510(k) Report

510(k) · Cleared

Cleared

Elvi 146 Seroscan

K842313510(k) TraditionalCleared Sep 10, 198490-day reviewClass I21 CFR 862.2400

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

Logos Scientific, Inc. · JQT Densitometer/Scanner (Integrating, Reflectance, Tlc, Radiochromat.) Clinica

Cleared on Sep 10, 1984 after a 90-day review. FDA has not posted a summary or statement for it, so its predicates are not known.

Decided
Sep 10, 1984
Review
90 days
Class
Class I
Product code
JQT
Recalls
None
Predicates
0

FDA has not posted a summary or statement for it, so its predicates are not known.

FIG. 1 — Lineage of K842313Source: FDA 510(k) database · How lineage is built

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

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

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  • Candidate predicates for a device like this, rankedin the report
  • Recall history across each candidate’s familyin the report
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What was it cleared against?

FDA has not posted a summary or statement for it, so its predicates are not known.

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 JQT devices

JQT Densitometer/Scanner (Integrating, Reflectance, Tlc, Radiochromat.) Clinica: FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · JQT

1in 2011

2011: 1
2007high 1 (2011) · low 0 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · JQT

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

Recalls per year · JQT

No recall names JQT since 2007.

Adverse event reports per year · JQT

5in 2025

2018: 32019: 52020: 112021: 52022: 52023: 62024: 42025: 5
2007high 11 (2020) · low 0 (2007)2025

MAUDE reports naming product code JQT, 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
20111—00
20120—00
20130—00
20140—00
20150—00
20160—00
20170—00
20180—03
20190—05
20200—011
20210—05
20220—05
20230—06
20240—04
20250—05
20260—0—
Cite this page

510(k) Report. “K842313: Elvi 146 Seroscan.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K842313

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Record history
  • FDA decision record loaded May 2, 2026
  • Page last updated Nov 3, 2026