# K942938: Crossvent-4 Ventilator

- Pathway: 510(k) (Traditional)
- Applicant: Bio-Med Devices, Inc.
- Decided: Sep 19, 1995 after 454 days
- Product code: CBK (Ventilator, Continuous, Facility Use)
- Device class: 2
- Regulation: 21 CFR 868.5895
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
22 later devices descend from it; 2 cite it directly.
11 of 23 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
- K062267: Oxylog 3000 (2006), 20 descendants of its own
- K112006: Hamilton-TC1 (2012), 13 descendants of its own
- K120670: Hamilton-T1 (2012), 11 descendants of its own
- K121225: Hamilton-C2 (2012), 8 descendants of its own
- K123637: Hamilton-C3 (2012), 4 descendants of its own

Source page: https://510kreport.com/device/K942938
Methodology: https://510kreport.com/methodology