Cleared Traditional

ZENITH 40% PHOSPHORIC ACID GEL (K890464) - FDA 510(k) Clearance

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

K890464 · Foremost Dental Mfg., Inc. · Dental device
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Feb 1989
Decision
14d
Days
Class 2
Risk

K890464 is an FDA 510(k) clearance for the ZENITH 40% PHOSPHORIC ACID GEL. Classified as Sealant, Pit And Fissure, And Conditioner (product code EBC), Class II - Special Controls.

Submitted by Foremost Dental Mfg., Inc. (Englewood, US). The FDA issued a Cleared decision on February 13, 1989 after a review of 14 days - a notably fast clearance cycle.

This device falls under the Dental FDA review panel, regulated under 21 CFR 872.3765 - 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 Foremost Dental Mfg., Inc. devices

Submission Details

510(k) Number K890464 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received January 30, 1989
Decision Date February 13, 1989
Days to Decision 14 days
Submission Type Traditional
Review Panel Dental (DE)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
113d faster than avg
Panel avg: 127d · This submission: 14d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code EBC Sealant, Pit And Fissure, And Conditioner
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 872.3765
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 Dental devices follow this clearance model.

Regulatory Peers - EBC Sealant, Pit And Fissure, And Conditioner

All 25
Devices cleared under the same product code (EBC) and FDA review panel - the closest regulatory comparables to K890464.
DELTON FS DIRECT DELIVERY SYSTEM
K982564 · Dentsply Intl. · Oct 1998
DELTON F PIT & FISSURE SEALANT
K951296 · Dentsply Intl. · May 1995
FLUROSHIELD(TM) VISIBLE LIGHT CURE PIT & FISSURE
K896341 · Dentsply Intl. · Apr 1990
MODIFIED PRISMA SHIELD PIT & FISSURE SEALANT
K874944 · Dentsply Intl. · Feb 1988
PRISMA METAL OPAQUERS
K862660 · Dentsply Intl. · Jul 1986
PIT AND FISSURE SEAANTS
K844308 · Dentsply Intl. · Jan 1985