K033302 is an FDA 510(k) clearance for the NICHOLS ADVANTAGE BIO-INTACT PTH (1-84) ASSAY, MODEL 62-7040. Classified as Radioimmunoassay, Parathyroid Hormone (product code CEW), Class II - Special Controls.
Submitted by Nichols Institute Diagnostics (San Clemente, US). The FDA issued a Cleared decision on January 26, 2004 after a review of 104 days - within the typical 510(k) review window.
This device falls under the Chemistry FDA review panel, regulated under 21 CFR 862.1545 - 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. 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.
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