K983917 is an FDA 510(k) clearance for the THERATRON ELITE. Classified as System, Radiation Therapy, Radionuclide (product code IWB), Class II - Special Controls.
Submitted by Theratronics, Inc. (Kanata, Ontario, Canada, CA). The FDA issued a Cleared decision on December 4, 1998 after a review of 30 days - a notably fast clearance cycle.
This device falls under the Radiology FDA review panel, regulated under 21 CFR 892.5750 - 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.