510(k) Report

FDA product code · Microbiology

Antiserum, Fluorescent, Mycobacterium Tuberculosis

GRTClass I21 CFR 866.3370510(k) required1 decision since 19790 recalls

1 FDA decision since 1979. No recall names this code.

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

FIG. A — Illustration, microbiology panel

Twenty years of GRT at a glance: how often FDA decides these devices, how long 510(k) reviews take, how often they are recalled, and how many adverse event reports name the code.

FDA decisions per year · GRT

FDA has decided no GRT device since 2007.

Median 510(k) review, days · GRT

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

Recalls per year · GRT

No recall names GRT since 2007.

Adverse event reports per year · GRT

3in 2009

2009: 3
2007high 3 (2009) · low 0 (2007)2025

MAUDE reports naming product code GRT, not matched to any one device; reports are not rates.

View these four charts as a table
YearDecisionsMedian 510(k) review, daysRecalls (Class I)MAUDE reports
20070—00
20080—00
20090—03
20100—00
20110—00
20120—00
20130—00
20140—00
20150—00
20160—00
20170—00
20180—00
20190—00
20200—00
20210—00
20220—00
20230—00
20240—00
20250—00
20260—0—
FIG. 1 — GRT by year, 2007–2026Sources: FDA decision databases, recall and enforcement reports, MAUDE · Data through Oct 25, 2026

Planning a device in GRT? A 510(k) Report ranks candidate predicates in this code by lineage, citations and recall history, with the review-time outlook.

See the 510(k) Report

Related product codes

Other codes under 21 CFR 866.3370.