CN212187433U

CN212187433U - Balloon catheter

Info

Publication number: CN212187433U
Application number: CN201922314075.8U
Authority: CN
Inventors: 计柳香; 何山; 刘芬莲
Original assignee: FENGXIAN CENTRAL HOSPITAL
Current assignee: FENGXIAN CENTRAL HOSPITAL
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-12-22
Anticipated expiration: 2029-12-20

Abstract

The utility model relates to a urethral catheterization device technical field, specifically speaking relates to an airbag catheter, including the gas tube, the inside of gas tube is provided with the catheter, the both ends of gas tube are sealed, and the both ends of catheter run through the both ends of gas tube, the tail end of gas tube is provided with the gasbag, the inside and the gas tube of gasbag are linked together, the middle part of gas tube is connected with the three-way pipe, the one end joint and the gas tube of three-way pipe are linked together, one side articulate of three-way pipe has injection device, injection device includes the liquid reserve pipe, the one end of liquid reserve pipe is provided with the cylinder, the top of three-way pipe is provided with bee calling organ, the inner wall of three-. The utility model discloses a design can indicate when the pressure in the gasbag is less than normal scope that the gasbag has dwindled promptly, has the danger of pipe slippage, but reinjection normal saline to normal scope, and can reduce the normal saline backward flow speed in the gasbag through the separation blade.

Description

Balloon catheter

Technical Field

The utility model relates to a urethral catheterization device technical field, specifically speaking relates to an gasbag catheter.

Background

At present, the urinary catheters used clinically are all urinary catheters with air bags, after the urinary catheter is inserted into a urethra, 10ml of air or normal saline is generally injected into the air bags by a needle cylinder, so that the air bags are inflated and float in the bladder to fix the urinary catheter, and along with the prolonging of the time for indwelling the urinary catheter, the air or normal saline in the air bags is reduced, so that the air bags are reduced, the urinary catheter slides out of the urethra to a certain degree, and the urinary catheter needs to be inserted again, thereby increasing the pain of a patient and the chance of urinary tract infection.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gasbag catheter to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a balloon catheter, including first gas tube 1, its characterized in that: a catheter 2 is arranged inside the first inflation tube 1, two ends of the first inflation tube 1 are sealed, two ends of the catheter 2 penetrate through two ends of the first inflation tube 1, an air bag 3 is arranged at the tail end of the first inflation tube 1, the interior of the air bag 3 is communicated with the first inflation tube 1, a three-way tube 4 is connected to the middle of the first inflation tube 1, one end of the three-way tube 4 is communicated with the first inflation tube 1, the other end of the three-way tube 4 is connected with a second inflation tube 7, a connector at one side of the three-way tube 4 is connected with a pushing device 5, the pushing device 5 comprises a liquid storage tube 51, an air cylinder 52 is arranged at one end of the liquid storage tube 51, a buzzer 45 is arranged at the top of the three-way tube 4, and an air pressure sensor 42 is arranged on the inner wall of the three-way tube 4; the output of cylinder 52 is connected with movable rod 521, the one end close welding that cylinder 52 was kept away from to movable rod 521 has push pedal 522, push pedal 522 and stock solution pipe 51's inside sliding connection, the one end that cylinder 52 was kept away from to stock solution pipe 51 is seal structure and is connected with injection head 513, the one end and the inside of stock solution pipe 51 of injection head 513 are linked together, the other end and the inside of three-way pipe 4 of injection head 513 are linked together.

Preferably, the joints of the outer walls of the two ends of the catheter and the two ends of the inflation tube are sealed by rubber rings.

Preferably, a sealing ring is sleeved on the outer wall of the joint of the three-way pipe and the injection device.

Preferably, the top of the liquid storage pipe is provided with a liquid filling port, and the top of the liquid filling port is provided with a sealing plug.

Preferably, the outer wall of the cylinder is tightly welded with one end of the liquid storage pipe.

