 26 and the fixing block A second spring 22 is connected between the 21, and the second spring 22 is in a stretched state.

It also includes a fixed ring frame 27, a ring sleeve 28, a cross bar 29 and a foot cover 30, the base 6 is covered with a fixed ring frame 27, the base 6 is covered with a ring sleeve 28, and the bottom of the ring sleeve 28 is connected with the top of the fixed ring frame 27. , a foot cover 30 is placed on the top of the pedal 9 , a cross bar 29 is arranged on the left side of the annular cover 28 , and the left end of the cross bar 29 is connected with the foot cover 30 .

It also includes a third spring 31, an arc-shaped clamping block 32 and a rubber pad 33. The left and right sides of the foot cover 30 are connected with a third spring 31, and the inner ends of the left and right third springs 31 are symmetrically provided with arc-shaped clamping blocks. 32. The front and rear ends of the arc-shaped clamping blocks 32 on the left and right sides are in contact, and rubber pads 33 are provided on the inner sides of the arc-shaped clamping blocks 32 on the left and right sides.

When the foot of the child for drip needs to be placed, the medical staff first moves the moving rod 17 downward through the pull rod 20, the first spring 18 is stretched, and the moving rod 17 moves downward to drive the second blocking block 19 to move downward, so that the second block 19 moves downward. The clamping block 19 is no longer located in the left clamping slot 10. At this time, the medical staff pulls out the moving block 3 to the left, and the moving block 3 moves to the left to drive the rotating block 8 to move to the left, and the rotating block 8 moves to the left through the lifting rod 12. Drive the pedal 9 to move to the left. When the rotating block 8 is completely moved out of the inner cavity 2, the medical staff stops moving the moving block 3 to the left, and then the medical staff releases the pull rod 20. Under the action of the first spring 18, the moving rod 17 moves upward. The movement drives the second block 19 to move upward, so that the second block 19 is located in the card slot 10 on the right, and then the medical staff rotates the rotating block 8 in the opposite direction. When the rotating block 8 is perpendicular to the ground, the medical staff stops rotating in the opposite direction. Rotate the block 8, and then the medical staff moves the moving rod 17 downward again, so that the second blocking block 19 is no longer located in the card slot 10 on the right. At this time, the medical staff moves the mobile block 3 to the right to reset. When it is completely pushed into the inner cavity 2, the medical staff releases the pull rod 20, so that the second blocking block 19 is located in the left blocking slot 10, so that the moving block 3 is blocked and will not move to the left. The length of the part adjusts the height of the pedal 9, the medical staff rotates the clamping rod 15 in the positive direction, and the return spring 14 is compressed, so that the clamping rod 15 does not contact the fixed rod 13, and the medical staff moves the lifting rod 12 up and down according to the length of the child's leg, The pedal 9 moves up and down accordingly. When the height of the pedal 9 is adjusted, the medical staff stops moving the lifting rod 12, and then the medical staff releases the clamping rod 15. Under the action of the return spring 14, the clamping rod 15 rotates in the opposite direction to reset. The clamping rod 15 is in contact with the corresponding fixing rod 13, so that the height of the pedal 9 is fixed, and the child can place the foot on the pedal 9 at this time. The range of motion of the foot prevents the child's foot from shaking and shifting the needle position of the leg. When the child needs to put away the rotating block 8 after the drip, the medical staff repeats the above operation and first moves the pull rod 20 downward to make the second block 19 is separated from the left slot 10. At this time, the medical staff pulls the moving block 3 to the left. After the moving block 3 is pulled to the left, the medical staff releases the lever 20, so that the second blocking block 19 is located in the right slot 10. , and then the medical staff will rotate the rotating block 8 in the positive direction to reset, and the rotating block 8 will rotate in the positive direction to drive the support rod 4 to rotate in the positive direction, so that the bottom end of the support rod 4 is in contact with the inner bottom of the elongated groove 7, and the medical staff moves down again at this time. Pull the rod 20, after the moving block 3 is moved to the right and reset, the pull rod 20 is released, so that the second blocking block 19 is located in the left blocking slot 10.

When the medical staff needs to move the moving rod 17 downward, the medical staff removes the pull ring 24 from the hanging rod 23, and under the action of the second spring 22 reset, the swing rod 26 rotates in the opposite direction and contacts the pull rod 20, so that the pull rod 20 moves downward, thereby driving the moving rod 17 to move downward, and the first spring 18 is stretched. When the medical staff needs to move the moving rod 17 upward, the medical staff hangs the pull ring 24 on the hanging rod 23, and the second spring 22 is stretched, the swing rod 26 rotates in the positive direction and does not contact the pull rod 20. Under the action of the reset of the first spring 18, the pull rod 20 moves upward, thereby driving the moving rod 17 to move upward.

