CN220898738U

CN220898738U - Automatic radial artery compression hemostat

Info

Publication number: CN220898738U
Application number: CN202321923783.1U
Authority: CN
Inventors: 罗莹; 叶燕; 张子云; 何细飞
Original assignee: Tongji Hospital Affiliated To Tongji Medical College Of Huazhong University Of Science & Technology
Current assignee: Tongji Hospital Affiliated To Tongji Medical College Of Huazhong University Of Science & Technology
Priority date: 2023-07-19
Filing date: 2023-07-19
Publication date: 2024-05-07
Anticipated expiration: 2033-07-19

Abstract

The utility model provides an automatic radial artery compression hemostat, which is provided with a timing device and an automatic deflation device, wherein the timing device can automatically loosen air until the loosening is completed or the automatic loosening amount per hour is 3 hours before the setting, the automatic radial artery compression hemostat can be automatically loosened like a syringe pump in the follow-up process.

Description

Automatic radial artery compression hemostat

Technical Field

The utility model relates to the technical field of hemostats, in particular to an automatic radial artery compression hemostat.

Background

With the development of cardiovascular interventional technology and equipment, radial artery interventional therapy has become the first choice for most coronary interventional physicians. Compared with femoral artery approach, radial artery approach interventional therapy has the advantages of convenient hemostasis, high safety, low complication occurrence rate, no need of bedridden rest after operation, and the like. However, after the radial artery puncture interventional treatment is finished, the puncture part is required to be pressed after the catheter is pulled out, and the prevention of bleeding or hematoma at the puncture part is an important point of postoperative care.

After coronary angiography, the radial artery puncture site can be pressurized to stop bleeding by using an elastic bandage or a radial artery hemostat, and a nurse can loose air every one hour until the pressure in the air sac is released. The time and the amount of each time of air release are different due to clinical work, the air release degree of each patient is different, the time of busy hour is properly delayed, and the comfort of the patient is reduced.

Disclosure of utility model

Aiming at the defects in the prior art, the utility model solves the technical problems as follows: after coronary angiography, the radial artery puncture site can be pressurized to stop bleeding by using an elastic bandage or a radial artery hemostat, and a nurse can loose air every one hour until the pressure in the air sac is released. The time and the amount of each time of air release are different due to clinical work, the air release degree of each patient is different, the time of the patient is properly delayed in busy hours, the comfort of the patient is reduced, and the automatic radial artery compression hemostat is provided.

To achieve the above object, the present utility model provides:

Automatic change radial artery hemostasis by compression ware, including placing the seat, the top of placing the seat is the arc setting, and the fixed annular support circle that is provided with in top of placing the seat, and the inboard of annular support circle is provided with annular gasbag, has seted up the cavity on the seat of placing, and the intercommunication has the pipeline on the annular gasbag, and the pipeline extends to in the cavity and installs intake pipe and blast pipe, and the intercommunication has the air pump in the intake pipe, and the intercommunication has exhaust control mechanism on the blast pipe, and the intercommunication has air pressure detection mechanism on the pipeline, and the outside of placing the seat is provided with the controller.

Preferably, the front surface of the placing seat is provided with a manhole, the position of the manhole is rotatably provided with a box cover, and the box cover is provided with a safety lock; the inside of cavity can be conveniently overhauld.

Preferably, an air inlet of the air pump is communicated with an air pipe, the air pipe extends to the outer side of the placement seat, and a first electromagnetic valve is arranged on the air inlet pipe; the air pump is utilized to charge air into the annular air bag through the air pipe, the air inlet pipe and the pipeline, and the annular air bag can extrude the arm to stop bleeding after expanding.

Preferably, the air pressure detection mechanism comprises an air pressure pipe, the air pressure pipe is communicated with the pipeline, and the air pressure pipe extends to the outer side of the placement seat and is communicated with an air pressure gauge; the air pressure inside the annular air bag can be monitored through the air pressure pipe and the air pressure gauge.

Preferably, the air pressure detection mechanism comprises an exhaust tube, the exhaust tube is communicated with an exhaust pipe, a second electromagnetic valve is arranged on the exhaust pipe, an air release tube is communicated with the exhaust tube, and the air release tube extends to the outer side of the placement seat.

Preferably, the exhaust tube is internally provided with an elastic rod, the outer side of the elastic rod is provided with a semicircular sealing ball, the semicircular sealing ball is sealed with the inner side of the exhaust tube, the inner side of the exhaust tube is provided with two guide rods, the elastic rod is slidably arranged on the outer sides of the two guide rods, the outer sides of the two guide rods are respectively sleeved with a tension spring, one end of each tension spring is fixedly connected with the elastic rod, and the other end of each tension spring is fixedly arranged on the inner wall of the exhaust tube.

