CN210250704U - Automatic opening and closing and time-delay device for urinary catheter - Google Patents
Automatic opening and closing and time-delay device for urinary catheter Download PDFInfo
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- CN210250704U CN210250704U CN201920543943.7U CN201920543943U CN210250704U CN 210250704 U CN210250704 U CN 210250704U CN 201920543943 U CN201920543943 U CN 201920543943U CN 210250704 U CN210250704 U CN 210250704U
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- valve body
- adjusting rod
- urine
- delay device
- stop
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Abstract
The utility model belongs to the field of auxiliary urination appliances for urethral intubation, and relates to an automatic opening and closing and time delay device for a urethral catheter, which comprises a valve body, wherein the top of the valve body is provided with a urine inlet connecting pipe, the bottom of the valve body is provided with a urine outlet connecting pipe, and the urine inlet connecting pipe is communicated with the inner cavity of the valve body through a urine inlet hole of the valve body; the inner cavity of the valve body is provided with a valve core and an elastic structure, the valve core is arranged at the top of the elastic structure, and the bottom of the elastic structure is abutted against the inner wall of the bottom of the valve body; the valve core is blocked at the orifice of the urine inlet hole under the action of the elastic structure. The utility model discloses a device can the perception bladder pressure, realizes opening automatically, closes the ureter, makes bladder regularly sufficient and evacuation, has promoted the recovery of bladder function.
Description
Technical Field
The utility model belongs to the field of auxiliary urination appliances for urethral catheterization, in particular to an automatic opening and closing and time delay device for a urethral catheter.
Background
The urethral intubation is auxiliary diagnosis or treatment by inserting a catheter into the bladder through the urethra to guide urine under the principle of aseptic operation, and can also be used for patients with urinary incontinence. The main indications are: 1. it is commonly used for urinary retention; 2. reserving urine for bacterial culture; 3. detecting whether the urethra has stenosis or not and carrying out operations such as preoperative preparation of pelvic organs and the like.
When some diseases or operations need to be intubated, and the catheter is left, the mode of timed urine drainage and open drainage urine drainage is generally adopted clinically. However, the above-mentioned mode violates the normal urination mode, especially the open drainage urination, so that the intermittent urination activity becomes a continuous process corresponding to the generation of urine in the kidney, the bladder storage function is useless, the urination reflex is interrupted, the bladder is in an empty state, and gradually adapts to the inert state of urine flow, and the consciousness of active urination cannot be established in time even after the extubation. However, the intermittent and regular discharge of urine should not be controlled by the person to control the filling speed, pressure and urination interval. If the urine in the bladder is small, the urine is not enough to cause the sense of urination, the urine flows out along with the pressure difference, the patient is difficult to have the sense of urination, and the sense of active urination can not be established in time after the catheter is pulled out.
The bladder is in a vacuity state due to the above problems, and the detrusor muscle of the bladder is disused and atrophied, resulting in bladder contracture. The clinical manifestations are as follows: patients often experience varying degrees of urodynia, constipation, frequency, urgency, intolerable distending or cramping pain in the bladder area and perineum. Unsmooth bladder irrigation and even backflow of irrigation liquid occur, the color of flushed liquid and blood is deepened, and urine overflows around the catheter and the like.
SUMMERY OF THE UTILITY MODEL
According to the problem that exists among the prior art, the utility model provides an automatic start-stop and delay device for catheter, it can the perception bladder pressure, realizes opening automatically, closing the ureter, makes the bladder regularly sufficient and evacuation, has promoted the recovery of bladder function.
The utility model adopts the following technical scheme:
an automatic opening, closing and time-delay device for a catheter comprises a valve body, wherein a urine inlet connecting pipe is arranged at the top of the valve body, a urine outlet connecting pipe is arranged at the bottom of the valve body, and the urine inlet connecting pipe is communicated with an inner cavity of the valve body through a urine inlet hole of the valve body; the inner cavity of the valve body is provided with a valve core and an elastic structure, the valve core is arranged at the top of the elastic structure, and the bottom of the elastic structure is abutted against the inner wall of the bottom of the valve body; the valve core is blocked at the orifice of the urine inlet hole under the action of the elastic structure.
Preferably, the periphery of the valve core is provided with a liquid accumulation structure integrated with the valve core; the liquid accumulation structure is in an annular cavity shape, is positioned below the valve core and is sleeved on the periphery of the elastic structure; and a small liquid outlet hole is formed in the bottom of the annular cavity of the liquid accumulation structure.