The child clamps the leg in the foot cover 30, and the foot cover 30 restricts the movement range of the child's leg for intravenous drip, so that the shaking range of the child's leg will not greatly affect the infusion of the leg.

When the child needs to be punctured, in order to control the leg where the child needs to be punctured and reduce the extent of the child's leg struggle, the medical staff moves the arc clamps 32 on the left and right sides away from each other, and the third spring 31 is compressed. The legs are put into the arc clamps 32 on the left and right sides. After the child's legs are placed, the medical staff releases the arc clamps 32. The blocks 32 move toward each other, and the arc clamps 32 move toward each other to drive the rubber pads 33 to move toward each other, so that the rubber cushions 33 are in close contact with the children's legs. In order to protect the child's leg, this operation further limits the movement range of the child's leg and facilitates the medical staff to puncture the child's leg.

Although the present disclosure has been shown and described with reference to specific exemplary embodiments of the present disclosure, those skilled in the art will appreciate that, without departing from the spirit and scope of the present disclosure as defined by the appended claims and their equivalents, Various changes in form and detail have been made in the present disclosure. Therefore, the scope of the present disclosure should not be limited to the above-described embodiments, but should be determined not only by the appended claims, but also by their equivalents.

Claims (3)

1. A foldable auxiliary device for foot transfusion in pediatrics comprises a seat plate, a movable block, a support rod, a first clamping block, a base and a rotating block, wherein the base is arranged on the left side of the bottom of the seat plate, an inner cavity is formed in the left side of the seat plate, the movable block is arranged on the rear side of the bottom in the inner cavity, the first clamping block is arranged on the left side of the upper portion of the front side of the movable block, an elongated groove is formed in the middle of the top of the first clamping block, clamping grooves are formed in the left side and the right side of the bottom of the movable block, the rotating block is rotatably arranged on the upper left side of the bottom of the rotating block, the support rod is arranged on the left side of the bottom of the support rod, the bottom end of the support rod is in contact with the bottom in the elongated groove, and the foldable auxiliary device is characterized by further comprising a pedal, a lifting rod, a return spring is arranged on the right side of the front side of the upper portion of the rotating block, a clamping rod is arranged on the return spring and matched with a fixed rod, a through hole is formed in the left side of the bottom of the seat plate and communicated with the inner cavity, a moving rod is slidably mounted in the through hole, first springs are connected between the left side and the right side of the bottom in the moving rod and the bottom of the seat plate, a second clamping block is arranged at the top end of the moving rod and located in a clamping groove on the left side, and a pull rod is arranged in the middle of the front side of; the pedal is characterized by further comprising a fixed annular frame, an annular sleeve, a cross rod and a foot sleeve, wherein the fixed annular frame is sleeved on the base, the annular sleeve is sleeved on the base, the bottom of the annular sleeve is connected with the top of the fixed annular frame, the foot sleeve is placed at the top of the pedal, the cross rod is arranged on the left side of the annular sleeve, and the left end of the cross rod is connected with the foot sleeve.

2. The foldable paediatrics foot transfusion assistor of claim 1, characterized by further comprising a fixed block, a second spring, a hanging rod, a pull ring, a steel wire rope and a swing rod, wherein the fixed block is arranged on the left side of the front side of the lower portion of the seat, the fixed block is arranged on the right side of the through hole, the swing rod is rotatably arranged on the left side of the front side of the lower portion of the seat, the swing rod is arranged above the fixed block, the steel wire rope is connected to both the upper side and the lower side of the right side of the swing rod, the pull ring is connected to the right end of the upper steel wire rope and the right end of the lower steel wire rope, the hanging rod is arranged on the left side of the front side of the lower portion of the seat.

3. The foldable auxiliary device for pediatric foot infusion according to claim 2, further comprising a third spring, arc-shaped clamping blocks and rubber pads, wherein the third spring is connected to the left side and the right side of the foot sleeve, the arc-shaped clamping blocks are symmetrically arranged at the inner ends of the third springs in the left side and the right side, the front ends and the rear ends of the arc-shaped clamping blocks in the left side and the right side are in contact, and the rubber pads are arranged on the inner sides of the arc-shaped clamping blocks in the left side and the right side.

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