CN115487375B - Remaining needle fixing device for pediatric surgery - Google Patents

Abstract

The application belongs to the technical field of indwelling needles, and discloses an indwelling needle fixing device for pediatric surgery. According to the application, the fixing effect of the indwelling needle can be ensured, the wrist of the pediatric patient can slide freely, the hard contact phenomenon between the fixing mechanism and the skin of the pediatric patient is reduced, the comfort level is better, the connecting tube end of the indwelling needle can be shielded and protected in the fixing process, the connection of the infusion tube is not influenced, the infusion tube is not easy to pull and play by the pediatric patient, the occurrence of unexpected phenomenon is reduced, after the needle insertion is finished, once the needle insertion position is inspected and the needle insertion is required for the second time, the fixing can be quickly canceled, the operation of medical staff is facilitated, the medical resource waste phenomenon is reduced, and the whole device is convenient to assemble and disassemble and is convenient to use for a plurality of times.

Description

Remaining needle fixing device for pediatric surgery

Technical Field

The application relates to the technical field of indwelling needles, in particular to an indwelling needle fixing device for pediatric surgery.

Background

The use of the detaining needle can reduce pain and fear of needle injection caused by repeated venipuncture of the child patient, lighten the dysphoria emotion of parents, facilitate clinical medication, rescue medication of emergency and critical patients, lighten the workload of nurses and reduce pain of the child patient, so that the detaining needle is widely applied clinically, and is a special group facing the child patient, the length of the detaining time of the detaining needle and the comfort of the child patient become the most concerned problems of nurses and parents, and are also the premise of successful use and popularization of the detaining needle.

In the prior art, in order to ensure the stability of the indwelling needle, the influence of the wrist shaking of the pediatric patient on the indwelling needle is reduced, medical staff usually uses a cardboard to bond and fix the wrist and the hand of the pediatric patient through an adhesive tape, although the fixing effect can be achieved, the connecting pipe end of the indwelling needle is exposed, the pediatric patient is easy to pull and play, and therefore the joint of the needle head and the pediatric patient is easy to deviate, and accidents are caused.

Meanwhile, in the fixing process, the wrist of the pediatric patient cannot move for a long time, the skin of the pediatric patient is in hard contact with the cardboard for a long time, the pediatric patient is quite uncomfortable, after the needle insertion is completed, once the needle insertion is in the fault of inserting the needle, the medicine allergy and bubbling phenomenon, medical staff needs to detach the fixing adhesive tape in sequence, the needle insertion position is checked and secondarily inserted, the needle insertion is inconvenient, the adhesive tape waste is caused, and the indwelling needle fixing device for pediatric surgery is provided for solving the problems.

Disclosure of Invention

In view of the above-mentioned related problems in the background art, an object of the present application is to provide an indwelling needle fixing device for pediatric surgery.

In order to achieve the above purpose, the present application adopts the following technical scheme.

The utility model provides an infant surgery is with keeping somewhere needle fixing device, includes two arc and two braid strips, two the right side of arc passes through the articulated shaft and articulates, two the left side of arc passes through bolted connection, two install first gasbag pad between the arc, the outside of first gasbag pad is provided with two elastic bands, two the outside of elastic band respectively with braid strip's both ends fixed connection, left side a set of link is installed in the outside of elastic band, right side a set of couple is installed in the outside of elastic band, the top the fixed slot has been seted up to the inside of arc, the inside sliding connection of fixed slot has two right-angle boards, two equal fixedly connected with magnetite in the outside of right-angle board, one side of magnetite runs through and sliding connection to the inside of top arc, the top the inside of arc is inlayed and is equipped with two metal pieces, the outside of magnetite and the outside magnetic connection of metal piece, the top the breach is seted up to the inside of arc, breach and fixed slot intercommunication, two braiding have the fixed slot is provided with the fixed slot, the outside of braid strip has spacing, the medical braid strip has.

As a further description of the above technical solution:

the limiting component comprises two fixed pipes and two U-shaped rods, one side of one end of each fixed pipe penetrates through and is fixedly connected to the outer sides of the two braiding belts, two ends of each U-shaped rod are respectively inserted into the two fixed pipes, and a first magic tape is arranged in the middle of each braiding belt.