Preferably, the elastic structure comprises a spring and a mounting post; the valve core is fixed at the top of the spring through the mounting column, and the bottom of the spring is fixed at the bottom of the valve body.
Preferably, the elastic structure further comprises an adjusting assembly, wherein the adjusting assembly comprises a spring seat and an adjusting rod penetrating through the bottom of the valve body; the bottom of the spring is clamped on the upper portion of the spring seat, the upper portion of the adjusting rod is in threaded connection with the lower portion of the spring seat, and the lower portion of the adjusting rod is rotatably clamped on the bottom of the valve body.
More preferably, the bottom of the valve body is also fixed with an anti-rotation part for limiting the spring seat; the spring seat can be limited on the anti-rotation part along the anti-rotation part in a vertically sliding mode.
Still further preferably, the valve body comprises an upper valve body and a lower valve body which are connected by screw threads; the urine inlet connecting pipe is arranged at the top of the upper valve body, the urine outlet connecting pipe is arranged at the bottom of the lower valve body, and the adjusting rod is clamped at the bottom of the lower valve body.
Preferably, the joint of the upper valve body and the lower valve body and the joint of the adjusting rod and the lower valve body are provided with sealing rings.
Still further preferably, the periphery of the top of the upper valve body is provided with a mounting buckle; the installation buckle is set to two, and the symmetry sets up.
Preferably, the regulating rod is provided with a limiting ring integrated with the regulating rod, and the limiting ring is abutted against the inner wall of the bottom of the valve body; the bottom of adjusting the pole is equipped with the locating part that prevents to adjust pole axial motion, the diameter of locating part is greater than the diameter of adjusting the pole.
Further preferably, a torsion bar convenient for rotating the adjusting rod is arranged at the bottom of the adjusting rod; the limiting piece is fixed at the bottom of the adjusting rod through a torsion bar; the number of the torsion bars is two, and the two torsion bars are symmetrically arranged around the circle center of the bottom plane of the adjusting rod; the bottom of locating part still is equipped with the direction indicating line of opening time extension.
The beneficial effects of the utility model reside in that:
1) the utility model discloses a device is equipped with case and elastic construction, and the case blocks up the hole of urinating into through elastic construction, has saved corresponding urine in patient's bladder, and when bladder pressure exceeded elastic construction pressure, the case was washed away automatically, and the urine is discharged via the hole of urinating into, and when bladder pressure did not exceed elastic construction pressure, the case was replaced the pressure by elastic construction and was closed, and then through perception bladder pressure, has realized automatic opening, closed ureter.
2) The utility model discloses a case periphery department is equipped with the hydrops structure, and the annular cavity bottom of hydrops structure is equipped with out the liquid aperture. When the valve core is automatically opened, urine flows into the annular cavity of the effusion structure along the valve core, and the urine flows out in a small amount because the liquid outlet small hole is formed at the bottom of the annular cavity of the effusion structure, and is gradually accumulated in the annular cavity, and the spring is compressed by gravity formed in the annular cavity along with the increase of the accumulated amount; along with the continuation of the urination process, urine in the bladder of the patient is gradually reduced until the urine does not exist, at the moment, the urine outlet amount of the small liquid outlet hole is larger than the urine inlet amount in the annular cavity, the urine accumulated in the annular cavity is gradually emptied, the gravity action of the annular cavity is also smaller and smaller, the spring is gradually reset, the gap between the valve core and the urine inlet hole is smaller and smaller until the valve core and the urine inlet hole are sealed again, and the patient enters the process of accumulating the urine again. The arrangement of the hydrops structure plays a role in time delay, so that the bladder is filled and emptied at regular time, and the recovery of the bladder function is facilitated.
3) The utility model discloses an elastic construction still is equipped with adjusting part, to different patients' different characteristics, can adjust urination cycle and urination time through adjusting part, and the suitability is good.
Drawings
Fig. 1 is a schematic view of the device of the present invention in a closed state.
Fig. 2 is a schematic diagram of the device of the present invention in an open state.
Fig. 3 is a bottom schematic view of the adjusting lever of the present invention.
