CN212326390U

CN212326390U - Cardiovascular interventional therapy auxiliary device

Info

Publication number: CN212326390U
Application number: CN202022347747.8U
Authority: CN
Inventors: 井西波
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-01-12
Anticipated expiration: 2030-10-20

Abstract

The utility model discloses a cardiovascular intervention treatment auxiliary device belongs to the medical treatment auxiliary instrument field, including the base frame, the inside all fixed mounting of base frame left and right sides front and back end has motor A, the motor A lower extreme runs through the inside rotation of base frame and installs threaded rod A, threaded rod A outer wall rotates and has cup jointed swivel nut A, swivel nut A outer wall activity has cup jointed and has rotated cover A, base frame left and right sides lateral wall fixed mounting has spacing groove A, it runs through spacing groove A fixed mounting and has the pulley to rotate cover A outer end, base frame left side outer wall upper end fixed mounting has switch A, switch A downside fixed mounting has switch B. Through setting up rotating-structure and elastic telescopic structure, auxiliary device's practicality has been improved.

Description

Cardiovascular interventional therapy auxiliary device

Technical Field

The utility model relates to the technical field of medical auxiliary equipment, especially, relate to a cardiovascular intervention treatment auxiliary device.

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, so that the treatment needs an auxiliary device.

Patent CN 201810185655.9's publication a cardiovascular department intervenes treatment auxiliary device, this auxiliary device is to the most simple structure of current intervention treatment auxiliary device, the function is incomplete, and need the handheld operation of doctor, it is very inconvenient, can prevent dropping of utensil through the strip of putting that sets up, the setting of first carousel and second carousel can make crossbeam and telescopic link rotate at will in the horizontal plane, hinder the doctor operation when having avoided the treatment, the setting of first pivot and second pivot, make the position of shadowless lamp to adjust at will, make things convenient for doctor's operation, doctor's both hands have been liberated to the overall device, make that the doctor can be more convenient save and cure the patient.

The auxiliary device has the following defects: 1. above-mentioned treatment auxiliary device is whole great, inconvenient and occupation space when needs clearance or deposit, foretell device function is more single, for example need carry out infusion treatment, then needs other jib to hang infusion bag, and is extremely inconvenient, has reduced auxiliary device's practicality. 2. Above-mentioned auxiliary device is not convenient for remove the transportation, when needs remove, needs the doctor directly to lift the equipment fortune, wastes time and energy, has reduced the practicality of device.

SUMMERY OF THE UTILITY MODEL

The utility model provides a cardiovascular intervention treatment auxiliary device, aim at adopting rotating-structure and elastic expansion structure, when needing to use auxiliary device, let patient's arm pass the blood pressure monitor at first and carry out blood pressure measurement to patient, then put the medicine that the treatment needs in placing the board, press switch B and pass through controller control motor B operation, motor B operation drives threaded rod B and rotates, threaded rod B has the screw thread through the outer wall to match with swivel nut B inner wall screw thread, drive swivel nut B and move down at threaded rod B outer wall, swivel nut B moves down and drives swivel nut B and move down, swivel nut B moves down and drives the fixed plate of left and right sides fixed mounting to move down in spacing groove B, after the fixed plate moves down to the height that the doctor can easily reach, the outside pulling block, the pulling block drives the slide bar of inner fixed mounting to move outside in the perforation, the utility model discloses an infusion bag, including extension spring, the spring converts kinetic energy into elastic potential energy, place infusion bag's upper end link perpendicularly in the dead slot, loosen the pulling force to the draw block, the spring converts elastic potential energy into kinetic energy, it moves to drive the inward-facing end of draw block, thereby it passes the link of infusion bag upper end to drive the slide bar and fix infusion bag in the dead slot to move inwards in the perforation, the fixed plate upwards moves in spacing groove B when pressing switch B control motor B reverse operation drive threaded rod B reverse rotation, thereby it directly infuses to drive infusion bag rebound messenger infusion bag to raise, if need clear up or strorage device, manual rotation double-screw bolt, double-screw bolt outer wall screw thread and spiral shell inslot wall screw thread cooperate, make the double-screw bolt upwards move in the spiral shell inslot rotation, take out the double-screw bolt, alright deposit base frame and pole setting respectively, occupation space.

