510(k) Report

FDA product code · Microbiology

Assay, Enzyme Linked Immunosorbent, Hepatitis C Virus

MZOClass II21 CFR 866.3169510(k) required13 decisions since 20003 recalls

13 FDA decisions since 2000. 510(k) reviews decided 2021–2025 took a median of 208 days (half between 208 and 208). 3 recalls name this code, 0 of them Class I. The most-cited predicate is P190011, named by 2 later devices.

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 MZO 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 · MZO

1in 2023

2007: 52008: 32009: 112010: 122011: 402012: 242013: 162014: 102015: 142016: 192017: 162018: 172019: 112020: 132021: 82023: 12026 (partial year): 2
2007high 40 (2011) · low 0 (2022)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · MZO

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

Recalls per year · MZO

1in 2007

2007: 1
2007high 1 (2007) · low 0 (2008)2026

Class I (0 since 2007) Class II/III not classified

Adverse event reports per year · MZO

208in 2025

2007: 202008: 212009: 862010: 512011: 762012: 1362013: 1192014: 572015: 412016: 1152017: 1162018: 1532019: 1382020: 472021: 262022: 562023: 552024: 562025: 208
2007high 208 (2025) · low 20 (2007)2025

MAUDE reports naming product code MZO, 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
20075—120
20083—021
200911—086
201012—051
201140—076
201224—0136
201316—0119
201410—057
201514—041
201619—0115
201716—0116
201817—0153
201911—0138
202013—047
20218—026
20220—056
20231—055
20240—056
20250—0208
20262—0—
FIG. 1 — MZO by year, 2007–2026Sources: FDA decision databases, recall and enforcement reports, MAUDE · Data through Oct 25, 2026

Planning a device in MZO? 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