Cleared Traditional

CHOLINESTERASE TEST KIT (K912148) - FDA 510(k) Clearance

Class I Toxicology device.

K912148 · Crestat Diagnostics, Inc. · Toxicology device
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Aug 1991
Decision
89d
Days
Class 1
Risk

K912148 is an FDA 510(k) clearance for the CHOLINESTERASE TEST KIT. Classified as Colorimetry, Cholinesterase (product code DIH), Class I - General Controls.

Submitted by Crestat Diagnostics, Inc. (Torrance, US). The FDA issued a Cleared decision on August 12, 1991 after a review of 89 days - a notably fast clearance cycle.

This device falls under the Toxicology FDA review panel, regulated under 21 CFR 862.3240 - the FDA toxicology 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 Crestat Diagnostics, Inc. devices

Submission Details

510(k) Number K912148 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received May 15, 1991
Decision Date August 12, 1991
Days to Decision 89 days
Submission Type Traditional
Review Panel Toxicology (TX)
Summary Statement
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
2d slower than avg
Panel avg: 87d · This submission: 89d
Pathway characteristics
Predicate-based equivalence.

Device Classification

Product Code DIH Colorimetry, Cholinesterase
Device Class Class 1 - General Controls
CFR Regulation 21 CFR 862.3240
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.

Regulatory Peers - DIH Colorimetry, Cholinesterase

All 25
Devices cleared under the same product code (DIH) and FDA review panel - the closest regulatory comparables to K912148.
SYNCHRON SYSTEMS CHOLINESTERASE (CHEX) MODEL A53722
K103373 · Beckman Coulter, Inc. · Feb 2011
CHOLINESTERASE GEN.2 TEST SYSTEM
K061093 · Roche Diagnostics Corp. · Jul 2006
IL TEST CHOLINESTERASE
K943367 · Instrumentation Laboratory CO · Feb 1996
KODAK EKTACHEM DT SLIDES (CHE)
K913198 · Eastman Kodak Company · Aug 1991
KODAK EKTACHEM CLINICAL CHEMISTRY SLIDES
K912217 · Eastman Kodak Company · Jul 1991
CHOLINESTERASE REAGENT, DIBUCAINE & FLUORIDE
K885272 · Sigma Chemical Co. · Mar 1989