510(k) Report

FDA product code · Gastroenterology and urology

Endoscopic Light-Projecting Measuring Device

QTHClass II21 CFR 876.1530510(k) required1 decision since 20220 recalls

1 FDA decision since 2022. No recall names this code. The most-cited predicate is DEN210032, named by 1 later device.

An endoscopic light-projecting measuring device projects light on a mucosal surface and uses software to determine the dimensions of observable features of interest.

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, gastroenterology and urology panel

Twenty years of QTH 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 · QTH

1in 2022

2022: 1
2007high 1 (2022) · low 0 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · QTH

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

Recalls per year · QTH

No recall names QTH since 2007.

Adverse event reports per year · QTH

No MAUDE report names QTH since 2007.

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—00
20190—00
20200—00
20210—00
20221—00
20230—00
20240—00
20250—00
20260—0—
FIG. 1 — QTH by year, 2007–2026Sources: FDA decision databases, recall and enforcement reports, MAUDE · Data through Oct 25, 2026

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

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