Cleared Traditional

K250084 - MicroScan Dried Gram-Negative MIC/Combo Panels with Aztreonam (AZT) (0.5-64 µg/mL) (FDA 510(k) Clearance)

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

K250084 · Beckman Coulter, Inc. · Microbiology device
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Jul 2025
Decision
186d
Days
Class 2
Risk

K250084 is an FDA 510(k) clearance for the MicroScan Dried Gram-Negative MIC/Combo Panels with Aztreonam (AZT) (0.5-64 µ.... Classified as Panels, Test, Susceptibility, Antimicrobial (product code LTT), Class II - Special Controls.

Submitted by Beckman Coulter, Inc. (West Sacramento, US). The FDA issued a Cleared decision on July 18, 2025 after a review of 186 days - an extended review cycle.

This device falls under the Microbiology FDA review panel, regulated under 21 CFR 866.1640 - the FDA microbiology 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: Standard predicate-based submission. Standard predicate reliance. This clearance follows a standard predicate-based equivalence path within the Microbiology review framework, consistent with the majority of Class II 510(k) submissions.

View all Beckman Coulter, Inc. devices

Submission Details

510(k) Number K250084 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received January 13, 2025
Decision Date July 18, 2025
Days to Decision 186 days
Submission Type Traditional
Review Panel Microbiology (MI)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized Yes - Predetermined Change Control Plan authorized FDA has pre-authorized specific future modifications to this device, a pathway common in AI/SaMD devices.
Regulatory Context
Review time vs. panel average
84d slower than avg
Panel avg: 102d · This submission: 186d
Pathway characteristics
Predicate-based equivalence. No clinical trials required. PCCP authorized - AI/SaMD pathway.

Device Classification

Product Code LTT Panels, Test, Susceptibility, Antimicrobial
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 866.1640
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 Microbiology devices follow this clearance model.