CN210933364U - Novel urinary catheter structure - Google Patents
Novel urinary catheter structure Download PDFInfo
- Publication number
- CN210933364U CN210933364U CN201920999894.8U CN201920999894U CN210933364U CN 210933364 U CN210933364 U CN 210933364U CN 201920999894 U CN201920999894 U CN 201920999894U CN 210933364 U CN210933364 U CN 210933364U
- Authority
- CN
- China
- Prior art keywords
- urinary catheter
- catheter
- guide wire
- rear end
- urine
- 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.)
- Expired - Fee Related
Links
- 230000002485 urinary effect Effects 0.000 title claims description 48
- 210000002700 urine Anatomy 0.000 claims abstract description 32
- 230000002262 irrigation Effects 0.000 claims description 21
- 238000003973 irrigation Methods 0.000 claims description 21
- 239000000314 lubricant Substances 0.000 claims description 8
- 239000012780 transparent material Substances 0.000 claims description 4
- 210000003708 urethra Anatomy 0.000 abstract description 22
- 210000000626 ureter Anatomy 0.000 abstract description 15
- 238000003780 insertion Methods 0.000 abstract description 9
- 230000037431 insertion Effects 0.000 abstract description 9
- 230000006378 damage Effects 0.000 abstract description 7
- 208000027418 Wounds and injury Diseases 0.000 abstract description 3
- 239000003974 emollient agent Substances 0.000 abstract description 3
- 208000014674 injury Diseases 0.000 abstract description 3
- 210000003932 urinary bladder Anatomy 0.000 description 17
- 239000007788 liquid Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 239000003814 drug Substances 0.000 description 4
- 238000001802 infusion Methods 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 206010004446 Benign prostatic hyperplasia Diseases 0.000 description 1
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 206010061218 Inflammation Diseases 0.000 description 1
- 208000004403 Prostatic Hyperplasia Diseases 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003467 diminishing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000004054 inflammatory process Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
Images
Landscapes
- External Artificial Organs (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The utility model discloses a novel ureter structure, including the catheter, seal wire and syringe, the inside of catheter is provided with drainage channel along its length direction, and drainage channel forms one respectively at the front end of catheter and rear end and advances urine mouthful and one goes out the urine mouth, it is connected with the drainage chamber to go out the urine mouth, the front end of catheter is close to into urine mouth department and is provided with first gasbag, be provided with the first air feed channel with first gasbag intercommunication on the pipe wall of catheter, first air feed channel is connected with first gasbag chamber at the rear end of catheter, the seal wire is hollow tubular structure, and seal wire and drainage channel clearance fit, so that the seal wire can pass from drainage channel, the length of seal wire is greater than the length of catheter, make the rear end of seal wire can stretch out from going out the urine mouth, the syringe communicates with the rear end of seal wire, and can pour into emollient into in the guide wire. The utility model discloses a novel ureter structure, the insertion of the ureter of being convenient for improves treatment effeciency to can reduce the injury to the urethra.
Description
Technical Field
The utility model relates to the field of medical supplies, especially, relate to a novel catheter (1) structure.
Background
The urinary catheter is a tube made of natural rubber, silicon rubber or polyvinyl chloride and is used for guiding urine from the bladder to the outside of the body. The urinary catheter belongs to a medical invasive material commonly used in clinic, and is inserted into a urinary bladder through a urethra of a patient when in use, so that urine in the urinary bladder is discharged through the urinary catheter. In the existing clinical treatment process, the ureter is usually directly inserted into the bladder of a patient, because the diameter of the ureter is usually matched with the urethra of the patient, the ureter is longer in length, the ureter with softer hardness is adopted, the ureter is difficult to insert, particularly, the patient who meets prostatic hyperplasia easily fails to insert, the ureter can be inserted into the bladder only by frequently inserting for many times, but the urethra of the patient can be damaged to a certain extent by inserting for many times, the treatment efficiency is influenced, the ureter with harder hardness is adopted, although the ureter is easier to insert, in the inserting process, the surface of the harder ureter is in contact friction with the wall of the urethra, and certain damage to the urethra can be avoided.
