CN219743486U

CN219743486U - Urinary catheter structure convenient for sampling

Info

Publication number: CN219743486U
Application number: CN202321092102.1U
Authority: CN
Inventors: 贺红梅; 孙敏
Original assignee: West China Second University Hospital of Sichuan University
Current assignee: West China Second University Hospital of Sichuan University
Priority date: 2023-05-08
Filing date: 2023-05-08
Publication date: 2023-09-26
Anticipated expiration: 2033-05-08

Abstract

The utility model discloses a urinary catheter structure convenient for sampling, which relates to the field of medical appliances, wherein a urinary catheter comprises a sampling end, a sealing plate is arranged on the sampling end, the sealing plate is detachably connected with a negative pressure bottle, and a connecting pipe is arranged on the negative pressure bottle; the sealing plate is provided with an opening and an adjusting piece; when the sealing plate is connected with the negative pressure bottle, the opening is opened by the connecting pipe and the adjusting piece, and the connecting pipe is connected with the inside of the sampling end and the inside of the negative pressure bottle; when the sealing plate is separated from the negative pressure bottle, the connecting pipe and the adjusting piece enable the opening to be closed. The device is connected with the negative pressure bottle through the sampling end, can collect urine rapidly when needed, is convenient for rapid operation, can prevent urine from scattering everywhere, and improves the operation efficiency; this structure is when not needing the sample, and the regulating part is direct closes the opening, and urine can not flow from the sampling end to no matter the user is standing or lying on the back, can both effectively avoid the urine to flow.

Description

Urinary catheter structure convenient for sampling

Technical Field

The utility model relates to the field of medical instruments, in particular to a urinary catheter structure convenient for sampling.

Background

A urinary catheter is a conduit that is inserted into the bladder from the urethra in order to drain urine. Is a pipeline made of natural rubber, silicon rubber or polyvinyl chloride (PVC), can be inserted into the bladder through the urethra so as to drain urine, and after the catheter is inserted into the bladder, an air bag is arranged near the head end of the catheter to fix the catheter and is left in the bladder, so that the catheter is not easy to fall out, and the drainage tube is connected with a urine bag to collect urine.

In the using process of the urinary catheter, the urine of a patient needs to be sampled, the existing sampling method is to puncture the urinary catheter by using a 10ml syringe to suck 10ml urine and discard the urine, and then replace a new 10ml syringe to puncture the urinary catheter to suck 10ml urine and fill the urine culture bottle.

The urine is absorbed by directly collecting urine in the urine bag, but in the process of opening the urine bag, the urine in the urine tube is easy to be sprinkled on hands of medical staff, so that cross infection is easy to cause, and the operation is troublesome.

Disclosure of Invention

An object of the present utility model is to provide a urinary catheter structure that facilitates sampling, samples urine through a sampling end, improves operation efficiency, avoids cross contamination,

the purpose is realized by adopting the following technical scheme:

the structure comprises a urinary catheter, wherein the urinary catheter comprises a sampling end, a sealing plate is arranged on the sampling end and detachably connected with a negative pressure bottle, and a connecting pipe is arranged on the negative pressure bottle; the sealing plate is provided with an opening and an adjusting piece; when the sealing plate is connected with the negative pressure bottle, the opening is opened by the connecting pipe and the adjusting piece, and the connecting pipe is connected with the inside of the sampling end and the inside of the negative pressure bottle; when the sealing plate is separated from the negative pressure bottle, the connecting pipe and the adjusting piece enable the opening to be closed.

When the urine sampling device is used, the sampling end on the urine tube seals the channel through the sealing plate, urine is prevented from flowing out through the sampling end, when the urine is required to be sampled, the negative pressure bottle is connected with the sealing plate of the sampling end, and the connecting pipe on the negative pressure bottle acts on the sealing plate after connection, so that the opening on the sealing plate of the sampling end is opened, the connecting pipe is communicated with the inside of the negative pressure bottle and the inside of the sampling tube, and then the urine can directly enter the negative pressure bottle through the connecting pipe to be rapidly sampled.

When not needing the sampling, separate negative pressure bottle and collection end, connecting pipe and closing plate separation on the negative pressure bottle, the closing plate closes the opening of sampling end this department, and urine can not follow the sampling end and flow.

Compared with the existing structure, the structure samples urine through the special sampling end, does not need to separate a urine bag and a urine tube, and further does not cause urine leakage in the separation process, so that cross infection cannot be caused. Secondly, this structure is when sampling, and the direct insertion sampling end can sample, and direct separation negative pressure bottle and sampling end when not needing the sample, easy operation is convenient, long-term use of being convenient for. Meanwhile, when a patient uses the urinary catheter, the patient needs to sit on the back or stand, the structure cannot change along with the action of the patient, urine is leaked, and the sealing plate is positioned in the sampling end, so that the structure cannot damage the patient when extrusion or compression occurs, and is more convenient to use for a long time.

