CN114224642A

CN114224642A - Children cardiovascular intervention operation puncture fixing device

Info

Publication number: CN114224642A
Application number: CN202111438211.XA
Authority: CN
Inventors: 荣星; 吴慧平; 王珍全; 何跃娥; 张松跃; 任跃; 吴蓉洲; 仇慧仙; 吴婷婷
Original assignee: Second Affiliated Hospital and Yuying Childrens Hospital of Wenzhou Medical University
Current assignee: Second Affiliated Hospital and Yuying Childrens Hospital of Wenzhou Medical University
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-03-25

Abstract

The invention discloses a fixing device after puncture of cardiovascular interventional surgery for children, which comprises a bed plate, wherein support plates are respectively and fixedly arranged on two sides of the top of the bed plate, limit blocks are fixedly arranged at two ends of the support plates, a transverse plate is arranged between the two support plates, a translation block is slidably sleeved on the transverse plate, a telescopic adjusting rod is fixedly arranged at the bottom of the translation block, a positioning mechanism is fixedly arranged at the bottom of the telescopic adjusting rod and comprises a U-shaped block, an arc block is fixedly arranged on the inner side of the U-shaped block, an inflatable cushion is fixedly arranged on the inner side of the arc block, an inflation tube is arranged on one side of the inflatable cushion, a rubber ball is fixedly arranged at the other end of the inflation tube, a sealing box is fixedly arranged at the middle position of the inflation tube in a penetrating manner, a miniature electric valve is fixedly arranged in the sealing box, a water absorption cushion is fixedly arranged on the outer side of the inflatable cushion, and a pressure sensor is arranged in the water absorption cushion, the invention solves the problem that the existing fixing device is difficult to effectively fix different patients, and the adjustment is inconvenient.

Description

Children cardiovascular intervention operation puncture fixing device

Technical Field

The invention relates to the technical field of cardiology, in particular to a fixing device for children after cardiovascular intervention operation puncture.

Background

The cardiology department, i.e. the cardiovascular department, is a clinical department set by major internal medicine departments of all levels of hospitals for diagnosis and treatment of cardiovascular diseases, and the treated diseases include angina pectoris, hypertension, sudden death, arrhythmia, heart failure, premature beat, arrhythmia, myocardial infarction, cardiomyopathy, myocarditis, acute myocardial infarction and other cardiovascular diseases.

The interventional operation of cardiovascular medicine for children is an important treatment means for treating various congenital heart diseases, arrhythmia, radio frequency ablation treatment, temporary pacemaker installation and the like. Often need puncture femoral artery or femoral vein, and the puncture point oppression after the operation is the key whether puncture point bleeds after the operation. The common condition of children of younger age is to adopt gauze book and elasticity bandage pressurization to wrap up the parent of puncture point and press more than 4 hours, but press intensity and hardly hold, and easy tired. Older relatively older children are typically pressurized with a 1-2kg sandbag placed over the puncture site, but are prone to dislodgement and bleeding.

Therefore, the existing fixing means are difficult to effectively fix different patients and inconvenient to adjust, and the invention provides a fixing device for the puncture after the cardiovascular interventional operation of children to solve the problems.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides a fixing device for children after cardiovascular interventional surgery puncture, which has the following specific technical scheme:

a fixing device for children after cardiovascular intervention operation puncture comprises a bed plate, wherein support plates are respectively fixedly arranged on two sides of the top of the bed plate, limit blocks are fixedly arranged at two ends of each support plate, a transverse plate is arranged between the two support plates, a translation block is slidably sleeved on the transverse plate, the mounting position of the translation block can be fixed, a telescopic adjusting rod is fixedly arranged at the bottom of the translation block, the length of the telescopic adjusting rod can be fixed, a positioning mechanism is fixedly arranged at the bottom of the telescopic adjusting rod and comprises two U-shaped blocks, the two U-shaped blocks are vertically arranged, an arc-shaped block is fixedly arranged on the inner side of each U-shaped block, an inflatable cushion is fixedly arranged on the inner side of each arc-shaped block, an inflatable tube is arranged on one side of the inflatable cushion, a rubber ball is fixedly arranged at the other end of the inflatable tube, and a sealing box is fixedly arranged at the middle position of the inflatable tube in a penetrating manner, the sealing box is internally and fixedly provided with a micro electro-valve, the outer side of the inflatable cushion is fixedly provided with a water absorption cushion, a pressure sensor is arranged in the water absorption cushion and is electrically connected with a pressure controller, the pressure controller is electrically connected with the micro electro-valve, and two sides of the U-shaped block are respectively and fixedly provided with a tightening mechanism.

