CN219764258U - Balloon pressure monitoring joint for catheter - Google Patents
Balloon pressure monitoring joint for catheter Download PDFInfo
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- CN219764258U CN219764258U CN202320866421.7U CN202320866421U CN219764258U CN 219764258 U CN219764258 U CN 219764258U CN 202320866421 U CN202320866421 U CN 202320866421U CN 219764258 U CN219764258 U CN 219764258U
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- pressure measuring
- pipe
- air bag
- hole
- pressure
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 18
- 230000006835 compression Effects 0.000 claims abstract description 15
- 238000007906 compression Methods 0.000 claims abstract description 15
- 229920001971 elastomer Polymers 0.000 claims description 25
- 239000007788 liquid Substances 0.000 claims description 8
- 230000002485 urinary effect Effects 0.000 claims description 4
- 239000012780 transparent material Substances 0.000 claims description 2
- 230000000474 nursing effect Effects 0.000 description 7
- 210000003708 urethra Anatomy 0.000 description 4
- 210000002700 urine Anatomy 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 210000004712 air sac Anatomy 0.000 description 2
- 239000002775 capsule Substances 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Measuring And Recording Apparatus For Diagnosis (AREA)
Abstract
The utility model provides an air bag pressure monitoring joint for a catheter, and belongs to the technical field of catheters. The utility model comprises a connecting main pipe, a connecting branch pipe and a sliding block, wherein one end of the connecting main pipe is inserted into an inflation port, the other end of the connecting main pipe is provided with a one-way valve, the connecting branch pipe is arranged on the connecting main pipe, the end part of the connecting branch pipe is provided with a pressure measuring pipe, a pressure measuring cavity is arranged in the pressure measuring pipe, one end of the pressure measuring cavity is provided with a first through hole, the connecting branch pipe is communicated with the pressure measuring cavity through the first through hole, the sliding block is arranged in the pressure measuring cavity in a sliding manner, and a compression spring is connected between the sliding block and one end of the pressure measuring cavity far away from the first through hole. The utility model can intuitively monitor the pressure change of the air bag in the catheter, timely adjust the pressure in the air bag and prevent the catheter from falling off accidentally.
Description
Technical Field
The utility model belongs to the technical field of catheters, and relates to an air bag pressure monitoring joint for a catheter.
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 and polyvinyl chloride, and can be inserted into the bladder through the urethra so as to lead urine out.
The existing catheter comprises a catheter body, a balloon body and a water injection interface, after the catheter is inserted into the bladder, water is injected or inflated into the balloon body close to the head end of the catheter, and the catheter is fixed in the bladder through the inflated balloon body. However, in the actual operation process, liquid is leaked out due to poor tightness of the capsule body, or the needle of the flushing pipe is directly inserted into the pipe body when a patient needs flushing, the capsule body is easy to leak, and thus the catheter is separated out and urine overflows. Referring to the prior patent CN202121809979.9, a pressure gauge is led out from the water injection pipe to display the pressure in the balloon, but the action burden of a patient can be increased due to the large volume and the large weight of the pressure gauge, the total pressure in the balloon is small, the variation amplitude of the pressure loss is small, and the pressure gauge is difficult to observe and judge; in addition, the catheter needs to be manufactured again integrally, cannot be modified on the basis of the existing catheter, and increases cost.
Disclosure of Invention
The utility model aims at solving the problems in the prior art, and provides an air bag pressure monitoring joint for a catheter, which can be directly used on the existing catheter, can monitor the pressure change of an air bag in the catheter more intuitively, and can adjust the pressure in the air bag in time so as to prevent the catheter from falling off accidentally.