The sealing plate is used for sealing the sampling end, the opening on the sealing plate is in a closed state through the adjusting piece, and after the connecting pipe is inserted, the connecting pipe and the adjusting piece together enable the opening to be in an open state. In order to better enable the opening to be in an open state, urine can only flow out through the connecting pipe, the outer diameter of the connecting pipe of the structure is the same as the inner diameter of the opening, and the outer diameter of the preferable connecting pipe is 5mm. When the sampling device is used, when sampling is needed, the adjusting piece is adjusted to enable the opening to be opened, then the connecting pipe is inserted into the opening, and further the inside of the sampling pipe and the inside of the negative pressure bottle are connected. When the sampling is not needed, the connecting pipe is taken out from the opening, the opening is closed by the adjusting piece, the sampling end is sealed, and urine is prevented from flowing out from the sampling end.

The structure of adjusting part has various, can be the structure of setting outside the sampling end, opens or closes through pressing control opening, can also be the structure of setting in the sampling end, makes it close or open the opening through the effect of connecting pipe.

For more convenient and rapid sampling, the inventor prefers a structure of an adjusting piece, wherein the adjusting piece comprises two action plates arranged in a sealing plate, one ends of the two action plates are contacted with or separated from each other, when one ends of the two action plates are contacted with each other, an opening is closed, and when one ends of the two action plates are separated from each other, the opening is opened; the utility model discloses a urine sampling device, including two action plates, the upper end of connecting pipe is provided with first action face and second action face on the one end of two action plates, when the one end of two action plates contacts each other, first action face contacts each other, and then makes the switch close, when the connecting pipe inserts in the opening, the upper end of connecting pipe is used in the second action face, under the effect of second action face two action plates separation, and then make first action face separation, the connecting pipe is located between two first action faces, the upper end of connecting pipe passes the opening, and then inside intercommunication sampling end and the negative pressure bottle, at last in the effect of negative pressure bottle with urine follow sampling end suction negative pressure bottle.

Preferably, a spring is arranged between the other end of the action plate and the sealing plate. When the connecting pipe acts on the second acting surface, the acting plate moves under the action of the connecting pipe, the spring is compressed, the two first acting surfaces are separated, and then the connecting pipe is inserted between the two first acting surfaces and is inserted into the opening. When sampling is not needed, the connecting pipe is taken out from the opening, the connecting pipe is not acted on the action plate in the taking-out process, the action plate returns to the original state under the action of the spring, namely, the two first action surfaces are contacted with each other, and at the moment, the opening is in a closed state under the action of the action plate. Preferably, the action plate is made of silica gel material, which is more beneficial to installation and use, and the flexible material can not damage the patient when the patient lies on the sickbed, thereby being more convenient for long-term use.

Further, be connected with the bottle cap on the negative pressure bottle of this structure can be dismantled, the connecting pipe sets up on the bottle cap, the bottle cap can remove on the negative pressure bottle, and the bottle cap makes the lower extreme of connecting pipe be located in the negative pressure bottle or outside through removing. The aim of setting the structure is that when the sampling is needed, the lower end of the connecting pipe is inserted into the negative pressure bottle, after the connecting pipe is inserted, the negative pressure bottle is connected with the sampling end quickly, after the connecting pipe is connected, the upper end of the connecting pipe enables the opening to be opened and inserted into the opening, urine is pumped into the negative pressure bottle under the action of negative pressure of the negative pressure bottle, the use efficiency is improved, and the sampling accuracy is improved.

Wherein, the open end of negative pressure bottle is provided with the plug, and the lower extreme of connecting pipe is the pointed end. When in use, the lower end of the connecting pipe is directly inserted into the rubber plug and reaches the inside of the negative pressure bottle.

On the basis of the structure, the catheter also comprises a liquid injection end and a collecting end, wherein the liquid injection end is used for inputting normal saline or other required liquids, and the collecting end is used for being connected with the urine bag.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

the urine tube structure convenient to sample is connected with the negative pressure bottle through the sampling end, urine can be collected rapidly when needed, rapid operation can be facilitated, the urine can be prevented from scattering everywhere, and the operation efficiency is improved;

in addition, when the structure does not need sampling, the opening is directly closed by the adjusting piece, urine cannot flow out of the sampling end, and urine can be effectively prevented from flowing out no matter a user stands or lies on the back;

simultaneously, the sealing plate and the regulating part of the structure are flexible materials, so that patients cannot be damaged in the using process, and the long-term use is facilitated.