Through rotating-structure, when needs remove conveyer, press switch A and pass through controller control motor A operation, motor A operation drives threaded rod A and rotates, threaded rod A has the screw thread to cooperate through outer wall cutting and swivel nut A inner wall screw thread, it rotates the downstream at threaded rod A outer wall to drive swivel nut A, swivel nut A moves down and drives swivel nut A and move down, swivel nut A drives the pulley and moves down in spacing groove A, thereby make pulley contact ground, unsettled can directly promote the base frame with the base frame jack-up and remove the transportation, time saving and labor saving, auxiliary device's practicality has been improved.

The utility model provides a specific technical scheme as follows:

the utility model provides a cardiovascular intervention treatment auxiliary device, which comprises a base platform, wherein a motor A is fixedly arranged inside the front end and the rear end of the left side and the right side of the base platform, the lower end of the motor A penetrates through the inside of the base platform to be rotatably arranged with a threaded rod A, the outer wall of the threaded rod A is rotatably sleeved with a screw sleeve A, the outer wall of the screw sleeve A is movably sleeved with the screw sleeve A, the side walls of the left side and the right side of the base platform are fixedly provided with a spacing groove A, the outer end of the screw sleeve A penetrates through the spacing groove A to be fixedly arranged with a pulley, the upper end of the outer wall of the left side of the base platform is fixedly arranged with a switch A, the lower side of the switch A is fixedly arranged with a switch B, the inner part of the center of the base platform is fixedly arranged with a screw groove, the inner part, threaded rod B outer wall rotates and has cup jointed swivel nut B, swivel nut B outer wall activity has cup jointed and has rotated cover B, pole setting left and right sides wall fixed mounting has spacing groove B, it has the fixed plate to rotate cover B left and right sides and run through spacing groove B fixed mounting, the inside fixed mounting of fixed plate downside has the dead slot, the inside left and right sides fixed mounting of dead slot has the perforation, the inside activity of perforation has the slide bar, slide bar outer end fixed mounting has the piece of drawing, the fixed cover of slide bar center downside has infusion bag, the fixed cover of the inboard slide bar outer wall of piece that draws has cup jointed the spring.

Optionally, the outer wall of the threaded rod a is fixedly provided with threads, and the inner wall of the threaded sleeve a is fixedly provided with threads matched with the threads on the outer wall of the threaded rod a, so that a rotating structure is formed.

Optionally, the outer wall of the threaded rod B is fixedly provided with threads, and the inner wall of the threaded sleeve B is fixedly provided with threads matched with the threads on the outer wall of the threaded rod B to form a rotating structure.

Optionally, the outer wall of the stud is cut with threads, and the inner wall of the thread groove is cut with threads matched with the threads of the outer wall of the stud to form a rotating structure.

Optionally, the inner end side wall of the pulling block is fixedly connected with one end of a spring, and the other end of the spring is fixedly connected with the outer side wall of the through hole to form an elastic telescopic structure.

Optionally, the input ends of the switch a and the switch B are electrically connected with an external power supply through a wire, the output end of the switch a is electrically connected with the input end of the motor a through a wire, and the output end of the switch B is electrically connected with the input end of the motor B through a wire.

The utility model has the advantages as follows:

1. the embodiment of the utility model provides a cardiovascular intervention treatment auxiliary device, through rotating-structure and elastic telescopic structure, when needing to use auxiliary device, firstly let patient's arm pass the blood pressure monitor and carry out blood pressure measurement to patient, then put the medicine that treatment needs in placing the board, press switch B through controller control motor B operation, motor B operation drives threaded rod B and rotates, threaded rod B has the screw thread through the outer wall to cooperate with swivel nut B inner wall screw thread, drive swivel nut B and move down at threaded rod B outer wall, swivel nut B moves down and drives swivel nut B and move down, swivel nut B moves down and drives the fixed plate of left and right sides fixed mounting to move down in spacing groove B, after the fixed plate moves down to the height that the doctor can reach easily, outwards pulls the pull block, the pull block drives the slide bar of inner end fixed mounting to move outwards in the perforation, the utility model discloses an infusion bag, including extension spring, the spring converts kinetic energy into elastic potential energy, place infusion bag's upper end link perpendicularly in the dead slot, loosen the pulling force to the draw block, the spring converts elastic potential energy into kinetic energy, it moves to drive the inward-facing end of draw block, thereby it passes the link of infusion bag upper end to drive the slide bar and fix infusion bag in the dead slot to move inwards in the perforation, the fixed plate upwards moves in spacing groove B when pressing switch B control motor B reverse operation drive threaded rod B reverse rotation, thereby it directly infuses to drive infusion bag rebound messenger infusion bag to raise, if need clear up or strorage device, manual rotation double-screw bolt, double-screw bolt outer wall screw thread and spiral shell inslot wall screw thread cooperate, make the double-screw bolt upwards move in the spiral shell inslot rotation, take out the double-screw bolt, alright deposit base frame and pole setting respectively, occupation space.