Compared with the prior art, the utility model, the beneficial effects of the utility model: this gasbag catheter can indicate the gasbag to have dwindled when the pressure in the gasbag is less than normal scope promptly, has the danger of pipe slippage, but reinject normal saline to normal scope, and can reduce the normal saline backward flow speed in the gasbag through the separation blade.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the combination of the middle injection device and the three-way pipe according to the present invention;

FIG. 3 is a schematic diagram of a partial explosion structure of the present invention; utility model

FIG. 4 is a schematic view of the working principle of the single chip microcomputer and the air pressure sensor of the present invention;

FIG. 5 is a schematic view of the working principle of the present invention;

FIG. 6 is a schematic view of the working principle of the single chip microcomputer and the buzzer of the present invention;

fig. 7 is a schematic view of the working principle of the single chip computer and the electromagnetic valve of the present invention.

In the figure: 1. a first gas-filled tube; 2. a urinary catheter; 3. an air bag; 4. a three-way pipe; 42. an air pressure sensor; 45. a buzzer; 5. a bolus injection device; 51. a liquid storage pipe; 511. a liquid filling port; 512. a sealing plug; 513. an injection head; 52. a cylinder; 521. A movable rod; 522. pushing the plate; 6. a seal ring; 7. a second gas-filled tube.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, 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 work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

The utility model provides an air bag catheter, as shown in figures 1-7, comprising a first inflation tube 1, a catheter 2 is arranged in the first inflation tube 1 for urethral catheterization, two ends of the first inflation tube 1 are sealed, two ends of the catheter 2 penetrate through two ends of the first inflation tube 1, an air bag 3 is arranged at the tail end of the first inflation tube 1 for fixing the catheter tube 2, the interior of the air bag 3 is communicated with the first inflation tube 1, the middle part of the first inflation tube 1 is connected with a three-way tube 4, one end joint of the three-way tube 4 is communicated with the first inflation tube 1, the other end joint of the three-way tube 4 is connected with a second inflation tube 7 for manual inflation, one side joint of the three-way tube 4 is connected with an injection device 5 for injecting physiological saline into the first inflation tube 1, and then into the air bag 3, the injection device 5 comprises a liquid storage tube 51, one end of the liquid storage pipe 51 is provided with a cylinder 52, the top of the three-way pipe 4 is provided with a buzzer 45, and the inner wall of the three-way pipe 4 is provided with an air pressure sensor 42.

In this embodiment, the output of cylinder 52 is connected with the movable rod 521, the one end that cylinder 52 was kept away from to movable rod 521 has push pedal 522 closely to weld, push pedal 522 and stock solution pipe 51's inside sliding connection, the one end that cylinder 52 was kept away from to stock solution pipe 51 is seal structure and is connected with injection head 513, the one end of injection head 513 is linked together with stock solution pipe 51's inside, the other end of injection head 513 is linked together with three-way pipe 4's inside, it is flexible to drive movable rod 521 through cylinder 52, and then make push pedal 522 remove, liquid in the stock solution pipe 51 is injected into three-way pipe 4 through injection head 513 inside, and then through first gas tube 1 injection gasbag 3 in, make the gasbag expand, be convenient for catheter 2's fixed.

It is worth noting that a processor is arranged in the tee 4: an AT89S52 singlechip, wherein the output end of an air pressure sensor 42 is connected with the input end of the singlechip, the AT89S52 singlechip is externally connected with an alarm circuit and a driving circuit, the alarm circuit comprises a buzzer 45 and an S8050 triode, the S8050 triode can play a role of amplifying a current signal to enable the buzzer 45 to work effectively, one end of the buzzer 45 is connected with a VCC end of the AT89S52 singlechip, the other end of the buzzer 45 is connected with the output end of the S8050 triode, the input end of the S8050 triode is electrically connected with a pin P0.6 end of the AT89S52 singlechip through a 5K resistor, the driving circuit comprises the S8050 triode, a T1P122 composite tube, a 1N4001 diode and an electromagnetic valve, the S8050 triode and the T1P122 composite tube also play a role of amplifying a current signal to enable the electromagnetic valve to work effectively, the input end of the S8050 triode is electrically connected with a pin P0.4 end of the AT89S52 through a 4.7K resistor, the output end of the S8050 triode is electrically connected, and the output end of the T1P122 composite pipe is respectively connected with a 1N4001 diode and an electromagnetic valve in series, the 1N4001 diode plays the roles of protecting the electromagnetic valve and prolonging the service life of the driving circuit, the electromagnetic valve is installed on the cylinder 52 and connected with the input end of the cylinder 52, and the cylinder 52 can be controlled to be opened or closed through the electromagnetic valve.

