Answer
Apr 28, 2026 - 05:46 AM
The Hollister tube attachment device fits tubes ranging from 10 French (Fr) to 24 French (Fr) in size. The French scale (Fr) is a unit of measurement for the outer diameter of catheters and tubes, where 1 Fr equals 0.33 mm; this wide compatibility ensures it can be used with many common medical drains and catheters, providing flexibility for various patient needs.