2. Through rotating-structure, when needs remove conveyer, press switch A and pass through controller control motor A operation, motor A operation drives threaded rod A and rotates, threaded rod A has the screw thread to cooperate through outer wall cutting and swivel nut A inner wall screw thread, it rotates the downstream at threaded rod A outer wall to drive swivel nut A, swivel nut A moves down and drives swivel nut A and move down, swivel nut A drives the pulley and moves down in spacing groove A, thereby make pulley contact ground, unsettled can directly promote the base frame with the base frame jack-up and remove the transportation, time saving and labor saving, auxiliary device's practicality has been improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic front sectional view of an auxiliary device for cardiovascular interventional therapy according to an embodiment of the present invention;

fig. 2 is a schematic enlarged structural view of a part a in fig. 1 of a cardiovascular interventional therapy auxiliary device according to an embodiment of the present invention;

fig. 3 is an enlarged schematic structural diagram of a part B in fig. 1 of an auxiliary device for cardiovascular interventional therapy according to an embodiment of the present invention.

In the figure: 1. a base table; 2. a switch A; 3. a switch B; 4. a motor A; 5. a threaded rod A; 6. a threaded sleeve A; 7. rotating the sleeve A; 8. a limiting groove A; 9. a pulley; 10. a blood pressure monitor; 11. placing the plate; 12. a screw groove; 13. a stud; 14. erecting a rod; 15. a motor B; 16. a threaded rod B; 17. a threaded sleeve B; 18. rotating the sleeve B; 19. a limiting groove B; 20. a fixing plate; 21. an empty groove; 22. perforating; 23. a slide bar; 24. pulling the block; 25. a spring; 26. an infusion bag.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A cardiovascular interventional therapy assisting device according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.

Referring to fig. 1, 2 and 3, an auxiliary device for cardiovascular interventional therapy provided by an embodiment of the present invention includes a base platform 1, motors A4 are fixedly installed inside the front and rear ends of the left and right sides of the base platform 1, a threaded rod A5 is rotatably installed at the lower end of the motor A4 through the inside of the base platform 1, a threaded sleeve A6 is rotatably sleeved on the outer wall of the threaded rod A5, a rotating sleeve A7 is movably sleeved on the outer wall of the threaded sleeve A6, a limiting groove A8 is fixedly installed on the side walls of the left and right sides of the base platform 1, a pulley 9 is fixedly installed at the outer end of the rotating sleeve A7 through the limiting groove A8, a switch a2 is fixedly installed at the upper end of the outer wall of the left side of the base platform 1, a switch B3 is fixedly installed at the lower side of the switch a2, a threaded groove 12 is fixedly installed inside the center of the base platform 1, a stud 13 is rotatably installed inside the threaded groove 12, a stud 1, threaded rod B16 outer wall rotates to be cup jointed swivel nut B17, swivel nut B17 outer wall activity cup jointed rotates cover B18, pole setting 14 left and right sides wall fixed mounting has spacing groove B19, it has fixed plate 20 to rotate cover B18 left and right sides and run through spacing groove B19 fixed mounting, the inside fixed mounting of fixed plate 20 downside has dead slot 21, the inside left and right sides fixed mounting of dead slot 21 has perforation 22, perforation 22 inside activity has slide bar 23, slide bar 23 outer end fixed mounting has draws piece 24, slide bar 23 center downside fixed sleeve has infusion bag 26, draw the inboard slide bar 23 outer wall fixed cup joint spring 25 of piece 24.