Preferably, the supporting plate top sliding clamp is provided with a U-shaped sliding block, the mounting position of the U-shaped sliding block can be fixed, a supporting rod is fixedly arranged on the top of the U-shaped sliding block through threads, a rotating block is sleeved on the upper end of the supporting rod in a rotating mode, and the transverse plate is fixedly arranged between the two rotating blocks.

Preferably, one side of the U-shaped sliding block is provided with a first tightening screw, the first tightening screw is in threaded fit with the U-shaped sliding block, and the U-shaped sliding block is abutted and fixed by screwing the first tightening screw.

Preferably, the rotating block inner wall is provided with an annular groove, sliding blocks are symmetrically and fixedly arranged on two sides of the supporting rod, and the sliding blocks are slidably arranged in the annular groove.

Preferably, one side of the top of the translation block is provided with a second elastic screw in threaded fit, and the translation block is abutted and fixed by screwing the second elastic screw.

Preferably, the telescopic adjusting rod comprises a fixing rod, the fixing rod is fixedly arranged at the bottom of the translation block, a slot is longitudinally formed in the bottom of the fixing rod, a movable rod is movably inserted in the slot, a U-shaped block is fixedly arranged at the bottom of the movable rod, a third tightening screw is arranged on the side wall of the lower end of the fixing rod and in threaded fit with the fixing rod, and the movable rod is abutted and fixed through screwing the third tightening screw.

Preferably, the two sides of the top of the movable rod are respectively and fixedly provided with a first limiting block, the two sides of the bottom of the fixed rod are respectively and fixedly provided with a second limiting block, and the first limiting block is in limiting fit with the second limiting block.

Preferably, the tightening mechanism comprises a first positioning block and a second positioning block, the first positioning block is fixedly arranged on the side wall of the upper U-shaped block, the second positioning block is fixedly arranged on the side wall of the lower U-shaped block, a threaded cap is fixedly arranged at the bottom of the second positioning block, a threaded rod penetrates through the first positioning block, and the threaded rod is in threaded fit with the threaded cap.

Preferably, a humidity sensor is arranged in the water absorption pad and electrically connected with a humidity controller, the humidity controller is electrically connected with an alarm, and the alarm is arranged at the top of the U-shaped block.

Preferably, two U-shaped piece opposite sides all set up the recess, and the fixed telescopic link that is provided with between two recesses of vertical setting.

Compared with the prior art, the invention has the beneficial effects that:

1. through the arrangement of the support plate, the U-shaped slide block, the rotating block, the translation block and other structures, a patient lies on the bed plate, the U-shaped slide block is slid to a proper position according to the different positions of the patient needing to be fixed, the position of the U-shaped slide block is fixed through screwing the first tightening screw rod, the translation block is moved to the proper position, the positioning mechanism can be adjusted to the proper position, the depth of the movable rod inserted into the fixed rod is adjusted according to the needs through the arrangement of the fixed rod, the movable rod, the third tightening screw rod and other structures, the positioning mechanism can be adjusted to the proper height, the positioning mechanism can fix the position of the patient for surgical puncture, and the problem that the conventional fixing device is inconvenient to adjust is solved;

