Cleared Traditional

K843596 - NIDEK-BINOCULAR INDIRECT OPHTHALMOSCOPE (FDA 510(k) Clearance)

Class II Ophthalmic device cleared through predicate-based substantial equivalence - typically does not require clinical trials.

K843596 · Nidek, Inc. · Ophthalmic device
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Feb 1985
Decision
156d
Days
Class 2
Risk

K843596 is an FDA 510(k) clearance for the NIDEK-BINOCULAR INDIRECT OPHTHALMOSCOPE. Classified as Ophthalmoscope, Ac-powered (product code HLI), Class II - Special Controls.

Submitted by Nidek, Inc. (Palo Alto, US). The FDA issued a Cleared decision on February 15, 1985 after a review of 156 days - an extended review cycle.

This device falls under the Ophthalmic FDA review panel, regulated under 21 CFR 886.1570 - 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: Standard predicate-based submission. Standard predicate reliance. This clearance follows a standard predicate-based equivalence path within the Ophthalmic review framework, consistent with the majority of Class II 510(k) submissions.

View all Nidek, Inc. devices

Submission Details

510(k) Number K843596 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received September 12, 1984
Decision Date February 15, 1985
Days to Decision 156 days
Submission Type Traditional
Review Panel Ophthalmic (OP)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
46d slower than avg
Panel avg: 110d · This submission: 156d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code HLI Ophthalmoscope, Ac-powered
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 886.1570
What this classification means

Class II devices require demonstration of substantial equivalence to a legally marketed predicate device. This pathway does not require clinical trials - it relies on engineering equivalence and performance data. Most Ophthalmic devices follow this clearance model.