CN220213674U - Catheter - Google Patents
Catheter Download PDFInfo
- Publication number
- CN220213674U CN220213674U CN202321245947.XU CN202321245947U CN220213674U CN 220213674 U CN220213674 U CN 220213674U CN 202321245947 U CN202321245947 U CN 202321245947U CN 220213674 U CN220213674 U CN 220213674U
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- CN
- China
- Prior art keywords
- catheter
- air bag
- guide pipe
- utility
- model
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000027939 micturition Effects 0.000 claims abstract description 4
- 230000002485 urinary effect Effects 0.000 claims description 11
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 210000004400 mucous membrane Anatomy 0.000 abstract description 4
- 238000010030 laminating Methods 0.000 abstract 2
- 210000002700 urine Anatomy 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000003187 abdominal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003708 urethra Anatomy 0.000 description 1
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- Media Introduction/Drainage Providing Device (AREA)
Abstract
The utility model relates to the technical field of medical appliances, in particular to a catheter, which comprises: the catheter is provided with a plurality of discharge openings for urination, and is provided with an inflation channel; the air bag comprises a connecting surface, a fitting surface, a cutting surface and a top connecting section, the air bag is fixedly connected to the guide pipe through the connecting surface, the air bag is communicated with the inflation channel, the fitting surface is attached to the guide pipe and used for shielding the discharge opening, and the cutting surface is formed on the air bag. The gasbag passes through connecting surface fixed connection on the pipe, gasbag and inflation channel intercommunication, the laminating face is pasted on the pipe for shelter from the discharge opening, offered the section of cutting off on the gasbag, when making the gasbag aerify, the laminating face can be propped up, and when inserting, the discharge opening is sheltered from, thereby can not cause the damage to bladder wall and mucous membrane, can effectually reduce uncomfortable sense.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a catheter.
Background
The urinary catheter is used to assist or control urine flow from the patient's bladder. When patients need to use the catheter for a longer period of time, they may use the indwelling catheter. Indwelling catheters have a tube that is introduced through the patient's urethra or directly through an abdominal incision (suprapubic catheter). Once the distal tip of the catheter is in the bladder, it is held in place by means such as balloon 2 which is inflated within the bladder. The lumen extending through the urinary catheter can then drain urine from the bladder.
An intermittent hydrophilic urinary catheter is disclosed in a patent of the present application number 2020800129340, and the intermittent hydrophilic urinary catheter is characterized in that a plurality of discharge openings 101 are formed in the catheter 1, so that when part of the discharge openings 101 are blocked, the rest of the discharge openings 101 still work, and thus the risk of blockage is reduced, the urinary catheter with the design still has a plurality of problems, the discharge openings 101 of the urinary catheter are exposed, and when the urinary catheter is inserted, the discharge openings 101 on the urinary catheter scrape the bladder wall, discomfort and mucous membrane damage are caused, and the risk is increased.
Disclosure of Invention
The utility model aims to provide a catheter for solving the problems in the background art. Specific technical prescription
The scheme is as follows:
to achieve the above and other related objects, the present utility model provides a urinary catheter comprising:
the catheter is provided with a plurality of discharge openings for urination, and is provided with an inflation channel;
the air bag comprises a connecting surface, a joint surface, a cut-off surface and a top connecting section, wherein the air bag is fixedly connected to the guide pipe through the connecting surface, the air bag is communicated with the inflation channel, the joint surface is attached to the guide pipe and used for shielding the discharge opening, the cut-off surface is arranged on the air bag, the joint surface can be supported when the air bag is inflated, and the top connecting section of the air bag is fixedly connected to the end part of the guide pipe.
Preferably, an elastic sheet is arranged in the air bag, and the elastic sheet is arranged at a position corresponding to the bonding surface and is used for extruding the bonding surface on the catheter wall when the air bag contracts, so that the bonding surface is clung to the catheter wall.
Preferably, the top connecting section is of a hemispherical structure.
Preferably, the guide pipe is provided with an electromagnetic valve, the electromagnetic valve is connected with a controller, the controller is connected with a pressure sensor, the pressure sensor is arranged in the guide pipe, and the pressure sensor is used for detecting the pressure in the guide pipe.
Preferably, the outer wall of the balloon is coated with a lubricious coating.
The catheter provided by the utility model has the following beneficial effects:
the air bag is fixedly connected to the guide pipe through the connecting surface, the air bag is communicated with the inflation channel, the bonding surface is attached to the guide pipe and used for shielding the discharge opening, and the cut-off surface is arranged on the air bag, so that the bonding surface can be propped up when the air bag is inflated, and the discharge opening is shielded when the air bag is inserted, thereby not damaging the bladder wall and the mucous membrane, and effectively reducing uncomfortable feeling.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Figure 1 is a schematic view of the structure of a catheter according to the utility model,
figure 2 is a schematic view of the structure of the present utility model in the inflated state of the airbag 2,
figure 3 is a cross-sectional view A-A of figure 1,
fig. 4 is a sectional view of B-B in fig. 2.