2. through the arrangement of the U-shaped block, the arc-shaped blocks, the inflatable cushion, the rubber ball, the micro electric valve, the tightening mechanism, the pressure sensor and other structures, a part (such as an arm) of a patient firstly penetrates between the two arc-shaped blocks, the two arc-shaped blocks are downwards screwed into the threaded cap through the threaded rod, the two arc-shaped blocks are close to each other, the arm can be preliminarily fixed, then the inflatable cushion is continuously inflated through the rubber ball, the hand can be further fixed by the continuous expansion of the inflatable cushion, when the pressure sensor senses that the pressure is too high, the pressure sensor transmits a signal to the pressure controller, the pressure controller controls the micro electric valve to be closed, the phenomenon that the arm is indented due to the excessive inflation of the inflatable cushion is prevented, and the problem that the existing fixing device is difficult to effectively fix different patients is solved;

3. the first limiting block and the second limiting block are arranged and matched in a limiting way, so that the movable rod is prevented from slipping from the fixed rod when being adjusted;

4. through the arrangement of the structures such as the humidity sensor and the alarm, when a patient bleeds, the water absorption pad absorbs blood, the humidity sensor senses a signal, the humidity sensor transmits the signal to the humidity controller, and the humidity controller controls the alarm to give an alarm, so that medical staff can know the condition of the patient in time;

5. through the arrangement of the structures such as the humidity sensor and the alarm, when a patient bleeds, the water absorption pad absorbs blood, the humidity sensor senses a signal, the humidity sensor transmits the signal to the humidity controller, and the humidity controller controls the alarm to give an alarm, so that medical staff can know the condition of the patient in time;

6. through the telescopic link and the recess that set up, guaranteed keeping away from or being close to that two U-shaped pieces can be relatively stable between, the regulation of the take-up unit of being convenient for.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a front view of a fixing device after puncture of a cardiovascular interventional operation for children according to the present invention;

FIG. 2 is a cross-sectional view of a fastening device after puncturing in a cardiovascular interventional procedure for children according to the present invention;

FIG. 3 is an enlarged view of the portion A of the fixing device after puncturing in the cardiovascular interventional operation for children according to the present invention;

FIG. 4 is an enlarged view of the portion B of the fixing device after puncturing in the cardiovascular interventional operation for children according to the present invention;

FIG. 5 is a front view of a telescopic adjusting rod of the fixing device after puncturing in the cardiovascular interventional operation of children according to the present invention;

FIG. 6 is a cross-sectional view of a telescopic adjusting rod of the fixing device after puncture in cardiovascular interventional operation for children according to the present invention;

FIG. 7 is a front view of a positioning mechanism of a fixing device after puncturing in a cardiovascular interventional procedure for children according to the present invention;

fig. 8 is a sectional view of a positioning mechanism in a fixing device after puncture of a cardiovascular interventional operation for children according to the present invention.

