510(k) Report

FDA product code · Ophthalmic

Tonometer, Analyzer, Ocular Blood Flow

NJJClass II21 CFR 886.1930510(k) required1 decision since 20020 recalls

1 FDA decision since 2002. No recall names this code.

Tonometry for measuring and recording intraocular pressures and intraocular pulse amplitudes, pulsatile ocular blood flow, pulsatile ocular blood volume, pulsatility index equivalent. Description of why current product c lassificaiton name/product code will not suffice: This device measures intraocular pressure, which is what a tonometer does. However, because it can measure the small changes in pressure caused by…

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, ophthalmic panel

Twenty years of NJJ 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 · NJJ

FDA has decided no NJJ device since 2007.

Median 510(k) review, days · NJJ

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

Recalls per year · NJJ

No recall names NJJ since 2007.

Adverse event reports per year · NJJ

No MAUDE report names NJJ 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
20220—00
20230—00
20240—00
20250—00
20260—0—
FIG. 1 — NJJ by year, 2007–2026Sources: FDA decision databases, recall and enforcement reports, MAUDE · Data through Oct 25, 2026

Planning a device in NJJ? 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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Related product codes

Other codes under 21 CFR 886.1930.