The aim of the utility model can be achieved by the following technical scheme:
an gasbag pressure monitoring connects for catheter, the catheter includes gasbag, leakage fluid dram and inflation inlet, the one end of leakage fluid dram links to each other with the one end of inflation inlet, the one end that inflation inlet and leakage fluid dram link to each other is linked together with the gasbag, the monitoring connects includes: one end of the connecting main pipe is inserted into the air charging port, and the other end of the connecting main pipe is provided with a one-way valve;
the connecting branch pipe is arranged on the connecting main pipe, the end part of the connecting branch pipe is provided with a pressure measuring pipe, a pressure measuring cavity is arranged in the pressure measuring pipe, a first through hole is formed in one end of the pressure measuring cavity, the connecting branch pipe is communicated with the pressure measuring cavity through the first through hole, and the pressure measuring pipe is made of transparent materials;
the sliding block is arranged in the pressure measuring cavity in a sliding mode, and a compression spring is connected between the sliding block and one end, far away from the first through hole, of the pressure measuring cavity.
In the air bag pressure monitoring joint for the catheter, one end of the pressure measuring tube far away from the first through hole is in threaded connection with a threaded rod, one end of the threaded rod extends into the pressure measuring cavity and the end part of the threaded rod is provided with an adjusting block in a rotating mode, the adjusting block is arranged in the pressure measuring cavity in a sliding mode, one end of the compression spring far away from the sliding block is fixedly connected onto the adjusting block, and the other end of the threaded rod is provided with an operating plate.
In the air sac pressure monitoring joint for the catheter, the pressure measuring air sac is arranged on the connecting main pipe and is communicated with the connecting main pipe.
In the balloon pressure monitoring joint for the catheter, scales are marked on the outer side of the pressure measuring tube along the length direction.
In the above-mentioned an gasbag pressure monitoring connects for catheter, the check valve includes tube head, lower tube head and spacing retaining ring, the perforation has been seted up on the spacing retaining ring, go up tube head and lower tube head coaxial setting respectively in the both sides of spacing retaining ring and communicate each other through the perforation, be equipped with the structure of opening and close in the lower tube head, the structure of opening and close can open and close the perforation.
In the above-mentioned an gasbag pressure monitoring connects for catheter, be equipped with annular ring in the lower tube head, open and close the structure and include:
the rubber column is inserted into the through hole, one end of the rubber column extends into the upper pipe head, the end part of the rubber column is provided with a jacking block, the other end of the rubber column extends into the lower pipe head, and the end part of the rubber column penetrates through the annular ring;
the convex edge is arranged on the rubber column in the lower tube head;
the reset spring is sleeved outside the rubber column, one end of the reset spring is fixedly connected to the annular ring, and the other end of the reset spring is fixedly connected to the convex edge.
Compared with the prior art, the utility model has the following advantages:
1. the monitoring connector is inserted into an inflation port of the catheter, then the catheter is inserted into a bladder of a patient, the connecting main pipe is utilized to inflate the air bag, the air pressure pushes the sliding block on the connecting branch pipe to slide upwards, the compression spring is compressed, the sliding block and the scale positions on the connecting branch pipe are observed, after the sliding block reaches a designated position, the air bag is inflated, if the air bag leaks, the air pressure in the pressure measuring pipe is reduced, the sliding block is pushed to move downwards under the action of the compression spring, after the sliding block moves beyond the designated position, the pressure in the air bag is insufficient, the air bag needs to be inflated and pressurized in time, the falling off of the catheter is avoided, urine overflow occurs, and meanwhile, the workload of nursing staff is increased;
2. because the pressure measuring air bags and the air bags are communicated, the air pressures of the two air bags are the same, after the air bags are inflated, the pressure measuring air bags connected with the main pipe are bulged at the same time, a nursing staff can touch the pressure measuring air bags, when the air bags leak, the pressure in the pressure measuring air bags is reduced and gradually becomes flat, the nursing staff can obviously observe the shape change of the pressure measuring air bags, and the pressure in the air bags is judged through the shape change of the pressure measuring air bags; in addition, when the pressure measuring pipe fails, the pressure measuring air bag can be observed and touched, the double safety function is achieved, and the safety and reliability are realized;
3. under the dual action of the return spring and the air pressure in the connecting main pipe, the convex edge of the rubber column contacts and compresses the limiting retainer ring, at the moment, the limiting retainer ring seals the perforation, gas in the air bag is prevented from leaking outwards, when the air charging pipe is connected, the air charging pipe head pushes the top block of the rubber column to move inwards, at the moment, the convex edge is gradually far away from the perforation, gas can enter the connecting main pipe from the perforation, and the structure is simple, and the function of unidirectional opening and closing is realized rapidly.
