What does "18-French Robinson" mean in a report or doctor's letter? In our medical dictionary, you will find a patient-friendly explanation of the meaning of this medical term.
"18-French Robinson" is a term used in medicine to describe the size of a medical instrument, specifically a catheter. The "18-French" part refers to the diameter of the catheter, with one French unit equal to one-third of a millimeter. The "Robinson" part refers to a specific type of catheter that is straight and used for simple drainage tasks. So, an "18-French Robinson" is a straight catheter that is 6 millimeters in diameter.
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