Detailed Description
A catheter according to the utility model will be described in further detail with reference to the drawings and the specific embodiments. The advantages and features of the present utility model will become more apparent from the following description. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model.
In the description of the present utility model, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
It should be noted that the illustrations provided in the following embodiments merely illustrate the basic concept of the present utility model by way of illustration, and only the components related to the present utility model are shown in the illustrations, not according to the number, shape and size of the components in actual implementation, and the form, number and proportion of the components in actual implementation may be arbitrarily changed, and the layout of the components may be more complex.
To this end, the present utility model provides a urinary catheter, as shown in fig. 1-4, comprising:
a catheter 1, wherein a plurality of discharge openings 101 are formed in the catheter 1 and are used for urination, and an inflation channel 102 is formed in the catheter 1;
the air bag 2, the air bag 2 includes junction surface 201, fitting surface 202, section 203 and top linkage segment 204, the air bag 2 is in through junction surface 201 fixed connection on the pipe 1, the air bag 2 with the passageway 102 intercommunication inflates, the fitting surface 202 pastes on pipe 1 for shelter from discharge opening 101, set up section 203 on the air bag 2 for when the air bag 2 was inflated, the fitting surface 202 can be propped up, the top linkage segment 204 fixed connection of air bag 2 is at the tip of pipe 1.
When the inflatable catheter is used, the air bag 2 is in a contracted state, the joint surface 202 is attached to the wall of the catheter 1, the discharge opening 101 is shielded when the inflatable catheter is inserted, the discharge opening 101 is shielded, so that damage to the bladder wall and mucous membrane is avoided, discomfort can be effectively reduced, after the inflatable catheter is inserted into a preset position, the inflatable catheter is inflated through the inflation channel 102, the air bag 2 is inflated, the joint surface 202 of the air bag 2 is not fixedly connected with the wall of the catheter 1, and therefore, when the air bag 2 is inflated, the joint surface 202 and the cut surface 203 are stretched together, the joint surface 202 is separated from the outer wall of the catheter 1, a plurality of discharge openings 101 are exposed, and urine can be discharged through the discharge openings 101.
As an embodiment of the present utility model, an elastic piece 205 is disposed inside the balloon 2, and the elastic piece 205 is disposed at a position corresponding to the bonding surface 202, so that the bonding surface 202 is pressed against the outer wall of the catheter 1 when the balloon 2 is contracted, so that the bonding surface 202 is closely attached to the outer wall of the catheter 1.
As an embodiment of the present utility model, the top connecting section 204 has a hemispherical structure to facilitate insertion of the catheter 1.
As one embodiment of the present utility model, the catheter 1 is provided with the electromagnetic valve 3, the electromagnetic valve 3 is connected with a controller, the controller is connected with a pressure sensor, the pressure sensor is arranged in the catheter 1, the pressure sensor is used for detecting the pressure in the catheter 1, the catheter 1 is communicated with the bladder, so that the pressure in the bladder is detected, and the controller controls the electromagnetic valve 3 to work by detecting the pressure signal transmitted by the pressure sensor.
Of course, the pressure sensor may be provided in the inflation passage 102, and the pressure value in the bladder may be calculated by detecting the pressure change in the bladder 2.
As an embodiment of the present utility model, the outer wall of the balloon 2 is coated with a lubricious coating 206 to further reduce discomfort during insertion.
Finally, it should be noted that the above-mentioned embodiments are merely for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.
Claims (5)
1. A urinary catheter, comprising:
the catheter is provided with a plurality of discharge openings for urination, and is provided with an inflation channel;
the air bag comprises a connecting surface, a joint surface, a cut-off surface and a top connecting section, wherein the air bag is fixedly connected to the guide pipe through the connecting surface, the air bag is communicated with the inflation channel, the joint surface is attached to the guide pipe and used for shielding the discharge opening, the cut-off surface is arranged on the air bag, the joint surface can be supported when the air bag is inflated, and the top connecting section of the air bag is fixedly connected to the end part of the guide pipe.
2. A catheter according to claim 1, wherein the balloon is internally provided with an elastic tab arranged at a position corresponding to the abutment surface for pressing the abutment surface against the wall of the catheter when the balloon is contracted so that the abutment surface is in close contact with the wall of the catheter.
3. A catheter according to claim 1, wherein said top connection section is of hemispherical configuration.
4. A catheter according to claim 1, wherein the catheter is provided with a solenoid valve, the solenoid valve being connected to a controller, the controller being connected to a pressure sensor, the pressure sensor being arranged in the catheter, the pressure sensor being arranged to detect the pressure in the catheter.
5. A catheter according to claim 3, wherein the balloon outer wall is coated with a lubricious coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321245947.XU CN220213674U (en) | 2023-05-23 | 2023-05-23 | Catheter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321245947.XU CN220213674U (en) | 2023-05-23 | 2023-05-23 | Catheter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220213674U true CN220213674U (en) | 2023-12-22 |
Family
ID=89195926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321245947.XU Active CN220213674U (en) | 2023-05-23 | 2023-05-23 | Catheter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220213674U (en) |
-
2023
- 2023-05-23 CN CN202321245947.XU patent/CN220213674U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |