Female-only catheter
A urinary catheter, female technology, applied in the direction of catheters, balloon catheters, guiding needles, etc., can solve the problems of increasing infection risk, easy infection, and catheter lumen pollution, etc., achieving accurate and reliable fixation effect, eliminating dependence, significant effect
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[0115] Example 1: Existing common clinical catheters such as figure 1 As shown, it is a hollow main tube made of solid materials with an inner surface 11 and an outer surface 12. It is usually sterilized before use. The hollow tube is the urinary catheter lumen 10, including the head 13 that enters the bladder 0 during use. , The tail 14 left outside the body and the middle part 15 connecting the head 13 and the tail 14, the head 13 is provided with a urine inlet 130, and the tail 14 is provided with a urine outlet 140; because the urinary catheter has a thick wall, the urine inlet 130 has two openings, the inner surface opening is the lumen entrance 1301, which is adjacent to the catheter lumen 10; the outer surface opening is the outer lumen entrance 1302, which is usually adjacent to the bladder cavity 00 when in use; the bladder fixation balloon 132 for indwelling urinary catheterization Located under the urine inlet 130 of the catheter head 13, inject a certain amount of g...
Example Embodiment
[0121] Example 2: Such as Figure 14 As shown, for ease of operation, the external urethral orifice fixing member 7 can be provided with a finger grip 72 protruding from its outer surface. The finger grip 72 includes a boss 721 that can be connected to the cylindrical body 71 and a handle 722. Of course, it can also The cylindrical body 71 is directly held during use.
Example Embodiment
[0122] Example 3: Such as Figure 15 As shown, the finger grip portion 72 protruding from the outer surface of the urethral external port fixing member 7 of the present invention is configured as two finger rings 723. The fingers are placed in the hollow of the finger ring 723 to operate more stably and reliably. The arrow in the figure indicates the catheter Head 13 travel direction.
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