CN216986021U - Catheter with bladder training function - Google Patents
Catheter with bladder training function Download PDFInfo
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- CN216986021U CN216986021U CN202120781529.7U CN202120781529U CN216986021U CN 216986021 U CN216986021 U CN 216986021U CN 202120781529 U CN202120781529 U CN 202120781529U CN 216986021 U CN216986021 U CN 216986021U
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- outer sleeve
- catheter
- bladder
- air bag
- pipe
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Abstract
The utility model discloses a catheter with a bladder training function, which comprises a main catheter, an outer catheter and a catheter core, wherein the main catheter consists of an inner sleeve and an outer sleeve which are sleeved in a clearance manner, and the front end of the main catheter is provided with an arc-shaped plugging head; the urethral catheterization opening is arranged on the tube wall of the outer sleeve and is communicated with the urination cavity channel at the inner side of the inner sleeve; the flexible air bag is annularly fixed on the tube wall of the outer sleeve; the front end of the inflation pipeline is hermetically communicated with the flexible air bag; the front end of the flushing pipeline is communicated with a urination cavity channel at the inner side of the inner sleeve; the pressure sensor is arranged on the pipe wall of the outer sleeve; the electronic control switch valve is arranged at the position, close to the rear end, of the urethral catheterization main pipe; and the pressure measuring device is electrically connected with the pressure sensor and the electric control switch valve respectively and is used for receiving the data information of the pressure sensor in real time and sending a control instruction to the electric control switch valve after data processing. The utility model has the advantages that the bladder can be easily flushed, the pipeline is prevented from being blocked, and the risk of bacterial infection is reduced; the pressure in the bladder can be monitored in real time, and the optimal time for pulling out the main catheter can be determined.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a catheter with a bladder training function.
Background
During surgery, due to the long operation time, and in order to prevent urinary retention of patients after surgery due to the influence of anesthetic drugs on the urethral sphincter, indwelling catheters are generally required; after general operations such as thyroid operations, hernia operations, hepatobiliary operations and the like, the urinary catheter can be pulled out usually after 1-2 days, but after rectal cancer radical surgery, as sacral nerve injury or postoperative bladder retroversion may be caused in the operations, urinary retention is very easy to occur after the operations, the bladder contraction function is trained generally after 5-7 days after the operations, the bladder needs to be trained before the urinary catheter is pulled out, namely, the catheter is clamped for 3-4 hours/time, and the urinary catheter is opened when a patient feels oppressed and expanded, so that the micturition reflex of the patient is trained.
The existing catheter is usually a double-cavity catheter and is inconvenient to wash, so that a retention needle is usually tied on the catheter clinically, and then normal saline is externally connected to wash the catheter and the bladder so as to wash out urinary sediments and the like in the bladder; however, the existing indwelling needle catheter is used for washing clinically, and is very inconvenient to use, so that the indwelling needle usually falls off or the puncture site seeps liquid. In addition, when the urinary catheter is pulled out, whether the micturition reflex of the bladder meets the standard or not can be judged only through experience, specific monitoring indexes are lacked, the accuracy of experience judgment is poor, urinary retention often still occurs after a patient pulls out the urinary catheter, and the urinary catheter needs to be inserted again, so that pain is brought to the patient.
Disclosure of Invention
The utility model aims to provide a catheter with a bladder training function.