Referring to fig. 1 and 2, when the auxiliary device is needed, firstly, the arm of the patient passes through the blood pressure monitor 10 to measure the blood pressure of the patient, then the medicine needed for treatment is placed in the placing plate 11, the push switch B3 is used to control the motor B15 to operate through the controller, the motor B15 operates to drive the threaded rod B16 to rotate, the threaded rod B16 is used to match with the thread on the inner wall of the threaded sleeve B17 through the thread cut on the outer wall, the threaded sleeve B17 is driven to move downwards on the outer wall of the threaded rod B16, the threaded sleeve B17 moves downwards to drive the rotating sleeve B18 to move downwards, the rotating sleeve B18 moves downwards to drive the fixing plates 20 fixedly installed on the left side and the right side to move downwards in the limiting groove B19, and when the fixing plates 20 move downwards to a height which can be reached by the doctor easily, the pulling block 24 is pulled outwards, the pulling block 24 drives the sliding rod 23 fixedly arranged at the inner end to move outwards in the through hole 22, the spring 25 is stretched, the spring 25 converts kinetic energy into elastic potential energy, the hanging ring at the upper end of the infusion bag 26 is vertically placed in the empty groove 21, the pulling force on the pulling block 24 is loosened, the spring 25 converts the elastic potential energy into kinetic energy, the pulling block 24 is driven to move towards the inner end, the sliding rod 23 is driven to move inwards in the through hole 22 to penetrate through the hanging ring at the upper end of the infusion bag 26 to fix the infusion bag 26 in the empty groove 21, the fixing plate 20 moves upwards in the limiting groove B19 when the motor B15 is controlled to run in the reverse direction to drive the threaded rod B16 to rotate in the reverse direction by pressing the switch B3, the infusion bag 26 is driven to move upwards so as to lift the infusion bag 26 up for direct infusion, if the device needs to be cleaned or stored, the stud 13 is manually rotated, the outer wall, the stud 13 is taken out, so that the base platform 1 and the upright stanchion 14 can be respectively stored, the occupied space is reduced, and the practicability of the auxiliary device is improved.

Referring to fig. 1, the outer wall of the threaded rod B16 is fixedly provided with threads, the inner wall of the threaded sleeve B17 is fixedly provided with threads matched with the threads on the outer wall of the threaded rod B16, so as to form a rotating structure, when the transportation device needs to be moved, the operation of the motor a4 is controlled by pressing the switch a2 through the controller, the motor a4 operates to drive the threaded rod a5 to rotate, the threaded rod a5 is cut with threads through the outer wall and is matched with the threads on the inner wall of the threaded sleeve A6, the threaded sleeve A6 is driven to rotate downwards on the outer wall of the threaded rod a5, the threaded sleeve A6 moves downwards to drive the rotating sleeve a7 to move downwards, the rotating sleeve a7 drives the pulley 9 to move downwards in the limiting groove A8, so that the pulley 9 contacts the ground, the base 1 is jacked up and suspended to directly push the base 1 to.

Referring to fig. 1, when the auxiliary device is needed, firstly, the arm of the patient passes through the blood pressure monitor 10 to measure the blood pressure of the patient, then the medicine needed for treatment is placed in the placing plate 11, the switch B3 is pressed to control the motor B15 to operate through the controller, the motor B15 operates to drive the threaded rod B16 to rotate, the threaded rod B16 is matched with the thread on the inner wall of the screw sleeve B17 through the thread cut on the outer wall to drive the screw sleeve B17 to move downwards on the outer wall of the threaded rod B16, the screw sleeve B17 moves downwards to drive the rotating sleeve B18 to move downwards, the rotating sleeve B18 moves downwards to drive the fixing plates 20 fixedly installed on the left side and the right side to move downwards in the limiting groove B19, and when the fixing plates 20 move downwards to a height which can be easily reached by the doctor, the pulling block 24 is pulled outwards, the pull block 24 drives the slide rod 23 with the inner end fixedly arranged to move outwards in the through hole 22, the spring 25 is stretched, the spring 25 converts kinetic energy into elastic potential energy, the hanging ring at the upper end of the infusion bag 26 is vertically placed in the empty groove 21, the pulling force on the pull block 24 is loosened, the spring 25 converts the elastic potential energy into kinetic energy, the pull block 24 is driven to move inwards, the slide rod 23 is driven to move inwards in the through hole 22 to penetrate through the hanging ring at the upper end of the infusion bag 26 to fix the infusion bag 26 in the empty groove 21, the switch B3 is pressed to control the motor B15 to run reversely to drive the threaded rod B16 to rotate reversely, the fixing plate 20 moves upwards in the limiting groove B19 to drive the infusion bag 26 to move upwards so as to lift the infusion bag 26 for direct infusion, if the device needs to be cleaned or stored, the stud 13 is manually rotated, the thread on the outer wall of the stud 13 is matched with the thread, the stud 13 is taken out, so that the base platform 1 and the upright stanchion 14 can be respectively stored, the occupied space is reduced, and the practicability of the auxiliary device is improved.

