CN212187434U - A urinary catheter with a filter structure - Google Patents

Abstract

The utility model discloses a have filter screen structure catheter, including the lateral conduit, the bottom of lateral conduit is connected and is equipped with the three-way pipe, and the three-way pipe is in proper order for the washing pipe that is used for pouring into normal saline, the pipe of aerifing that is used for urine and clot and floccule to discharge and fixed catheter, and the pipe connection that urinates sets up at the middle part of three-way pipe, and the bottom intercommunication of urinating the pipe is equipped with the urine bag, and one side that is located the pipe of urinating is connected and is equipped with independent washing pipe, washs the bottom end department of pipe and installs the syringe, the beneficial effects of the utility model are that: the medical catheter is convenient to inject medicine into the urethra through the injector, the cleaning catheter and the flushing port so as to achieve the therapeutic effect, and the inflatable catheter, the inflatable bag and the urethra blockage air bag are arranged so as to realize the effect of fixing the catheter at the tail end of the urethra.

Description

A urinary catheter with a filter structure

technical field

The utility model relates to a urinary catheter, in particular to a urinary catheter with a filter screen structure, which belongs to the technical field of shaping.

Background technique

Catheterization is the insertion of a catheter through the urethra into the bladder to drain urine. The purpose is to relieve urinary retention, take uncontaminated urine samples for examination, measure residual urine, measure bladder heat and cold sensation, capacity, pressure, inject contrast agent or drugs to help diagnosis or treatment, etc. The operator stands on the right side of the patient, wears sterile gloves, disinfects the perineum and urethral opening with sterile water or benzalkonium bromide, dips the front end of the catheter with sterile lubricating oil, and holds the penis in the left hand (if the patient is a female patient, the operator The left thumb and index finger are separated from the labia minora to reveal the urethral opening), and the urinary catheter is inserted into the bladder until urine flows out of the catheter.

Existing medical urinary catheters are limited by the patient's condition. When the patient suffers a large internal injury, the filter unit of the human body will produce blood in the urine during the impact of renal function. However, in the process of blood in the urine, the traditional urinary catheter and When the urethra is connected, it is easy to produce urethral congestion, which leads to the blockage of bladder and urine that cannot be removed in time, and the patient has a greater tingling sensation in the urethra, which seriously affects the patient's cultivation. After many times, it is easy to cause great discomfort in the lower part of the patient.

Utility model content

The purpose of the present utility model is to provide a urinary catheter with a filter mesh structure, so as to solve the problem that the existing medical urinary catheter proposed in the above-mentioned background technology is restricted by the patient's condition. In the process of renal function impingement, the filter unit of the human body will produce hematuria, but in the process of hematuria, the problem of urethral congestion is likely to occur when the traditional urinary catheter is connected to the urethra.

In order to achieve the above purpose, the utility model provides the following technical solutions: a urinary catheter with a filter screen structure, a urinary catheter with a filter screen structure, including a branch pipeline, the bottom of the branch pipeline is connected with three The three-way pipe is followed by a cleaning catheter for injecting physiological saline, a urination catheter for discharging urine and thrombus, and an inflatable catheter for preventing urethral leakage, and the urination catheter is connected and arranged in the middle of the three-way pipe. , the bottom end of the urination catheter is connected with a urine bag, and an independent cleaning catheter is connected to one side of the urination catheter. A syringe is installed at the bottom end of the cleaning catheter, and a syringe is placed inside the syringe. Physiological saline, the other side of the urination catheter is fixedly installed with an independent inflatable catheter, the bottom of the inflatable catheter is connected with an inflatable bag, and each pipeline of the cleaning catheter, the urination catheter and the inflatable catheter is independently transported The outer wall of the cleaning catheter, the urination catheter and the inflation catheter is sleeved with a covering tube, and the end of the covering tube is connected with a dredging mechanism, and the dredging mechanism includes a flushing port, a thrombus screen placement end and a urethral seal. The airbag is blocked, the end of the cleaning catheter is communicated with the flushing port, the interior of the flushing port is communicated with a thrombus filter screen placement end, and the thrombus filter screen placement end and the end of the flushing port all meet into the same pipeline, and A thrombus removal filter is arranged inside the placement end of the thrombus filter;

One end of the thrombus removal filter screen is connected with a tensile steel wire, and the tensile steel wire passes through the flushing port and communicates with the corresponding urination catheter in the middle. The urethra blocking balloon is connected with the inflatable balloon through an independent airway.

