# K945429: Spacelabs Medical Expansion Module (Model 90352)

- Pathway: 510(k) (Traditional)
- Applicant: Spacelabs Medical, Inc.
- Decided: Aug 15, 1995 after 281 days
- Product code: DSI (Detector And Alarm, Arrhythmia)
- Device class: 2
- Regulation: 21 CFR 870.1025
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
151 later devices descend from it; 2 cite it directly.
0 of 152 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
- K952912: Spacelabs Medical Integrated Multi-Parameter Module (1997), 150 descendants of its own
- K972502: Spacelabs Medical Integrated Multiparameter Module 90496 (1998), 149 descendants of its own
- K993531: Passport 2 Vital Signs Monitor, Model 0998-00-0170-XX (2000), 119 descendants of its own
- K032733: PM-8000 Patient Monitor, Model 8000 (2004), 88 descendants of its own
- K043348: Modification to PM-8000 Patient Monitor (2005), 87 descendants of its own

Source page: https://510kreport.com/device/K945429
Methodology: https://510kreport.com/methodology