510(k) Report

510(k) · Cleared

Recalled · Class II · 2023

Cytotech C1-Inhibitor Enzyme Immunoassay

K872426510(k) TraditionalCleared Jul 23, 198731-day reviewClass II21 CFR 866.5250Recalls 1

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

Cytotech, Inc. · DBA Complement C1 Inhibitor (Inactivator), Antigen, Antiserum, Control

Cleared on Jul 23, 1987 after a 31-day review. FDA has not posted a summary or statement for it, so its predicates are not known. It has been recalled once.

Decided
Jul 23, 1987
Review
31 days
Class
Class II
Product code
DBA
Recalls
1
Predicates
0

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

FIG. 1 — Lineage of K872426Source: 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 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)

Recalls of this device

DateClassRecallRoot causeReason
Feb 1, 2023Class IIZ-1308-2023Release of Material/Component prior to receiving test resultsKits with affected microtiter plates have the potential to produce low OD values, causing the run to fail, per the Validation requirements of the Package Insert.

No ancestor or descendant has a Class I recall.

How does its category compare?

All DBA devices

DBA Complement C1 Inhibitor (Inactivator), Antigen, Antiserum, Control: FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · DBA

1in 2014

2007: 12013: 12014: 1
2007high 1 (2007) · low 0 (2008)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · DBA

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

Recalls per year · DBA

No recall names DBA since 2007.

Adverse event reports per year · DBA

No MAUDE report names DBA since 2007.

View these four charts as a table
YearDecisionsMedian 510(k) review, daysRecalls (Class I)MAUDE reports
20071—00
20080—00
20090—00
20100—00
20110—00
20120—00
20131—00
20141—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—
Cite this page

510(k) Report. “K872426: Cytotech C1-Inhibitor Enzyme Immunoassay.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K872426

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