As a further description of the above technical solution:

the inside of fixed slot articulates there is the protective cover, logical groove has been seted up to the inside of protective cover.

As a further description of the above technical solution:

the outside fixedly connected with fixed band of fixed pipe, install the second gasbag pad on the fixed band, install the second magic subsides on the fixed band, the both ends of fixed band are pasted through the second magic and are connected, the outside fixedly connected with three-way pipe of first gasbag pad, two fixed bands and fixedly connected with to the inside of two second gasbag pads are run through respectively at the both ends of three-way pipe back.

As a further description of the above technical solution:

the outside fixedly connected with of first gasbag pad is with the pipe of its intercommunication, the one end of pipe runs through and fixedly connected to the outside of bottom arc, the inflatable ball is installed to the bottom of pipe.

As a further description of the above technical solution:

two grooves are formed in the outer side of the arc-shaped plate at the top, and the inner diameter of each groove is matched with the diameter of the rod body of the U-shaped rod.

As a further description of the above technical solution:

a group of rubber salient points are arranged on the outer side of the first air bag pad, and anti-skidding patterns are formed on the outer side of the magnet.

As a further description of the above technical solution:

the inside of fixed slot has the blast pipe, the one end of blast pipe runs through top arc and fixed connection to the inside of first gasbag pad, the mid-mounting of blast pipe has the valve.

Compared with the prior art, the application has the advantages that:

(1) When the detaining needle needs to be fixed, the needle arm of a patient can be inserted through the two arc plates, the two arc plates are positioned at the wrist of the patient, then the two arc plates are connected by the bolts, then medical staff can repeatedly pinch the inflatable ball, so that external air is led into the first air bag cushion by the guide pipe, thereby expanding the air bag cushion, tightly attaching the air bag cushion to the wrist of the patient, achieving the fixing effect and preventing the air bag cushion from hard contact with the skin of the patient, reducing uncomfortable phenomenon, then respectively pressing the medical cotton plate on the woven belt to the needle head of the detaining needle to be connected with the needle tube by the matching of the hanging ring and the hanging hook, thus the two elastic belts tighten the two woven belts, the medical cotton plate on the woven belt is tightly contacted with the needle head and the needle tube, reducing the offset phenomenon at the needle head, and simultaneously reducing the phenomenon of external bacterial infection, in the inflation process of the first air bag cushion, medical staff can wind two fixing belts to the index finger and the ring finger of a patient respectively, the fixing belts are connected by adopting a second magic tape, then the gas in the first air bag cushion is led into the two second air bag cushions by a three-way pipe, so that the second air bag cushion is contacted with the index finger and the ring finger of the patient, the fixing effect is achieved, the fixing belts are arranged on the outer sides of the fixing pipes, the fixing pipes and the braiding belt are not easy to generate offset movement, a good protection effect is achieved on the contact pin of the patient, then the medical staff can press the rear end needle tube into the notch, then the connecting pipe end of the indwelling needle is placed in the fixing groove, when the patient does not need to be infused, the medical staff can flatly place the connecting pipe end of the indwelling needle into the fixing groove, and then stir one side magnet, make it separate with the metal piece, utilize the magnetic force between two magnetite to make two right angle plates be close to each other, thereby carry out the centre gripping fixed to the connecting pipe of keeping somewhere the needle, medical personnel can be closed with the shield afterwards, reduce patient's touching and keep somewhere the connecting pipe of needle, when need carry out the infusion to the patient, medical personnel can be with keeping somewhere the connecting pipe end of needle tilt up, stir magnetite motion afterwards, utilize the magnetic force between two magnetite to adsorb, thereby make two right angle plates be close to each other, thereby carry out the centre gripping fixed to keeping somewhere the connecting pipe of needle, then with the shield closure, make the connecting pipe end expose by logical groove, be convenient for medical personnel and infusion tube connect, in time the infusion tube takes place to rock by a wide margin in infusion process simultaneously, keep somewhere the connecting pipe end of needle also be difficult for taking place the motion, thereby prevent children patient to drag the connecting pipe end and play, reduce the phenomenon that takes place rocking to patient's skin junction, and keep somewhere the vein hose exists between the connecting pipe end of needle junction and keep somewhere the needle, keep somewhere the wrist normal operation of patient, it is more comfortable in the use after fixing to keeping somewhere the needle.