Drawings
FIG. 1 is a schematic view of the present utility model mounted on a urinary catheter;
FIG. 2 is a schematic diagram of the structure of the present utility model;
FIG. 3 is a cross-sectional view of the present utility model;
FIG. 4 is a schematic view of the slider structure when the airbag is inflated;
FIG. 5 is a position diagram of the slider when the airbag is not inflated
FIG. 6 is a position diagram of the slider when the airbag is inflated;
fig. 7 is a partial enlarged view at a in fig. 2.
In the figure: 1. a tube body; 11. an air bag; 12. drainage holes; 13. a liquid outlet; 14. an inflation inlet; 15. a clamp; 2. connecting a main pipe; 21. a pressure measuring air bag; 3. connecting a main pipe; 31. a pressure measuring tube; 32. a pressure measuring cavity; 321. a first through hole; 322. a slide block; 323. an adjusting block; 33. a threaded rod; 34. an operation panel; 35. a compression spring; 4. a one-way valve; 41. an upper tube head; 42. a lower pipe head; 421. an annular ring; 43. a limit retainer ring; 431. perforating; 44. a rubber column; 441. a convex edge; 45. and a return spring.
Detailed Description
The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.
Example 1
As shown in fig. 1-4, a balloon pressure monitoring joint for a catheter, the catheter 1 comprises a balloon 11, a liquid outlet 13 and an inflation inlet 14, one end of the liquid outlet 13 is connected with one end of the inflation inlet 14, and one end of the inflation inlet 14 connected with the liquid outlet 13 is communicated with the balloon 11.
The monitoring joint comprises a connecting main pipe 2, a connecting branch pipe 3 and a sliding block 322.
One end of the connecting main pipe 2 is inserted into the charging port 14, and the other end is provided with a one-way valve 4.
Preferably, a clamp 15 is sleeved outside the inflation inlet 14, and after the connection main pipe 2 is inserted into the inflation inlet 14, the connection main pipe 2 is fixed in the inflation inlet 14 through the clamp 15, so that the connection firmness is improved.
The connecting branch pipe 3 is arranged on the connecting main pipe 2, a pressure measuring pipe 31 is arranged at the end part of the connecting branch pipe 3, a pressure measuring cavity 32 is arranged in the pressure measuring pipe 31, a first through hole 321 is formed in one end of the pressure measuring cavity 32, the connecting branch pipe 3 is communicated with the pressure measuring cavity 32 through the first through hole 321, and the pressure measuring pipe 31 is made of transparent PVC material, so that the weight is light, and the cost is low.
Preferably, the outer side of the pressure measuring tube 31 is marked with graduations 311 along the length direction, and preferably, the graduations 311 are sequentially increased from bottom to top.
The sliding block 322 slides and is arranged in the pressure measuring cavity 32 in a sealing way, a compression spring 35 is connected between the sliding block 322 and one end, far away from the first through hole 321, of the pressure measuring cavity 32, and in an initial state, under the action of the compression spring 35, the sliding block 322 is flush with the initial position of the outer scale 311 of the pressure measuring tube 31.
The monitoring connector is inserted into the inflation port 14 of the catheter 1, then the catheter 1 is inserted into the bladder of a patient, the connecting main pipe 2 is utilized to inflate the air bag 11, the air pressure pushes the sliding block 322 on the connecting branch pipe 3 to slide upwards, the compression spring 35 is compressed, the sliding block 322 and the scale 311 positions on the connecting branch pipe 3 are observed, when the sliding block 322 reaches the specified position, the catheter 1 can be inflated in the outside air by determining the specified position, when the volume of the air bag 11 reaches the proper size, the sliding block 322 positions at the moment, the air bag 11 is inflated, if the air bag 11 leaks, the air pressure in the pressure measuring pipe 31 is reduced, the sliding block 322 is pushed to move downwards under the action of the compression spring 35, the air in the air bag 11 can be released by determining the specified position after the sliding block 322 moves beyond the specified position, when the volume of the air bag 11 is reduced to the theoretical falling-off size, the position of the sliding block 322 indicates that the pressure in the air bag 11 is insufficient, the air bag is required to be inflated and pressurized in time, the falling off of the catheter 1 is avoided, the overflow occurs, and meanwhile, the workload of nursing staff is increased.