In order to achieve the purpose, the utility model can adopt the following technical scheme:
the utility model provides a catheter with a bladder training function, which comprises:
the catheter main tube is composed of an inner sleeve and an outer sleeve which are sleeved in a clearance way, and the front end of the catheter main tube is provided with an arc-shaped plugging head which protrudes outwards;
the urethral catheterization opening is arranged on the wall of the outer sleeve close to the plugging head and is communicated with the urination cavity channel at the inner side of the inner sleeve;
the flexible air bag is annularly fixed on the wall of the outer sleeve close to the urethral catheterization opening;
the front end of the inflation pipeline is communicated with the flexible air bag in a sealing way and is used for inflating the flexible air bag to expand the flexible air bag;
the front end of the flushing pipeline is communicated with the urination cavity channel on the inner side of the inner sleeve and is used for filling washing liquid into the inner sleeve to flush the bladder;
the pressure sensor is arranged on the tube wall of the outer sleeve on the front side of the flexible air bag and is used for monitoring the pressure in the bladder in real time;
the electronic control switch valve is arranged at the position, close to the rear end, of the urethral catheterization main pipe and used for opening and closing the urination cavity channel on the inner side of the inner sleeve; and
and the pressure measuring device is electrically connected with the pressure sensor and the electric control switch valve respectively and is used for receiving the data information of the pressure sensor in real time and sending a control command to the electric control switch valve after data processing.
Furthermore, the inflation pipeline is positioned in the interlayer cavity channel between the inner sleeve and the outer sleeve, and the rear end of the inflation pipeline penetrates out of the outer sleeve close to the rear end in a sealing mode.
Furthermore, the front end of the flushing pipeline penetrates from the pipe wall of the outer sleeve close to the rear end in a sealing mode and is communicated with the urination cavity channel on the inner side of the inner sleeve.
Furthermore, a pressure measuring pipe is arranged in an interlayer cavity between the inner sleeve and the outer sleeve, the front end of the pressure measuring pipe extends to a position close to the pressure sensor, the rear end of the pressure measuring pipe penetrates out of the position, close to the rear end, of the outer sleeve in a sealing mode, and a data transmission line of the pressure sensor penetrates out of the pressure measuring pipe and is electrically connected with the pressure measuring device.
Furthermore, a power switch, a preset pressure value adjusting key and a display screen are arranged on the pressure measuring device.
Furthermore, scale marks are arranged on the tube wall of the outer sleeve along the length direction.
The utility model has the advantages that the flexible air bag arranged at the front end of the urethral catheterization main pipe is matched with the inflation pipeline communicated with the flexible air bag, so that the flexible air bag can be easily inflated or injected with water, and the inflated flexible air bag is stably supported and fixed in the bladder of a patient, thereby preventing the urethral catheterization main pipe inserted into the urethra from falling out of the bladder; the flushing pipeline communicated with the urination cavity channel on the inner side of the inner sleeve of the urethral catheterization main pipe can be externally connected with normal saline to continuously drip into the bladder, so that the bladder can be easily flushed, urinary sediments, secretions and the like in the bladder can be flushed out, the pipeline is prevented from being blocked, and the risk of bacterial infection is reduced; in addition, a pressure sensor is arranged on the wall of the outer sleeve pipe on the front side of the flexible air bag, the pressure in the bladder can be monitored in real time, pressure data are transmitted to an external pressure measuring device, the pressure measuring device analyzes pressure data information and determines the best time for pulling out the main catheter of the catheter, and meanwhile, the pressure measuring device can control the opening or closing of an electric control switch arranged at the rear end of the main catheter of the catheter according to the pressure data information, so that functions of urine absorption, urine holding and the like of the bladder are trained, whether the urination reflex of the bladder reaches the standard or not is judged, the phenomenon that the main catheter of the catheter is continuously drained to cause urine retention after pulling out is avoided, and the pain of secondary intubation on a patient is reduced.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is an enlarged sectional view taken along line a-a in fig. 1 (with the electrically controlled on-off valve hidden).
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
As shown in fig. 1 and 2, the urinary catheter with bladder training function of the present invention comprises a urinary catheter main tube formed by an inner sleeve 1 and an outer sleeve 2 which are sleeved in a gap, wherein the front end of the urinary catheter main tube is an arc-shaped plugging head 3 which protrudes outwards, and can not hurt the urethra when inserted into the urethra of a patient; the wall of the outer sleeve 2 close to the plugging head 3 is provided with a urine guide port 4, and the urine guide port 4 is directly communicated with the urination cavity channel 5 at the inner side of the inner sleeve 1, so that urine, flushing fluid and urine sediments in the bladder are discharged out of the body through the urination cavity channel 5. In addition, the pipe wall of the outer sleeve 2 is provided with a scale mark 6 along the length direction, and the insertion depth can be clearly judged through the scale mark 6.