(2) This scheme is when patient's discomfort takes place at infusion in-process, contact pin operation has the mistake phenomenon to take place, medical personnel can insert the inside of two fixed pipes with utilizing two U-shaped poles, make the pulling force of two elastic bands share to two U-shaped poles on, follow the first magic subsides on the braid and reveal in proper order, can pull out the needle to look over the patient afterwards, be convenient for in time observe the contact pin condition, carry out the operation of pricking the needle, after handling, can be with first magic subsides reconnection, pull out the U-shaped pole afterwards, make the pulling force of elastic bands resume the middle part of braid area, thereby can drive medical cotton board and keep somewhere needle's syringe department and carry out in close contact, guarantee the protection effect.

Drawings

FIG. 1 is a schematic diagram of the structure of the present application;

FIG. 2 is a schematic view of the back of the braid and retainer structure of the present application;

FIG. 3 is a schematic front perspective view of an arcuate plate and groove structure of the present application;

FIG. 4 is an enlarged schematic view of A in FIG. 1, which is a structural view of the present application;

FIG. 5 is an enlarged schematic view of B in FIG. 3, which is a block diagram of the present application;

FIG. 6 is a schematic front perspective view of a rectangular plate and magnetite structure according to the present application;

FIG. 7 is a schematic view partially in section from the front of the right angle plate and the indwelling needle according to the present application in the housed state;

FIG. 8 is a schematic view, partially in section, of a right angle plate and indwelling needle structure according to the present application in use.

The reference numerals in the figures illustrate:

1. an arc-shaped plate; 2. braiding belts; 3. a first airbag cushion; 4. a conduit; 5. inflating the balloon; 6. an elastic band; 7. hanging rings; 8. a hook; 9. a fixing groove; 10. a right angle plate; 11. a magnet; 12. a metal block; 13. a notch; 14. a limit component; 141. a fixed tube; 142. a U-shaped rod; 15. a first magic tape; 16. a protective cover; 17. a through groove; 18. a fixing belt; 19. a second airbag cushion; 20. a three-way pipe; 21. an exhaust pipe; 22. a groove; 23. rubber protruding points; 24. medical cotton plate.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application;

example 1

Referring to fig. 1-8, the retaining needle fixing device for pediatric surgery comprises two arc plates 1 and two braiding bands 2, wherein the right sides of the two arc plates 1 are hinged through a hinge shaft, the left sides of the two arc plates 1 are connected through bolts, a first air bag cushion 3 is installed between the two arc plates 1, two elastic bands 6 are arranged on the outer sides of the first air bag cushion 3, the outer sides of the two elastic bands 6 are fixedly connected with two ends of the braiding bands 2 respectively, a group of hanging rings 7 are installed on the outer sides of the left elastic bands 6, a group of hooks 8 are installed on the outer sides of the right elastic bands 6, a fixing groove 9 is formed in the inner side of the top arc plate 1, two right angle plates 10 are connected in a sliding mode, magnets 11 are fixedly connected to the outer sides of the two right angle plates 10, one sides of the magnets 11 penetrate through and are connected to the inner sides of the top arc plates 1 in a sliding mode, two metal blocks 12 are embedded in the inner sides of the top arc plates 1, the outer sides of the magnets 11 are magnetically connected with the outer sides of the metal blocks 12, a group of the hanging rings 7 is installed on the outer sides of the two elastic bands 6, a group of hanging rings 6 is installed on the outer sides of the right angle plates 6, a group of hanging rings 8 is installed on the right angle plates 6, a group of hanging ring is installed on the right angle plates 2, a group of hanging ring is installed on the right angle ring, a hanging ring is fixedly, a hanging ring is installed on a hanging ring, and is used on a hanging ring.

The outside fixedly connected with of first gasbag pad 3 is with its pipe 4 of intercommunication, and the one end of pipe 4 runs through and fixedly connected to the outside of bottom arc 1, and the inflatable ball 5 is installed to the bottom of pipe 4.

