510(k) Report

510(k) · Cleared

Cleared

Coulter Multi Q Prep

K935953510(k) TraditionalCleared Mar 11, 199488-day reviewClass I21 CFR 864.5240

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

Coulter Corp. · GKH Apparatus, Automated Blood Cell Diluting

Cleared on Mar 11, 1994 after an 88-day review. FDA has not posted a summary or statement for it, so its predicates are not known.

Decided
Mar 11, 1994
Review
88 days
Class
Class I
Product code
GKH
Recalls
None
Predicates
0

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

FIG. 1 — Lineage of K935953Source: 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 GKH? 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?

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)

No FDA recall names this device.

No ancestor or descendant has a Class I recall.

How does its category compare?

All GKH devices

GKH Apparatus, Automated Blood Cell Diluting: FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · GKH

1in 2010

2010: 1
2007high 1 (2010) · low 0 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · GKH

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

Recalls per year · GKH

1in 2010

2009: 12010: 1
2007high 1 (2009) · low 0 (2007)2026

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

Adverse event reports per year · GKH

2in 2009

2009: 2
2007high 2 (2009) · low 0 (2007)2025

MAUDE reports naming product code GKH, 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—12
20101—10
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—00
20240—00
20250—00
20260—0—
Cite this page

510(k) Report. “K935953: Coulter Multi Q Prep.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K935953

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