CN219579692U - Catheter with anti-blocking function - Google Patents

Abstract

The utility model relates to the technical field of catheters, and discloses a catheter with an anti-blocking function, which comprises a catheter body and a second connector, wherein one end of the catheter body is communicated with the first connector, one end of the first connector is connected with a negative pressure pipe joint, a through hole is formed in the end part of the catheter body, the aperture of the through hole is larger, an arc-shaped sealing mechanism is arranged at the through hole, one end of the arc-shaped sealing mechanism is fixedly connected with a metal wire, one end of the metal wire penetrates through the catheter body and the first connector, and is fixedly connected with a limiting mechanism.

Description

Catheter with anti-blocking function

Technical Field

The utility model relates to the technical field of catheters, in particular to a catheter with an anti-blocking function.

Background

In medicine, a urinary catheter is inserted into a bladder through a urethra to drain urine, the urinary catheter is usually provided with a balloon, a liquid suction hole is arranged in front of one end of the balloon, after the urinary catheter stretches into the bladder, the balloon is inflated and clamped in the bladder, urine in the bladder is sucked through the liquid suction hole in front of the balloon, for example, the urinary catheter disclosed by the grant with the bulletin number of CN215135648U and the bulletin date of 2021, 12 months and 14 days comprises a catheter body and the balloon, wherein the catheter body is provided with a proximal end and a distal end, a urine discharging channel and an inflation channel are arranged in the catheter body, a first liquid suction hole and a vent hole are arranged at the proximal end, the first liquid suction hole is communicated with one end of the urine discharging channel, the vent hole is communicated with one end of the inflation channel, the distal end is provided with a first connector and a second connector, the first connector is communicated with the other end of the urine discharging channel, and the second connector is communicated with the other end of the inflation channel; the balloon is sleeved outside the tube body and is close to the proximal end, and the balloon is communicated with the inflation channel through the vent hole so as to inflate the balloon through the inflation channel; the tube body is also provided with a second liquid suction port which is positioned at a preset distance behind the saccule and is communicated with the urination channel. According to the catheter provided by the embodiment of the utility model, urine is discharged more fully, and urine residues are reduced.

The catheter has the following defects that if the aperture of the liquid suction hole at the front end of the catheter is smaller, the blood clot in the bladder is inconvenient to discharge, the aperture for discharging the blood clot in the bladder is larger for facilitating rapid discharge of the blood clot in the bladder, preventing the bladder from being blocked, and the blood clot can be discharged conveniently.

For this reason, we propose a catheter with anti-blocking function to solve the above problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the catheter with the anti-blocking function, and solves the problems that if the aperture of a liquid suction hole is smaller, blood clots are inconvenient to discharge, and if the aperture is larger, the front end of the catheter is not arc-shaped, and pain is increased for a patient in the process of inserting the catheter into the urethra.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a catheter with prevent stifled function, includes body and second joint, body one end intercommunication is provided with first joint, and first joint one end is connected with the negative pressure coupling, and the through-hole has been seted up to the body tip, and the through-hole aperture is great, and through-hole department is provided with arc sealing mechanism, arc sealing mechanism one end fixedly connected with wire, and wire one end runs through body and first joint to fixedly connected with stop gear.

Preferably, the arc-shaped sealing mechanism is an arc-shaped sealing block, and the radian of the arc-shaped sealing block is consistent with the radian of the end part of the pipe body.

Preferably, a plurality of round holes are formed in the peripheral side of the end part of the pipe body, and the round holes are arranged in a staggered mode.

Preferably, the wire is fixedly connected with a plurality of bristles at one side of the round hole.

Preferably, the limiting mechanism comprises a limiting block fixedly connected with one end of the metal wire, two ends of the limiting block rotate and are slidably connected with round rods, and one ends of the round rods are fixedly connected with limiting plates.

Preferably, one side of the tube body is provided with a cleaning joint in a communicating manner.

Preferably, one side of the limiting block is fixedly connected with a pull ring.

Compared with the prior art, the utility model has the following beneficial effects:

this kind of catheter with prevent stifled function, through seting up the through-hole at the body tip, the through-hole aperture is great, is convenient for discharge the blood clot in the bladder fast, avoids the bladder to block up, sets up arc sealing mechanism in the through-hole department for when inserting the body, arc sealing mechanism seals through-hole department, makes the body tip still be the arc setting, avoids bringing painful sense for the patient at the insertion in-process, breaks away from the through-hole through wire control arc sealing mechanism after inserting, can work.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional structure of the present utility model;

FIG. 2 is a schematic view of a perspective cross-sectional structure of an end portion of a pipe body according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1B;

FIG. 4 is a schematic diagram of a connection structure between the arc-shaped sealing block and the metal wire;

fig. 5 is an enlarged schematic view of the structure of fig. 4 a.

In the figure: 1. a tube body; 2. a second joint; 3. cleaning the joint; 4. a negative pressure pipe joint; 5. an arc-shaped sealing block; 6. a first joint; 7. a through hole; 8. a round hole; 9. a wire; 10. brushing; 11. a limiting block; 12. a round bar; 13. a limiting plate; 14. and (5) a pull ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, a catheter with anti-blocking function comprises a catheter body 1 and a second connector 2, wherein one end of the catheter body 1 is communicated with a first connector 6, one end of the first connector 6 is connected with a negative pressure pipe connector 4, the structure is similar to the structure and the function in the Chinese patent document with the authorized bulletin number of CN215135648U, a through hole 7 is formed in the end part of the catheter body 1, the hole diameter of the through hole 7 is larger, blood clots in the bladder are conveniently and rapidly discharged, the bladder is prevented from being blocked, an arc-shaped sealing mechanism is arranged at the through hole 7, the end part of the catheter body 1 is still in an arc-shaped arrangement when being inserted, pain is prevented from being brought to a patient in the insertion process, one end of the arc-shaped sealing mechanism is fixedly connected with a metal wire 9, one end of the metal wire 9 penetrates the catheter body 1 and the first connector 6, and is fixedly connected with a limiting mechanism, and the arc-shaped sealing mechanism is controlled to be separated from the through hole 7 after being inserted, so that the catheter can work.