Disclosure of Invention
The utility model discloses aim at solving one of the above-mentioned technical problem at least, provide a novel ureter structure, the insertion of the ureter of being convenient for improves treatment effeciency to can reduce the injury to the urethra.
In order to realize the purpose, the utility model discloses a technical scheme be: a novel urinary catheter structure comprises a urinary catheter, a guide wire and an injector, wherein a drainage channel is arranged in the urinary catheter along the length direction of the urinary catheter, the drainage channel is arranged at the front end and the rear end of the urinary catheter to form a urine inlet and a urine outlet respectively, the urine outlet is connected with a drainage cavity, a first air bag is arranged at the position, close to the urine inlet, of the front end of the urinary catheter, a first air supply channel communicated with the first air bag is arranged on the wall of the urinary catheter, the rear end of the urinary catheter is connected with a first air bag cavity, the guide wire is of a hollow tubular structure and is in clearance fit with the drainage channel so as to enable the guide wire to pass through the drainage channel, the length of the guide wire is greater than that of the urinary catheter, so that the rear end of the guide wire can extend out of the urine outlet, and the injector is communicated with the rear end of the guide wire, and a lubricant may be injected into the guidewire.
Furthermore, a second air bag is arranged in the middle of the catheter, a second air supply channel communicated with the second air bag is arranged on the wall of the catheter, and the rear end of the catheter is connected with a second air bag cavity.
Further, the distance between the first air bag and the second air bag is 2-4 cm.
Further, the second air bag is in a long strip shape extending along the length direction of the catheter, and the surface of the second air bag is a smooth cambered surface.
Further, the front end of seal wire is provided with the guide portion, the surface of guide portion is the arc, just the diameter of guide portion reduces gradually towards the one end of back to the seal wire.
Further, the guide wire is made of a transparent material.
Furthermore, an irrigation channel is further arranged in the catheter along the length direction of the catheter, the front end and the rear end of the catheter are respectively provided with an irrigation outlet and an irrigation inlet, and the irrigation inlet is connected with an irrigation cavity.
Furthermore, a plurality of side holes communicated with the flushing channel are formed in the tube wall of the front end of the catheter.
Further, one side of urine inlet port is followed the axis direction of catheter extends there is the flange, the border of flange is the arc setting, the side opening sets up on the flange.
The beneficial effects are that: compared with the prior art, the novel ureter structure of the utility model is provided with the guide wire, when in use, the guide wire can be firstly inserted into the bladder of a patient, because the diameter of the guide wire is smaller, the contact friction with the urethral wall is less in the insertion process, the urethra of a patient is hardly damaged, after the guide wire is inserted, the catheter with soft hardness can be inserted into the bladder under the guidance of the guide wire, thereby ensuring that the insertion of the catheter is more accurate and smooth, reducing the damage to the urethra of the patient in the insertion process of the catheter, reducing the pain of the patient, in the process of inserting the guide wire, the lubricant can be injected into the urethra by the injector to lubricate the urethra, thereby further facilitating the insertion of the catheter, and simultaneously reducing the damage to the urethra caused by the guide wire and the catheter in the insertion process through the lubricating action of the lubricant.
Drawings
The following detailed description of embodiments of the invention is provided in conjunction with the accompanying drawings, in which:
fig. 1 is a schematic structural view of a novel urinary catheter of the present invention;
FIG. 2 is a schematic view of the construction of the urinary catheter of FIG. 1;
fig. 3 is a schematic structural view of the guide wire in fig. 1.
