CN218996213U

CN218996213U - Double-loop puncture model for blood vessel under ultrasonic guidance

Info

Publication number: CN218996213U
Application number: CN202223312917.4U
Authority: CN
Inventors: 刘玲宏; 李婷
Original assignee: Nanchong Gaoping District People's Hospital
Current assignee: Nanchong Gaoping District People's Hospital
Priority date: 2022-12-11
Filing date: 2022-12-11
Publication date: 2023-05-09
Anticipated expiration: 2032-12-11

Abstract

The utility model discloses an ultrasonic-guided blood vessel double-loop puncture model, which comprises a water storage tank, wherein a circulating pump is fixed in the water storage tank, one end of a blood vessel inlet is fixed at the output end of the circulating pump, the other end of the blood vessel inlet penetrates through the water storage tank to be connected with one end of the blood vessel loop in an outward extending way, the connection part of the blood vessel inlet and the blood vessel loop is fixedly clamped through a clamping mechanism, the clamping mechanism comprises a movable seat and a fixed seat, an upper clamping pad is fixed in the movable seat, a lower clamping pad is fixed in the fixed seat, a sleeve is fixed in the middle of the movable seat, and a sleeve thread is arranged on a screw rod.

Description

Double-loop puncture model for blood vessel under ultrasonic guidance

Technical Field

The utility model relates to the technical field of puncture models, in particular to a blood vessel double-loop puncture model under ultrasonic guidance.

Background

A medical student is clinically subjected to study of medical colleges, the clinical technology can be mastered by repeated practice, the diagnosis and treatment can be performed for the patient, one of the skills required to be mastered is vascular puncture under ultrasonic guidance, and the skill is required to be proficient through a large number of exercises and repeated practice, so that the vascular puncture model under ultrasonic guidance is often required to be used for practice.

In the patent with publication number CN216311148U, a blood vessel access and a blood vessel circuit are provided to represent an artery and a vein respectively, and the device is more simulated in the operation of performing a puncture model, and has good practicability, but in the operation of performing a puncture model, the tip of a needle is penetrated through a silica gel module and is penetrated into the blood vessel access or the blood vessel circuit, but how the silica gel module is assembled and disassembled when fixing the blood vessel access or the blood vessel circuit is unclear, and the degree of fixing different blood vessel accesses or blood vessel circuits is also different, so that the applicability is not high.

Disclosure of Invention

The utility model aims to provide a vascular double-loop puncture model under ultrasonic guidance so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a blood vessel double loop puncture model under ultrasonic guidance, includes the storage water tank, the inside circulating pump that is fixed with of storage water tank, the output of circulating pump is fixed with the one end of blood vessel access, the other end of blood vessel access passes the outside extension connection in the one end of blood vessel return circuit of storage water tank, the other end of blood vessel return circuit stretches into the storage water tank inside, the junction of blood vessel access and blood vessel return circuit carries out fixed centre gripping through fixture, fixture includes movable seat and fixing base, the inside clamping pad that is fixed with of movable seat, the inside clamping pad that is fixed with down of fixing base, be fixed with two spouts on the fixing base, one side of movable seat is respectively through two pulley slidable mounting in two spouts, the middle part of movable seat is fixed with the sleeve, sleeve threaded mounting is on the screw rod, the bottom mounting of screw rod is at the bearing inner circle, the bearing is fixed inside the fixing base, the top of screw rod is fixed with the ring, the one end that is fixed with the power cord on the circulating pump, the other end of power cord passes outside extension and fixedly connected with power plug.

Preferably, the vascular access is provided with an adjusting switch.

Preferably, the upper clamping pad and the lower clamping pad are both silica gel pads.

Preferably, the top of the water storage tank is hinged with a tank cover.

Preferably, the upper clamping pad is detachably mounted in the movable seat, and the lower clamping pad is detachably mounted in the fixed seat.