Preferably, a servo motor is arranged on the outer side of the exhaust barrel, a gear is arranged on an output shaft of the servo motor, a rack is arranged on the outer side of the elastic rod, and the gear is meshed with the rack.

Compared with the prior art, the utility model has the advantages that:

1. When the patient puts the arm in the annular supporting ring and needs to extrude and stop bleeding, the air pump is started to charge air into the annular air bag through the air pipe, the air inlet pipe and the pipeline, the annular air bag expands to extrude and stop bleeding on the arm, and the air pressure in the annular air bag can be monitored through the air pressure pipe and the air pressure meter;

2. When the air is required to be discharged, the second electromagnetic valve is opened, the servo motor drives the gear to rotate, the gear and the rack are matched to pull the elastic rod to move, the elastic rod drives the semicircular sealing ball to move, the semicircular sealing ball leaves the air discharge pipe, the air in the annular air bag can be discharged, the extrusion force of the annular air bag to the arm can be reduced, the air pressure in the annular air bag can be changed through the air pressure pipe and the air pressure meter, the connection degree between the semicircular sealing ball and the air discharge pipe is controlled, the air discharge rate is controlled, and the working time and the interval time of the servo motor can be set through the controller;

The device provided by the utility model is provided with a timing device and an automatic air release device, the device can automatically release air until the release is completed when the time is up, or the device can automatically release air in each hour in the first 3 hours, and the device can be released at a uniform speed like a syringe pump later, so that the device is convenient to use.

Drawings

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

FIG. 2 is a schematic cross-sectional view of FIG. 1 of the present design;

Fig. 3 is a schematic structural diagram of the portion a in fig. 2 in the present design.

In the figure: 1. a placement seat; 2. an annular support ring; 3. an annular air bag; 4. a pipe; 5. an air inlet pipe; 6. an air pump; 7. an air pipe; 8. a first electromagnetic valve; 9. an exhaust pipe; 10. a second electromagnetic valve; 11. a cavity; 12. an air pressure pipe; 13. an air pressure gauge; 14. a controller; 15. an exhaust pipe; 16. a gas release pipe; 17. a guide rod; 18. an elastic rod; 19. a tension spring; 20. a semicircular sealing ball; 21. a rack; 22. a gear; 23. a servo motor; 24. a case cover.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings.

Referring to fig. 1-3, the automatic radial artery compression hemostat comprises a placement seat 1, wherein the top of the placement seat 1 is arc-shaped, an annular supporting ring 2 is fixedly arranged at the top of the placement seat 1, an annular air bag 3 is arranged on the inner side of the annular supporting ring 2, a cavity 11 is formed in the placement seat 1, a pipeline 4 is communicated with the annular air bag 3, the pipeline 4 extends into the cavity 11 and is provided with an air inlet pipe 5 and an exhaust pipe 9, an air pump 6 is communicated with the air inlet pipe 5, an exhaust control mechanism is communicated with the exhaust pipe 9, an air pressure detection mechanism is communicated with the pipeline 4, and a controller 14 is arranged on the outer side of the placement seat 1.

In the embodiment, the front surface of the placement seat 1 is provided with a manhole, the position of the manhole is rotatably provided with a case cover 24, and the case cover 24 is provided with a safety lock; it is possible to facilitate maintenance of the interior of the cavity 11.

In the embodiment, an air inlet of the air pump 6 is communicated with an air pipe 7, the air pipe 7 extends to the outer side of the placement seat 1, and a first electromagnetic valve 8 is arranged on the air inlet pipe 5; the air pump 6 is utilized to charge air into the annular air bag 3 through the air pipe 7, the air inlet pipe 5 and the pipeline 4, and the annular air bag 3 can be inflated to squeeze and stop bleeding on the arm.

In this embodiment, the air pressure detecting mechanism includes an air pressure tube 12, the air pressure tube 12 is communicated with the pipeline 4, and the air pressure tube 12 extends to the outer side of the placing seat 1 and is communicated with an air pressure gauge 13; the air pressure inside the annular air bag 3 can be monitored by the air pressure pipe 12 and the air pressure gauge 13.

In this embodiment, the air pressure detecting mechanism includes an exhaust pipe 15, the exhaust pipe 15 is communicated with the exhaust pipe 9, the exhaust pipe 9 is provided with a second electromagnetic valve 10, the exhaust pipe 15 is communicated with a gas release pipe 16, and the gas release pipe 16 extends to the outer side of the placement seat 1.

In this embodiment, an elastic rod 18 is disposed in the exhaust barrel 15, a semicircular sealing ball 20 is mounted on the outer side of the elastic rod 18, the semicircular sealing ball 20 is sealed with the inner side of the air release pipe 16, two guide rods 17 are mounted on the inner side of the exhaust barrel 15, the elastic rod 18 is slidably mounted on the outer sides of the two guide rods 17, tension springs 19 are sleeved on the outer sides of the two guide rods 17, one end of each tension spring 19 is fixedly connected with the elastic rod 18, the other end of each tension spring 19 is fixedly mounted on the inner wall of the exhaust barrel 15, a servo motor 23 is mounted on the outer side of the exhaust barrel 15, a gear 22 is mounted on an output shaft of the servo motor 23, a rack 21 is mounted on the outer side of the elastic rod 18, and the gear 22 is meshed with the rack 21.