Reference numerals: 1-valve body, 2-elastic structure, 3-hydrops structure, 4-adjusting component, 5-urethral intubation tube, 6-urine bag connection tube, 11-urine inlet connection tube, 12-urine outlet connection tube, 13-urine inlet hole, 14-valve core, 15-upper valve body, 16-lower valve body, 17-sealing ring, 18-mounting buckle, 19-anti-rotation component, 21-spring, 22-mounting column, 31-liquid outlet hole, 41-spring seat, 42-adjusting rod, 43-limiting ring, 44-limiting piece, 45-torsion bar and 46-direction indicating line.
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.
As shown in fig. 1 and 2, an automatic start-stop and delay device for a urinary catheter comprises a valve body 1, wherein a urine inlet connecting pipe 11 is arranged at the top of the valve body 1, a urine outlet connecting pipe 12 is arranged at the bottom of the valve body 1, and the urine inlet connecting pipe 11 is communicated with an inner cavity of the valve body 1 through a urine inlet hole 13 of the valve body 1; the inner cavity of the valve body 1 is provided with a valve core 14 and an elastic structure 2, the valve core 14 is arranged at the top of the elastic structure 2, and the bottom of the elastic structure 2 is abutted against the inner wall of the bottom of the valve body 1; the valve core 14 is blocked at the orifice of the urine inlet hole 13 under the action of the elastic structure 2.
The periphery of the valve core 14 is provided with a liquid accumulation structure 3 integrated with the valve core; the liquid accumulation structure 3 is in a ring cavity shape, the liquid accumulation structure 3 is positioned below the valve core 14, and the liquid accumulation structure 3 is sleeved on the periphery of the elastic structure 2; the bottom of the annular cavity of the liquid loading structure 3 is provided with a small liquid outlet hole 31.
Specifically, the liquid outlet holes 31 are provided in plurality and are uniformly distributed.
The elastic structure 2 comprises a spring 21 and a mounting column 22; the valve core 14 is fixed on the top of the spring 21 through the mounting post 22, and the bottom of the spring 21 is fixed on the bottom of the valve body 1.
Specifically, the spring 21, the mounting post 22 and the valve core 14 may be connected in any one of the following two ways:
in the first mode, the top of the mounting column 22 is fixedly connected with the valve core 14, the bottom of the mounting column 22 is clamped at the top of the spring 21, and the bottom of the spring 21 is fixed at the bottom of the valve body 1;
in the second mode, the mounting post 22 is hollow, the top of the mounting post 22 is fixedly connected with the valve core 14, the bottom of the mounting post 22 is sleeved on the top of the spring 21, and the bottom of the spring 21 is fixed at the bottom of the valve body 1.
The elastic structure 2 further comprises an adjusting assembly 4, and the adjusting assembly 4 comprises a spring seat 41 and an adjusting rod 42 which penetrates through the bottom of the valve body 1; the bottom of the spring 21 is clamped at the upper part of the spring seat 41, the upper part of the adjusting rod 42 is in threaded connection with the lower part of the spring seat 41, and the lower part of the adjusting rod 42 is rotatably clamped at the bottom of the valve body 1.
An anti-rotation part 19 for limiting the spring seat 41 is fixed at the bottom of the valve body 1; the spring seat 41 is limited on the rotation preventing member 19 so as to be slidable up and down along the rotation preventing member 19.
Specifically, the spring seat 41 and the rotation preventing member 19 may be connected in any one of the following two ways:
in the first mode, a protrusion is arranged on the outer side wall of the spring seat 41, a through groove is arranged at a position of the rotation-preventing component 19 corresponding to the protrusion, and the protrusion can be clamped in the through groove in a vertical sliding manner along the through groove;
in the second mode, the outer side wall of the spring seat 41 is provided with a hanging ring, the anti-rotation part 19 is arranged at a position corresponding to the hanging ring, and the hanging ring can be sleeved on the anti-rotation part 19 along the anti-rotation part 19 in a vertical sliding manner.
The valve body 1 comprises an upper valve body 15 and a lower valve body 16 which are connected through threads; the urine inlet connecting pipe 11 is arranged at the top of the upper valve body 15, the urine outlet connecting pipe 12 is arranged at the bottom of the lower valve body 16, and the adjusting rod 42 is clamped at the bottom of the lower valve body 16.
Specifically, the upper valve body 15 and the lower valve body 16 are made of polypropylene materials, so that the forming and the disinfection are convenient; the height of the upper valve body 15 is smaller than that of the lower valve body 16.
And sealing rings 17 are arranged at the joint of the upper valve body 15 and the lower valve body 16 and the joint of the adjusting rod 42 and the lower valve body 16.
The periphery of the top of the upper valve body 15 is provided with a mounting buckle 18; the two mounting buckles 18 are symmetrically arranged.
The adjusting rod 42 is provided with a limiting ring 43 integrated with the adjusting rod, and the limiting ring 43 is abutted against the inner wall of the bottom of the valve body 1; the bottom of the adjusting rod 42 is provided with a limiting member 44 for preventing the adjusting rod 42 from moving axially, and the diameter of the limiting member 44 is larger than that of the adjusting rod 42.
As shown in fig. 3, a torsion bar 45 for rotating the adjusting rod 42 is arranged at the bottom of the adjusting rod 42; the limiting piece 44 is fixed at the bottom of the adjusting rod 42 through a torsion bar 45; the number of the torsion bars 45 is two, and the two torsion bars 45 are symmetrically arranged around the circle center of the bottom plane of the adjusting rod 42; the bottom of the stopper 44 is also provided with a direction indicating line 46 for extending the opening time.
The utility model discloses a device is before using, to different characteristics of different patients, adjusts the urination cycle and the urination time of setting for through rotatory regulation pole 42.
The utility model discloses a device is when using, will advance urine to take over 11 and peg graft patient's bladder through urethra intubate 5, go out urine and take over 12 and peg graft on the urine bag through urine bag takeover 6, this device begins to be in the closed condition, as shown in figure 1, the pressure that produces after the compression of spring 21 for case 14 only blocks up in the drill way of advancing urine hole 13, has prevented the flow of urine, and the urine is consequently mainly suppressed in patient's bladder.
Over time, the more urine that accumulates, the higher the bladder pressure rises, resembling the normal human physiology cycle. After a certain time interval, the patient's bladder has accumulated a certain amount of urine, the bladder pressure reaches a certain value, and when the bladder pressure exceeds the pressure of the elastic body 21, the valve core 14 is automatically opened, and at this time, the device is in an open state, as shown in fig. 2, and the direction of the arrow in the figure shows the flow direction of the urine.
After the valve core 14 is automatically opened, urine flows into the annular cavity of the effusion structure 4 along the valve core 14, and the urine flows out in a small amount because the liquid outlet small hole 31 is formed at the bottom of the annular cavity of the effusion structure 4, and is gradually accumulated in the annular cavity, and the spring 21 is compressed by gravity formed in the annular cavity along with the increase of the accumulated amount; along with the continuation of the urination process, urine in the bladder of the patient is gradually reduced until the urine does not exist, at the moment, the urine output amount of the small liquid outlet hole 31 is larger than the urine inlet amount in the annular cavity, the urine accumulated in the annular cavity is gradually emptied, the gravity action of the urine is also gradually reduced, the spring 21 is gradually reset, the gap between the valve core 14 and the urine inlet hole 13 is gradually reduced until the valve core and the urine inlet hole are sealed again, and the patient enters the process of accumulating the urine again.
In the use process of the device, the urine output speed in the annular cavity of the effusion structure 4 can be adjusted by blocking or opening part of the small liquid outlet holes 31, namely the closing delay time is adjusted.
To sum up, the utility model provides an automatic start-stop and delay device for catheter, it can the perception bladder pressure, realizes opening automatically, closes the ureter, makes bladder regularly sufficient and evacuation, has promoted the recovery of bladder function.
Claims (10)
1. The utility model provides an automatic start-stop and delay device for catheter which characterized in that: the urine collection valve comprises a valve body (1), wherein a urine inlet connecting pipe (11) is arranged at the top of the valve body (1), a urine outlet connecting pipe (12) is arranged at the bottom of the valve body (1), and the urine inlet connecting pipe (11) is communicated with an inner cavity of the valve body (1) through a urine inlet hole (13) of the valve body (1); the inner cavity of the valve body (1) is provided with a valve core (14) and an elastic structure (2), the valve core (14) is arranged at the top of the elastic structure (2), and the bottom of the elastic structure (2) is abutted against the inner wall of the bottom of the valve body (1); the valve core (14) is blocked at the orifice of the urine inlet hole (13) under the action of the elastic structure (2).
2. The automatic start-stop and delay device for the urinary catheter according to claim 1, wherein: the periphery of the valve core (14) is provided with a liquid accumulation structure (3) integrated with the valve core; the liquid accumulation structure (3) is in an annular cavity shape, the liquid accumulation structure (3) is positioned below the valve core (14), and the liquid accumulation structure (3) is sleeved on the periphery of the elastic structure (2); and a small liquid outlet hole (31) is formed in the bottom of the annular cavity of the liquid accumulation structure (3).
