A Foley catheter is a thin, sterile tube inserted into the bladder to drain urine. Because it can be left in place in the bladder for a period of time, it is also called an indwelling catheter. It is held in place with a balloon at the end, which is filled with sterile water to prevent the catheter from being removed from the bladder.
Ultrasound image of a Foley catheter. In urology, a Foley catheter is a brand name for one of many brands of urinary catheters (UC). Foleys and their namesakes are indwelling UC, often referred to as an IDCs (sometimes IDUCs) or the alternative type being an in/out catheters (with only a single tube and no valves, designed to go into the
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what is a foley catheter
