510(k) Report

510(k) · Cleared

Cleared

CRYOcheck FVIII Inhibitor Kit

K183440510(k) TraditionalCleared Mar 12, 201990-day reviewClass II21 CFR 864.7290

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

Precision Biologic, Inc. · GGP Test, Qualitative And Quantitative Factor Deficiency

Cleared on Mar 12, 2019 as substantially equivalent to K082205 (Genetic Testing Institute, 2008) after a 90-day review. Its family tree reaches back 2 generations to 2000.

Decided
Mar 12, 2019
Review
90 days
Class
Class II
Product code
GGP
Recalls
None
Predicates
1

Its longest line of descent runs back 2 generations to K993553 (2000). No later device cites it as a predicate yet.

  1. Root · 2 generations backK993553 Gti-Fviii Inhibitor AssayGenetic Testing Institute · 2000
  2. 1 generation backK082205 Factor Viii Antibody ScreenGenetic Testing Institute · 2008
  3. This deviceK183440 CRYOcheck FVIII Inhibitor KitPrecision Biologic, Inc. · 2019
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−2K993553Gti-Fviii Inhibitor AssayGenetic Testing Institute2000—
−1K082205Factor Viii Antibody ScreenGenetic Testing Institute2008—
0 (this device)K183440CRYOcheck FVIII Inhibitor KitPrecision Biologic, Inc.2019—
FIG. 1 — Lineage of K183440, 2000–2019Source: 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 GGP? 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 GGP device

  1. #1 K251440 CRYOcheck Chromogenic Factor VIIIscore 10.5 · 3 generations · no Class I recall
  2. #2 Held for the reportin the report
  3. #3 Held for the reportin the report
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What was it cleared against? (1)

Devices the submitter claimed this one is substantially equivalent to (*), and reference devices cited for a specific test or feature (†), as written in the FDA summary.

TypeNumberDeviceApplicantDecidedRecalls
*K082205Factor Viii Antibody Screen
Summary page 4
…864.5425 Classification Panel Hematology Predicate Device Immucor FVIII Antibody Screen Assay (K082205) Indication for Use/ The CRYOcheck FVIII Inhibitor Kit is for clinical laboratory use in Intended Use conjunctio…
Genetic Testing Institute2008—

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.

What does this lineage say?

  • The line of descent spans 19 years and passes through 2 companies; a new generation was cleared every 10.3 years on median.
  • None of the 2 ancestors has a recall.

How does its category compare?

All GGP devices

GGP Test, Qualitative And Quantitative Factor Deficiency: FDA decisions, review times, recalls and adverse event reports over 20 years. 2019, this device’s year, is highlighted.

FDA decisions per year · GGP

1in 2025

2007: 32008: 22009: 12011: 12014: 12018: 12019: 12020: 22022: 22023: 22025: 1
2007high 3 (2007) · low 0 (2010)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · GGP

153in 2007

2007: 153 days median
2007high 153 (2007)2026

Receipt to decision; years with fewer than 3 clearances left blank.

Recalls per year · GGP

1in 2017

2007: 22010: 12012: 22015: 22017: 12026 (partial year): 1
2007high 2 (2007) · low 0 (2008)2026

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

Adverse event reports per year · GGP

3in 2025

2012: 42014: 12015: 12017: 32018: 32019: 12021: 22022: 42025: 3
2007high 4 (2012) · low 0 (2007)2025

MAUDE reports naming product code GGP, 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
2007315320
20082—00
20091—00
20100—10
20111—00
20120—24
20130—00
20141—01
20150—21
20160—00
20170—13
20181—03
20191—01
20202—00
20210—02
20222—04
20232—00
20240—00
20251—03
20260—1—

What is it indicated for?

The CRYOcheck FVIII Inhibitor Kit is for clinical laboratory use in conjunction with a Factor VIII activity assay to

enable the performance of a modified Nijmegen-Bethesda assay using 3.2% citrated human plasma. It enables the

determination of a functional FVIII inhibitor titer to aid in the clinical management of congenital hemophilia A in

individuals aged 2 years or older. For in vitro diagnostic use.

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K183440: CRYOcheck FVIII Inhibitor Kit.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K183440

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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