510(k) Report

510(k) · Cleared

Cleared

Gamma-Glutamyl Transferase (GGT) Test

K935177510(k) TraditionalCleared Dec 16, 199351-day reviewClass I21 CFR 862.1360

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

Em Diagnostic Systems, Inc. · JQB Kinetic Method, Gamma-Glutamyl Transpeptidase

Cleared on Dec 16, 1993 after a 51-day review. FDA lists a 510(k) statement for it but has not posted the file, so its predicates are not known.

Decided
Dec 16, 1993
Review
51 days
Class
Class I
Product code
JQB
Recalls
None
Predicates
0

FDA lists a 510(k) statement for it but has not posted the file, so its predicates are not known.

FIG. 1 — Lineage of K935177Source: 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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What was it cleared against?

FDA lists a 510(k) statement for it but has not posted the file, 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 JQB devices

JQB Kinetic Method, Gamma-Glutamyl Transpeptidase: FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · JQB

FDA has decided no JQB device since 2007.

Median 510(k) review, days · JQB

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

Recalls per year · JQB

No recall names JQB since 2007.

Adverse event reports per year · JQB

2in 2024

2010: 22011: 22018: 12024: 2
2007high 2 (2010) · low 0 (2007)2025

MAUDE reports naming product code JQB, 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—02
20110—02
20120—00
20130—00
20140—00
20150—00
20160—00
20170—00
20180—01
20190—00
20200—00
20210—00
20220—00
20230—00
20240—02
20250—00
20260—0—
Cite this page

510(k) Report. “K935177: Gamma-Glutamyl Transferase (GGT) Test.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K935177

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