Cleared Traditional

K971108 - ALEXANDER MANUFACTURING CO. RECHARGEABLE BATTERY PART NUMBER MS721-P (FDA 510(k) Clearance)

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

K971108 · Alexander Mfg. Co. · Ophthalmic device
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May 1997
Decision
41d
Days
Class 2
Risk

K971108 is an FDA 510(k) clearance for the ALEXANDER MANUFACTURING CO. RECHARGEABLE BATTERY PART NUMBER MS721-P. Classified as Ophthalmoscopes, Replacement Batteries, Hand-held (product code MSG), Class II - Special Controls.

Submitted by Alexander Mfg. Co. (Mason City, US). The FDA issued a Cleared decision on May 6, 1997 after a review of 41 days - a notably fast clearance 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: 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 Alexander Mfg. Co. devices

Submission Details

510(k) Number K971108 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received March 26, 1997
Decision Date May 06, 1997
Days to Decision 41 days
Submission Type Traditional
Review Panel Ophthalmic (OP)
Summary Statement
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
69d faster than avg
Panel avg: 110d · This submission: 41d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code MSG Ophthalmoscopes, Replacement Batteries, Hand-held
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.