K843668 is an FDA 510(k) clearance for the PHOTOMETER 90IYS. Classified as Colorimeter, Photometer, Spectrophotometer For Clinical Use (product code JJQ), Class I - General Controls.
Submitted by Institute Virion , Ltd. (Walker, US). The FDA issued a Cleared decision on October 30, 1984 after a review of 43 days - a notably fast clearance cycle.
This device falls under the Microbiology FDA review panel, regulated under 21 CFR 862.2300 - the FDA microbiology device framework. The Traditional 510(k) pathway establishes clearance through substantial equivalence to a legally marketed predicate device, without requiring clinical trial data.
Device pattern: Fast-track predicate clearance. Standard predicate reliance. The short review cycle indicates strong predicate alignment - the FDA found sufficient equivalence without extended technical review.
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