A flexible air bag 7 is fixed on the pipe wall of the outer sleeve 2 close to the urethral catheterization opening 4 along the axial direction, an inflation pipeline 8 is communicated with the flexible air bag 7 and used for inflating the flexible air bag 7 to enable the flexible air bag to expand, specifically, the inflation pipeline 8 is positioned in an interlayer cavity channel 9 between the inner sleeve 1 and the outer sleeve 2, the front end of the inflation pipeline 8 is communicated with the flexible air bag 7 in a sealing mode, and the rear end of the inflation pipeline 8 penetrates out of the outer sleeve 2 close to the rear end in a sealing mode, so that a device for injecting gas or water into the flexible air bag 7 is connected to the rear end of the inflation pipeline 8.
The outer sleeve 2 is provided with a flushing pipeline 10, the front end of the flushing pipeline 10 is communicated with the urination cavity channel 5 at the inner side of the inner sleeve 1 and is used for filling washing liquid (normal saline) into the urination cavity channel 5 to flush the bladder, and particularly, in order to facilitate connection of a normal saline bottle, the front end of the flushing pipeline 10 penetrates into the inner sleeve 2 from the pipe wall close to the rear end in a sealing mode and is communicated with the urination cavity channel 5 at the inner side of the inner sleeve 1.
The tube wall of the outer sleeve 2 positioned at the front side of the flexible air bag 7 is provided with a pressure sensor 11 for monitoring the pressure in the bladder in real time, and the pressure sensor 11 is arranged as close to the urethral catheterization opening 4 as possible; an electric control switch valve 12 for opening and closing the urination cavity 5 at the inner side of the inner sleeve 1 is arranged at the position, close to the rear end, of the urethral catheterization main pipe; in addition, a pressure measuring device 13 is further arranged outside the urethral catheterization main pipe, a power switch 14, a preset pressure value adjusting key 15 and a display screen 16 are arranged on the pressure measuring device 13, the pressure measuring device 13 is electrically connected with the pressure sensor 11 and the electronic control switch valve 12 through data transmission lines respectively, data information of the pressure sensor 11 is received in real time through the pressure measuring device 13, a control instruction is sent to the electronic control switch valve 12 after data processing, and then the electronic control switch valve 12 is controlled to complete the conduction or the closing of the urination cavity 5. In order to further protect the data transmission line, a pressure measuring pipe 17 is arranged in the interlayer cavity 9 between the inner sleeve 1 and the outer sleeve 2, the front end of the pressure measuring pipe 17 extends to a position close to the pressure sensor 11, the rear end of the pressure measuring pipe penetrates out from the position, close to the rear end, of the outer sleeve 2 in a sealing mode, and the data transmission line of the pressure sensor 11 penetrates out from the pressure measuring pipe 17 and is electrically connected with the pressure measuring device 13.
When in actual use, firstly, the outer wall of the outer sleeve 2 of the main catheter is coated with a lubricant, the main catheter is inserted into the urethra of a patient according to the conventional operation of indwelling catheters, and the blocking head 3 at the front end of the main catheter accurately extends into the bladder under the guidance of the scale mark 6; then, the flexible air bag 7 is inflated or injected with water through the inflation pipeline 8, so that the flexible air bag 7 is expanded and supported in the bladder; then, the pressure measuring device 13 can be started, and a pressure fixed value in the bladder is preset, wherein the pressure fixed value is used for training the urine detrapping and urine holding functions of the patient, only when the pressure value in the bladder monitored by the pressure sensor 11 is higher than the pressure fixed value, the pressure measuring device 13 can start the electronic control switch valve 12 to enable the patient to urinate, and when the pressure value in the bladder monitored by the pressure sensor 11 is lower than the pressure fixed value, the electronic control switch valve 12 can be kept normally closed, so that the urine detrapping and urine holding functions of the patient are trained. In addition, in the whole training and urination process, the back end of the flushing pipe 10 can be connected with a normal saline bottle at any time, and normal saline is continuously instilled into the bladder of a patient, so that the bladder and the urethral catheter are cleaned, urinary sediments, secretions and the like in the bladder are flushed out, the pipeline is prevented from being blocked, and the risk of bacterial infection is reduced.