In this embodiment, first, a minimum value of air pressure is set in the AT89S52 single chip microcomputer, then the air pressure sensor 42 is used to continuously collect the air pressure value in the first inflation tube 1, and the collected data is sent to the AT89S52 single chip microcomputer to be analyzed and processed, the AT89S52 single chip microcomputer processes the collected data, and compares the collected air pressure with a preset initial value, when the collected humidity value is lower than the set minimum value, the AT89S52 single chip microcomputer can control the electromagnetic valve to open the air cylinder 52 through the driving circuit, push the push plate 522, inject the physiological saline in the liquid storage tube 51 into the first inflation tube 1, the buzzer 45 makes a sound to control the air bag 3 to inflate, after a certain time of physiological saline filling, when the air pressure in the first inflation tube 1 reaches to the preset minimum value, the AT89S52 single chip microcomputer controls the electromagnetic valve to close the air cylinder 52 through the driving circuit, the infusion of saline was stopped.

Specifically, the junction of the outer walls of the two ends of the catheter 2 and the two ends of the first inflation tube 1 is sealed through a rubber ring, so that the sealing performance of the junction of the catheter 2 and the first inflation tube 1 is ensured.

In addition, the outer wall cover of the junction of three-way pipe 4 and injection device 5 is equipped with sealing washer 6, guarantees the leakproofness between three-way pipe 4 and injection device 5.

Further, a liquid filling port 511 is formed in the top of the liquid storage pipe 51, and a sealing plug 512 is arranged at the top of the liquid filling port 511, so that liquid filling is facilitated.

Further, the outer wall of the cylinder 52 is tightly welded with one end of the liquid storage pipe 51 to ensure fixation.

The gasbag catheter of this embodiment is when using, at first insert patient's urethra with the one end of catheter 2 and carry out the catheterization, let in gasbag 3 with gas through first gas tube 1, make it swell, guarantee that catheter 2 is fixed, use for a long time when gasbag 3 diminishes, pressure is less than normal scope, initiative suggestion gasbag 3 has dwindled promptly, there is the danger of pipe slippage, and can in time pour into first gas tube 1 with normal saline through injecting device 5, and then it makes its inflation to get into gasbag 3, make the pressure of gasbag 3 keep at normal scope, guarantee catheter 2's fixed.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A balloon catheter comprising a first inflation tube (1), characterized in that: a catheter (2) is arranged inside the first inflation tube (1), two ends of the first inflation tube (1) are sealed, two ends of the catheter (2) penetrate through two ends of the first inflation tube (1), an air bag (3) is arranged at the tail end of the first inflation tube (1), the inside of the air bag (3) is communicated with the first inflation tube (1), a three-way tube (4) is connected to the middle of the first inflation tube (1), one end connector of the three-way tube (4) is communicated with the first inflation tube (1), the other end connector of the three-way tube (4) is connected with a second inflation tube (7), one side connector of the three-way tube (4) is connected with an injection device (5), the injection device (5) comprises a liquid storage tube (51), one end of the liquid storage tube (51) is provided with an air cylinder (52), and the top of the three-way tube (4) is provided with a buzzer (45), an air pressure sensor (42) is arranged on the inner wall of the three-way pipe (4); the output of cylinder (52) is connected with movable rod (521), the one end that cylinder (52) was kept away from in movable rod (521) has push pedal (522) closely to weld, the inside sliding connection of push pedal (522) and liquid storage pipe (51), the one end that cylinder (52) was kept away from in liquid storage pipe (51) is seal structure and is connected with injection head (513), the one end of injection head (513) is linked together with the inside of liquid storage pipe (51), the other end of injection head (513) is linked together with the inside of three-way pipe (4).

2. A balloon catheter according to claim 1, wherein: the outer walls of the two ends of the catheter (2) are sealed with the joints of the two ends of the first inflation tube (1) through rubber rings.

3. A balloon catheter according to claim 1, wherein: and a sealing ring (6) is sleeved on the outer wall of the joint of the three-way pipe (4) and the injection device (5).

4. A balloon catheter according to claim 1, wherein: a liquid filling opening (511) is formed in the top of the liquid storage pipe (51), and a sealing plug (512) is arranged at the top of the liquid filling opening (511).

5. A balloon catheter according to claim 1, wherein: the outer wall of the air cylinder (52) is tightly welded with one end of the liquid storage pipe (51).