Compared with the prior art, the utility model has the beneficial effects that:

the puncture model can fixedly clamp different blood vessel access ways and blood vessel loops through the clamping mechanism, the applicability is high, after the blood vessel access ways and the blood vessel loops are fixedly clamped, then the tip of the needle passes through the upper clamping pad and the lower clamping pad and pierces into the blood vessel access ways or the blood vessel loops, and the blood vessel access ways and the blood vessel loops respectively represent the artery and vein models, so that the puncture model is operated in a more simulated manner, and the puncture methods of the artery and the vein are respectively simulated, so that the training staff has better effect when training, and the use requirement is met.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the clamping mechanism structure and pulley interior of the present utility model;

FIG. 3 is a schematic view of the internal structure of the water storage tank of the present utility model;

fig. 4 is a cross-sectional view of the pulley distribution structure of the present utility model.

In the reference numerals: 1. a water storage tank; 2. a circulation pump; 3. vascular access; 4. a vascular circuit; 5. a clamping mechanism; 6. a movable seat; 7. a fixing seat; 8. an upper clamping pad; 9. a lower clamping pad; 10. a chute; 11. a pulley; 12. a sleeve; 13. a screw; 14. a bearing; 15. a circular ring; 16. a power line; 17. a power plug; 18. an adjusting switch; 19. a case cover.

Detailed Description

The utility model will now be described in further detail with reference to the drawings and examples. Wherein like parts are designated by like reference numerals. It should be noted that the words "front", "back", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "bottom" and "top", "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a blood vessel double-circuit puncture model under ultrasonic guidance, including storage water tank 1, storage water tank 1 inside is fixed with circulating pump 2, circulating pump 2's output is fixed with the one end of blood vessel access 3, the other end of blood vessel access 3 passes storage water tank 1 outside extension connection in the one end of blood vessel return 4, the other end of blood vessel return 4 stretches into storage water tank 1 inside, the junction of blood vessel access 3 and blood vessel return 4 carries out fixed centre gripping through fixture 5, fixture 5 includes movable seat 6 and fixing base 7, movable seat 6 inside is fixed with clamping pad 8, fixing base 7 inside is fixed with clamping pad 9 down, be fixed with two spouts 10 on the fixing base 7, one side of movable seat 6 is respectively through two pulley 11 slidable mounting in two spouts 10, the middle part of movable seat 6 is fixed with sleeve 12, sleeve 12 screw thread mounting is on screw 13, the bottom of screw 13 is fixed at the bearing 14 inner circle, bearing 14 is fixed inside fixing base 7, the top of screw 13 is fixed with ring 15, be fixed with the one end of power cord 16 on the circulating pump 2, the other end of power cord 16 passes 1 outside extension and fixed connection, thereby the fixed with power plug 17, the movable seat 6 is fixed with two spouts 15 in the relative adjustment position is gone up in the fixed seat 9 through two spouts 6 through two movable seat 12, thereby in the relative clamping pad 8, the movable seat is moved in the fixed seat is moved to the fixed seat 6.

Referring to fig. 1 and 3, in order to facilitate adjusting the flow rates of the liquid in the vascular access 3 and the vascular circuit 4, the vascular access 3 is provided with an adjusting switch 18, and the adjusting switch 18 is similar to an adjusting switch on an infusion tube, and the adjusting switch 18 is installed in the same way as the adjusting switch on the infusion tube.

Referring to fig. 1, 2 and 4, in order to facilitate penetration of the tip of the needle into the inside of the upper and

lower grip pads

8 and 9, the upper and

lower grip pads

8 and 9 are both silica gel pads.

In order to prevent the tip of the needle from penetrating into the inside of the upper clamping pad 8 and the lower clamping pad 9 and damaging the vascular access 3 and the vascular circuit 4, the tip of the needle may be provided with protective measures, such as wrapping a layer of cloth around the tip of the needle.

Referring to fig. 1, in order to prevent foreign objects from entering the water storage tank 1, a tank cover 19 is hinged to the top of the water storage tank 1.

