CN215874880U

CN215874880U - Novel interventional therapy puncture device

Info

Publication number: CN215874880U
Application number: CN202122246807.1U
Authority: CN
Inventors: 周晔
Original assignee: First Affiliated Hospital of Nanyang Medical College
Current assignee: First Affiliated Hospital of Nanyang Medical College
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-02-22
Anticipated expiration: 2031-09-16

Abstract

The utility model relates to a novel interventional therapy puncture device, which effectively solves the problem that the conventional process of threading a guide wire is likely to cause guide wire shake and puncture outfit displacement due to the shake of hands of a patient, so that blood vessels are injured to cause puncture failure; the technical scheme includes that the device comprises an n-shaped base body and is characterized in that a sucker is arranged at the lower end of a base, the upper end of the base body penetrates through the base body, and a tightening plate is fixed in the base body through a first spring; the tightening plate penetrates in the vertical direction, a puncturing plate is arranged at the penetrating position of the tightening plate in a sliding fit manner along the front and back directions, and an inverted trapezoidal needle head clamping hole penetrates in the middle of the puncturing plate along the vertical direction; the puncture needle has the advantages of ingenious structure and strong practicability, well ensures the stability of a patient in the using process, and greatly reduces the risk of puncture failure.

Description

Novel interventional therapy puncture device

Technical Field

The utility model relates to the technical field of interventional therapy medical equipment, in particular to novel interventional therapy puncture equipment.

Background

Interventional therapy, which is an emerging therapeutic approach between surgical and medical treatment, includes both intravascular and non-vascular interventional therapies. After more than 30 years of development, the patient is called three-pillar department of surgery and medicine. In brief, the interventional therapy is a treatment method with minimal trauma, in which a tiny channel with a diameter of several millimeters is made on a blood vessel and skin or an original pipeline of a human body under the guidance of an imaging device (an angiography machine, a fluoroscopy machine, a CT, an MR and a B-ultrasound) to treat a local part of a focus without operating to expose the focus.

At present, when cardiovascular interventional therapy is carried out, a puncture needle head is directly used for puncturing a blood vessel, an injector is used for injecting anesthetic along the puncture needle head, then the injector is dismounted from the puncture needle, a guide wire penetrates into the blood vessel through the puncture needle head, and the shake of the guide wire and the displacement of a puncture outfit are probably caused by the shake of the hand of a patient in the process of penetrating the guide wire, so that the blood vessel is injured to cause puncture failure.

Due to the technical defects in the prior art, the technical problems to be solved by the technical personnel in the field are urgent; therefore, a new interventional therapy puncture device is very important.

SUMMERY OF THE UTILITY MODEL

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides a novel interventional therapy puncture device, which effectively solves the problem that the puncture fails due to injury to blood vessels caused by the shaking of the guide wire and the displacement of a puncture outfit which are probably caused by the shaking of the hand of a patient in the guide wire threading process.

The novel metal wire drawing machine comprises an n-shaped base body and is characterized in that a sucker is arranged at the lower end of the base body, the upper end of the base body penetrates through the base body, and a clamping plate is fixed inside the base body through a first spring;

the tightening plate penetrates in the vertical direction, the penetration plate is arranged at the penetrating position of the tightening plate in a sliding fit mode along the front-back direction, and the inverted trapezoidal needle head clamping hole is formed in the middle of the penetration plate in a penetrating mode along the vertical direction.

Preferably, the sucking discs are arranged in a plurality of modes, are uniformly distributed on two sides of the lower end of the base body and are communicated with each other and connected through an air duct, the end part of the air duct is connected with a rubber air bag, and the end part of the rubber air bag is provided with a ventilation switch.

Preferably, the tightening plate is of an n-shaped structure, tightening rods are arranged on two sides of the tightening plate in a sliding fit mode along the left and right directions, the tightening rods and the tightening plate are fixedly connected through second springs, and rubber blocks are fixed at the inner side ends of the tightening rods.

Preferably, the upper end of the tightening plate is fixed with a guide rod which is in sliding fit with the base body, and the first spring is sleeved on the outer side of the guide rod.

Preferably, the needle head clamping hole is provided with a puncture needle in a matched mode, and the end portion of the puncture needle is arranged to be an inverted trapezoid matched with the needle head clamping hole, so that the end portion of the puncture needle can be clamped at the needle head clamping hole.

The utility model has smart structure and strong practicability, can firmly clamp the arm position of a patient on the operating table, and avoids the problem that the puncture fails due to injury to blood vessels because the guide wire is shaken and the puncture outfit is displaced probably caused by shaking of the hand of the patient in the process of threading the guide wire.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a schematic front view of the present invention in use.

FIG. 3 is a schematic cross-sectional view of the present invention.

FIG. 4 is a schematic cross-sectional view of the chuck of the present invention.

FIG. 5 is a cross-sectional view of the engagement of the pin card holes of the present invention.

