510(k) Report

510(k) · Cleared

Cleared

Variant Alpha-Thalassemia Short Program

K955355510(k) TraditionalCleared Apr 26, 1996157-day reviewClass II21 CFR 864.7415

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

Bio-Rad · GKA Abnormal Hemoglobin Quantitation

Cleared on Apr 26, 1996 after a 157-day review. The FDA summary names its predicate without a number.

Decided
Apr 26, 1996
Review
157 days
Class
Class II
Product code
GKA
Recalls
None
Predicates
0

The FDA summary names its predicate without a number.

FIG. 1 — Lineage of K955355Source: FDA 510(k) database · How lineage is built

Get the monthly Device Review Tracker

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 GKA? 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 GKA device

  1. #1 K232027 CAPI 3 NEONAT Hb, CAPILLARYS 3 DBS Instrumentscore 7.1 · 1 generation · no Class I recall
  2. #2 Held for the reportin the report
  3. #3 Held for the reportin the report
Get a 510(k) Report

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
*—Isolab Alpha-Thal Screen test
Named without a submission number
—

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 GKA devices

GKA Abnormal Hemoglobin Quantitation: FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · GKA

1in 2024

2008: 12009: 12010: 12012: 22017: 12018: 12022: 12023: 12024: 1
2007high 2 (2012) · low 0 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · GKA

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

Recalls per year · GKA

1in 2020

2010: 22018: 52020: 1
2007high 5 (2018) · low 0 (2007)2026

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

Adverse event reports per year · GKA

2in 2013

2013: 2
2007high 2 (2013) · low 0 (2007)2025

MAUDE reports naming product code GKA, 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
20081—00
20091—00
20101—20
20110—00
20122—00
20130—02
20140—00
20150—00
20160—00
20171—00
20181—50
20190—00
20200—10
20210—00
20221—00
20231—00
20241—00
20250—00
20260—0—

What is it indicated for?

The determination of hemoglobin Bart's in human whole blood using ion-exchange HPLC.

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. “K955355: Variant Alpha-Thalassemia Short Program.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K955355

Report an extraction error

Tell us what is wrong; we check it against the FDA summary.

Are you the manufacturer?

Send a correction or an update to this page, for example a newer model or a public statement about a recall.

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