The inside of the fixed slot 9 is hinged with a protective cover 16, and a through slot 17 is arranged inside the protective cover 16.

In the application, when the indwelling needle needs to be fixed, the needle arm of a patient can pass through the two arc plates 1, the two arc plates 1 are positioned at the wrist of the patient, then the two arc plates 1 are connected by bolts, then medical staff can repeatedly pinch the inflatable ball 5, so that external air is led into the first air bag cushion 3 by the guide pipe 4, thereby expanding the air bag cushion, tightly fitting the wrist of the patient, achieving the fixing effect, avoiding hard contact with the skin of the patient, reducing uncomfortable phenomenon, then respectively pressing the medical cotton plate 24 on the woven belt 2 to the needle head of the indwelling needle and the needle tube, then connecting the hanging ring 7 with the hanging hook 8 in a matching way, thus tightening the two woven belts 2 by the two elastic belts 6, tightly contacting the medical cotton plate 24 on the woven belt 2 with the needle head and the needle tube, reducing the offset phenomenon at the needle head, simultaneously, the phenomenon of external bacterial infection is reduced, the two braiding belts 2 can be connected by matching with the setting of the limiting component 14, the phenomenon that the two braiding belts 2 deviate and shake is reduced, then a medical staff can press the needle tube at the rear end into the notch 13, then the connecting tube end of the detaining needle is placed in the fixing groove 9, when the transfusion is not needed to be carried out on a patient, the medical staff can place the connecting tube end of the detaining needle in the fixing groove 9, then dial one side magnet 11 to separate the magnet from the metal block 12, the magnetic force between the two magnets 11 is utilized to absorb, thereby the two right angle plates 10 are mutually close, the connecting tube of the detaining needle is clamped and fixed, then the medical staff can close the protecting cover 16, the connecting tube of the detaining needle is touched by the patient, when the transfusion is needed to be carried out on the patient, the connecting tube end of the detaining needle can be upwards inclined by the medical staff, the magnetite 11 motion is stirred afterwards, utilize the magnetic force between two magnetite 11 to adsorb, thereby make two right angle plates 10 be close to each other, thereby carry out the centre gripping to the connecting pipe of keeping somewhere the needle fixed, afterwards with protective cover 16 closure, make the connecting tube end expose by logical groove 17, be convenient for medical personnel and transfer line are connected, in time the transfer line takes place to rock by a wide margin at the infusion in-process simultaneously, the connecting tube end of keeping somewhere the needle also is difficult for taking place the motion, reduce the phenomenon of rocking to syringe needle and patient skin junction, play the guard action to the patient, and there is the venous hose between the connecting tube end of syringe needle junction and keeping somewhere the needle, do not influence patient wrist normal operating after fixed to keeping somewhere the needle, it is more comfortable in the use.

Example 2

Based on a further development of the above embodiment, please refer to fig. 1-4, wherein: the limiting component 14 comprises two fixing pipes 141 and two U-shaped rods 142, one side of one end of each fixing pipe 141 penetrates through and is fixedly connected to the outer sides of the two braiding belts 2, two ends of each U-shaped rod 142 are respectively inserted into the two fixing pipes 141, and a first magic tape 15 is installed in the middle of each braiding belt 2.

In the application, when discomfort occurs to a patient and misoperation of the inserting needle occurs in the infusion process, medical staff can insert the two U-shaped rods 142 into the two fixing pipes 141, so that the pulling force of the two elastic belts 6 is shared to the two U-shaped rods 142, then the first magic tape 15 on the braiding belt 2 is sequentially uncovered, then the patient can be subjected to needle pulling and checking, the condition of the inserting needle can be conveniently observed in time, the second needle inserting operation is performed, after the treatment is finished, the first magic tape 15 can be connected again, then the U-shaped rods 142 are pulled out, the pulling force of the elastic belts 6 is restored to the middle part of the braiding belt 2, and the medical cotton plate 24 can be driven to be in close contact with the needle head of the indwelling needle and the needle tube, so that the protection effect is ensured.

