Assertion: endotracheal tube's diameter | /r/HasProperty | 3–5 mm
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Source sentences:
text: In the course of our experiments we realized that the sheath provided with Fogarty catheters (Willy Rusch AG, Kernen, Germany) is hollow and stiff and has a length of 80 cm and a varying external diameter (3–5 mm for sheaths of 6-French, 7-French, and 8-French Fogarty), making it a potentially good tube changer.