3. The automatic start-stop and delay device for the urinary catheter according to claim 1, wherein: the elastic structure (2) comprises a spring (21) and a mounting column (22); the valve core (14) is fixed to the top of the spring (21) through the mounting column (22), and the bottom of the spring (21) is fixed to the bottom of the valve body (1).
4. The automatic start-stop and delay device for the urinary catheter according to claim 3, wherein: the elastic structure (2) further comprises an adjusting component (4), and the adjusting component (4) comprises a spring seat (41) and an adjusting rod (42) penetrating through the bottom of the valve body (1); the bottom of the spring (21) is clamped at the upper part of the spring seat (41), the upper part of the adjusting rod (42) is in threaded connection with the lower part of the spring seat (41), and the lower part of the adjusting rod (42) is rotatably clamped at the bottom of the valve body (1).
5. The automatic start-stop and delay device for the urinary catheter according to claim 4, wherein: an anti-rotation part (19) for limiting the spring seat (41) is fixed at the bottom of the valve body (1); the spring seat (41) can be limited on the anti-rotation part (19) along the anti-rotation part (19) in a vertically sliding mode.
6. The automatic start-stop and delay device for the urinary catheter according to claim 4, wherein: the valve body (1) comprises an upper valve body (15) and a lower valve body (16) which are connected in a threaded manner; the urine inlet connecting pipe (11) is arranged at the top of the upper valve body (15), the urine outlet connecting pipe (12) is arranged at the bottom of the lower valve body (16), and the adjusting rod (42) is clamped at the bottom of the lower valve body (16).
7. The automatic start-stop and delay device for the urinary catheter according to claim 6, wherein: and sealing rings (17) are arranged at the joint of the upper valve body (15) and the lower valve body (16) and the joint of the adjusting rod (42) and the lower valve body (16).
8. The automatic start-stop and delay device for the urinary catheter according to claim 6, wherein: the periphery of the top of the upper valve body (15) is provided with a mounting buckle (18); the number of the mounting buckles (18) is two, and the mounting buckles are symmetrically arranged.
9. The automatic start-stop and delay device for the urinary catheter according to claim 4, wherein: the adjusting rod (42) is provided with a limiting ring (43) integrated with the adjusting rod, and the limiting ring (43) is abutted against the inner wall of the bottom of the valve body (1); the bottom of the adjusting rod (42) is provided with a limiting piece (44) for preventing the adjusting rod (42) from moving axially, and the diameter of the limiting piece (44) is larger than that of the adjusting rod (42).
10. The automatic start-stop and delay device for the urinary catheter according to claim 9, wherein: a torsion bar (45) convenient for rotating the adjusting rod (42) is arranged at the bottom of the adjusting rod (42); the limiting piece (44) is fixed at the bottom of the adjusting rod (42) through a torsion bar (45); the number of the torsion bars (45) is two, and the two torsion bars (45) are symmetrically arranged around the circle center of the bottom plane of the adjusting rod (42); the bottom of the limiting piece (44) is also provided with a direction indicating line (46) for prolonging the opening time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920543943.7U CN210250704U (en) | 2019-04-19 | 2019-04-19 | Automatic opening and closing and time-delay device for urinary catheter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920543943.7U CN210250704U (en) | 2019-04-19 | 2019-04-19 | Automatic opening and closing and time-delay device for urinary catheter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210250704U true CN210250704U (en) | 2020-04-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920543943.7U Expired - Fee Related CN210250704U (en) | 2019-04-19 | 2019-04-19 | Automatic opening and closing and time-delay device for urinary catheter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210250704U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110038171A (en) * | 2019-04-19 | 2019-07-23 | 安徽省立医院 | A kind of automatic open close and time-delay mechanism for catheter |
| CN113209396A (en) * | 2021-04-30 | 2021-08-06 | 青岛大学附属医院 | Time and pressure control catheter clamping device |
-
2019
- 2019-04-19 CN CN201920543943.7U patent/CN210250704U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110038171A (en) * | 2019-04-19 | 2019-07-23 | 安徽省立医院 | A kind of automatic open close and time-delay mechanism for catheter |
| CN113209396A (en) * | 2021-04-30 | 2021-08-06 | 青岛大学附属医院 | Time and pressure control catheter clamping device |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200407 |
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| CF01 | Termination of patent right due to non-payment of annual fee |