Please refer to fig. 1-2, wherein: the outside fixedly connected with fixed band 18 of fixed pipe 141 installs the second gasbag pad 19 on the fixed band 18, installs the second magic subsides on the fixed band 18, and the both ends of fixed band 18 are connected through the second magic subsides, and the outside fixedly connected with three-way pipe 20 of first gasbag pad 3, the both ends at the three-way pipe 20 back run through two fixed bands 18 respectively and fixedly connected to the inside of two second gasbag pads 19.

In the application, in the inflation process of the first airbag cushion 3, medical staff can wind the two fixing belts 18 to the index finger and the ring finger of a patient respectively, the fixing belts 18 are connected by adopting the second magic tape, and then the gas in the first airbag cushion 3 is led into the two second airbag cushions 19 by the three-way pipe 20, so that the second airbag cushions 19 are contacted with the index finger and the ring finger of the patient, the fixing effect is achieved, and the fixing belts 18 are arranged on the outer side of the fixing pipe 141, so that the fixing pipe 141 and the braiding belt 2 are not easy to generate offset movement, and a good protection effect is achieved on the contact pin of the patient.

Please refer to fig. 1-3, wherein: two grooves 22 are formed in the outer side of the top arc-shaped plate 1, and the inner diameter of each groove 22 is matched with the rod body diameter of the U-shaped rod 142.

In the present application, according to the matching of the inner diameter of the groove 22 and the rod body diameter of the U-shaped rod 142, when the U-shaped rod 142 is not in use, the medical staff can respectively clamp the two U-shaped rods 142 to the inside of the two grooves 22 for storage.

Please refer to fig. 1-6, wherein: a group of rubber salient points 23 are arranged on the outer side of the first air bag cushion 3, and anti-skid patterns are arranged on the outer side of the magnet 11.

According to the application, the rubber salient points 23 are arranged, so that the phenomenon that the first air bag cushion 3 slides with the wrist of a patient is reduced, and the anti-skid patterns are arranged, so that the medical staff can conveniently stir the magnet 11 more conveniently and more conveniently.

Please refer to fig. 1-5, wherein: an exhaust pipe 21 is installed in the fixing groove 9, one end of the exhaust pipe 21 penetrates through the top arc plate 1 and is fixedly connected to the inside of the first airbag cushion 3, and a valve is installed in the middle of the exhaust pipe 21.

In the application, after the whole device is used, a medical staff can open the protective cover 16, then open the valve to enable the gas in the first airbag cushion 3 and the second airbag cushion 19 to be exhausted through the exhaust pipe 21, then the medical staff can separate the hook 8 and the hanging ring 7, take down the elastic band 6 together with the braiding belt 2, then screw in the bolts, take down the two arc plates 1, and complete the disassembly of the whole device.

It should be noted that, each device in the application is a common device in the market, and can be selected according to the needs when in specific use, and the circuit connection relationship of each device belongs to simple series connection and parallel connection circuits, so that innovation points do not exist in circuit connection, and the device can be easily realized by a person skilled in the art, and the device belongs to the prior art and is not repeated.

Working principle: when the detaining needle needs to be fixed, the needle arm of a patient can pass through the two arc plates 1, the two arc plates 1 are positioned at the wrist of the patient, then the two arc plates 1 are connected by bolts, then medical staff can repeatedly pinch the inflatable ball 5, so that external air is led into the first air bag cushion 3 by the guide pipe 4, thereby expanding the air bag cushion, tightly attaching to the wrist of the patient, achieving the fixing effect, avoiding hard contact with the skin of the patient, reducing uncomfortable phenomenon, reducing sliding phenomenon between the first air bag cushion 3 and the wrist of the patient conveniently by the arrangement of the rubber convex points 23, then respectively pressing the medical cotton plate 24 on the woven belt 2 to the needle head of the detaining needle and the needle tube, then connecting the two woven belts 2 in a matched manner by the hanging ring 7 and the hanging hook 8, thereby tensioning the two elastic belts 6, the thumb of the patient can be positioned between the two braiding belts 2, the patient is more comfortable, then the medical cotton plate 24 on the braiding belts 2 is tightly contacted with the needle head and the needle tube, the offset phenomenon of the needle head is reduced, the occurrence of external bacterial infection is reduced, the arrangement of the limit component 14 is matched, the two braiding belts 2 can be connected, the offset shaking phenomenon of the two braiding belts 2 is reduced, in the inflation process of the first air bag cushion 3, the medical staff can wind the two fixing belts 18 to the index finger and the ring finger of the patient respectively, the second magic tape is adopted to connect the fixing belts 18, then the gas in the first air bag cushion 3 is led into the two second air bag cushions 19 by the three-way pipe 20, so that the second air bag cushions 19 are contacted with the index finger and the ring finger of the patient, the fixing effect is achieved, as the fixing belts 18 are arranged on the outer sides of the fixing pipes 141, so that the fixing tube 141 and the braiding belt 2 are not easy to generate offset movement, a good protection effect is achieved on the needle insertion position of a patient, then a medical staff can press the back needle tube into the notch 13, then the connecting tube end of the indwelling needle is placed in the fixing groove 9, when the patient does not need to be infused, the medical staff can place the connecting tube end of the indwelling needle into the fixing groove 9, then the magnet 11 on one side is stirred to separate from the metal block 12, the two magnets 11 are adsorbed by utilizing magnetic force, the two right angle plates 10 are mutually close, so that the connecting tube of the indwelling needle is clamped and fixed, then the medical staff can close the protecting cover 16, the connecting tube end of the indwelling needle is prevented from touching the connecting tube of the indwelling needle by the patient, when the patient is infused, the medical staff can incline the connecting tube end of the indwelling needle upwards, then the magnet 11 is stirred to move, the two right angle plates 10 are attracted by the magnetic force between the two magnets 11, so that the two right angle plates 10 are mutually close to clamp and fix the connecting pipe of the indwelling needle, then the protecting cover 16 is closed, the connecting pipe end is exposed by the through groove 17, the connecting pipe is convenient for medical staff to be connected with the infusion pipe, meanwhile, the infusion pipe is greatly swayed in time in the infusion process, the connecting pipe end of the indwelling needle is not easy to move, the swaying phenomenon of the connecting position of the needle head and the skin of a patient is reduced, the protecting effect is achieved on the patient, a vein hose exists between the connecting position of the needle head and the connecting pipe end of the indwelling needle, the normal operation of the wrist of the patient is not influenced after the indwelling needle is fixed, the operation is more comfortable in the use process, when the discomfort occurs to the patient in the infusion process and the misoperation of the inserting needle occurs, the medical staff can insert the two U-shaped rods 142 into the two fixing pipes 141, the pulling force of the two elastic bands 6 is shared to the two U-shaped rods 142, then the first magic tapes 15 on the braiding belt 2 are sequentially uncovered, then the needle pulling check can be carried out on a patient, the condition of the inserting needle can be conveniently observed in time, the secondary needle inserting operation is carried out, after the treatment is finished, the first magic tapes 15 can be connected again, then the U-shaped rods 142 are pulled out, the pulling force of the elastic bands 6 is restored to the middle part of the braiding belt 2, thereby the medical cotton plate 24 and the needle head of the detaining needle can be driven to be in close contact with the needle tube, the protection effect is ensured, according to the inner diameter of the groove 22 and the rod body diameter of the U-shaped rods 142, when the U-shaped rods 142 are not used, the two U-shaped rods 142 are respectively clamped into the two grooves 22 to be accommodated, after the whole device is used, the medical staff can open the protecting cover 16 and then open the valve, the air in the first air bag cushion 3 and the second air bag cushion 19 is exhausted through the exhaust pipe 21, then the medical staff can separate the hook 8 and the hanging ring 7, take down the elastic band 6 together with the braiding belt 2, then screw in the bolts, take down the two arc plates 1, complete the disassembly of the whole device, the whole device can ensure the fixing effect of the indwelling needle and facilitate the free sliding of the wrist of the pediatric patient, reduce the hard contact phenomenon of the fixing mechanism and the skin of the pediatric patient, has better comfort level, can shield and protect the connecting pipe end of the indwelling needle in the fixing process, does not influence the connection of the infusion pipe, is not easy to be pulled and played by the pediatric patient, reduces the occurrence of unexpected phenomenon, can quickly cancel the fixing once the examination and the secondary contact needle are needed at the needle insertion position after the needle insertion is completed, is convenient for the medical staff to operate, reduces the medical resource waste phenomenon, and the whole device is convenient to assemble and disassemble, is convenient for multiple use.

