K032881 is an FDA 510(k) clearance for the IMMULITE/IMMULITE 1000 TOTAL TESTOSTERONE AND IMMULITE 2000 TOTAL TESTOSTERONE. Classified as Radioimmunoassay, Testosterones And Dihydrotestosterone (product code CDZ), Class I - General Controls.
Submitted by Diagnostic Products Corp. (Los Angeles, US). The FDA issued a Cleared decision on October 10, 2003 after a review of 25 days - a notably fast clearance cycle.
This device falls under the Chemistry FDA review panel, regulated under 21 CFR 862.1680 - the FDA in vitro diagnostics and chemistry 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.