Drawings

The accompanying drawings, which are included to provide a further understanding of embodiments of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model. In the drawings:

FIG. 1 is a schematic view of the structure of a urinary catheter in example 1;

FIG. 2 is a schematic diagram of the structure of the sampling end in embodiment 1;

FIG. 3 is a schematic view of the seal plate in example 1;

FIG. 4 is a schematic view of the structure of the negative pressure bottle in example 2;

FIG. 5 is a schematic view showing the structure of the lower end of the connecting tube in the embodiment 2 inserted into the negative pressure bottle;

FIG. 6 is a schematic view of the structure in which the cap on the negative pressure bottle is inserted into the sampling end and the opening is closed under the action of the action plate;

FIG. 7 is a schematic view of the structure in which the cap on the negative pressure bottle is inserted into the sampling end and the opening is opened under the action of the action plate;

FIG. 8 is a schematic view of the structure of the cap in example 3.

In the drawings, the reference numerals and corresponding part names:

1-urinary catheter, 2-sampling end, 3-liquid injection end, 4-collecting end, 5-sealing plate, 6-action plate, 7-negative pressure bottle, 8-rubber plug, 9-bottle cap, 10-connecting pipe, 11-limit lever and 12-opening.

Detailed Description

For the purpose of making apparent the objects, technical solutions and advantages of the present utility model, the present utility model will be further described in detail with reference to the following examples and the accompanying drawings, wherein the exemplary embodiments of the present utility model and the descriptions thereof are for illustrating the present utility model only and are not to be construed as limiting the present utility model.

In the description of the present utility model, it should be understood that the terms "front", "rear", "left", "right", "upper", "lower", "vertical", "horizontal", "high", "low", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the scope of the present utility model.

Example 1

As shown in fig. 1, the urinary catheter 1 comprises a sampling end 2, a liquid injection end 3 and a collecting end 4, wherein the liquid injection end is used for inputting normal saline or other required liquids, the collecting end is used for being connected with a urine bag, and the sampling end is used for being connected with a negative pressure bottle to sample urine.

Wherein, sampling end 2 is provided with closing plate 5, is provided with opening 12 and regulating part on the closing plate 5.

In this embodiment, as shown in fig. 2, a placing cavity communicated with the opening is provided in the sealing plate 5 at the sampling end, the adjusting member includes two action plates 6 symmetrically arranged in the placing cavity, one ends of the two action plates are contacted with or separated from each other, when one ends of the two action plates 6 are contacted with each other, as shown in fig. 2, the opening 12 is closed, and when one ends of the two action plates 6 are separated from each other, the opening 12 is opened. Wherein, all be provided with first action face and second action face on the one end of two action boards 6, when the one end of two action boards 6 each other contact, first action face is contact each other. The first action surfaces of the two action plates are in contact with each other and are parallel, and the second action surfaces are symmetrical to each other according to the first action surfaces. In the present embodiment, the sealing plate 5 is circular, and an opening is provided at the center thereof, and the structure of the sealing plate is as shown in fig. 3.

In some embodiments, a spring is provided between the other end of the action plate 6 and the sealing plate 5, so that when the connecting tube acts on the second action surface of the action plate, the action plate moves in a direction away from the connecting tube as the connecting tube is further inserted until the connecting tube contacts the first action surface, the connecting tube is completely inserted into the opening, connection between the connecting tube and the sealing plate is achieved, and the inside of the negative pressure bottle and the inside of the sampling end are communicated.

Example 2

On the basis of the above embodiment, as shown in fig. 4, the negative pressure bottle 7 is detachably connected with a cap 9, and a connecting tube 10 is provided on the cap 9, the cap 9 being movable on the negative pressure bottle 7, and the cap 9 being movable so that the lower end of the connecting tube 10 is located inside or outside the negative pressure bottle 7.

In one or more embodiments, the open end of the negative pressure bottle 7 is provided with a rubber plug 8, and the lower end of the connecting tube 10 is a tip. The bottle cap is connected with the side face of the negative pressure bottle through threads, when sampling is needed, the bottle cap is rotated at first to enable the lower end of the connecting pipe to be inserted into the negative pressure bottle, as shown in fig. 5, then the bottle cap on the negative pressure bottle is inserted into the sampling end, the bottle cap and the sampling end can be connected through threads, and can be directly inserted into the negative pressure bottle, when the negative pressure bottle is connected, as shown in fig. 6, the opening 12 is in a closed state under the action of the action plate, the negative pressure bottle is continuously inserted upwards, the upper end of the connecting pipe acts on the second action face of the action plate, the second action plate moves towards the direction away from the connecting pipe, finally the connecting pipe is inserted into the opening, as shown in fig. 7, the connecting pipe contacts with the first action face, the connecting pipe is further communicated with the inside of the negative pressure bottle, and urine is pumped into the negative pressure bottle under the action of negative pressure.