In the figure: 1-supporting rod, 2-bed plate, 3-positioning mechanism, 4-second elastic screw, 5-transverse plate, 6-translation block, 7-telescopic adjusting rod, 71-fixed rod, 72-third elastic screw, 73-movable rod, 8-U-shaped sliding block, 9-first elastic screw, 10-support plate, 11-limiting block, 12-rotating block, 13-annular groove, 14-annular groove, 15-slot, 16-first limiting block, 17-second limiting block, 18-alarm, 19-U-shaped block, 20-groove, 21-threaded rod, 22-first positioning block, 23-second positioning block, 24-threaded cap, 25-telescopic rod, 26-arc block, 27-inflatable cushion, 28-water absorption cushion, 29-humidity sensor, 30-rubber ball, 31-gas tube, 32-sealing box, 33-micro electric valve, 34-pressure sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-8, a fixing device for children after cardiovascular intervention operation puncture comprises a bed plate 2, support plates 10 are respectively and fixedly arranged on two sides of the top of the bed plate 2, limit blocks 11 are fixedly arranged on two ends of each support plate 10, a transverse plate 5 is arranged between the two support plates 10, a translation block 6 is slidably sleeved on the transverse plate 5, the installation position of the translation block 6 can be fixed, a telescopic adjusting rod 7 is fixedly arranged at the bottom of the translation block 6, the length of the telescopic adjusting rod 7 can be fixed, a positioning mechanism 3 is fixedly arranged at the bottom of the telescopic adjusting rod 7, the positioning mechanism 3 comprises two U-shaped blocks 19, the two U-shaped blocks 19 are arranged up and down, an arc-shaped block 26 is fixedly arranged on the inner side of each U-shaped block 19, an inflatable cushion 27 is fixedly arranged on the inner side of each arc-shaped block 26, an inflation tube 31 is arranged on one side of each inflatable cushion 27, a rubber ball 30 is fixedly arranged at the other end of each inflation tube 31, and a sealing box 32 is fixedly arranged at the middle position of each inflation tube 31, a micro electrovalve 33 is fixedly arranged in the sealing box 32, a water absorption pad 28 is fixedly arranged outside the air inflation pad 27, a pressure sensor 34 is arranged in the water absorption pad 28, the pressure sensor 34 is electrically connected with a pressure controller, the pressure controller is electrically connected with the micro electrovalve 33, two sides of the two U-shaped blocks 19 are respectively and fixedly provided with a tightening mechanism, a U-shaped slide block 8 is arranged on the top of the support plate 10 in a sliding way, the installation position of the U-shaped slide block 8 can be fixed, a support rod 1 is fixedly arranged on the top of the U-shaped slide block 8 through threads, a rotating block 12 is rotatably sleeved on the upper end of the support rod 1, a transverse plate 5 is fixedly arranged between the two rotating blocks 12, a first tightening screw 9 is arranged on one side of the U-shaped slide block 8, the first tightening screw 9 is in threaded fit with the U-shaped slide block 8, the U-shaped slide block 8 is supported and fixed through screwing the first tightening screw 9, the inner wall of the rotating block 12 is provided with an annular groove 14, sliding blocks 13 are symmetrically and fixedly arranged on two sides of the support rod 1, the sliding block 13 is arranged in the annular groove 14 in a sliding manner, one side of the top of the translation block 6 is provided with a second elastic screw rod 4 in threaded fit, the translation block 6 is abutted and fixed by screwing the second elastic screw rod 4, the telescopic adjusting rod 7 comprises a fixed rod 71, the fixed rod 71 is fixedly arranged at the bottom of the translation block 6, the bottom of the fixed rod 71 is longitudinally provided with a slot 15, a movable rod 73 is movably inserted in the slot 15, the bottom of the movable rod 73 is fixedly provided with a U-shaped block 19, the side wall of the lower end of the fixed rod 71 is provided with a third elastic screw rod 72, the third elastic screw rod 72 is in threaded fit with the fixed rod 71, the movable rod 73 is abutted and fixed by screwing the third elastic screw rod 72, the elastic mechanism comprises a first positioning block 22 and a second positioning block 23, the first positioning block 22 is fixedly arranged on the side wall of the U-shaped block 19 above, the second positioning block 23 is fixedly arranged on the side wall of the U-shaped block 19 below, and the bottom of the second positioning block 23 is fixedly provided with a threaded cap 24, a threaded rod 21 penetrates through the first positioning block 22, and the threaded rod 21 is in threaded fit with a threaded cap 24.

