CN205885958U - Catheter - Google Patents

Abstract

The utility model provides a urinary catheter, which relates to the technical field of medical devices, and comprises a catheter body. The second urination hole and the flushing hole, the catheter body is provided with an inflatable channel, a drainage channel and a flushing channel, and the lower end of the catheter body is provided with an inflatable joint, a drainage joint and a flushing joint, and the air bag is connected to the The inflatable channel is connected to the inflatable joint, the first urination hole and the second urination hole are connected to the drainage channel, the drainage channel is connected to the drainage joint, and the flushing hole is connected to the drainage joint. The flushing channel is connected, the flushing channel is connected with the flushing joint, the drainage joint is provided with a spiral coil, and the spiral coil is provided with a choke clamp. The utility model is beneficial in that the operation is convenient, the production cost is low, and whether the air bag leaks can be intuitively reflected, and the use is safe.

Description

a urinary catheter

technical field

The utility model relates to the technical field of medical instruments, in particular to a urinary catheter.

Background technique

A urinary catheter is a tube made of natural rubber, silicone rubber or polyvinyl chloride, which can be inserted into the bladder through the urethra to drain urine. After the catheter is inserted into the bladder, the bladder at the head of the catheter is inflated or injected The liquid inflates the balloon so that the catheter is fixed in the bladder and is not easy to fall off, and the drainage joint of the catheter is connected to the urine bag to collect urine. However, the current urinary catheters have the following defects in use: 1. Due to the difference in height and body type of each person, the catheters of the same length and specifications uniformly purchased by the hospital cannot fully adapt to the use of each patient. If the catheter is too long, the winding is complicated and the use is cumbersome. For another part of patients, the catheter may be too short to be used to connect the urine bag; 2. During the use of the catheter, when the urine bag needs to be replaced, due to There is no relevant closing device on the catheter, and the urine will continue to flow out from the drainage joint, dirty hands or drop to the ground; 3. It is not possible to visually observe whether the air bag leaks or leaks.

Utility model content

The utility model overcomes the disadvantages of the prior art and provides a urinary catheter with simple structure, convenient operation, low production cost, can visually reflect whether the airbag has leakage, and is safe to use.

In order to solve the above technical problems, the utility model is achieved through the following technical solutions:

A urinary catheter, comprising a catheter body, the top of the catheter body is provided with a tip, the upper end of the catheter body is provided with an air bag, a first urination hole, a second urination hole and a flushing hole, the The main body of the urinary catheter is provided with an inflation channel, a drainage channel and a flushing channel, and the lower end of the catheter body is provided with an inflation connector, a drainage connector and a flushing connector, the air bag communicates with the inflation channel, and the inflation channel is connected to the The inflatable joint is connected, the first urination hole and the second urination hole are connected to the drainage channel, the drainage channel is connected to the drainage joint, the flushing hole is connected to the flushing channel, and the flushing channel In communication with the flushing joint, the drainage joint is also connected with a spiral coil, and the spiral coil is provided with a choke clamp.

Further, the choke clamp includes a connecting bar, a lower splint and an upper splint, one end of the connecting bar is connected to the drainage joint, and the other end is connected to the lower splint, and the lower splint and the upper splint are connected by pins , the pin is provided with a torsion spring for resisting the lower clamping plate and the upper clamping plate.

Further, the opposite extrusion surfaces of the lower splint and the upper splint are provided with cushions.

Further, the cushion is made of TPU material.

Further, a leak detection balloon is also provided on the inflation joint, and the leak detection balloon communicates with the inflation joint.

Further, a one-way valve is arranged in the inflation joint.

Further, the lower splint and the upper splint are also provided with friction lines.

Compared with the prior art, the beneficial effects of the utility model are:

(1) Adjustable length: the drainage joint of the utility model is provided with a spiral coil, which can be elongated or contracted according to the actual use length of the patient, so as to meet the needs of different patients for different lengths of the urinary catheter; 2) Leak detection: The inflatable joint of the utility model is connected with a leak detection balloon. When injecting gas or liquid into the air bag, after the air bag is filled, continuing to inject gas or liquid will cause the leak detection balloon to expand. Stop injecting when the balloon is inflated to a certain extent, and then you can know whether there is air leakage in the air bag, inflatable channel or inflatable joint by observing the size of the leak detection balloon in daily use. When air leakage occurs, replace the urinary catheter in time to avoid (3) Facilitate the replacement of urine bag: when the urine bag needs to be replaced, clamp the drainage connector with the blocking clip to prevent the urine from flowing out of the catheter during the replacement of the urine bag, avoiding dirty hands or ground.

Description of drawings

Accompanying drawing is used for providing further understanding to the utility model, is used for explaining the utility model together with the embodiment of the utility model, does not constitute the limitation of the utility model, in the accompanying drawing:

Fig. 1 is the structural representation of a kind of urinary catheter described in the utility model;

Fig. 2 is a schematic diagram of the structure of the choke clip.

In the figure: 1—the main body of the urinary catheter, 2—the tip, 3—the air bag, 4—the first urination hole, 5—the second urination hole, 6—the flushing hole, 7—the inflation channel, 8—the drainage channel, 9—the flushing Road, 10—inflatable joint, 11—drainage joint, 12—flushing joint, 13—spiral coil, 14—choke clamp, 15—connecting strip, 16—lower splint, 17—upper splint, 18—pin, 19— Cushion, 20—leak detection balloon, 21—friction pattern.

detailed description

The preferred embodiments of the present utility model are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described here are only used to illustrate and explain the present utility model, and are not intended to limit the present utility model.

