510(k) Report

FDA product code · Microbiology

Erythrocyte Suspension, Multi Species, Serological Reagent And Equipment

LHWClass I21 CFR 866.3720510(k) exempt4 decisions since 19810 recalls

FDA lists LHW as exempt from 510(k): a device of this type needs no clearance unless one of the limits in 21 CFR 866.9 applies, such as a new intended use or a different fundamental technology. 4 FDA decisions since 1981. 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 LHW 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 · LHW

FDA has decided no LHW device since 2007.

Median 510(k) review, days · LHW

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

Recalls per year · LHW

No recall names LHW since 2007.

Adverse event reports per year · LHW

1in 2022

2018: 12019: 12020: 12022: 1
2007high 1 (2018) · low 0 (2007)2025

MAUDE reports naming product code LHW, 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—00
20100—00
20110—00
20120—00
20130—00
20140—00
20150—00
20160—00
20170—00
20180—01
20190—01
20200—01
20210—00
20220—01
20230—00
20240—00
20250—00
20260—0—
FIG. 1 — LHW by year, 2007–2026Sources: FDA decision databases, recall and enforcement reports, MAUDE · Data through Oct 25, 2026

Planning a device in LHW? 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 866.3720.