As a preferred solution of the present invention, the side wall of the end of the covering pipe is connected with a side wall branch pipeline, and the bottom end of the side wall branch pipeline is connected with a filter screen control end. One end of the extension wire passes through the side wall branch pipeline and is movably connected with the telescopic movable pull rod connected at the bottom end.

As a preferred solution of the present invention, one end of the stretched steel wire is connected to the thrombus removal filter in an inflatable and telescopic manner through a stretch through hole defined inside the placement end of the thrombus filter.

As a preferred solution of the present invention, the cleaning catheter and the urination catheter are connected in a loop, the inflation catheter is ventilated and communicated with the urethra blocking balloon, and the thrombus filter screen placement end and its internal connection are provided with a thrombus removal filter screen. It is connected with the telescopic movable rod through the stretching through hole.

Compared with the prior art, the beneficial effects of the present utility model are: a urinary catheter with a filter screen structure of the present utility model:

1) It is convenient to inject the physiology used for anti-inflammatory into the urethra through the provided syringe, cleaning catheter and flushing port to make the bladder inflate and flush the blocked part. The tail end of the duct can be blocked to prevent leakage of urine, and at the same time, it can store urine and dilute the coagulated blood;

2) The thrombus filter placement end, the side wall branch pipeline, the telescopic movable rod, the tensile wire and the thrombus removal filter are provided to facilitate the expansion of the thrombus removal filter, and to accurately capture and filter the coagulated thrombus in the urethra, thereby Quickly clean up and resolve urethral congestion, relieve the pain of patients, and achieve smooth urethra, bladder and the entire ureteral line;

3) When the urinary catheter is connected to the body, it is convenient to adjust and clear the urethra to release blood stasis in time during the blockage process, so as to avoid secondary insertion injury to the patient. The overall structure is suitable for various applications and reduces the follow-up workload of medical staff.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the unfolded structure schematic diagram of the present utility model;

3 is a schematic diagram of the structure of the urinary catheter of the present invention.

In the figure: 1. Syringe; 2. Branch pipeline; 3. Sidewall branch pipeline; 4. Filter control end; 5. Telescopic movable rod; 6. Inflatable bag; 7. Urine bag; 9, dredging mechanism; 10, coating tube; 11, cleaning catheter; 12, urination catheter; 13, inflation catheter; 14, flushing port; 15, thrombus filter placement end.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to FIGS. 1-3 , the present utility model provides a urinary catheter with a filter screen structure, including a branch pipeline 2, and a three-way pipe is connected to the bottom of the branch pipeline 2, and the three-way pipe is used for injecting physiological The saline cleaning catheter 11, the urination catheter 12 for discharging urine and thrombus, and the inflation catheter 13 for preventing urethral leakage, the urination catheter 12 is connected and arranged in the middle of the three-way pipe, and the bottom end of the urination catheter 12 is connected with a urine bag. 7, one side of the urination catheter 12 is connected with an independent cleaning catheter 11, the bottom end of the cleaning catheter 11 is provided with a syringe 1, the interior of the syringe 1 is placed with physiological saline, and the other side of the urination catheter 12 is fixedly installed with Independent inflation conduit 13, the bottom of the inflation conduit 13 is connected with an inflatable bag 6, the cleaning conduit 11, the urination conduit 12 and the inflation conduit 13 are all independent transport conduits, and the cleaning conduit 11, the urination conduit 12 and the inflation conduit The outer wall of the catheter 13 is sleeved with a covering tube 10, and the end of the covering tube 10 is connected with a dredging mechanism 9. The dredging mechanism 9 includes a flushing port 14, a thrombus filter screen placement end 15 and a urethral blocking balloon 8, and the cleaning catheter 11 The end of the thrombus filter is communicated with the flushing port 14, the interior of the flushing port 14 is provided with a thrombus filter placement end 15, and the thrombus filter placement end 15 and the end of the flushing port 14 all meet into the same pipeline, and the thrombus filter placement end 15 There is a thrombus removal filter inside;