Referring to fig. 1 and 3, when the auxiliary device is needed, firstly, the arm of the patient passes through the blood pressure monitor 10 to measure the blood pressure of the patient, then the medicine needed for treatment is placed in the placing plate 11, the push switch B3 controls the motor B15 to operate through the controller, the motor B15 operates to drive the threaded rod B16 to rotate, the threaded rod B16 is matched with the thread on the inner wall of the threaded sleeve B17 through the thread cut on the outer wall, the threaded sleeve B17 is driven to move downwards on the outer wall of the threaded rod B16, the threaded sleeve B17 moves downwards to drive the rotating sleeve B18 to move downwards, the rotating sleeve B18 moves downwards to drive the fixing plates 20 fixedly mounted on the left side and the right side to move downwards in the limiting groove B19, and when the fixing plates 20 move downwards to the height which can be easily reached by the doctor, the pulling block 24 is pulled outwards, the pulling block 24 drives the sliding rod 23 fixedly arranged at the inner end to move outwards in the through hole 22, the spring 25 is stretched, the spring 25 converts kinetic energy into elastic potential energy, the hanging ring at the upper end of the infusion bag 26 is vertically placed in the empty groove 21, the pulling force on the pulling block 24 is loosened, the spring 25 converts the elastic potential energy into kinetic energy, the pulling block 24 is driven to move towards the inner end, the sliding rod 23 is driven to move inwards in the through hole 22 to penetrate through the hanging ring at the upper end of the infusion bag 26 to fix the infusion bag 26 in the empty groove 21, the fixing plate 20 moves upwards in the limiting groove B19 when the motor B15 is controlled to run in the reverse direction to drive the threaded rod B16 to rotate in the reverse direction by pressing the switch B3, the infusion bag 26 is driven to move upwards so as to lift the infusion bag 26 up for direct infusion, if the device needs to be cleaned or stored, the stud 13 is manually rotated, the outer wall, the stud 13 is taken out, so that the base platform 1 and the upright stanchion 14 can be respectively stored, the occupied space is reduced, and the practicability of the auxiliary device is improved.

Referring to fig. 1, the input terminals of the switch a2 and the switch B3 are electrically connected with an external power supply through conducting wires, the output terminal of the switch a2 is electrically connected with the input terminal of the motor a4 through conducting wires, and the output terminal of the switch B3 is electrically connected with the input terminal of the motor B15 through conducting wires.

The switch A2, the switch B3, the motor A4 and the motor B15 are products in the prior art, the models of the motor A4 and the motor B15 are HD2401-24, the manufacturer is Anchuan, the models of the switch A2 and the switch B3 are LA38-11DN, the manufacturer is Mixi, and details are not repeated here.

The embodiment of the utility model provides a cardiovascular intervention treatment auxiliary device, when needing to use auxiliary device, at first let patient's arm pass blood pressure monitor 10 and carry out blood pressure measurement to the patient, then put the medicine that needs the treatment in placing board 11, press switch B3 and pass through controller control motor B15 operation, motor B15 operation drives threaded rod B16 and rotates, threaded rod B16 is cut threaded and is cooperateed with swivel nut B17 inner wall screw thread through the outer wall, drive swivel nut B17 and move down at threaded rod B16 outer wall, swivel nut B17 moves down and drives swivel nut B18 and move down, swivel nut B18 moves down and drives fixed plate 20 of left and right sides fixed mounting and move down in spacing groove B19, after fixed plate 20 moves down to the height that the doctor can easily touch, outwards pull piece 24, pull piece 24 drives slide bar 23 of inner fixed mounting outwards in perforation 22, the spring 25 is stretched, the kinetic energy is converted into elastic potential energy by the spring 25, an upper hanging ring of an infusion bag 26 is vertically placed in the empty groove 21, the tension of the pull block 24 is released, the elastic potential energy is converted into the kinetic energy by the spring 25, the pull block 24 is driven to move towards the inner end, so that the slide rod 23 is driven to move inwards in the through hole 22 and penetrate through the hanging ring at the upper end of the infusion bag 26, the infusion bag 26 is fixed in the empty groove 21, the switch B3 is pressed to control the motor B15 to run reversely to drive the threaded rod B16 to rotate reversely, the fixing plate 20 moves upwards in the limiting groove B19 to drive the infusion bag 26 to move upwards so as to lift the infusion bag 26 to facilitate direct infusion, if the device needs to be cleaned or stored, the stud 13 is manually rotated, the thread on the outer wall of the stud 13 is matched with the thread on the inner wall of the screw groove 12, the stud, when the transportation device needs to be moved, the pressing switch A2 controls the motor A4 to operate through the controller, the motor A4 operates to drive the threaded rod A5 to rotate, the threaded rod A5 is cut with threads through the outer wall and is matched with threads on the inner wall of the screw sleeve A6, the screw sleeve A6 is driven to rotate and move downwards on the outer wall of the threaded rod A5, the screw sleeve A6 moves downwards to drive the rotating sleeve A7 to move downwards, the rotating sleeve A7 drives the pulley 9 to move downwards in the limiting groove A8, so that the pulley 9 is in contact with the ground, and the base 1 can be jacked up and suspended to directly push the base 1 to move and transport.