In this embodiment, as shown in fig. 7, the check valve 4 includes an upper tube head 41, a lower tube head 42 and a limiting retainer ring 43, the limiting retainer ring 43 is provided with a through hole 431, the upper tube head 41 and the lower tube head 42 are coaxially disposed at two sides of the limiting retainer ring 43 and are mutually communicated through the through hole 431, an annular ring 421 is disposed in the lower tube head 42, and an opening and closing structure is disposed in the lower tube head 42 and includes a rubber column 44, a protruding edge 441 and a return spring 45.
The rubber column 44 is inserted into the through hole 431, one end of the rubber column 44 extends into the upper tube head 41, the end is provided with a top block 442, and the other end of the rubber column 44 extends into the lower tube head 42, and the end passes through the annular ring 421.
The flange 441 is disposed on a rubber post 44 within the lower tube head 42.
The return spring 45 is sleeved outside the rubber column 44, one end of the return spring 45 is fixedly connected to the annular ring 421, and the other end is fixedly connected to the convex edge 441.
Under the dual action of the return spring 45 and the air pressure in the connecting main pipe 2, the convex edge 441 of the rubber column 44 contacts and presses the limiting check ring 43, and at the moment, the limiting check ring 43 seals the perforation 431 to avoid the leakage of the air in the air bag 11; when the gas tube is connected, the top block 442 of the rubber column 44 is pushed by the gas tube head to move inwards, so that the convex edge 441 is gradually far away from the perforation 431, and gas can enter the connecting main tube 2 from the perforation 431, so that the structure is simple, and the one-way opening and closing function is realized quickly; in addition, the one-way valve 4 is pulled out to quickly release the gas in the deflation bag 11, so that the catheter 1 is conveniently removed, and the patient urethra is prevented from being damaged due to the fact that the air bag 11 extrudes the patient urethra.
Example 2
As shown in fig. 1-4, the connecting main pipe 2 is provided with a pressure measuring air bag 21, and the pressure measuring air bag 21 is communicated with the connecting main pipe 2.
Because the pressure measuring air bag 21 and the air bag 11 are communicated, the air pressure of the two air bags is the same, after the air bag 11 is inflated, the pressure measuring air bag 21 on the connecting main pipe 2 is bulged at the same time, a nursing staff can touch the pressure measuring air bag 21, when the air bag 11 leaks air, the pressure in the pressure measuring air bag 21 is reduced and gradually becomes flat, the nursing staff can obviously observe the shape change of the pressure measuring air bag 21, and the pressure in the air bag 11 is judged according to the shape change of the pressure measuring air bag 21; in addition, when the pressure measuring tube 31 fails, the pressure measuring air bag 21 can be observed and touched, so that the double safety function is realized, and the safety and the reliability are realized.
Example 3
As shown in fig. 1-6, one end of the pressure measuring tube 31 far away from the first through hole 321 is in threaded connection with a threaded rod 33, one end of the threaded rod 33 extends into the pressure measuring cavity 32, an adjusting block 323 is rotatably arranged at the end, the adjusting block 323 is slidably and sealingly arranged in the pressure measuring cavity 32, one end of the compression spring 35 far away from the sliding block 322 is fixedly connected to the adjusting block 323, an operating plate 34 is arranged at the other end of the threaded rod 33, and in an initial state, the adjusting block 323 contacts the bottom of the pressure measuring cavity 32.
