510(k) Report

510(k) · Cleared

Cleared

Aggro/Link VW Cofactor Software

K940792510(k) TraditionalCleared Oct 13, 1994233-day reviewClass II21 CFR 864.5700

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

Chrono-Log Corp. · JOZ System, Automated Platelet Aggregation

Cleared on Oct 13, 1994 after a 233-day review. FDA lists a 510(k) statement for it but has not posted the file, so its predicates are not known.

Decided
Oct 13, 1994
Review
233 days
Class
Class II
Product code
JOZ
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 K940792Source: 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.

Planning a device in JOZ? 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 JOZ device

  1. #1 K191364 T-TAS 01 Total Thrombus-formation Analysis…score -0.5 · 3 generations · no Class I recall
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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 JOZ devices

JOZ System, Automated Platelet Aggregation: FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · JOZ

1in 2020

2012: 12013: 12015: 22016: 12017: 12019: 12020: 1
2007high 2 (2015) · low 0 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · JOZ

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

Recalls per year · JOZ

1in 2025

2013: 12024: 12025: 1
2007high 1 (2013) · low 0 (2007)2026

Class I (0 since 2007) Class II/III not classified

Adverse event reports per year · JOZ

3in 2025

2010: 12012: 12013: 12014: 12017: 12018: 252019: 92020: 22021: 22022: 162024: 12025: 3
2007high 25 (2018) · low 0 (2007)2025

MAUDE reports naming product code JOZ, 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—01
20110—00
20121—01
20131—11
20140—01
20152—00
20161—00
20171—01
20180—025
20191—09
20201—02
20210—02
20220—016
20230—00
20240—11
20250—13
20260—0—
Cite this page

510(k) Report. “K940792: Aggro/Link VW Cofactor Software.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K940792

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