Answers are grounded in this paper and cite their sources.
In a study of epidural catheters, it was found that catheter material and catheter diameter both influenced in force exerted. Catheters made of nylon exert less force than those made of polyethylene. Diameter is proportional to the logarithm of force exerted.
No takes yet. Share an insight, caveat, or question.
Paul Hardy (1986) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: