CN218980183U - Three-cavity urinary catheter with sealing sleeve - Google Patents

Abstract

The utility model discloses a three-cavity urinary catheter with a sealing sleeve, which comprises a catheter body, an air injection pipe, a flushing pipe and a sealing sleeve, wherein the catheter body is provided with an air bag at a retaining end, the air injection pipe is connected with the catheter body and used for filling the air bag, the flushing pipe is connected with the catheter body and communicated with the inside of the catheter body, and the sealing sleeve is detachably arranged on the flushing pipe and used for controlling the opening or closing of a catheter opening of the flushing pipe; the sealing sleeve comprises an outer sleeve which can be sleeved with the flushing pipe, a sealing cover movably connected with one end of the outer sleeve, and a pipe clamping mechanism which is arranged in the outer sleeve and can be used for clamping the flushing pipe, wherein the sealing cover is used for controlling the opening or closing of the port of the outer sleeve, after the bladder flushing is finished, the pipe clamping mechanism in the sealing sleeve can be directly used for clamping the flushing pipe, the port of the flushing cavity opening is subjected to anti-fouling and antibacterial protection through the sealing cover, the sealing sleeve cannot be easily touched and fallen off, the flushing pipe can be sealed continuously, a drainage bag is not used any more, the occupation of space is reduced, a patient can be left in a small number of parts, and the burden of the patient is reduced.

Description

Three-cavity urinary catheter with sealing sleeve

Technical Field

The utility model belongs to the technical field of medical appliances, and particularly relates to a three-cavity urinary catheter with a sealing sleeve.

Background

The bladder irrigation is a treatment mode of using the catheter to pour the irrigation solution into the bladder and then using the siphon principle to drain the poured irrigation solution, the bladder irrigation can remove blood clots, foreign matters and the like in the bladder, plays the roles of stopping bleeding and preventing the blockage of the urinary catheter, ensures smooth drainage, avoids secondary bleeding and bladder spasm, promotes incision healing, relieves pain and stimulation of patients, prevents infection and is beneficial to recovery of bladder functions.

In bladder irrigation treatment, three-cavity catheters are commonly used at present for irrigation, one end of each three-cavity catheter is provided with a balloon and a urination port, and the other end of each three-cavity catheter is provided with three cavity ports by being respectively connected with an air injection pipe and an irrigation pipe. One of the cavity openings is connected with the air bag so as to expand the balloon, so that the catheter is fixed when catheterization is carried out, the second cavity opening is connected with the drainage bag for draining urine, and the third cavity opening is used for accessing bladder flushing liquid for bladder flushing.

Because the mouth of the flushing cavity is communicated with the inner bladder and the outside, the mouth of the flushing cavity is often required to be connected with a drainage bag or other suitable objects to be sealed after the bladder flushing is stopped. If the drainage bag is connected, the occupied space is too much, and the burden of a patient can be increased; if other unmatched objects such as medicine bottle plugs and the like are adopted to clamp the pipe orifice, the object for closing the pipe orifice is easy to fall off, the purpose of closing the pipe orifice is not achieved, and liquid leakage can be caused.

Disclosure of Invention

Aiming at the prior art, if the pipe orifice is sealed by a drainage bag, the drainage bag occupies excessive space; if other objects are clamped, the three-cavity urinary catheter is easy to fall off to cause the technical problem of liquid leakage.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the three-cavity urinary catheter with the sealing sleeve comprises a catheter body with an air bag at the indwelling end, an air injection pipe connected with the catheter body and used for injecting air into the air bag, a flushing pipe connected with the catheter body and communicated with a liquid outlet cavity in the catheter body, and a sealing sleeve detachably arranged on the flushing pipe and used for controlling the opening or closing of a catheter opening of the flushing pipe; the sealing sleeve comprises an outer sleeve sleeved with the flushing pipe, a sealing cover movably connected with one end of the outer sleeve, and a pipe clamping mechanism arranged in the outer sleeve and used for clamping the flushing pipe, wherein the sealing cover is used for controlling the opening or closing of a port of the outer sleeve.

Further, the pipe clamping mechanism comprises a first clamping block fixedly arranged on the inner wall of the outer sleeve, a second clamping block arranged in the outer sleeve and opposite to the first clamping block, and an adjusting screw connected with the second clamping block and used for controlling the second clamping block to move, the outer sleeve is provided with an adjusting hole with internal threads, the adjusting screw is in threaded connection with the adjusting hole, and the adjusting screw penetrates through the end in the outer sleeve and is connected with the second clamping block.

