# K885093: Coulter STKS

- Pathway: 510(k) (Traditional)
- Applicant: Coulter Electronics, Inc.
- Decided: Dec 28, 1988 after 19 days
- Product code: GKZ (Counter, Differential Cell)
- Device class: 2
- Regulation: 21 CFR 864.5220
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
11 later devices descend from it; 4 cite it directly.
0 of 12 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA has not posted a summary or statement for it, so its predicates are not known.

## Most influential descendants
- K962988: Coulter Gen-S System (1996), 6 descendants of its own
- K022200: Pentra 120/Pentra 120 Retic Options SPS, Model Pentra 120 (2002), 2 descendants of its own
- K050719: Abx Pentra DX 120: Option SPS Evolution (2005), 1 descendant of its own
- K041882: Flowcare System (2004), 1 descendant of its own
- K981568: Mascot MD Hematology Analyzer, Model MD 800 (1998), 1 descendant of its own

Source page: https://510kreport.com/device/K885093
Methodology: https://510kreport.com/methodology