Working principle: when the device is used, the power supply and the controller 14 are connected, the arm of a patient is placed in the annular supporting ring 2, when the device needs to be extruded for hemostasis, the air pump 6 is started to charge air into the annular air bag 3 through the air pipe 7, the air inlet pipe 5 and the pipeline 4, the annular air bag 3 can be expanded to extrude the arm for hemostasis, the air pressure inside the annular air bag 3 can be monitored through the air pressure pipe 12 and the air pressure meter 13, when the device needs to be deflated, the second electromagnetic valve 10 is opened, the servo motor 23 drives the gear 22 to rotate, the gear 22 and the rack 21 are matched to pull the elastic rod 18 to move, the elastic rod 18 drives the semicircular sealing ball 20 to move, the semicircular sealing ball 20 is separated from the deflation pipe 16, the extrusion force of the annular air bag 3 on the arm can be reduced, the air pressure change condition inside the annular air bag 3 can be controlled through the air pressure pipe 12 and the air pressure meter 13, the connection degree between the semicircular sealing ball 20 and the deflation pipe 16 can be controlled, the deflation rate can be controlled, the working time and the interval time of the servo motor 23 can be set through the controller 14, after deflation is completed, the servo motor 23 is reversely started, and the pulling force of the spring 19 is matched to enable the semicircular sealing ball 20 to stop deflation, and the sealing ball 16 is sealed.

The utility model is not limited to the above-mentioned best mode, any person can obtain other various products under the teaching of the utility model, but any change in shape or structure is within the scope of protection of the utility model, and all the technical schemes are the same or similar to the utility model.

Claims

1. Automatic change radial artery hemostasis by compression ware, including placing seat (1), the top of placing seat (1) sets up its characterized in that for the arc: the top of placing seat (1) is fixed and is provided with annular supporting ring (2), and the inboard of annular supporting ring (2) is provided with annular gasbag (3), has seted up cavity (11) on placing seat (1), and the intercommunication has pipeline (4) on annular gasbag (3), and pipeline (4) extend to in cavity (11) and install intake pipe (5) and blast pipe (9), and the intercommunication has air pump (6) on intake pipe (5), and the intercommunication has exhaust control mechanism on blast pipe (9), and the intercommunication has atmospheric pressure detection mechanism on pipeline (4), and the outside of placing seat (1) is provided with controller (14).

2. An automated radial artery compression hemostat of claim 1 wherein: an air inlet of the air pump (6) is communicated with an air pipe (7), the air pipe (7) extends to the outer side of the placement seat (1), and a first electromagnetic valve (8) is arranged on the air inlet pipe (5).

3. An automated radial artery compression hemostat of claim 1 wherein: the air pressure detection mechanism comprises an air pressure pipe (12), the air pressure pipe (12) is communicated with the pipeline (4), and the air pressure pipe (12) extends to the outer side of the placement seat (1) and is communicated with an air pressure meter (13).

4. An automated radial artery compression hemostat of claim 1 wherein: the air pressure detection mechanism comprises an exhaust barrel (15), the exhaust barrel (15) is communicated with the exhaust pipe (9), a second electromagnetic valve (10) is arranged on the exhaust pipe (9), an air release pipe (16) is communicated with the exhaust barrel (15), and the air release pipe (16) extends to the outer side of the placement seat (1).

5. An automated radial artery compression hemostat of claim 4 wherein: be provided with elastic rod (18) in aiutage (15), semicircular seal ball (20) are installed in the outside of elastic rod (18), semicircular seal ball (20) are sealed with the inboard of bleed pipe (16), two guide bars (17) are installed to the inboard of aiutage (15), elastic rod (18) slidable mounting is in the outside of two guide bars (17), the outside of two guide bars (17) all overlaps and is equipped with tension spring (19), the one end and the elastic rod (18) fixed connection of tension spring (19), the other end and the inner wall fixed mounting of aiutage (15) of tension spring (19).

6. An automated radial artery compression hemostat of claim 4 wherein: a servo motor (23) is arranged on the outer side of the exhaust funnel (15), a gear (22) is arranged on an output shaft of the servo motor (23), a rack (21) is arranged on the outer side of the elastic rod (18), and the gear (22) is meshed with the rack (21).

7. An automated radial artery compression hemostat of claim 1 wherein: the front of the placing seat (1) is provided with a manhole, the position of the manhole is rotatably provided with a box cover (24), and the box cover (24) is provided with a safety lock.