Through the arrangement of the support plate 10, the U-shaped slide block 8, the rotating block 12, the translation block 6 and the like, a patient lies on the bed plate 2, according to different fixing positions of patients, the U-shaped slide block 8 is slid to a proper position, the position of the U-shaped slide block 8 is fixed by screwing the first tightening screw 9, and the translation block 6 is moved to a proper position, and the position of the translation block 6 is fixed by screwing the second elastic screw rod 4, and then the positioning mechanism 3 can be adjusted to a proper position, and by means of the arrangement of the fixed rod 71, the movable rod 73, the third tightening screw 72 and the like, the depth of the movable rod 73 inserted into the fixed rod 71 is adjusted according to the requirement, the position of the movable rod 73 is fixed by screwing the third elastic screw 72, the positioning mechanism 3 can be adjusted to a proper height, and the positioning mechanism 3 can fix the surgical puncture part of the patient, so that the problem that the conventional fixing device is inconvenient to adjust is solved; through the U-shaped piece 19 that sets up, arc piece 26, inflatable packer 27, rubber ball 30, miniature electrovalve 33, elastic mechanism and pressure sensors 34 isotructure, pass earlier patient position (like the arm) between two arc pieces 26, screw in screw cap 24 downwards through threaded rod 21, and then two arc pieces 26 are close to each other, and then can carry out preliminary fixed to the arm, then constantly aerify in inflatable packer 27 through rubber ball 30, inflatable packer 27 constantly expands and can further fix hand, when pressure sensors 34 senses pressure when too big, pressure sensors 34 give pressure controllers with signal transmission, pressure controllers controls miniature electrovalve 33 and closes, prevent that inflatable packer 27 from aerifing too much arm and causing the indentation, the problem that current fixing device is difficult to carry out effectual fixed to different patients is solved.

Example two

Through the arrangement of the support plate 10, the U-shaped slide block 8, the rotating block 12, the translation block 6 and the like, a patient lies on the bed plate 2, according to different fixing positions of patients, the U-shaped slide block 8 is slid to a proper position, the position of the U-shaped slide block 8 is fixed by screwing the first tightening screw 9, and the translation block 6 is moved to a proper position, and the position of the translation block 6 is fixed by screwing the second elastic screw rod 4, and then the positioning mechanism 3 can be adjusted to a proper position, and by means of the arrangement of the fixed rod 71, the movable rod 73, the third tightening screw 72 and the like, the depth of the movable rod 73 inserted into the fixed rod 71 is adjusted according to the requirement, the position of the movable rod 73 is fixed by screwing the third elastic screw 72, the positioning mechanism 3 can be adjusted to a proper height, and the positioning mechanism 3 can fix the surgical puncture part of the patient, so that the problem that the conventional fixing device is inconvenient to adjust is solved;

through the arrangement of the U-shaped block 19, the arc-shaped blocks 26, the inflatable cushion 27, the rubber ball 30, the micro electric valve 33, the tightening mechanism, the pressure sensor 34 and other structures, a part (such as an arm) of a patient firstly penetrates between the two arc-shaped blocks 26, the patient is screwed downwards into the threaded cap 24 through the threaded rod 21, then the two arc-shaped blocks 26 are close to each other, further preliminary fixing can be carried out on the arm, then the inflatable cushion 27 is continuously inflated through the rubber ball 30, the inflatable cushion 27 can further fix the hand through continuous expansion, when the pressure sensor 34 senses overlarge pressure, the pressure sensor 34 transmits a signal to the pressure controller, the pressure controller controls the micro electric valve 33 to be closed, the phenomenon that the inflatable cushion 27 is inflated by too many arms is avoided, and the problem that the existing fixing device cannot effectively fix different patients is solved;

as the improvement of the above technical scheme, the two sides of the top of the movable rod 73 are respectively and fixedly provided with a first limiting block 16, the two sides of the bottom of the fixed rod 71 are respectively and fixedly provided with a second limiting block 17, and the first limiting block 16 is in limiting fit with the second limiting block 17.

Through the arrangement of the first limiting block 16 and the second limiting block 17, the first limiting block 16 is in limiting fit with the second limiting block 17, so that the movable rod 73 is prevented from slipping out of the fixed rod 71 when being adjusted;

as the improvement of the technical proposal, a humidity sensor 29 is arranged in the absorbent pad 28, the humidity sensor 29 is electrically connected with a humidity controller, the humidity controller is electrically connected with an alarm 18, and the alarm 18 is arranged at the top of the U-shaped block 19 above.

