510(k) Report

FDA product code · Clinical chemistry

Radioimmunoassay, Progesterone

JLSClass I21 CFR 862.1620510(k) exempt57 decisions since 19779 recalls

FDA lists JLS as exempt from 510(k): a device of this type needs no clearance unless one of the limits in 21 CFR 862.9 applies, such as a new intended use or a different fundamental technology. 57 FDA decisions since 1977. 9 recalls name this code, 0 of them Class I. The most-cited predicate is K933269, 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, clinical chemistry panel

Twenty years of JLS 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 · JLS

FDA has decided no JLS device since 2007.

Median 510(k) review, days · JLS

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

Recalls per year · JLS

1in 2022

2008: 12010: 12018: 32021: 12022: 1
2007high 3 (2018) · low 0 (2007)2026

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

Adverse event reports per year · JLS

3in 2025

2010: 12011: 12012: 62013: 192014: 12015: 12016: 62017: 92018: 12019: 72020: 42021: 412022: 172023: 182024: 72025: 3
2007high 41 (2021) · low 0 (2007)2025

MAUDE reports naming product code JLS, 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—10
20090—00
20100—11
20110—01
20120—06
20130—019
20140—01
20150—01
20160—06
20170—09
20180—31
20190—07
20200—04
20210—141
20220—117
20230—018
20240—07
20250—03
20260—0—
FIG. 1 — JLS by year, 2007–2026Sources: FDA decision databases, recall and enforcement reports, MAUDE · Data through Oct 25, 2026

Planning a device in JLS? 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 862.1620.