Since the outer diameter of the connecting tube 10 is the same as the inner diameter of the opening 12, when the opening is opened by the action plate, urine flows out only through the connecting tube after the connecting tube is inserted into the opening, and does not flow out through the gap between the opening and the connecting tube, and the first action surface acts on the side surface of the connecting tube, so that it is further ensured that urine does not flow out from the side surface.

Example 3

On the basis of the above embodiment, the structure of the bottle cap is shown in fig. 8, and the side surface of the bottle cap is provided with a limiting rod 11, which is used for limiting the position of the bottle cap when the bottle cap is connected to the sampling tube, and when the limiting rod contacts with the sampling end, the upper end of the connecting tube passes through the sealing plate and the opening on the sealing plate and is positioned inside the sampling end. The limiting rod can enable medical staff to accurately grasp whether the connecting pipe is communicated with the negative pressure bottle and the sampling end during operation.

Wherein the outer diameter of the connection tube 10 is 5mm. The action plate 6 is made of silica gel material. The flexible material of the silica gel can not cause damage to patients, and is more convenient for long-term use.

The use of "first," "second," and "second," herein merely distinguish between corresponding components for clarity of description and are not intended to limit any order or emphasize importance, etc. In addition, the term "coupled" as used herein may be directly coupled or indirectly coupled via other components, unless otherwise indicated.

The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the utility model, and is not meant to limit the scope of the utility model, but to limit the utility model to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The urinary catheter structure convenient for sampling comprises a urinary catheter (1), and is characterized in that the urinary catheter (1) comprises a sampling end (2), a sealing plate (5) is arranged on the sampling end (2), the sealing plate (5) is detachably connected with a negative pressure bottle (7), and a connecting pipe (10) is arranged on the negative pressure bottle (7); an opening (12) and an adjusting piece are arranged on the sealing plate (5);

when the sealing plate (5) is connected with the negative pressure bottle (7), the opening (12) is opened by the connecting pipe (10) and the adjusting piece, and the connecting pipe (10) is connected with the inside of the sampling end (2) and the inside of the negative pressure bottle (7); when the sealing plate (5) is separated from the negative pressure bottle (7), the connecting pipe (10) and the adjusting piece close the opening (12).

2. The urinary catheter structure for facilitating sampling according to claim 1, wherein the regulating member comprises two action plates (6) provided in the sealing plate (5), one ends of the two action plates (6) being in contact with or separated from each other, the opening (12) being closed when one ends of the two action plates (6) are in contact with each other, and the opening (12) being opened when one ends of the two action plates (6) are separated from each other; the first action surface and the second action surface are arranged at one ends of the two action plates (6), and when one ends of the two action plates (6) are in contact with each other, the first action surfaces are in contact with each other.

3. A catheter structure for facilitating sampling according to claim 2, characterized in that a spring is arranged between the other end of the action plate (6) and the sealing plate (5).

4. The urine tube structure convenient for sampling according to claim 1, wherein the negative pressure bottle (7) is detachably connected with a bottle cap (9), the connecting tube (10) is arranged on the bottle cap (9), the bottle cap (9) can move on the negative pressure bottle (7), and the lower end of the connecting tube (10) is positioned in or out of the negative pressure bottle (7) through the movement of the bottle cap (9).

5. The urinary catheter structure for facilitating sampling according to claim 1 or 4, wherein the open end of the negative pressure bottle (7) is provided with a rubber plug (8).

6. The urinary catheter structure for facilitating sampling according to claim 1, wherein the lower end of the connection tube (10) is pointed.

7. The urine tube structure for facilitating sampling according to claim 1, wherein the outer diameter of the connecting tube (10) is the same as the inner diameter of the opening (12).

8. The urine tube structure for facilitating sampling according to claim 7, wherein the outer diameter of the connecting tube (10) is 5mm.

9. The urinary catheter structure for facilitating sampling according to claim 1, wherein the urinary catheter (1) further comprises a fluid injection end (3) and a collection end (4).

10. A catheter structure for facilitating sampling according to claim 2, characterized in that the action plate (6) is of a silicone material.