K121667 is an FDA 510(k) clearance for the NC QUANTUM APEX PTCA DILATATION CATHETER (MONORAIL). Classified as Catheters, Transluminal Coronary Angioplasty, Percutaneous (product code LOX), Class II - Special Controls.
Submitted by Boston Scientific Corp (Maple Grove, US). The FDA issued a Cleared decision on August 13, 2012 after a review of 68 days - a notably fast clearance cycle.
This device falls under the Cardiovascular FDA review panel, regulated under 21 CFR 870.5100 - the FDA cardiovascular device oversight 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. Low regulatory complexity profile. This Special 510(k) clearance confirms that the manufacturer's modifications remained within the established regulatory envelope of the original cleared device.