Reference numerals: 1. a substrate; 2. a suction cup; 3. a first spring; 4. a tightening plate; 5. a puncture plate; 6. the needle head is blocked in the hole; 7. an air duct; 8. a rubber air bag; 9. a ventilation switch; 10. a cinching bar; 11. a second spring; 12. a rubber block; 13. a guide bar; 14. a puncture needle.

Detailed Description

The foregoing and other aspects, features and advantages of the utility model will be apparent from the following more particular description of embodiments of the utility model, as illustrated in the accompanying drawings in which reference is made to figures 1 to 5. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.

Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.

In a first embodiment, the present invention is a novel interventional therapy puncture device, please refer to fig. 1, which includes an "n" -shaped base 1, wherein the base 1 is firmly fixed on a flat operating table during use, a suction cup 2 is disposed at a lower end of the base 1, the suction cup 2 is as shown in fig. 2 and 4, and is used for fixing the base 1 so that the base 1 can not move during use, at this time, an arm of a patient is placed between the base 1 and the operating table, and can not be displaced during treatment after being fixed, an upper end of the base 1 is arranged in a penetrating manner, a tightening plate 4 is fixed inside the base 1 through a first spring 3, the tightening 4 is arranged in such a manner that effective tightening of the arm of the patient is difficult to be achieved only by using the base 1 due to different arm thicknesses of the patients, at this time, the tightening plate 4 is required to assist, when the patient uses, the tightening plate 4 will firstly abut against the arm of the patient, at the moment, the first spring 3 is compressed, the arm thickness degrees of the patients are different, the compression amount of the first spring 3 is different, and the effect of the device on adjusting the patients under different conditions is achieved;

the upper end of the base body 1 is penetrated, and referring to fig. 1, the penetrating is arranged for the purpose that medical staff can well observe the position of the needle application and can well use the device when the needle is applied.

The tightening plate 4 penetrates in the vertical direction, the tightening plate 4 penetrates through the setting position and is provided with the puncture plate 5 in a sliding fit mode along the front-back direction, and the middle position of the puncture plate 5 penetrates through the needle head clamping hole 6 which is provided with an inverted trapezoid shape along the vertical direction.

This embodiment is when specifically using, at first, arrange patient's arm in between base member 1 and the operation panel, the arm of patient can be contradicted at first to the board 4 of cramping, and first spring 3 at this moment is compressed, and patient's arm thickness degree differs, and first spring 3's compressive capacity is different, has played the device and has adjusted the effect that different situations used patient, fixes base member 1 on the operation panel through sucking disc 2 then, ensures that base member 1 can not produce the displacement when the treatment.

Then the puncture plate 5 is slid to a proper needle application position, the puncture needle is inserted into the blood vessel of a patient through the needle head clamping hole 6, the puncture needle head is directly inserted into the blood vessel, then the anesthetic is injected along the puncture needle head through the injector, then the injector is detached from the puncture needle, and then the guide wire is inserted into the blood vessel through the puncture needle head.

In the second embodiment, on the basis of the first embodiment, in order to better fix and retract the device, please refer to fig. 1, 2 and 4, the suction cups 2 are provided in plurality and uniformly distributed on two sides of the lower end of the base 1, the suction cups 2 are communicated and connected through the air duct 7, the end of the air duct 7 is connected with the rubber air bag 8, and the end of the rubber air bag 8 is provided with the air switch 9.

The ventilation switch 9 is a common exhaust valve, can be a spiral exhaust valve or other exhaust valves, and is simple in structure, economical and practical.

When the device is used specifically, firstly, the arm of a patient is placed between the base body 1 and the operating platform, the tightening plate 4 can firstly press against the arm of the patient, then the rubber air bag 8 is controlled to firmly fix the suckers 2 on the operating platform, and after the device is used, the ventilation switch 9 is controlled to enable the suckers 2 to be separated from the operating platform and the device is retracted.

In a third embodiment, on the basis of the first embodiment, in order to better complete the tightening of the arm of the patient and avoid the influence of the arm displacement during use, please refer to fig. 2, the tightening plate 4 is configured to be "n" type, both sides of the tightening plate 4 are provided with tightening rods 10 in a sliding fit manner along the left-right direction, the tightening rods 10 and the tightening plate 4 are fixedly connected through second springs 11, and the inner side ends of the two tightening rods 10 are fixed with rubber blocks 12.

In a specific use of the embodiment, firstly, the arm of the patient is placed between the base body 1 and the operating table, the tightening plate 4 will firstly abut against the arm of the patient, then the tightening rods 10 on both sides will tighten the arm in the middle towards the opposite position, so as to achieve a better tightening effect, and the rubber blocks 12 fixed at the inner ends of the two tightening rods 10 serve the purpose of protecting the patient.

In a fourth embodiment, on the basis of the first embodiment, in order to better use the tightening plate 4 and ensure that the tightening plate 4 does not displace in the front-back direction to affect the use of the device, please refer to fig. 2 and 3, a guide rod 13 slidably engaged with the base 1 is fixed at the upper end of the tightening plate 4, and the first spring 3 is sleeved outside the guide rod 13.

In a specific use of the present embodiment, firstly, the arm of the patient is placed between the base body 1 and the operation table, the tightening plate 4 will firstly abut against the arm of the patient, and at this time, the guiding rod 13 will move towards the upper end, and the displacement in the front-back direction will not be generated to affect the use of the device.

In the fifth embodiment, on the basis of the first embodiment, the puncture needle 14 is fittingly arranged at the needle head clamping hole 6, and the end of the puncture needle 14 is arranged in an inverted trapezoid shape matched with the needle head clamping hole 6, so that the end of the puncture needle 14 can be clamped at the needle head clamping hole 6.

The tip of pjncture needle 14 can block in the 6 departments of syringe needle card hole, because syringe needle card hole 6 can be along with cramping 4 vertical direction removal of board, consequently to the patient of different situation, this device all is suitable for, penetrate patient's vascular inside with pjncture needle 14 through syringe needle card hole 6 this moment, syringe needle card hole 6 avoids pjncture needle 14's removal, directly penetrate the blood vessel with the pjncture needle after through the syringe along the injection anesthetic of puncture needle, then lift the syringe off from the pjncture needle, penetrate the blood vessel through the puncture needle with the seal wire again.

When the utility model is used in detail, firstly, the arm of the patient is placed between the base body 1 and the operation table, the tightening plate 4 will firstly press against the arm of the patient, then the tightening rods 10 at the two sides will tighten the middle arm towards the opposite position, so as to play a better tightening role, and the rubber blocks 12 fixed to the inner ends of the two tightening rods 10 serve the purpose of protecting the patient, at which time the guide rods 13 are moved toward the upper ends, the use of the device can not be influenced by the displacement in the front-back direction, the first spring 3 is compressed, the arm thickness of the patient is different, the compression amount of the first spring 3 is different, the effect of adjusting the device to use the patient under different conditions is achieved, the rubber air bag 8 is controlled to firmly fix the suckers 2 on the operating table, after the base body 1 is fixed on the operation table through the suction cup 2, the base body 1 is ensured not to generate displacement during treatment.

Then slide puncture board 5 to suitable giving needle the position, the tip of pjncture needle 14 can block in syringe needle card hole 6 department, because syringe needle card hole 6 can be along with cramping 4 vertical direction removal of board, consequently to the patient of different situation, this device all is suitable for, penetrate patient's blood vessel with pjncture needle 14 through syringe needle card hole 6 this moment inside, syringe needle card hole 6 avoids pjncture needle 14's removal, directly penetrate the blood vessel with the puncture syringe needle after through the syringe along puncture needle injection anesthetic, then lift the syringe off from the pjncture needle, penetrate the blood vessel through the puncture needle with the seal wire again.

After the use, the ventilation switch 9 is controlled to make the sucker 2 separate from the operating table, and the device is retracted.

Claims

1. The novel interventional therapy puncture device comprises an n-shaped base body (1), and is characterized in that a sucker (2) is arranged at the lower end of the base body (1), the upper end of the base body (1) is arranged in a penetrating manner, and a tightening plate (4) is fixed in the base body (1) through a first spring (3);

the needle clamping device is characterized in that the tightening plate (4) penetrates in the vertical direction, the tightening plate (4) penetrates through the setting position and is provided with the puncture plate (5) in a sliding fit mode along the front-back direction, and the middle position of the puncture plate (5) penetrates through the needle clamping hole (6) which is provided with an inverted trapezoid shape along the vertical direction.

2. The novel interventional therapy puncture device according to claim 1, wherein a plurality of suckers (2) are arranged and evenly distributed on two sides of the lower end of the base body (1), the suckers (2) are communicated and connected through an air duct (7), a rubber air bag (8) is connected to the end of the air duct (7), and a ventilation switch (9) is arranged at the end of the rubber air bag (8).

3. The novel interventional therapy puncture device according to claim 1, wherein the tightening plate (4) is provided with an "n" shape, both sides of the tightening plate (4) are provided with tightening rods (10) in a sliding fit manner along the left-right direction, the tightening rods (10) and the tightening plate (4) are fixedly connected through second springs (11), and the inner ends of the two tightening rods (10) are fixed with rubber blocks (12).

4. The novel interventional therapy puncture device according to claim 1, wherein a guide rod (13) which is in sliding fit with the base body (1) is fixed at the upper end of the tightening plate (4), and the first spring (3) is sleeved outside the guide rod (13).

5. The novel interventional therapy puncture device according to claim 1, characterized in that a puncture needle (14) is fittingly arranged at the needle head clamping hole (6), and the end of the puncture needle (14) is arranged in an inverted trapezoid shape matched with the needle head clamping hole (6), so that the end of the puncture needle (14) can be clamped at the needle head clamping hole (6).