Referring to fig. 1, 2 and 4, in order to facilitate the disassembly and replacement of the upper clamping pad 8 and the lower clamping pad 9, the upper clamping pad 8 is detachably mounted in the movable seat 6, and the lower clamping pad 9 is detachably mounted in the fixed seat 7.

Referring to fig. 1, in order to prevent the movable seat 6 from sliding out of the chute 10, both ends of the chute 10 are provided in a closed form to limit the pulley 11.

Working principle: firstly, a power plug 17 is plugged onto a power supply, at this time, the circulating pump 2 works and sucks liquid in the water storage tank 1 into the blood vessel inlet 3, then the liquid flows into the blood vessel loop 4 from the blood vessel inlet 3, finally flows back into the water storage tank 1 from the blood vessel loop 4 through the clamping mechanism 5 in the inflow process, the flow rates of the liquid in the blood vessel inlet 3 and the blood vessel loop 4 are controlled through the regulating switch 18, the clamping mechanism 5 is driven by the circular ring 15 to rotate by the driving screw 13, the movable seat 6 is driven by the sleeve 12 to move in the two sliding grooves 10, so that the relative positions between the upper clamping pad 8 in the movable seat 6 and the lower clamping pad 9 in the fixed seat 7 are regulated, the upper clamping pad 8 and the lower clamping pad 9 are used for fixedly clamping the blood vessel inlet 3 and the blood vessel loop 4, the tip of a needle passes through the upper clamping pad 8 and the lower clamping pad 9 and pierces into the blood vessel inlet 3 or the blood vessel loop 4, the blood vessel inlet 3 and the blood vessel loop 4 respectively represent models of arteries and veins, and the tip ends of the needle can be better simulated, and the tip ends of the needle can be better prevented from piercing the tip ends and the tip ends of the needle loop 4 by the needle inlet 3 and the needle loop 4, and the needle inlet layer can be better protected, and the needle protection layer can be prevented from being pierced by the needle and the needle layer and the needle inlet layer.

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

Claims

1. The utility model provides a blood vessel double circuit puncture model under ultrasonic guidance which characterized in that: including storage water tank (1), storage water tank (1) inside is fixed with circulating pump (2), the output of circulating pump (2) is fixed with the one end of vascular access (3), the other end of vascular access (3) passes storage water tank (1) outside extension connection in the one end of vascular return circuit (4), the other end of vascular return circuit (4) stretches into storage water tank (1) inside, the junction of vascular access (3) and vascular return circuit (4) carries out fixed centre gripping through fixture (5), fixture (5) are including removing seat (6) and fixing base (7), the inside clamping pad (8) that is fixed with of removing seat (6), the inside clamping pad (9) that is fixed with of fixing base (7), be fixed with two spouts (10) on the fixing base (7), one side of removing seat (6) is respectively through two pulley (11) slidable mounting in two spouts (10), the middle part of removing seat (6) is fixed with sleeve (12), sleeve (12) threaded mounting is in fixture (13) on screw rod (13), the bottom of fixing base (14) is fixed with ring (13) in the inside screw rod (13), one end of a power line (16) is fixed on the circulating pump (2), and the other end of the power line (16) penetrates through the water storage tank (1) to extend outwards and is fixedly connected with a power plug (17).

2. The ultrasound guided vascular dual loop puncture model according to claim 1, wherein: an adjusting switch (18) is arranged on the vascular access (3).

3. The ultrasound guided vascular dual loop puncture model according to claim 1, wherein: the upper clamping pad (8) and the lower clamping pad (9) are both silica gel pads.

4. The ultrasound guided vascular dual loop puncture model according to claim 1, wherein: the top of the water storage tank (1) is hinged with a tank cover (19).

5. The ultrasound guided vascular dual loop puncture model according to claim 1, wherein: the upper clamping pad (8) is detachably mounted in the movable seat (6), and the lower clamping pad (9) is detachably mounted in the fixed seat (7).