510(k) Report

510(k) · Cleared

Cleared

Difco Director Inoculation System

K890339510(k) TraditionalCleared Feb 7, 198915-day reviewClass II21 CFR 866.1640

Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly, last Nov 3, 2026

Difco Laboratories, Inc. · LIE Reagent/Device, Inoculum Calibration

Cleared on Feb 7, 1989 after a 15-day review. FDA has not posted a summary or statement for it, so its predicates are not known.

Decided
Feb 7, 1989
Review
15 days
Class
Class II
Product code
LIE
Recalls
None
Predicates
0

FDA has not posted a summary or statement for it, so its predicates are not known.

FIG. 1 — Lineage of K890339Source: FDA 510(k) database · How lineage is built

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Notable FDA decisions, review times and new Class I recalls. See an issue.

Sources: FDA 510(k) database (decision fields), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.

Planning a device in LIE? A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.

Top candidate predicates for a new LIE device

  1. #1 K221493 MicroScan Prompt Inoculation System-Dscore 5.1 · 1 generation · no Class I recall
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What was it cleared against?

FDA has not posted a summary or statement for it, so its predicates are not known.

What descends from it?

No later submission names this one as a predicate yet.

Has anything in its family been recalled? (0 Class I)

No FDA recall names this device.

No ancestor or descendant has a Class I recall.

How does its category compare?

All LIE devices

LIE Reagent/Device, Inoculum Calibration: FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · LIE

1in 2023

2011: 22023: 1
2007high 2 (2011) · low 0 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · LIE

Too few LIE 510(k)s in any year since 2007 to give a median.

Recalls per year · LIE

No recall names LIE since 2007.

Adverse event reports per year · LIE

No MAUDE report names LIE since 2007.

View these four charts as a table
YearDecisionsMedian 510(k) review, daysRecalls (Class I)MAUDE reports
20070—00
20080—00
20090—00
20100—00
20112—00
20120—00
20130—00
20140—00
20150—00
20160—00
20170—00
20180—00
20190—00
20200—00
20210—00
20220—00
20231—00
20240—00
20250—00
20260—0—
Cite this page

510(k) Report. “K890339: Difco Director Inoculation System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K890339

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Record history
  • FDA decision record loaded May 2, 2026
  • Page last updated Nov 3, 2026