One end of the thrombus removal filter screen is connected with a tensile steel wire, which passes through the flushing port 14 and communicates with the corresponding urination catheter 12 in the middle, and the side close to the flushing port 14 is sealed and connected with a urethral blocker for blocking the urethra. Airbag 8, the inflatable end of the urethra blocking airbag 8 is connected to the inflatable bag 6 through an independent airway.

Preferably, a side wall branch pipe 3 is connected to the side wall of the end of the cladding pipe 10, the bottom end of the side wall branch pipe 3 is connected with a filter screen control end 4, and one end of the tensile steel wire passes through the side wall. The branch pipeline 3 is movably connected with the telescopic movable pull rod 5 connected to the bottom end, and the thrombus filter screen placement end 15 is provided to facilitate the telescopic correspondence between the stretching wire and the thrombus removal filter screen, which is convenient for the thrombus removal filter. The net moves relatively flexibly along the patient's urethra, and a relatively simple mechanical telescopic movement is realized through the provided stretching wire sidewall branch pipeline 3 and the telescopic movable rod 5 .

Preferably, one end of the stretching wire is connected to the thrombus removal filter in an inflatable and telescopic manner through the stretching through hole defined in the thrombus filter placement end 15 , and the thrombus filter placement end 15 is provided to facilitate the removal of the stretching wire and the thrombus. The filter mesh realizes a telescopic correspondence, which facilitates the flexible movement of the thrombus removal filter along the patient's urethra. .

Preferably, the cleaning catheter 11 and the urination catheter 12 are connected in a loop; the inflation catheter 13 is in ventilation and communication with the urethral blocking balloon 8; The movable pull rod 5 is connected, and the provided urethral blocking airbag 8 prevents urine from being controlled by the patient's bladder and prevents urine leakage at the end of the genitals.

In specific use, the utility model is a urinary catheter with a filter mesh structure. In specific use, the user only needs to insert the entire device into the patient's urethra to install it. If the patient has internal bleeding, the urethral excretion There is bound to be congestion in the urethra. These congestions are not discharged in the urethra in time, resulting in coagulation and blockage of the urethra. In order to solve such problems, the user can use this urinary catheter; in the first step, the medical staff needs to use the normal saline for clearing the congestion. Get ready, prepare a sterile syringe 1, pull out the needle, inhale enough normal saline to seal the connection with the end of the cleaning catheter 11, the preparation is complete, the second part is to prevent the liquid from returning to the tube when injecting normal saline, the user It is necessary to press the inflatable bag 6 and use the inflatable bag 6 to inject the gas along the inflatable catheter 13 to the urethra blocking airbag 8 at the end to make it expand, thereby blocking the urethra at the end to prevent the pollutants from flowing out of the genitals. At this time, the patient There will be a certain tingling sensation, because the urethra is enlarged to expand the flow range of congestion, and then the medical staff injects the physiological saline inside the syringe 1, and the saline is introduced into the irrigation port 14 as an independent cleaning catheter 11. After flushing the blood clots on the inner wall, the blood clots become thinner. Finally, the medical staff can operate the telescopic movable rod 5 to squeeze the telescopic movable rod 5 to the inside of the filter screen control end 4. Extending forward, the peripheral side of the thrombus removal filter placed inside the thrombus filter screen placement end 15 produces an ellipse in the center, and the volume changes several times, and the gap between the thrombus removal filter After congestion, pull it back again. When the thrombus is close to the flushing port 14 and the corresponding urination catheter 12, the captured blood clot is automatically filtered by gravity, and the patient urinates to realize the coagulation congestion and discharge, while the urinary tract is blocked and the congestion is cleared. After that, the user can open the urethral blocking balloon 8 to avoid the pain of the patient being inserted into the urethra twice. Finally, the mixture of urine, normal saline and blood clot will be introduced into the urinary catheter 12 under the pressure of the bladder. Finally, it flows into the urine bag 7 .