As shown in Fig. 1, a kind of urinary catheter of the present utility model comprises catheter main body 1, and the tip 2 is arranged on the top of catheter main body 1, and tip 2 is helpful for leading urinary catheter main body 1 to enter urethra smoothly, in catheterization The upper end of the tube main body 1 is provided with an air bag 3, a first urination hole 4, a second urination hole 5 and a flushing hole 6, and an inflatable passage 7, a drainage passage 8 and a flushing passage 9 are arranged in the catheter main body 1, and the urinary catheter main body The lower end of 1 is provided with an inflatable joint 10, a drainage joint 11 and a flushing joint 12, the air bag 3 communicates with the inflatable channel 7, the inflatable channel 7 communicates with the inflatable joint 10, and the first urination hole 4 and the second urination hole 5 communicate with the drainage channel 8 , the drainage channel 8 communicates with the drainage joint 11, the flushing hole 6 communicates with the flushing channel 9, the flushing channel 9 communicates with the flushing joint 12, the drainage joint 11 is also connected with a spiral coil 13, the spiral coil 13 is connected with the urine bag, and the spiral coil The tube 13 can be stretched or shrunk according to the patient's use length requirements. The spiral coil 13 is provided with a choke clip 14. When changing the urine bag for the patient, the choke clip 14 can be clamped on the drainage joint 11 to effectively Prevent urine from flowing out of the catheter and from soiling hands or the floor.

As shown in Figure 2, the choke clip 14 includes a connecting strip 15, a lower splint 16 and an upper splint 17, one end of the connecting strip 15 is connected to the drainage joint 11, the other end is connected to the lower splint 16, the lower splint 16 and the upper splint 17 pass through The pin 18 is connected, and the pin 18 is provided with a torsion spring for resisting the lower clamping plate 16 and the upper clamping plate 17, and a soft pad 19 is provided on the relative extrusion surfaces of the lower clamping plate 16 and the upper clamping plate 17. In this embodiment, the soft pad 19 is made of tpu material, tpu material has the functions of oil resistance, water resistance and mildew resistance. Since the cushion 19 has certain elasticity, clamping the drainage joint 11 can not only enhance the sealing performance, but also protect the surface of the drainage joint 11 , there are also friction lines 21 on the lower splint 16 and upper splint 17 to enhance the friction with fingers, and a one-way valve is arranged in the inflatable joint 10 to prevent the gas or liquid injected into the inflatable channel 7 from flowing out in reverse. In the inflatable joint 10 A leak detection balloon 20 is also arranged on the top, and the leak detection balloon 20 communicates with the inflatable joint 10. When injecting gas or liquid into the air bag 3, after the air bag 3 is filled, continuing to inject gas or liquid will make the leak detection balloon 20 Inflation occurs, stop injecting when the leak detection balloon 20 expands to a certain extent, and then by observing the size of the leak detection balloon 20 in daily use, it can be known whether there is air leakage in the air bag 3, the inflatable channel 7 or the inflatable joint 10, In order to detect problems in time.

Finally, it should be noted that the above are only preferred embodiments of the utility model, and are not intended to limit the utility model. Although the utility model has been described in detail with reference to the embodiments, for those skilled in the art, it is still It is possible to modify the technical solutions recorded in the foregoing embodiments, or to perform equivalent replacements on some of the technical features, but within the spirit and principles of the present utility model, any modifications, equivalent replacements, improvements, etc. Included within the protection scope of the present utility model.

Claims (7)

1. A catheter, characterized in that it comprises a catheter body, the top of the catheter body is provided with a tip, and the upper end of the catheter body is provided with an air bag, a first urination hole, and a second urination hole and a flushing hole, the catheter body is provided with an inflation channel, a drainage channel and a flushing channel, the lower end of the catheter body is provided with an inflation joint, a drainage joint and a flushing joint, and the air bag communicates with the inflation channel , the inflation channel communicates with the inflation joint, the first urination hole and the second urination hole communicate with the drainage channel, the drainage channel communicates with the drainage joint, and the flushing hole communicates with the flushing channel In communication, the flushing channel communicates with the flushing joint, and the drainage joint is also connected with a spiral coil, and the spiral coil is provided with a choke clip. 2. A kind of urinary catheter according to claim 1, characterized in that, the blocking clip comprises a connecting strip, a lower splint and an upper splint, one end of the connecting strip is connected with the drainage joint, and the other end is connected with the drainage joint. The lower splint is connected, the lower splint and the upper splint are connected by pins, and the pins are provided with torsion springs for resisting the lower splint and the upper splint. 3 . A urinary catheter according to claim 2 , characterized in that, the opposite extrusion surfaces of the lower splint and the upper splint are provided with cushions. 4 . 4. A kind of urinary catheter according to claim 3, characterized in that, the soft pad is made of tpu material. 5. A urinary catheter according to any one of claims 1 to 3, characterized in that a leak detection balloon is further provided on the inflatable joint, and the leak detection balloon communicates with the inflatable joint. 6. A urinary catheter according to claim 5, characterized in that a one-way valve is arranged in the inflation joint. 7. A urinary catheter according to claim 2, characterized in that friction lines are also provided on the lower splint and the upper splint.