510(k) Report

510(k) · Cleared

Cleared

Accusign Tca, Biosign Tca, Staus DS Tca

K981801510(k) TraditionalCleared Aug 25, 199896-day reviewClass II21 CFR 862.3910

Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly, last Nov 3, 2026

Princeton BioMeditech Corp. · LFH U.V. Spectrometry, Tricyclic Antidepressant Drugs

Cleared on Aug 25, 1998 after a 96-day review. FDA’s file for it is a 510(k) statement, which names no predicate.

Decided
Aug 25, 1998
Review
96 days
Class
Class II
Product code
LFH
Recalls
None
Predicates
0

FDA’s file for it is a 510(k) statement, which names no predicate.

FIG. 1 — Lineage of K981801Source: FDA 510(k) database · How lineage is built

Get the monthly Device Review Tracker

Notable FDA decisions, review times and new Class I recalls. See an issue.

Sources: FDA 510(k) database (decision fields), the FDA 510(k) statement (indications), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.

Planning a device in LFH? A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.

Top candidate predicates for a new LFH device

  1. #1 K213875 DRI TM Tricyclics Serum Tox Assayscore 7.6 · 1 generation · no Class I recall
  2. #2 Held for the reportin the report
Get a 510(k) Report

What was it cleared against?

FDA’s file for it is a 510(k) statement, which names no predicate.

What descends from it?

No later submission names this one as a predicate yet.

Has anything in its family been recalled? (0 Class I)

No FDA recall names this device.

No ancestor or descendant has a Class I recall.

How does its category compare?

All LFH devices

LFH U.V. Spectrometry, Tricyclic Antidepressant Drugs: FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · LFH

1in 2023

2022: 12023: 1
2007high 1 (2022) · low 0 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · LFH

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

Recalls per year · LFH

No recall names LFH since 2007.

Adverse event reports per year · LFH

1in 2007

2007: 1
2007high 1 (2007) · low 0 (2008)2025

MAUDE reports naming product code LFH, 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—01
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
20231—00
20240—00
20250—00
20260—0—

What is it indicated for?

Immunoassay for the qualitative detection of Tricyclic Antidepressants (Nortriptyline at cutoff 1000 ng/mL) in human urine to assist in screening of drug of abuse samples.

Indications for use read by OCR from a scanned FDA 510(k) statement, so letters may be misread. Check the PDF before quoting it.

Cite this page

510(k) Report. “K981801: Accusign Tca, Biosign Tca, Staus DS Tca.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K981801

Report an extraction error

Tell us what is wrong; we check it against the FDA summary.

Are you the manufacturer?

Send a correction or an update to this page, for example a newer model or a public statement about a recall.

Record history
  • FDA decision record loaded May 2, 2026
  • Summary read Oct 13, 2026 (extraction version 9eaa42aa01ed)
  • Page last updated Nov 3, 2026