K992963 is an FDA 510(k) clearance for the I3RAD 125 I BRACHYTHERAPY SEED, MODEL I125-0401. Classified as Source, Brachytherapy, Radionuclide (product code KXK), Class II - Special Controls.
Submitted by International Isotopes, Inc. (Denton, US). The FDA issued a Cleared decision on September 21, 1999 after a review of 19 days - a notably fast clearance cycle.
This device falls under the Radiology FDA review panel, regulated under 21 CFR 892.5730 - the FDA radiology and imaging software 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.