Cleared Traditional

N-ACETYLPROCAINAMIDE (NAPA) CALIBRATOR KIT (K895572) - FDA 510(k) Clearance

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

K895572 · Tudor Laboratories, Inc. · Toxicology device
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Oct 1989
Decision
54d
Days
Class 2
Risk

K895572 is an FDA 510(k) clearance for the N-ACETYLPROCAINAMIDE (NAPA) CALIBRATOR KIT. Classified as Calibrators, Drug Specific (product code DLJ), Class II - Special Controls.

Submitted by Tudor Laboratories, Inc. (Dallas, US). The FDA issued a Cleared decision on October 30, 1989 after a review of 54 days - a notably fast clearance cycle.

This device falls under the Toxicology FDA review panel, regulated under 21 CFR 862.3200 - 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 Tudor Laboratories, Inc. devices

Submission Details

510(k) Number K895572 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received September 06, 1989
Decision Date October 30, 1989
Days to Decision 54 days
Submission Type Traditional
Review Panel Toxicology (TX)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
33d faster than avg
Panel avg: 87d · This submission: 54d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code DLJ Calibrators, Drug Specific
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 862.3200
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 Toxicology devices follow this clearance model.

Regulatory Peers - DLJ Calibrators, Drug Specific

All 122
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