510(k) Report

FDA product code · Obstetrics and gynecology

Uterine Electromyographic Monitor

OSPClass II21 CFR 884.2720510(k) required10 decisions since 20110 recalls

10 FDA decisions since 2011. No recall names this code. The most-cited predicate is K101801, named by 4 later devices.

The uterine electromyographic monitor is intended to pick up uterine emg signals from surface electrodes placed on the maternal abdomen. It produces a uterine activity tracing and monitors women in labor at term gestation with a singleton pregnancy.

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, obstetrics and gynecology panel

Twenty years of OSP 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 · OSP

1in 2020

2011: 32012: 12013: 12014: 22015: 12017: 12020: 1
2007high 3 (2011) · low 0 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · OSP

220in 2011

2011: 220 days median
2007high 220 (2011)2026

Receipt to decision; years with fewer than 3 clearances left blank.

Recalls per year · OSP

No recall names OSP since 2007.

Adverse event reports per year · OSP

1in 2025

2017: 12019: 22020: 12022: 22023: 12024: 12025: 1
2007high 2 (2019) · low 0 (2007)2025

MAUDE reports naming product code OSP, 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
2011322000
20121—00
20131—00
20142—00
20151—00
20160—00
20171—01
20180—00
20190—02
20201—01
20210—00
20220—02
20230—01
20240—01
20250—01
20260—0—
FIG. 1 — OSP by year, 2007–2026Sources: FDA decision databases, recall and enforcement reports, MAUDE · Data through Oct 25, 2026

Planning a device in OSP? 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 884.2720.