Through the arrangement of the humidity sensor 29, the alarm 18 and other structures, when a patient bleeds, the water absorption pad 28 absorbs blood, the humidity sensor 29 senses the signal, the humidity sensor 29 transmits the signal to the humidity controller, and the humidity controller controls the alarm 18 to give an alarm, so that medical staff can know the condition of the patient in time;

as the improvement of the technical scheme, the opposite sides of the two U-shaped blocks 19 are both provided with grooves 20, and a telescopic rod 25 is fixedly arranged between the two longitudinally arranged grooves 20.

Through the telescopic link 25 and the recess 20 that set up, guaranteed can relatively stable keep away from or be close to between two U-shaped piece 19, the regulation of the take-up unit of being convenient for.

The working principle and the using method of the invention are as follows:

when the device is used, according to different positions to be fixed by a patient, the U-shaped sliding block 8 is slid to a proper position, the position of the U-shaped sliding block 8 is fixed by screwing the first tightening screw 9, the translation block 6 is moved to a proper position, the position of the translation block 6 is fixed by screwing the second tightening screw 4, the positioning mechanism 3 can be adjusted to a proper position, the depth of the movable rod 73 inserted into the fixed rod 71 is adjusted as required, the position of the movable rod 73 is fixed by screwing the third tightening screw 72, the positioning mechanism 3 can be adjusted to a proper height, and the positioning mechanism 3 can fix the position punctured by the patient; firstly, a patient part (such as an arm) penetrates between the two arc-shaped blocks 26, the two arc-shaped blocks 26 are screwed into the threaded cap 24 downwards through the threaded rod 21, then the two arc-shaped blocks 26 are close to each other, so that the arm can be preliminarily fixed, then the inflatable cushion 27 is continuously inflated through the rubber ball 30, the inflatable cushion 27 is continuously inflated to further fix the hand, when the pressure sensor 34 senses that the pressure is too high, the pressure sensor 34 transmits a signal to the pressure controller, the pressure controller controls the micro electric valve 33 to be closed, and the phenomenon that the inflatable cushion 27 is inflated too much to press the arm is prevented; through the arrangement of the first limiting block 16 and the second limiting block 17, the first limiting block 16 is in limiting fit with the second limiting block 17, so that the movable rod 73 is prevented from slipping out of the fixed rod 71 when being adjusted; when a patient bleeds, the absorbent pad 28 absorbs blood, the humidity sensor 29 senses the signal, the humidity sensor 29 transmits the signal to the humidity controller, and the humidity controller controls the alarm 18 to give an alarm, so that medical staff can know the condition of the patient in time; through the telescopic link 25 and the recess 20 that set up, guaranteed can relatively stable keep away from or be close to between two U-shaped piece 19, the regulation of the take-up unit of being convenient for.

The invention is not described in detail, but is well known to those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The fixing device for the puncture after cardiovascular intervention operation of children comprises a bed plate (2), wherein support plates (10) are fixedly arranged on two sides of the top of the bed plate (2) respectively, and is characterized in that limit blocks (11) are fixedly arranged at two ends of each support plate (10), a transverse plate (5) is arranged between the two support plates (10), a translation block (6) is sleeved on the transverse plate (5) in a sliding manner, the mounting position of the translation block (6) can be fixed, a telescopic adjusting rod (7) is fixedly arranged at the bottom of the translation block (6), the length of the telescopic adjusting rod (7) can be fixed, a positioning mechanism (3) is fixedly arranged at the bottom of the telescopic adjusting rod (7), the positioning mechanism (3) comprises two U-shaped blocks (19), the two U-shaped blocks (19) are arranged up and down, and an arc-shaped block (26) is fixedly arranged on the inner side of each U-shaped block (19), the fixed inflatable packer (27) that is provided with of arc piece (26) inboard, inflatable packer (27) one side is provided with gas tube (31), fixed rubber ball (30) that is provided with in gas tube (31) other end, gas tube (31) intermediate position is run through fixed seal box (32) that is provided with, seal box (32) internal fixation is provided with miniature electrovalve (33), the fixed pad (28) that absorbs water that is provided with in inflatable packer (27) outside, be provided with pressure sensors (34) in the pad (28) that absorbs water, pressure sensors (34) are connected with pressure controller electricity, pressure controller with miniature electrovalve (33) electricity is connected, two U-shaped piece (19) both sides are fixed respectively and are provided with the elasticity mechanism.