Claims (6)
1. A catheter with a bladder training function, characterized in that: comprises that
The catheter main tube is composed of an inner sleeve and an outer sleeve which are sleeved in a clearance way, and the front end of the catheter main tube is provided with an arc-shaped plugging head which protrudes outwards;
the urethral catheterization opening is arranged on the wall of the outer sleeve close to the plugging head and is communicated with the urination cavity channel at the inner side of the inner sleeve;
the flexible air bag is annularly fixed on the wall of the outer sleeve pipe close to the urethral catheterization opening;
the front end of the inflation pipeline is communicated with the flexible air bag in a sealing way and is used for inflating the flexible air bag to expand the flexible air bag;
the front end of the flushing pipeline is communicated with the urination cavity channel on the inner side of the inner sleeve and is used for filling washing liquid into the inner sleeve to flush the bladder;
the pressure sensor is arranged on the wall of the outer sleeve pipe on the front side of the flexible air bag and used for monitoring the pressure in the bladder in real time;
the electronic control switch valve is arranged at the position, close to the rear end, of the urethral catheterization main pipe and is used for opening and closing a urination cavity channel on the inner side of the inner sleeve; and
and the pressure measuring device is electrically connected with the pressure sensor and the electric control switch valve respectively and is used for receiving the data information of the pressure sensor in real time and sending a control command to the electric control switch valve after data processing.
2. The urinary catheter with bladder training function according to claim 1, wherein: the inflation pipeline is positioned in the interlayer cavity channel between the inner sleeve and the outer sleeve, and the rear end of the inflation pipeline penetrates out of the outer sleeve close to the rear end in a sealing mode.
3. The urinary catheter with bladder training function according to claim 1, wherein: the front end of the flushing pipeline penetrates from the pipe wall of the outer sleeve close to the rear end in a sealing mode and is communicated with the urination cavity channel on the inner side of the inner sleeve.
4. The urinary catheter with bladder training function according to claim 1, wherein: and a pressure measuring pipe is arranged in an interlayer cavity between the inner sleeve and the outer sleeve, the front end of the pressure measuring pipe extends to a position close to the pressure sensor, the rear end of the pressure measuring pipe penetrates out of the position, close to the rear end, of the outer sleeve in a sealing manner, and a data transmission line of the pressure sensor penetrates out of the pressure measuring pipe and is electrically connected with the pressure measuring device.
5. The urinary catheter with a bladder training function according to claim 1 or 4, wherein: and the pressure measuring device is provided with a power switch, a preset pressure value adjusting key and a display screen.
6. The urinary catheter with bladder training function according to claim 1, wherein: and the pipe wall of the outer sleeve is provided with scale marks along the length direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120781529.7U CN216986021U (en) | 2021-04-16 | 2021-04-16 | Catheter with bladder training function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120781529.7U CN216986021U (en) | 2021-04-16 | 2021-04-16 | Catheter with bladder training function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216986021U true CN216986021U (en) | 2022-07-19 |
Family
ID=82366337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120781529.7U Active CN216986021U (en) | 2021-04-16 | 2021-04-16 | Catheter with bladder training function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216986021U (en) |
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2021
- 2021-04-16 CN CN202120781529.7U patent/CN216986021U/en active Active
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