Cleared Traditional

K921637 - ESP BLOOD CULTURE SYSTEM (FDA 510(k) Clearance)

Class I Microbiology device.

K921637 · Difco Laboratories, Inc. · Microbiology device
Download Printable Device Report (PDF)
Optimized for regulatory review, auditing and printing
Jul 1992
Decision
99d
Days
Class 1
Risk

K921637 is an FDA 510(k) clearance for the ESP BLOOD CULTURE SYSTEM. Classified as System, Blood Culturing (product code MDB), Class I - General Controls.

Submitted by Difco Laboratories, Inc. (Ann Arbor, US). The FDA issued a Cleared decision on July 14, 1992 after a review of 99 days - within the typical 510(k) review window.

This device falls under the Microbiology FDA review panel, regulated under 21 CFR 866.2560 - 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 Difco Laboratories, Inc. devices

Submission Details

510(k) Number K921637 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received April 06, 1992
Decision Date July 14, 1992
Days to Decision 99 days
Submission Type Traditional
Review Panel Microbiology (MI)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
3d faster than avg
Panel avg: 102d · This submission: 99d
Pathway characteristics
Predicate-based equivalence.

Device Classification

Product Code MDB System, Blood Culturing
Device Class Class 1 - General Controls
CFR Regulation 21 CFR 866.2560
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.