2. The device for fixing after puncture of cardiovascular interventional operation of children as claimed in claim 1, wherein: the supporting plate (10) top sliding clamp is provided with a U-shaped sliding block (8), the mounting position of the U-shaped sliding block (8) can be fixed, the top of the U-shaped sliding block (8) is fixedly provided with a supporting rod (1) in a threaded mode, the upper end of the supporting rod (1) is rotatably sleeved with a rotating block (12), and the transverse plate (5) is fixedly arranged between the rotating blocks (12).

3. The device for fixing after puncture of cardiovascular interventional operation of children as claimed in claim 2, wherein: u-shaped slider (8) one side is provided with first elasticity screw rod (9), first elasticity screw rod (9) with U-shaped slider (8) screw-thread fit, U-shaped slider (8) are through screwing first elasticity screw rod (9) support fixedly.

4. The device for fixing after puncture of cardiovascular interventional operation of children as claimed in claim 3, wherein: annular groove (14) have been seted up to turning block (12) inner wall, branch (1) bilateral symmetry is fixed and is provided with sliding block (13), sliding block (13) slide and set up in annular groove (14).

5. The device for fixing after puncture of cardiovascular interventional operation of children as claimed in claim 4, wherein: translation piece (6) top one side is provided with second elasticity screw rod (4) screw-thread fit, translation piece (6) are through screwing second elasticity screw rod (4) support fixed.

6. The device for fixing after puncture of cardiovascular interventional operation of children as claimed in claim 5, wherein: the telescopic adjusting rod (7) comprises a fixing rod (71), the fixing rod (71) is fixedly arranged at the bottom of the translation block (6), a slot (15) is longitudinally formed in the bottom of the fixing rod (71), a movable rod (73) is inserted in the slot (15) in an inner movable mode, a U-shaped block (19) is fixedly arranged at the bottom of the movable rod (73), a third tightening screw rod (72) is arranged on the side wall of the lower end of the fixing rod (71), the third tightening screw rod (72) is in threaded fit with the fixing rod (71), and the movable rod (73) is abutted and fixed through screwing the third tightening screw rod (72).

7. The device for fixing after puncture of cardiovascular interventional operation of children as claimed in claim 6, wherein: the movable rod (73) is characterized in that first limiting blocks (16) are fixedly arranged on two sides of the top of the movable rod (73), second limiting blocks (17) are fixedly arranged on two sides of the bottom of the fixed rod (71) respectively, and the first limiting blocks (16) are in limiting fit with the second limiting blocks (17).

8. The device of claim 7, wherein the device comprises: the tightening and loosening mechanism comprises a first positioning block (22) and a second positioning block (23), the first positioning block (22) is fixedly arranged on the side wall of a U-shaped block (19) on the upper portion, the second positioning block (23) is fixedly arranged on the side wall of the U-shaped block (19) on the lower portion, a threaded cap (24) is fixedly arranged at the bottom of the second positioning block (23), a threaded rod (21) penetrates through the first positioning block (22), and the threaded rod (21) is in threaded fit with the threaded cap (24).

9. The device for fixing after puncture of cardiovascular interventional operation of children as claimed in claim 8, wherein: a humidity sensor (29) is arranged in the water absorption pad (28), the humidity sensor (29) is electrically connected with a humidity controller, the humidity controller is electrically connected with an alarm (18), and the alarm (18) is arranged at the top of the U-shaped block (19).

10. The device for fixing after puncture of cardiovascular interventional operation of children as claimed in claim 9, wherein: two U-shaped piece (19) opposite sides all set up recess (20), and fixed telescopic link (25) are provided with between two recess (20) that vertically set up.