Because compression spring 35 is pressed for a long time and is easy to deform, under the state that gasbag 11 does not inflate, slider 322 is located the top of scale 311 home position to with home position parallel and level, can rotate operating panel 34 and threaded rod 33 this moment, promote adjusting block 323 to slider 322 direction slip, promote slider 322 to first through-hole 321 through compression spring 35 and slide, make slider 322 remove to the home position of scale 311, make things convenient for the nursing staff to observe the shift position of record slider 322, simple structure.
Claims (1)
1. An air bag pressure monitoring joint for a urinary catheter, the urinary catheter (1) comprises an air bag (11), a liquid draining port (13) and an air charging port (14), one end of the liquid draining port (13) is connected with one end of the air charging port (14), and one end of the air charging port (14) connected with the liquid draining port (13) is communicated with the air bag (11), and the air bag pressure monitoring joint is characterized by comprising: the inflatable device comprises a connecting main pipe (2), wherein one end of the connecting main pipe (2) is inserted into an inflation inlet (14), a one-way valve (4) is arranged at the other end of the connecting main pipe, a pressure measuring air bag (21) is arranged on the connecting main pipe (2), and the pressure measuring air bag (21) is communicated with the connecting main pipe (2);
the connecting branch pipe (3), the connecting branch pipe (3) is arranged on the connecting main pipe (2) in a separated mode, a pressure measuring pipe (31) is arranged at the end portion of the connecting branch pipe (3), a pressure measuring cavity (32) is arranged in the pressure measuring pipe (31), a first through hole (321) is formed in one end of the pressure measuring cavity (32), the connecting branch pipe (3) is communicated with the pressure measuring cavity (32) through the first through hole (321), the pressure measuring pipe (31) is made of transparent materials, and scales (311) are marked on the outer side of the pressure measuring pipe (31) along the length direction;
the sliding block (322) is arranged in the pressure measuring cavity (32) in a sliding mode, and a compression spring (35) is connected between the sliding block (322) and one end, far away from the first through hole (321), of the pressure measuring cavity (32);
one end of the pressure measuring tube (31) far away from the first through hole (321) is in threaded connection with a threaded rod (33), one end of the threaded rod (33) extends into the pressure measuring cavity (32) and an adjusting block (323) is arranged at the end part in a rotating mode, the adjusting block (323) is arranged in the pressure measuring cavity (32) in a sliding mode, one end, far away from the sliding block (322), of the compression spring (35) is fixedly connected onto the adjusting block (323), and an operating plate (34) is arranged at the other end of the threaded rod (33);
the check valve (4) comprises an upper tube head (41), a lower tube head (42) and a limiting check ring (43), wherein a through hole (431) is formed in the limiting check ring (43), the upper tube head (41) and the lower tube head (42) are coaxially arranged on two sides of the limiting check ring (43) respectively and are communicated with each other through the through hole (431), an opening and closing structure is arranged in the lower tube head (42), and the opening and closing structure can open and close the through hole (431);
an annular ring (421) is arranged in the lower pipe head (42), and the opening and closing structure comprises:
the rubber column (44) is inserted into the through hole (431), one end of the rubber column (44) extends into the upper tube head (41) and the end part of the rubber column is provided with a top block (442), the other end of the rubber column (44) extends into the lower tube head (42) and the end part of the rubber column penetrates through the annular ring (421);
a protruding edge (441), wherein the protruding edge (441) is arranged on a rubber column (44) in the lower tube head (42);
the reset spring (45), reset spring (45) cover is established outside rubber post (44), the one end of reset spring (45) links firmly on annular ring (421), and the other end links firmly on protruding edge (441).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320866421.7U CN219764258U (en) | 2023-04-12 | 2023-04-12 | Balloon pressure monitoring joint for catheter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320866421.7U CN219764258U (en) | 2023-04-12 | 2023-04-12 | Balloon pressure monitoring joint for catheter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219764258U true CN219764258U (en) | 2023-09-29 |
Family
ID=88133916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320866421.7U Active CN219764258U (en) | 2023-04-12 | 2023-04-12 | Balloon pressure monitoring joint for catheter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219764258U (en) |
-
2023
- 2023-04-12 CN CN202320866421.7U patent/CN219764258U/en active Active
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