Cleared Traditional

USI DENTAL POLISHER. A/G-20 (K873147) - FDA 510(k) Clearance

Class I Dental device.

K873147 · Cranston Ind., Inc. · Dental device
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Oct 1987
Decision
64d
Days
Class 1
Risk

K873147 is an FDA 510(k) clearance for the USI DENTAL POLISHER. A/G-20. Classified as Handpiece, Belt And/or Gear Driven, Dental (product code EFA), Class I - General Controls.

Submitted by Cranston Ind., Inc. (Baldwin City, US). The FDA issued a Cleared decision on October 14, 1987 after a review of 64 days - a notably fast clearance cycle.

This device falls under the Dental FDA review panel, regulated under 21 CFR 872.4200 - the FDA dental device regulatory 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 Cranston Ind., Inc. devices

Submission Details

510(k) Number K873147 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received August 11, 1987
Decision Date October 14, 1987
Days to Decision 64 days
Submission Type Traditional
Review Panel Dental (DE)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
63d faster than avg
Panel avg: 127d · This submission: 64d
Pathway characteristics
Predicate-based equivalence.

Device Classification

Product Code EFA Handpiece, Belt And/or Gear Driven, Dental
Device Class Class 1 - General Controls
CFR Regulation 21 CFR 872.4200
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.