CN206081290U - Three multi -functional cavity catheter - Google Patents

Abstract

The utility model discloses a multifunctional three-chamber urinary catheter, which comprises a three-chamber urinary catheter body. The three-chamber urinary catheter body includes a water bladder injection chamber, a drainage chamber and a flushing and perfusion chamber. The bladder water injection cavity is connected to the water injection port of the water bladder, the drainage cavity is connected to the liquid outlet, the flushing perfusion cavity is connected to the positive pressure flushing perfusion port, and the outer surface of the tube wall of the three-chamber catheter body is provided with colored The scale line, the tube wall of the three-chamber urinary catheter body is provided with a drug coating layer, and a drug controlled release system is provided inside the drug coating layer. The color scale line is convenient for the medical staff to know the length of the urinary catheter inserted into the body in a timely and accurate manner, and improves medical efficiency; the integrated design of the positive pressure connector of the positive pressure flushing irrigation port and the flushing irrigation cavity not only facilitates the nursing operation, but also avoids the Liquid leakage; the anesthesia lubricant contained in the three-cavity catheter reduces the cost of the patient and the time spent on catheter intubation, improves work efficiency, and reduces the pain of the patient.

Description

A multifunctional three-chamber urinary catheter

technical field

The utility model belongs to the technical field of medical instruments, in particular to a multifunctional three-chamber urinary catheter.

Background technique

Three-lumen catheter is a medical device commonly used in urology clinical operations, such as the existing three-lumen catheter shown in Figure 1 and Figure 2, the liquid outlet of the three-lumen catheter is used for urination and drainage, and the three-lumen catheter is used for urination and drainage. The water bag water injection port of the catheter is used to inject liquid into the water bag to fix the catheter in the bladder to prevent slippage, and the flushing port of the three-cavity catheter is used for bladder perfusion flushing; bladder perfusion flushing is to use the catheter to flush the bladder The treatment method is to infuse the solution into the bladder, and then use the siphon principle to drain the infused irrigation solution. Bladder irrigation can remove blood, pus, etc. in the bladder, play a role in hemostasis and prevent urinary catheter blockage, and ensure smooth drainage , relieve pain and irritation of patients, prevent infection, and facilitate the recovery of bladder function.

Existing three-chamber urinary catheters are used in clinical practice. In bladder irrigation treatment, medical personnel generally use three-lumen urinary catheters for bladder irrigation. Usually, the needles on the infusion set are removed and directly inserted into the irrigation chamber tube. During the operation, there are three problems: First, because the existing three-cavity catheter is not marked with a scale, it is not convenient to judge the insertion depth during the clinical catheterization process. Too deep or too shallow will cause discomfort to the patient or failure of the operation. The 2nd, be used for the medicine injection mouth of bladder flushing to be open type setting, and do not have the connection part with syringe and flushing tube, very inconvenient when flushing and medicine injection work, and also can often cause the leakage of liquid; The 3rd is Before inserting the three-chamber urinary catheter, the medical staff prescribes a lidocaine gel (anesthetic lubricant) to the patient, which needs to lubricate the patient's urethra and anesthetize it to relieve the patient's pain, and wait until the drug takes effect Only when the intubation can be carried out, not only is the medical staff complicated to operate, but the patient has also endured considerable pain.

Utility model content

In order to solve the above problems, the utility model overcomes the problems that the existing three-chamber urinary catheter has no scale, it is inconvenient to judge the insertion depth, the liquid is easy to leak when the bladder is flushed or injected, and the process of inserting the three-chamber urinary catheter is complicated for the nurses to operate and the patient is painful. , providing a multi-functional three-lumen urinary catheter.

In order to achieve the above object, the utility model adopts the following technical solutions:

A multi-functional three-chamber urinary catheter, comprising a three-chamber urinary catheter body, the three-chamber urinary catheter body includes a water bag water injection lumen, a drainage lumen, and a flushing perfusion lumen, and the water bladder water injection lumen is connected to The water injection port of the water bladder, the drainage cavity is connected to the liquid outlet, the flushing and perfusion cavity is connected to the positive pressure flushing and perfusion port, and the outer surface of the tube wall of the three-chamber urinary catheter body is provided with colored graduation marks, so that The outer surface of the tube wall of the three-chamber urinary catheter body is provided with the drug coating layer, and a drug controlled release system is arranged in the drug coating layer. The drug coating layer adopts biopolymer skeleton material.

The water bladder injection cavity and the water bladder water injection port, the drainage cavity and the liquid outlet, the flushing perfusion cavity and the positive pressure flushing perfusion port are all integrated structures.

The positive-pressure flushing and filling port is a positive-pressure connector with a diameter equal to that of the flushing and filling cavity.

The color scale line scale and numbers, the scale includes a black scale area of 1cm to 3cm, a blue scale area of 4cm-6cm, a yellow scale area of 7cm-19cm and a red scale area of 20cm-22cm.

Drugs in the drug controlled release system include medical iodophors and docaine gel.

The beneficial effects of the utility model:

1. The utility model marks the color scale line on the traditional three-chamber urinary catheter, which helps the operator to accurately and quickly judge the depth of the catheter insertion, and improves the medical efficiency.

2. A standard caliber positive pressure joint is added to the flushing filling port to form a positive pressure flushing tube filling port. The standard diameter of the positive pressure joint is perfectly connected with the syringe and the flushing tube, and the integrated design is adopted to effectively avoid problems caused by inconsistent calibers. The leakage of liquid, especially when the bladder is infused with chemotherapeutic drugs, will cause damage to the local skin; at the same time, it avoids the direct communication of the existing flushing and perfusion port with the outside world, reducing the incidence of urinary tract infection.

3. After the anesthesia lubricant is installed outside the body of the three-cavity catheter, it not only reduces the cost of additional anesthesia lubricants purchased by the patient, but also saves the time for applying anesthesia lubricants, improves work efficiency, and reduces patient pain.

4. The utility model has simple structure, high patient satisfaction and comfort, and is convenient for popularization.

Description of drawings

Fig. 1 is the overall structure schematic diagram of existing three-chamber urinary catheter;

Fig. 2 is the partial structure schematic diagram of existing three-chamber urinary catheter;

Fig. 3 is a schematic diagram of the overall structure of the utility model;

Fig. 4 is the utility model partial structure schematic diagram;

Among them, 1-water bladder injection cavity, 2-drainage cavity, 3-flushing perfusion cavity, 4-water bladder water injection port, 5-liquid outlet, 6-positive pressure flushing perfusion port, 7-three-chamber catheterization Tube body, 8-color scale marks.

detailed description:

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

As shown in Figure 3 and Figure 4, a multi-functional three-chamber urinary catheter of the present invention includes a three-chamber urinary catheter body 7, and the three-chamber urinary catheter body 7 includes a water bladder injection chamber 1, a drainage chamber Tube 2 and flushing perfusion cavity tube 3, the water bladder water injection cavity tube 1 is connected to the water bladder water injection port 4, the drainage cavity tube 2 is connected to the liquid outlet 5, and the flushing perfusion cavity tube 3 is connected to the positive pressure flushing perfusion port 6 , the outer surface of the tube wall of the three-chamber catheter body 7 is provided with a colored scale mark 8, and the outer surface of the tube wall of the three-lumen catheter body 7 is provided with a drug coating layer, and the drug coating layer A drug controlled release system is set inside. The drug coating layer adopts biopolymer skeleton material. The water bladder water injection cavity 1 and the water bladder water injection port 4, the drainage cavity 2 and the liquid outlet 5, the flushing perfusion cavity 3 and the positive pressure flushing perfusion port 6 are all integrated structures. The positive pressure flushing and perfusion port 6 is a positive pressure connector with the same diameter as the flushing and perfusion lumen 3 . The colored scale line 8 includes scales and numbers, and the scale includes a black scale area of 1cm to 3cm, a blue scale area of 4cm-6cm, a yellow scale area of 7cm-19cm and a red scale area of 20cm-22cm. Drugs in the drug controlled release system include medical iodophors and docaine gel.

The working principle of the utility model is:

When the patient is male, according to the characteristics of the long urethra of male patients, the three-chamber urinary catheter should be inserted into 20cm-22cm. The medical workers will slowly insert the utility model into the patient's urethra during operation. In the urethra, when the three-lumen catheter body 7 reaches the black scale area, it indicates that 1cm-3cm has been inserted, and the three-lumen catheter body 7 can be inserted; when the three-lumen catheter body 7 is inserted into the patient's urethra When reaching the blue scale area of the inserted three-chamber catheter body 7, it indicates that 4cm-6cm has been inserted, and the three-chamber catheter body 7 can be inserted; when the inserted three-chamber catheter body 7 enters the patient's urethra When the yellow scale area of the three-lumen catheter body 7 indicates that 7cm-19cm has been inserted, it is necessary to insert the three-lumen catheter body 7 carefully and slowly when reaching the rear end of the yellow scale area; when inserting the three-lumen catheter body 7 When entering the patient's urethra and reaching the red scale area where the three-chamber catheter body 7 is inserted, it indicates that it has been inserted at 20cm-22cm, and it is necessary to watch the colored scale line 8 and stop inserting the three-chamber catheter body 7 at any time.

When the patient is female, according to the short urethra of female patients, the three-chamber urinary catheter should be inserted 4cm-6cm, and the medical workers will slowly insert the utility model into the patient's urethra during operation. In the urethra, when the three-lumen catheter body 7 reaches the black scale area, it indicates that 1cm-3cm has been inserted, and the three-lumen catheter body 7 can be inserted; when the three-lumen catheter body 7 is inserted into the patient's urethra When reaching the blue scale area where the three-chamber catheter body 7 is inserted, it indicates that it has been inserted into 4cm-6cm, and it is necessary to watch the colored scale line 8 numbers to terminate the insertion of the three-chamber catheter body 7 at any time.

During the whole insertion process, the drug controlled release system provided on the outer surface of the tube wall of the three-cavity catheter body 7 releases the medical iodophor and docaine gel stored in the biopolymer framework material into the patient's urethra, It can not only perform surface anesthesia on the parts of the urethra and bladder that touch the catheter, but also play a role in disinfection and lubrication at the same time, so it can reduce the steps of the doctor's operation during catheterization, facilitate the operation of the medical staff, and relieve the patient. pain.

After inserting the three-chamber catheter, inject liquid into the water bag from the water injection port 4 of the water bag to fix the catheter on the bladder to prevent slippage; after the three-chamber catheter body 7 is in place, urine will flow into the catheter through the side hole. The inner cavity of the urinary catheter then flows out of the body through the liquid outlet 5; during bladder flushing and bladder perfusion, the standard caliber of the positive pressure connector of the positive pressure flushing irrigation port 6 is perfectly connected to the syringe, which facilitates the nursing operation of the medical staff and avoids The damage caused to the patient's local skin after liquid leakage and leakage, while avoiding the existing flushing and filling port directly communicating with the outside world, reduces the incidence of urinary tract infection.

Although the specific implementation of the utility model has been described above in conjunction with the accompanying drawings, it does not limit the protection scope of the utility model. Those skilled in the art should understand that on the basis of the technical solution of the utility model, those skilled in the art do not need to Various modifications or deformations that can be made with creative efforts are still within the protection scope of the present utility model.

Claims (6)

1. a kind of multi-functional three-cavity catheter, including three-cavity catheter body, is characterized in that：The three-cavity catheter body includes Water pocket water filling lumen, drainage lumen and flushing perfusion lumen, the water pocket water filling lumen connects water pocket water filling port, the drainage Lumen connects liquid outlet, and the flushing perfusion lumen connection positive-pressure type rinses perfusing hole, the pipe of the three-cavity catheter body Coloured graduation mark is set on wall outer surface, medicine integument is provided with outside the tube wall of the three-cavity catheter body, it is described Controlled drug delivery system is set in medicine integument.

2. a kind of multi-functional three-cavity catheter as claimed in claim 1, is characterized in that：The medicine integument is using biological high Molecular skeleton material.

3. a kind of multi-functional three-cavity catheter as claimed in claim 1, is characterized in that：The water pocket water filling lumen is noted with water pocket The mouth of a river, the drainage lumen and liquid outlet, flushing perfusion lumen and positive-pressure type rinse perfusing hole and are integral structure.

4. a kind of multi-functional three-cavity catheter as claimed in claim 1, is characterized in that：The positive-pressure type rinse perfusing hole be with Rinse the positive pressure connector of perfusion lumen equal diameters.

5. a kind of multi-functional three-cavity catheter as claimed in claim 1, is characterized in that：The color scale line include scale with Numeral.

6. a kind of multi-functional three-cavity catheter as claimed in claim 4, is characterized in that：The scale includes that 1cm to 3cm's is black Color scale area, 4cm-6cm bluenesss scale area, 7cm-19cm yellow scale area and 20cm-22cm redness scale area.