Further, the pipe clamping mechanisms are distributed close to the sealing cover, and the clamping surfaces of the first clamping block and the second clamping block are covered with a silica gel layer.

Further, the outer sleeve is movably connected with the sealing cover through a rotating shaft.

Further, a partition board is arranged in the outer sleeve and used for dividing the space in the outer sleeve into a first space and a second space which are independent of each other, the pipe clamping mechanisms are distributed in the first space, a cylindrical inner sleeve is arranged in the second space, and a pipe cavity for the flushing pipe to pass through and be communicated with the first space is formed in the inner sleeve.

Further, a cylindrical sponge tube is fixedly connected to the inner wall of the tube cavity.

Further, the axis of the lumen is collinear with the axis of the outer cannula.

Further, a disinfection mechanism is further arranged in the second space, and comprises a piston sleeve sleeved on the outer wall of the inner sleeve, a control mechanism which is connected with the piston sleeve and used for controlling the piston sleeve to move and enabling the piston sleeve to return, disinfection alcohol filled between the piston sleeve and the partition plate, and a liquid discharge hole which is arranged on the inner sleeve, penetrates through the inner sleeve and is communicated with the pipe cavity; when the control mechanism controls the piston sleeve to move towards the direction deviating from the partition board, the disinfection alcohol can be discharged from the liquid discharge hole and enter the pipe cavity; when the control mechanism controls the piston sleeve to return, the liquid discharge hole can be closed.

Further, the piston sleeve comprises a piston sleeve body sleeved on the outer wall of the inner sleeve and a circular piston block fixedly connected between the piston sleeve body and the outer sleeve, and the inner wall of the piston sleeve body is covered with a rubber layer which is contacted with the outer wall of the inner sleeve and seals the liquid discharge hole; the outer surface of the piston block is also covered with a rubber layer, and the rubber layer of the end face of the end, which is away from the fixedly-connected end, is contacted with the inner wall of the outer sleeve.

Further, the control mechanism comprises a through hole formed in the outer sleeve, two connecting rods, a lantern ring and a return spring, wherein one end of each connecting rod penetrates through the through hole and is connected with the piston block, the lantern ring is fixedly connected with the other end of each connecting rod, the return spring is arranged between the outer sleeve and the lantern ring and is sleeved with the connecting rods, and the axis of the inner cavity of the lantern ring and the axis of the tube cavity are in the same straight line.

In summary, the beneficial effects of the utility model are as follows: firstly, install the cover that seals on the wash pipe, it connects to press from both sides the clamp of pipe mechanism and close the wash pipe, and when not using, remain the wash pipe all the time and be the closed state, and the accent can also be sealed by the closing cap and carry out antifouling protection, and such cover that seals designs for sealing the wash pipe, solves unmatched article joint accent and drops easily, perhaps increases the problem of burden with the drainage bag. And secondly, when bladder irrigation operation is needed, the sealing cover is opened, the pipe clamping mechanism is loosened, the connecting end of the irrigation pipe can be extended out from the inside of the sealing cover on the basis that the sealing cover is not detached, and the sealing cover at the moment is movably sleeved on the outer wall of the irrigation pipe and always follows the irrigation pipe together, so that the condition that the irrigation pipe cannot be sealed due to falling of parts is avoided. Thirdly, establish disinfection mechanism in can prevent fungus disinfection for sealing the flushing pipe that seals in the cover, promote the antifouling effect of three chamber urinary pipes after keeping somewhere for a long time.

Drawings

Fig. 1 is a schematic structural view of a three-chamber urinary catheter with a sealing sleeve provided by the utility model.

FIG. 2 is a cross-sectional view taken along A-A in the present utility model.

In the figure, 100-tube body, 110-air bag, 120-gas injection tube, 130-flushing tube, 140-liquid outlet cavity, 200-sealing sleeve, 210-outer sleeve, 211-rotating shaft, 212-baffle, 213-first space, 214-second space, 220-sealing cover, 230-tube clamping mechanism, 231-first clamping block, 232-second clamping block, 233-adjusting screw, 300-inner sleeve, 310-tube cavity, 311-sponge tube, 400-sterilizing mechanism, 410-piston sleeve, 411-piston sleeve body, 412-piston block, 420-sterilizing alcohol, 430-liquid outlet hole, 440-control mechanism, 441-connecting rod, 442-sleeve ring and 443-return spring.

Detailed Description

The utility model is further illustrated below in conjunction with specific drawings.