The above description is only of the preferred embodiments of the present application; the scope of the application is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present application, and the technical solution and the improvement thereof are all covered by the protection scope of the present application.

Claims (7)

1. The utility model provides an indwelling needle fixing device for pediatric surgery, includes two arc (1) and two braid (2), two the right side of arc (1) is articulated through the articulated shaft, two the left side of arc (1) is through bolted connection, its characterized in that: a first air bag pad (3) is arranged between the two arc-shaped plates (1), two elastic belts (6) are arranged on the outer sides of the first air bag pad (3), the outer sides of the two elastic belts (6) are fixedly connected with two ends of a braiding belt (2) respectively, a group of hanging rings (7) are arranged on the outer sides of the elastic belts (6) on the left side, a group of hooks (8) are arranged on the outer sides of the elastic belts (6) on the right side, a fixed groove (9) is formed in the arc-shaped plates (1), two rectangular plates (10) are connected in a sliding manner in the fixed groove (9), magnets (11) are fixedly connected to the outer sides of the two rectangular plates (10), one sides of the magnets (11) penetrate through and are connected to the inner sides of the top arc-shaped plates (1) in a sliding manner, two metal blocks (12) are embedded in the inner sides of the arc-shaped plates (1), a group of hooks (8) are arranged on the outer sides of the magnets (11), a group of hooks (13) are arranged in the inner sides of the elastic belts (1), gaps (13) are formed in the inner sides of the arc-shaped plates (1), and the two gaps (14) are formed in the inner sides of the braided belts (2), and the medical braided belts (24) are connected with the two gaps (14);

the limiting component (14) comprises two fixed pipes (141) and two U-shaped rods (142), one side of one end of each fixed pipe (141) penetrates through and is fixedly connected to the outer sides of two braiding belts (2), two ends of each U-shaped rod (142) are respectively inserted into the two fixed pipes (141), and a first magic tape (15) is installed in the middle of each braiding belt (2).

2. The pediatric surgical indwelling needle fixing apparatus as defined in claim 1, wherein: the inside of fixed slot (9) articulates there is shield cover (16), logical groove (17) have been seted up to the inside of shield cover (16).

3. The pediatric surgical indwelling needle fixing apparatus as defined in claim 1, wherein: the outside fixedly connected with fixed band (18) of fixed pipe (141), install second gasbag pad (19) on fixed band (18), install second magic subsides on fixed band (18), the both ends of fixed band (18) are pasted through the second magic and are connected, the outside fixedly connected with three-way pipe (20) of first gasbag pad (3), the inside of two fixed bands (18) and fixedly connected with to two second gasbag pads (19) are run through respectively at the both ends at three-way pipe (20) back.

4. The pediatric surgical indwelling needle fixing apparatus as defined in claim 1, wherein: the outside fixedly connected with of first gasbag pad (3) is with pipe (4) of its intercommunication, the one end of pipe (4) runs through and fixedly connected to the outside of bottom arc (1), inflatable balloon (5) are installed to the bottom of pipe (4).

5. The pediatric surgical indwelling needle fixing apparatus as defined in claim 1, wherein: two grooves (22) are formed in the outer side of the arc-shaped plate (1) at the top, and the inner diameter of each groove (22) is matched with the rod body diameter of the U-shaped rod (142).

6. The pediatric surgical indwelling needle fixing apparatus as defined in claim 1, wherein: a group of rubber salient points (23) are arranged on the outer side of the first air bag cushion (3), and anti-slip patterns are formed on the outer side of the magnet (11).

7. The pediatric surgical indwelling needle fixing apparatus as defined in claim 1, wherein: an exhaust pipe (21) is arranged in the fixing groove (9), one end of the exhaust pipe (21) penetrates through the top arc-shaped plate (1) and is fixedly connected to the inside of the first air bag cushion (3), and a valve is arranged in the middle of the exhaust pipe (21).