It should be noted that, the utility model relates to a cardiovascular intervention treatment auxiliary device, including switch A2, switch B3, motor A4 and motor B15, the part is general standard component or the part that the skilled person knows, and its structure and principle all can be known or can be known through conventional experimental methods for this skilled person through the technical manual.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The cardiovascular interventional therapy auxiliary device is characterized by comprising a base platform (1), wherein a motor A (4) is fixedly mounted inside the front end and the rear end of the left side and the right side of the base platform (1), a threaded rod A (5) is rotatably mounted inside the base platform (1) through the lower end of the motor A (4), a threaded sleeve A (6) is rotatably sleeved on the outer wall of the threaded rod A (5), a rotating sleeve A (7) is movably sleeved on the outer wall of the threaded sleeve A (6), a limiting groove A (8) is fixedly mounted on the side wall of the left side and the right side of the base platform (1), a pulley (9) is fixedly mounted at the outer end of the rotating sleeve A (7) through the limiting groove A (8), a switch A (2) is fixedly mounted at the upper end of the outer wall of the left side of the base platform (1), a switch B (3) is fixedly mounted at the lower side of the switch A (2), and a threaded, the screw groove (12) is internally and rotatably provided with a screw bolt (13), the upper end of the screw bolt (13) is rotatably provided with a vertical rod (14), the outer wall of the upper end of the vertical rod (14) is fixedly provided with a motor B (15), the lower end of the motor B (15) penetrates through the vertical rod (14) and is internally and rotatably provided with a threaded rod B (16), the outer wall of the threaded rod B (16) is rotatably sleeved with a screw sleeve B (17), the outer wall of the screw sleeve B (17) is movably sleeved with a rotating sleeve B (18), the left side wall and the right side wall of the vertical rod (14) are fixedly provided with limiting grooves B (19), the left side and the right side of the rotating sleeve B (18) penetrate through the limiting grooves B (19) and are fixedly provided with a fixed plate (20), the inside of the lower side of the fixed plate (20) is fixedly provided with an empty groove (21), the outer end of the sliding rod (23) is fixedly provided with a pulling block (24), an infusion bag (26) is fixedly sleeved on the lower side of the center of the sliding rod (23), and a spring (25) is fixedly sleeved on the outer wall of the sliding rod (23) on the inner side of the pulling block (24).

2. The cardiovascular interventional therapy auxiliary device according to claim 1, wherein the outer wall of the threaded rod A (5) is fixedly provided with threads, and the inner wall of the screw sleeve A (6) is fixedly provided with threads matched with the threads on the outer wall of the threaded rod A (5) to form a rotating structure.

3. The cardiovascular interventional therapy auxiliary device according to claim 1, wherein the outer wall of the threaded rod B (16) is fixedly provided with threads, and the inner wall of the threaded sleeve B (17) is fixedly provided with threads matched with the threads on the outer wall of the threaded rod B (16) to form a rotating structure.

4. A cardiovascular interventional therapy auxiliary device according to claim 1, characterized in that the outer wall of the stud (13) is cut with screw threads, and the inner wall of the screw groove (12) is cut with screw threads matched with the screw threads of the outer wall of the stud (13) to form a rotating structure.

5. A cardiovascular interventional therapy auxiliary device according to claim 1, characterized in that the inner end side wall of the pulling block (24) is fixedly connected with one end of the spring (25), and the other end of the spring (25) is fixedly connected with the outer side wall of the through hole (22) to form an elastic telescopic structure.

6. A cardiovascular interventional therapy auxiliary device according to claim 1, wherein the input terminals of the switch a (2) and the switch B (3) are electrically connected with an external power source through a conducting wire, the output terminal of the switch a (2) is electrically connected with the input terminal of the motor a (4) through a conducting wire, and the output terminal of the switch B (3) is electrically connected with the input terminal of the motor B (15) through a conducting wire.