K090183 is an FDA 510(k) clearance for the HERCULES 3 STAGE WIRE GUIDED DILATION BALLOON. Classified as Dilator, Esophageal (product code KNQ), Class II - Special Controls.
Submitted by Cook Endoscopy (Winston-Salem, US). The FDA issued a Cleared decision on September 25, 2009 after a review of 242 days - an extended review cycle.
This device falls under the Gastroenterology & Urology FDA review panel, regulated under 21 CFR 876.5365 - the FDA gastroenterology and urology device framework. As a Special 510(k), this submission covers a manufacturer modification to an existing cleared device rather than a new device introduction.
Device pattern: Iterative device modification. Standard predicate reliance. This Special 510(k) clearance confirms that the manufacturer's modifications remained within the established regulatory envelope of the original cleared device.