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.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or there can be intervening components, and when a component is referred to as being "disposed in the middle," it is not just disposed in the middle, so long as it is not disposed at both ends, but rather is within the scope of the middle. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items
As shown in fig. 1 to 3, a novel urinary catheter structure comprises a urinary catheter 1, a guide wire 2 and a syringe 3, wherein a drainage channel 4 is arranged inside the urinary catheter 1 along the length direction of the urinary catheter 1, the drainage channel 4 forms a urine inlet 5 and a urine outlet 6 at the front end and the rear end of the urinary catheter 1 respectively, the urine outlet 6 is connected with a drainage cavity 7, a first air bag 8 is arranged at the front end of the urinary catheter 1 close to the urine inlet 5, a first air supply channel 9 communicated with the first air bag 8 is arranged on the wall of the urinary catheter 1, the first air supply channel 9 is connected with a first air bag cavity 10 at the rear end of the urinary catheter 1, the guide wire 2 is of a hollow tubular structure, the guide wire 2 is in clearance fit with the drainage channel 4 so that the guide wire 2 can pass through the drainage channel 4, the length of the urinary catheter 2 is greater than that of the urinary catheter 1, preferably, the length of the guide wire 2 is slightly greater than twice that, so that the rear end of the guide wire 2 can extend out of the urine outlet 6, the injector 3 is communicated with the rear end of the guide wire 2, and lubricant can be injected into the guide wire 2. The utility model discloses in syringe 3 that adopts can be ordinary syringe 3 for using in the hospital, concrete structure is no longer repeated, the liquid outlet of syringe 3 and the port grafting cooperation of 2 rear ends of seal wire to make things convenient for the dismouting of syringe 3.
When using, insert the seal wire 2 to the bladder along the urethra, and at the in-process of inserting, constantly inject the emollient into seal wire 2 through syringe 3 of 2 rear ends of seal wire, the emollient flows through the port of 2 front ends of seal wire, and even coating is on the surface of urethra, thereby realize the lubrication to the urethra, insert the bladder back with seal wire 2, dismantle syringe 3 from the rear end of seal wire 2, then insert the rear end of seal wire 2 in the drainage channel 4 of catheter 1, make catheter 1 can insert the urethra along seal wire 2, after the front end of catheter 1 inserts the bladder, take out seal wire 2 from the patient internal, can make drainage channel 4 realize switching on, patient's urine can be discharged along drainage channel 4.
The structure of the catheter 1 of the utility model is provided with the guide wire 2, the insertion of the catheter 1 can be more accurate and smooth through the guiding function of the guide wire 2, and the guide wire 2 can inject lubricant into the urethra through the injector 3 in the inserting process, so that the urethra is smoother, thereby being further convenient for the insertion of the catheter 1, meanwhile, the damage to the urethra in the inserting process of the guide wire 2 and the catheter 1 can be reduced through the lubricating function of the lubricant, the drainage cavity 7 can be connected with a container for containing urine, thereby storing the drawn urine, after the catheter 1 is inserted, the first air bag 8 is positioned at the bladder of a patient, the first air bag cavity 10 is connected with an air supply device or a liquid supply device, thereby continuously inputting gas or liquid into the first air bag 8, so that the first air bag 8 expands, after the first air bag 8 expands, the outer surface of the catheter abuts against the inner wall of the bladder to prevent the end part of the catheter 1 from falling out of the bladder, so that the front end of the catheter 1 is stably fixed at the bladder of a patient, and after the catheter is used, liquid or gas in the first air bag 8 is discharged, so that the first air bag 8 is contracted to facilitate the taking out of the catheter 1.
Further, the middle part of catheter 1 can be provided with second gasbag 11, be provided with the second air feed channel 12 with second gasbag 11 intercommunication on catheter 1's the pipe wall, second air feed channel 12 is connected with second gasbag chamber 13 at catheter 1's rear end, catheter 1 is inserting the back, second gasbag 11 is located the urethra, and second gasbag chamber 13 also is connected with air feeder or supplies liquid device, and the theory of operation of second gasbag 11 is the same with the theory of operation of first gasbag 8, through being provided with second gasbag 11, can block up the passageway between catheter 1 and the urethra, thereby prevent that the urine from flowing from the clearance between catheter 1 and the urethra, and further improved the stability that catheter 1 placed. Further, the distance between the first balloon 8 and the second balloon 11 may be 2-4cm, preferably 3 cm.
Furthermore, the second airbag 11 can be a strip shape extending along the length direction of the urinary catheter 1, and the surface is a smooth arc surface, the second airbag 11 surrounds the tube wall of the urinary catheter 1 and is arranged in a strip shape, so that the contact area with the urethral wall can be further increased, the sealing effect is further improved, and the smooth arc surface is arranged, so that the injury to the urethral wall can be reduced.