As shown in fig. 1, the present utility model provides a three-chamber urinary catheter with a sealing sleeve, comprising a catheter body 100 having an air bag 110 at a retention end, an air injection tube 120 connected to the catheter body 100 for injecting air into the air bag 110, a flushing tube 130 connected to the catheter body 100 and communicated with an outlet chamber 140 inside the catheter body 100, and a sealing sleeve 200 detachably mounted on the flushing tube 130 for controlling the opening or closing of the orifice of the flushing tube 130. The sealing sleeve 200 comprises an outer sleeve 210 capable of sleeving the flushing pipe 130, a sealing cover 220 movably connected with one end of the outer sleeve 210, and a pipe clamping mechanism 230 arranged in the outer sleeve 210 and used for clamping the flushing pipe 130, wherein the sealing cover 220 is used for controlling the opening or closing of the port of the outer sleeve 210. The end provided with the air bag 110 is left in the body of a patient, the tube body 100 is sleeved in the sealing sleeve 200, the flushing tube 130 can be clamped by utilizing the internal tube clamping mechanism 230 to block the leakage of liquid, the whole flushing cavity opening is protected in the outer sleeve 210, and then the tube opening of the outer sleeve 210 is sealed by utilizing the sealing cover 220. The mouth of the flushing pipe 130 not only can directly clamp the flushing pipe 130 by using the pipe clamping mechanism 230 in the sealing sleeve 200 connected to the flushing pipe 130 after the bladder flushing is finished, but also can prevent pollution and bacteria by using the sealing cover 220 to flush the mouth of the cavity, the sealing sleeve 200 not only can realize the purpose of sealing the flushing pipe 130, but also can not be easily touched and fallen off, and can ensure continuous sealing of the flushing pipe 130, in addition, the structure of the flushing pipe 130 is sealed, a drainage bag is not used any more, the occupation of space is reduced, three-cavity urinary catheter indwelling patients can be connected with one larger part at a small amount, and the burden of the patients is reduced.

The outer sleeve 210 is movably connected with the cover 220 through a rotating shaft 211, so that the opening and closing are very simple and easy.

As shown in fig. 2, a partition 212 is disposed in the outer sleeve 210 to divide the space in the outer sleeve 210 into a first space 213 and a second space 214 which are independent of each other, the tube clamping mechanism 230 is disposed in the first space 213, a cylindrical inner sleeve 300 is disposed in the second space 214, and a lumen 310 for the flushing tube 130 to pass through and communicate with the first space 213 is disposed in the inner sleeve 300. When the closure 220 is opened, the flush tube 130 passes from the first space 213 and then into the lumen 310 provided by the second space 214, and the tube clamping mechanism 230 is distributed within the first space 213.

The pipe clamping mechanism 230 includes a first clamping block 231 fixedly arranged on the inner wall of the outer sleeve 210, a second clamping block 232 arranged in the outer sleeve 210 and opposite to the first clamping block 231, and an adjusting screw 233 connected with the second clamping block 232 for controlling the movement of the second clamping block 232. The outer sleeve 210 is provided with an adjusting hole with internal threads, the adjusting screw 233 is in threaded connection with the adjusting hole, and the adjusting screw 233 penetrates through the end in the outer sleeve 210 to be connected with the second clamping block 232. After the flush tube 130 is within the outer sleeve 210, the adjusting screw 233 is rotated, the second clamp block 232 is operated to approach the first clamp block 231, and then the flush tube 130 placed between the first clamp block 231 and the second clamp block 232 is clamped. The tube clamping mechanism 230 not only has the function of closing the mouth of the flushing tube 130, but also fixes the sealing sleeve 200 on the flushing tube 130. When the cavity opening is required to be exposed for bladder irrigation, the adjusting screw 233 is rotated to release the clamping, the sealing cover 220 is opened, the cavity opening end of the irrigation pipe 130 extends out of the end of the outer sleeve 210 provided with the sealing cover 220, the connection of irrigation and drainage can be performed without disassembling the sealing cover 200, and the loss of the sealing cover 200 can be avoided.

The pipe clamping mechanism 230 is distributed near the sealing cover 220, and the clamping surfaces of the first clamping block 231 and the second clamping block 232 are covered with a silica gel layer, so that the clamping contact position of the flushing pipe 130 is protected. Such a clamping position is closer to the orifice of the flush tube 130, and more convenient to protect the orifice while clamping the flush tube 130.

After the second space 214 is provided with the inner sleeve 300, the inner sleeve is equivalent to a double-layer structure, and the axis of the lumen 310 and the axis of the outer sleeve 210 are in the same line, so that the flush tube 130 can be ensured to be contained in the lumen 310 without being twisted. The second space 214 is further provided with a sterilizing mechanism 400, the sterilizing mechanism 400 comprises a piston sleeve 410 sleeved on the outer wall of the inner sleeve 300, a control mechanism 440 connected with the piston sleeve 410 and used for controlling the piston sleeve 410 to move and enabling the piston sleeve 410 to return, sterilizing alcohol 420 filled between the piston sleeve 410 and the partition 212, and a liquid discharging hole 430 arranged on the inner sleeve 300, penetrating through the inner sleeve 300 and communicated with the pipe cavity 310. When the control mechanism 440 controls the piston sleeve 410 to move in a direction away from the barrier 212, the sterilizing alcohol 420 can be discharged from the discharge port 430 into the lumen 310. When the control mechanism 440 controls the piston sleeve 410 to return, the drain hole 430 can be closed. The control mechanism 440 may be used to deliver sterilizing alcohol 420 into the lumen 310, adding functionality to the cap 200 that may sterilize the inner flush tube 130. The inner wall of the tube cavity 310 is fixedly connected with a cylindrical sponge tube 311, the disinfection alcohol 420 flowing out of the liquid discharge hole 430 can infiltrate the sponge tube 311 so as to prevent liquid from flowing randomly, and after the tube clamping mechanism 230 is loosened, the repeated movement of the sealing sleeve 200 can be utilized to wipe and disinfect the connection end of the flushing tube 130 by the sponge tube 311 with the disinfection alcohol 420, so that the pollution prevention effect is further improved.

The piston sleeve 410 includes a piston sleeve 410 body sleeved on the outer wall of the inner sleeve 300, and a circular piston block 412 fixedly connected between the piston sleeve 410 body and the outer sleeve 210, and the inner wall of the piston sleeve 410 body is covered with a rubber layer to contact with the outer wall of the inner sleeve 300 and seal the drain hole 430. The outer surface of the piston block 412 is also covered with a rubber layer, and the rubber layer of the end face facing away from the fastening end is in contact with the inner wall of the outer sleeve 210. The piston sleeve 410 with the structure can ensure that after the control mechanism 440 is used each time, the liquid discharge hole 430 is exposed to the inside of the pipe cavity 310 to discharge the disinfection alcohol 420, and after the liquid discharge hole 430 is returned, the liquid is not circulated any more, and the disinfection alcohol 420 filled between the outer sleeve 210 and the inner sleeve 300 cannot leak outwards due to the cooperation of the piston sleeve 410 body and the piston block 412.

The control mechanism 440 includes a through hole provided on the outer sleeve 210, two connecting rods 441 with one ends penetrating the through hole and connected to the piston block 412, a collar 442 fixedly connected to the other end of the connecting rod 441, and a return spring 443 provided between the outer sleeve 210 and the collar 442 and sleeving the connecting rod 441, wherein the axis of the inner cavity of the collar 442 and the axis of the lumen 310 are in the same straight line. The flushing pipe 130 needs to be sleeved into the inner cavity of the lantern ring 442, disinfection alcohol 420 is conveyed into the pipe cavity 310 by each operation, the lantern ring 442 is moved to a direction far away from the outer sleeve 210 by only operation, the liquid discharge hole 430 can be exposed, liquid flows into the pipe cavity 310, and after completion, the return spring 443 drives return, so that the situation that the lantern ring 442 is pulled easily to cause liquid discharge by mistake is avoided. The whole liquid draining control process is simple and convenient, and the possibility of liquid draining caused by easy touch can be reduced.

This three-chamber urinary catheter with sealing sleeve 200: firstly, after the air bag 110 is filled by the air injection pipe 120, the whole pipe body 100 is reserved at a part required by a patient, the flushing pipe 130 is provided with the sealing sleeve 200, the flushing pipe 130 is clamped and closed by the pipe clamping mechanism 230 for connection, when the air bag is not used, the flushing pipe 130 is always kept in a closed state, moreover, the cavity opening can be closed by the sealing cover 220 for anti-fouling protection, and the sealing sleeve 200 is specially designed for sealing the flushing pipe 130, so that the problem that the unmatched object clamping cavity opening is easy to fall off or the burden is increased by using the drainage bag is solved. Secondly, when the bladder irrigation operation is needed, the sealing cover 220 is opened, the pipe clamping mechanism 230 is loosened, the connecting end of the irrigation pipe 130 can be extended from the inside of the sealing cover 200 on the basis that the sealing cover 200 is not detached, and the sealing cover 200 is movably sleeved on the outer wall of the irrigation pipe 130 and always follows the irrigation pipe 130 together, so that the situation that the irrigation pipe 130 cannot be sealed due to falling of parts is avoided. Thirdly, the built-in disinfection mechanism 400 can perform antibacterial disinfection for the flushing pipe 130 sealed in the sealing sleeve, thereby improving the antifouling effect.

The foregoing is merely exemplary of the present utility model and is not intended to limit the scope of the present utility model.

Claims (10)

1. The utility model provides a three chamber urinary catheter of cover is sealed in area which characterized in that: the device comprises a tube body with an air bag at the indwelling end, an air injection tube connected with the tube body and used for injecting air into the air bag, a flushing tube connected with the tube body and communicated with a liquid outlet cavity in the tube body, and a sealing sleeve detachably arranged on the flushing tube and used for controlling the opening or closing of the orifice of the flushing tube; the sealing sleeve comprises an outer sleeve sleeved with the flushing pipe, a sealing cover movably connected with one end of the outer sleeve, and a pipe clamping mechanism arranged in the outer sleeve and used for clamping the flushing pipe, wherein the sealing cover is used for controlling the opening or closing of a port of the outer sleeve.

2. A three-lumen urinary catheter with a sealing sleeve as claimed in claim 1, wherein: the pipe clamping mechanism comprises a first clamping block fixedly arranged on the inner wall of the outer sleeve, a second clamping block arranged in the outer sleeve and opposite to the first clamping block, and an adjusting screw rod connected with the second clamping block and used for controlling the second clamping block to move, wherein the outer sleeve is provided with an adjusting hole with internal threads, the adjusting screw rod is in threaded connection with the adjusting hole, and the adjusting screw rod penetrates through the end in the outer sleeve and is connected with the second clamping block.

3. A three-lumen urinary catheter with a sealing sleeve as claimed in claim 2, wherein: the pipe clamping mechanisms are distributed close to the sealing cover, and the clamping surfaces of the first clamping block and the second clamping block are covered with a silica gel layer.

4. A three-lumen urinary catheter with a sealing sleeve as claimed in claim 2, wherein: the outer sleeve is movably connected with the sealing cover through a rotating shaft.

5. A three-lumen urinary catheter with a sealing sleeve as claimed in claim 1, wherein: the inner sleeve is characterized in that a partition plate is arranged in the outer sleeve and used for dividing the space in the outer sleeve into a first space and a second space which are mutually independent, the pipe clamping mechanisms are distributed in the first space, a cylindrical inner sleeve is arranged in the second space, and a pipe cavity for the flushing pipe to pass through and be communicated with the first space is formed in the inner sleeve.

6. The three-lumen urinary catheter with a sealing sleeve according to claim 5, wherein: the inner wall of the tube cavity is fixedly connected with a cylindrical sponge tube.

7. The three-lumen urinary catheter with a sealing sleeve according to claim 5, wherein: the axis of the lumen is in the same line with the axis of the outer sleeve.

8. A three-lumen urinary catheter with a sealing sleeve as claimed in claim 7, wherein: the second space is internally provided with a disinfection mechanism, the disinfection mechanism comprises a piston sleeve sleeved on the outer wall of the inner sleeve, a control mechanism which is connected with the piston sleeve and used for controlling the piston sleeve to move and enabling the piston sleeve to return, disinfection alcohol filled between the piston sleeve and the partition plate, and a liquid discharge hole which is arranged on the inner sleeve, penetrates through the inner sleeve and is communicated with the lumen; when the control mechanism controls the piston sleeve to move towards the direction deviating from the partition board, the disinfection alcohol can be discharged from the liquid discharge hole and enter the pipe cavity; when the control mechanism controls the piston sleeve to return, the liquid discharge hole can be closed.

9. The three-lumen urinary catheter with a sealing sleeve of claim 8, wherein: the piston sleeve comprises a piston sleeve body sleeved on the outer wall of the inner sleeve and a circular piston block fixedly connected between the piston sleeve body and the outer sleeve, and the inner wall of the piston sleeve body is covered with a rubber layer which is contacted with the outer wall of the inner sleeve and seals the liquid discharge hole; the outer surface of the piston block is also covered with a rubber layer, and the rubber layer of the end face of the end, which is away from the fixedly-connected end, is contacted with the inner wall of the outer sleeve.

10. A three-lumen urinary catheter with a sealing sleeve as claimed in claim 9, wherein: the control mechanism comprises a through hole formed in the outer sleeve, two connecting rods, a lantern ring and a return spring, wherein one end of each connecting rod penetrates through the through hole and is connected with the piston block, the lantern ring is fixedly connected with the other end of each connecting rod, the return spring is arranged between the outer sleeve and the lantern ring and is sleeved with the connecting rods, and the axis of the inner cavity of the lantern ring and the axis of the tube cavity are in the same straight line.

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