A urinary catheter is a hollow, partially flexible tube that collects urine from the bladder and leads to a drainage bag. They come in many sizes and types. Catheters may be necessary in cases when ...

A urinary catheter is a flexible tube for draining urine from the bladder. It may be necessary for a person to use a urinary catheter if they have difficulty passing urine naturally. Share on ...

They may be thin, flexible tubes called soft catheters or thicker and more inflexible catheters called hard catheters. A catheter that may be left in the body, whether temporarily or permanently, is ...

Medical catheters are tubes that can be inserted into a body cavity, vessel or duct, usually to allow for the administration of fluids, medications or gases or to drain fluids or urine from the body.