Further, the front end of the guide wire 2 can be provided with a guide part 14, the surface of the guide part 14 is arc-shaped, the diameter of the guide part 14 is gradually reduced towards the end back to the guide wire 2, and the guide part 14 is arranged, so that the guide wire 2 can be more conveniently inserted.
Further, the guide wire 2 can be made of a transparent material, specifically, a transparent soft plastic or a silica gel material, and the transparent material is adopted, so that the circulation condition of the liquid medicine, the lubricant and the urine can be observed conveniently.
The catheter 1 is also internally provided with an irrigation channel 15 along the length direction, the irrigation channel 15 is respectively provided with an irrigation outlet 16 and an irrigation inlet 17 at the front end and the rear end of the catheter 1, the irrigation inlet 17 is connected with an irrigation cavity 18, the irrigation channel 15 and the drainage channel 4 are mutually independent, the irrigation cavity 18 is connected with an infusion device, and the infusion device inputs liquid medicine into the bladder through the irrigation channel 15 and can achieve the purpose of treating and diminishing inflammation for the bladder.
Be provided with a plurality of and wash the side opening 19 of 15 intercommunications of passageway on the pipe wall of catheter 1 front end, side opening 19 can the equipartition encircle the pipe wall and set up to make the liquid medicine flow from a plurality of different directions, and then make the liquid medicine flow more convenient, it is bigger to the confession liquid scope of bladder inner wall simultaneously, thereby improves treatment.
Further, a flange 20 extends along the axial direction of the catheter 1 at one side of the port of the urine inlet 5, the edge of the flange 20 is arranged in an arc shape, the side hole 19 is arranged on the flange 20, and a notch is formed at the position of the urine inlet 5 above the flange 20 so as to facilitate the urine to flow into the drainage channel 4.
The above embodiments are only used for illustrating the technical solutions of the present invention and are not limited thereto, and any modification or equivalent replacement that does not depart from the spirit and scope of the present invention should be covered by the scope of the technical solutions of the present invention.
Claims (9)
1. The novel urinary catheter structure is characterized by comprising a urinary catheter (1), a guide wire (2) and a syringe (3), wherein a drainage channel (4) is arranged in the urinary catheter (1) along the length direction of the urinary catheter, the drainage channel (4) is arranged at the front end and the rear end of the urinary catheter (1) to form a urine inlet (5) and a urine outlet (6) respectively, the urine outlet (6) is connected with a drainage cavity (7), a first air bag (8) is arranged at the position, close to the urine inlet (5), of the front end of the urinary catheter (1), a first air supply channel (9) communicated with the first air bag (8) is arranged on the wall of the urinary catheter (1), the rear end of the urinary catheter (1) is connected with a first air bag cavity (10), the guide wire (2) is of a hollow tubular structure, and the guide wire (2) is in clearance fit with the drainage channel (4), so that the guide wire (2) can pass through the drainage channel (4), the length of the guide wire (2) is larger than that of the catheter (1), so that the rear end of the guide wire (2) can extend out of the urine outlet (6), and the injector (3) is communicated with the rear end of the guide wire (2) and can inject lubricant into the guide wire (2).
2. A novel urinary catheter structure according to claim 1, characterized in that a second air bag (11) is arranged in the middle of the urinary catheter (1), a second air supply channel (12) communicated with the second air bag (11) is arranged on the wall of the urinary catheter (1), and a second air bag cavity (13) is connected to the second air supply channel (12) at the rear end of the urinary catheter (1).
3. A new urinary catheter structure according to claim 2, characterised in that the distance between the first balloon (8) and the second balloon (11) is 2-4 cm.
4. A new urinary catheter structure according to claim 2, characterized in that the second balloon (11) is elongated and has a rounded surface extending along the length of the catheter (1).
5. A novel urinary catheter structure according to claim 1, characterized in that the leading end of the guide wire (2) is provided with a guiding portion (14), the surface of the guiding portion (14) is arc-shaped, and the diameter of the guiding portion (14) is gradually reduced towards the end facing away from the guide wire (2).