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying the indicated The device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

In the present utility model, unless otherwise expressly specified and limited, for example, it may be a fixed connection, a detachable connection, or an integrated; it may be a mechanical connection or an electrical connection; it may be a direct connection, or a It can be indirectly connected through an intermediate medium, it can be the internal communication between two elements or the interaction relationship between the two elements, unless otherwise clearly defined, for those of ordinary skill in the art, the above terms can be understood according to specific situations in this document. The specific meaning in the utility model.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (4)

1. a urinary catheter with a filter screen structure, comprising a branch pipeline (2), is characterized in that, the bottom of the branch pipeline (2) is connected with a three-way pipe, and the three-way pipe is successively used for A cleaning catheter (11) for injecting physiological saline, a urination catheter (12) for discharging urine and thrombus, and an inflatable catheter (13) for preventing urethral leakage, the urination catheter (12) is connected and arranged in the middle of the three-way pipe The bottom end of the urination catheter (12) is connected with a urine bag (7), and an independent cleaning duct (11) is connected to one side of the urination catheter (12). A syringe (1) is installed at the bottom end, and physiological saline is placed inside the syringe (1), and an independent inflation conduit (13) is fixedly installed on the other side of the urination conduit (12), and the inflation conduit The bottom of (13) is connected with an inflatable bag (6), the cleaning conduit (11), the urination conduit (12) and the inflation conduit (13) are all independent transport conduits, and the cleaning conduit (11) , the outer wall of the urination catheter (12) and the inflation catheter (13) is sleeved with a coating tube (10), the end of the coating tube (10) is connected with a dredging mechanism (9), the dredging mechanism (9) ) comprises a flushing port (14), a thrombus screen placement end (15) and a urethral blocking balloon (8), the end of the cleaning catheter (11) is communicated with the flushing port (14), and the flushing port (14) The internal communication of the thrombus filter screen is provided with a thrombus filter screen placement end (15), the thrombus filter screen placement end (15) and the end of the flushing port (14) all meet into the same pipeline, and the inside of the thrombus filter screen placement end (15) Equipped with a thrombus removal filter; One end of the thrombus removal filter screen is connected with a tensile steel wire, and the tensile steel wire passes through the flushing port (14) and communicates with the corresponding urination catheter (12) in the middle, and is close to the side of the flushing port (14). The sealing connection is provided with a urethral blocking balloon (8) for blocking the urethra, and the inflation end of the urethral blocking balloon (8) is connected to the gas balloon (6) through an independent airway. 2. A urinary catheter with a filter screen structure according to claim 1, characterized in that: a sidewall branch pipe (3) is provided in communication with the end side wall of the covered pipe (10), The bottom end of the side wall branch pipeline (3) is connected with a filter screen control end (4), and one end of the drawing wire passes through the side wall branch pipeline (3) and is connected to the bottom end with a filter screen control end (4). The telescopic movable pull rod (5) is movably connected. 3. A urinary catheter with a filter screen structure according to claim 2, characterized in that: one end of the stretched steel wire passes through the stretched through hole defined in the inside of the thrombus screen placement end (15) and the thrombus. Clear filter expansion telescopic connection. 4. A urinary catheter with a filter screen structure according to claim 1, characterized in that: the cleaning catheter (11) and the urination catheter (12) are connected in a loop, and the inflation catheter (13) is connected with The urethra blocking airbag (8) is ventilated and communicated, and the thrombus filter screen placement end (15) and its internal connection are provided with a thrombus removal filter screen connected to the telescopic movable rod (5) through a stretching through hole.

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