510(k) Report

510(k) · Cleared

Cleared

K-Assay Apo AI

K993345510(k) TraditionalCleared Oct 25, 199920-day reviewClass II21 CFR 866.5580

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

Kamiya Biomedical Co. · DER Alpha-1-Lipoprotein, Antigen, Antiserum, Control

Cleared on Oct 25, 1999 after a 20-day review. The FDA summary names no predicate by number. 1 later device descends from it.

Decided
Oct 25, 1999
Review
20 days
Class
Class II
Product code
DER
Recalls
None
Predicates
0

1 later device descends from it, 1 citing it directly.

Descendants, by year cleared 2008: 1 descendant cleared1995200020052010201520202025
  1. This deviceK993345 K-Assay Apo AIKamiya Biomedical Co. · 1999
  2. Descendant · cites it directly · 0 of its ownK072977 Diazyme Apolipoprotein a-1 AssayGeneral Atomics · 2008

Most influential descendants

Showing 1 of 1 · See all
  • K072977Diazyme Apolipoprotein a-1 AssayGeneral Atomics · 2008 · cites it directly0descendants
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
0 (this device)K993345K-Assay Apo AIKamiya Biomedical Co.1999—
+1K072977Diazyme Apolipoprotein a-1 AssayGeneral Atomics2008—

Descendants by year cleared

Year clearedDevicesWith a Class I recall
200810
FIG. 1 — Lineage of K993345, 1999–2008Source: FDA 510(k) summaries, read by 510(k) Report · 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), the FDA summary (predicates and indications), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.

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

  • 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?

The FDA summary names no predicate by number.

What descends from it? (1)

1 later device cites it directly; ranked here by how many devices descend from each in turn.

NumberDeviceApplicantDecidedDescendants
K072977Diazyme Apolipoprotein a-1 AssayGeneral Atomics20080

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.

What does this lineage say?

  • Of its descendants, K072977 (General Atomics, 2008) has gone furthest, with 0 descendants of its own.

How does its category compare?

All DER devices

DER Alpha-1-Lipoprotein, Antigen, Antiserum, Control: FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · DER

FDA has decided no DER device since 2007.

Median 510(k) review, days · DER

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

Recalls per year · DER

No recall names DER since 2007.

Adverse event reports per year · DER

2in 2024

2023: 12024: 2
2007high 2 (2024) · low 0 (2007)2025

MAUDE reports naming product code DER, 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
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—01
20240—02
20250—00
20260—0—

What is it indicated for?

The K-ASSAY Apo Al Assay is intended to be used for the quantitative determination of

Apo Al in human serum by immunoturbidimetric assay. Apolipoprotein measurements

are used in the diagnosis and treatment of lipid disorders (such as diabetes mellitus),

atherosclerosis, and various liver and renal diseases.

FOR IN VITRO DIAGNOSTIC USE.

Indications for use read by OCR from a scanned FDA summary, so letters may be misread. Check the PDF before quoting it.

Cite this page

510(k) Report. “K993345: K-Assay Apo AI.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K993345

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