Different Sizes of Urinary Catheters and Their Uses Explained
A catheter is a thin tube used to drain urine from the bladder when a person cannot pass urine normally. Catheters are commonly used in hospitals, after surgery, in urinary blockage, enlarged prostate, neurological problems, or long-term bladder management. https://educa-trix.blogspot.com/2026/05/management-of-bilateral.html Catheters come in different sizes because every patient’s age, body structure, and medical condition are different. https://educa-trix.blogspot.com/2026/05/management-of-dyslipidemia-natural-ways.html How Catheter Size is Measured Catheter size is measured in French (Fr) units. 1 French (Fr) = 0.33 mm diameter Higher Fr number = thicker catheter Lower Fr number = thinner catheter Common Catheter Sizes and Their Uses Catheter Size Common Use 5–6 Fr Premature babies and newborn infants 6–8 Fr Infants and small children 8–10 Fr Children 10–12 Fr Adolescents and small adults 12 Fr Common for females 14–16 Fr Standard adult male catheter size 16–18 Fr Use...