Valvuloplasty is a procedure to reshape, repair, or widen a diseased heart valve without replacing it. The term encompasses both surgical and catheter-based (transcatheter) techniques, depending on the valve affected and the patient’s circumstances. Balloon valvuloplasty is the most common catheter-based form. A thin tube (catheter) is threaded through a blood vessel to the narrowed … Read more
High-frequency sound vibrations, which cannot be heard by the human ear, used in medical diagnosis.
A urinary catheter is a thin, flexible tube inserted through the urethra into the bladder to continuously drain urine into a sealed collection bag. It allows accurate measurement of urine output without the patient needing to use a toilet, which is especially important in intensive care settings where hourly fluid balance monitoring is critical. In … Read more