Cleared Traditional

WOODLYN CLASSIC REFRACTOR, PHOROPTOR (K874900) - FDA 510(k) Clearance

Class I Ophthalmic device.

K874900 · Woodlyn, Inc. · Ophthalmic device
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Dec 1987
Decision
22d
Days
Class 1
Risk

K874900 is an FDA 510(k) clearance for the WOODLYN CLASSIC REFRACTOR, PHOROPTOR. Classified as Refractor, Manual, Non-powered, Including Phoropter (product code HKN), Class I - General Controls.

Submitted by Woodlyn, Inc. (Arlington Heights, US). The FDA issued a Cleared decision on December 23, 1987 after a review of 22 days - a notably fast clearance cycle.

This device falls under the Ophthalmic FDA review panel, regulated under 21 CFR 886.1770 - the FDA ophthalmic 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.

View all Woodlyn, Inc. devices

Submission Details

510(k) Number K874900 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received December 01, 1987
Decision Date December 23, 1987
Days to Decision 22 days
Submission Type Traditional
Review Panel Ophthalmic (OP)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
88d faster than avg
Panel avg: 110d · This submission: 22d
Pathway characteristics
Predicate-based equivalence.

Device Classification

Product Code HKN Refractor, Manual, Non-powered, Including Phoropter
Device Class Class 1 - General Controls
CFR Regulation 21 CFR 886.1770
What this classification means

Class I devices are subject to general controls only and most are exempt from 510(k) premarket notification. They represent the lowest regulatory burden in the FDA device framework.