6. A novel urinary catheter structure according to claim 1, characterized in that the guide wire (2) is made of a transparent material.
7. A novel urinary catheter structure according to claim 1, characterized in that an irrigation channel (15) is further arranged in the urinary catheter (1) along the length direction thereof, the irrigation channel (15) is provided with an irrigation outlet (16) and an irrigation inlet (17) at the front end and the rear end of the urinary catheter (1), respectively, and the irrigation inlet (17) is connected with an irrigation cavity (18).
8. A new urinary catheter structure according to claim 7, characterized in that the catheter (1) is provided with side holes (19) in its wall at its front end, which communicate with the irrigation channel (15).
9. A novel ureteral structure according to claim 8, characterized in that a flange (20) extends from one side of the end of the urine inlet (5) along the axis of the catheter (1), the edge of the flange (20) is arc-shaped, and the side hole (19) is arranged on the flange (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920999894.8U CN210933364U (en) | 2019-06-28 | 2019-06-28 | Novel urinary catheter structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920999894.8U CN210933364U (en) | 2019-06-28 | 2019-06-28 | Novel urinary catheter structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210933364U true CN210933364U (en) | 2020-07-07 |
Family
ID=71384187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920999894.8U Expired - Fee Related CN210933364U (en) | 2019-06-28 | 2019-06-28 | Novel urinary catheter structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210933364U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113082473A (en) * | 2021-05-08 | 2021-07-09 | 宁波市第一医院 | External drainage catheter for operation |
| CN113599671A (en) * | 2021-05-08 | 2021-11-05 | 宁波市第一医院 | Guidable catheter for operation |
-
2019
- 2019-06-28 CN CN201920999894.8U patent/CN210933364U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113082473A (en) * | 2021-05-08 | 2021-07-09 | 宁波市第一医院 | External drainage catheter for operation |
| CN113599671A (en) * | 2021-05-08 | 2021-11-05 | 宁波市第一医院 | Guidable catheter for operation |
| CN113082473B (en) * | 2021-05-08 | 2022-07-29 | 宁波市第一医院 | External drainage catheter for operation |
| CN113599671B (en) * | 2021-05-08 | 2023-02-03 | 宁波市第一医院 | Guidable catheter for operation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP3177445B2 (en) | Self-cleaning bladder drainage device | |
| US20080281291A1 (en) | Drainage/irrigation urethral catheter | |
| CN210933364U (en) | Novel urinary catheter structure | |
| AR031617A1 (en) | A DIALYSIS CATHETER, A METHOD FOR MAKING A FLUID FLUID THROUGH SUCH CATETER AND THE METHOD FOR IMPLANTING SUCH CATETER IN A PATIENT | |
| CN107376099B (en) | Guide wire type urethral probe | |
| CN211327691U (en) | Built-in catheter kit | |
| CN204364625U (en) | The disposable three chamber blood-stopping urinary catheters of modified form | |
| CN211066512U (en) | Ureter soft lens conveying sheath assembly | |
| CN205612860U (en) | Multi -functional urethra bougic | |
| CN205084077U (en) | Catheterization package | |
| CN206777603U (en) | Anti- infection catheter | |
| CN208974936U (en) | A kind of catheter | |
| CN203507298U (en) | Urine guiding device | |
| CN215135657U (en) | Special male catheter with guide structure | |
| CN210844902U (en) | Guide wire catheter device under guide of micropore urethral dilator | |
| CN104922787A (en) | Urethra expansion conduit | |
| CN106039535A (en) | Three-cavity catheter | |
| CN208852218U (en) | A kind of guide wire type urethral sound | |
| CN209286462U (en) | A kind of catheter and Male urethral catheter | |
| CN2306018Y (en) | Prostate perfusion drainage-tube | |
| CN217138955U (en) | Ureter convenient to intubate and prevent urethra damage | |
| CN218075991U (en) | Air bag type anal tube | |
| CN206630996U (en) | Single tail double lumen catheter | |
| CN204995860U (en) | Urinary surgery urine catheterization device | |
| CN216777716U (en) | Urinary surgery operation catheter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200707 |