When the novel bladder is used, before the tube body 1 is inserted, the metal wire 9 is pulled by the limiting mechanism, the metal wire 9 drives the arc-shaped sealing mechanism to move to the through hole 7, so that the end part of the tube body 1 is still in an arc-shaped structure, pain is avoided to be brought to a patient in the inserting process, after the novel bladder is inserted, the limiting mechanism is controlled to release and limit, the metal wire 9 is pushed, the metal wire 9 pushes the arc-shaped sealing mechanism to open the through hole 7, and blood clots in the bladder are conveniently and rapidly discharged due to the large aperture of the through hole 7, so that the bladder is prevented from being blocked.

As shown in fig. 1 and 2, further, the arc sealing mechanism is an arc sealing block 5, the radian of the arc sealing block 5 is consistent with the radian of the end part of the pipe body 1, in the use process, before the pipe body 1 is inserted, the metal wire 9 is pulled by the limiting mechanism, the metal wire 9 drives the arc sealing block 5 to move to the through hole 7, the radian of the arc sealing block 5 is consistent with the radian of the end part of the pipe body 1, and the end part of the pipe body 1 is still in arc arrangement, so that pain feeling is avoided to a patient in the insertion process.

As shown in fig. 1 and 2, further, a plurality of round holes 8 are formed in the peripheral side of the end portion of the tube body 1, the round holes 8 are arranged in a staggered manner, and the round holes 8 are multiple in favor of rapid discharge of blood clots.

As shown in fig. 2 and 5, further, the metal wire 9 is fixedly connected with a plurality of bristles 10 on one side of the round hole 8, when the arc-shaped sealing block 5 is located at the through hole 7, the bristles 10 are located inside the pipe body 1, the through hole 7 is opened, the bristles 10 are located at the round hole 8 in operation, the outer ends of the bristles 10 are located outside the round hole 8, namely, in the inserting process, the bristles 10 are located inside the pipe body 1, in the using process, the first connector 6 can be separated from the negative pressure pipe connector 4, and the metal wire 9 is controlled to drive the bristles 10 to move so as to prevent blockage.

As shown in fig. 3 and 5, further, the limiting mechanism comprises a limiting block 11 fixedly connected with one end of the metal wire 9, two ends of the limiting block 11 are rotationally and slidably connected with a round rod 12, one end of the round rod 12 is fixedly connected with a limiting plate 13, during the use, when the limiting block is inserted, the limiting block 11 is pulled to be positioned at the outer end of the first joint 6, the arc-shaped sealing block 5 can be moved to the position of the through hole 7, then the round rod 12 is slid and rotated, and the limiting plate 13 is moved to the outer side of the first joint 6 to limit; after insertion, the round rod 12 is rotated and slid, the limiting plate 13 is moved into the first connector 6, and when the first connector 6 is connected with the negative pressure pipe connector 4, the negative pressure pipe connector 4 can push the limiting block 11 to move, so that the arc-shaped sealing block 5 is separated from the through hole 7.

As shown in fig. 1, further, a cleaning joint 3 is arranged on one side of the tube body 1 in a communicating manner, and the cleaning joint 3 can be used for adding a flushing liquid into the tube body 1 to flush the bladder.

As shown in fig. 3 and 5, further, a pull ring 14 is fixedly connected to one side of the limiting block 11, and when the first joint 6 is separated from the negative pressure pipe joint 4 and the control wire 9 drives the bristles 10 to move, the bristles are convenient to control the movement of the pull ring 14 by an external tool.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. Catheter with anti-blocking function, including body (1) and second joint (2), body (1) one end intercommunication is provided with first joint (6), and first joint (6) one end is connected with negative pressure coupling (4), its characterized in that, through-hole (7) have been seted up to body (1) tip, and through-hole (7) department is provided with arc sealing mechanism, arc sealing mechanism one end fixedly connected with wire (9), and body (1) and first joint (6) are run through to wire (9) one end to fixedly connected with stop gear.

2. A catheter with anti-blocking function according to claim 1, characterized in that the arc-shaped sealing mechanism is an arc-shaped sealing block (5), the arc of the arc-shaped sealing block (5) is consistent with the arc of the end part of the catheter body (1).

3. The catheter with the anti-blocking function according to claim 1, wherein a plurality of round holes (8) are formed in the periphery of the end part of the catheter body (1), and the round holes (8) are arranged in a staggered mode.

4. A catheter with anti-blocking function according to claim 3, characterized in that the wire (9) is fixedly connected with a plurality of bristles (10) at one side of the circular hole (8).

5. The catheter with the anti-blocking function according to claim 1, wherein the limiting mechanism comprises a limiting block (11) fixedly connected with one end of the metal wire (9), round rods (12) are rotatably and slidably connected at two ends of the limiting block (11), and a limiting plate (13) is fixedly connected at one end of each round rod (12).

6. A catheter with anti-blocking function according to claim 1, characterized in that the cleaning joint (3) is arranged on one side of the catheter body (1) in a communicating manner.

7. A catheter with anti-blocking function according to claim 1, characterized in that a pull ring (14) is fixedly connected to one side of the stopper (11).