# K961783: Sullivan Vpap II ST Nasal Vpap System

- Pathway: 510(k) (Traditional)
- Applicant: Resmed, Ltd.
- Decided: Aug 1, 1996 after 85 days
- Product code: BZD (Ventilator, Non-Continuous (Respirator))
- Device class: 2
- Regulation: 21 CFR 868.5905
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
233 later devices descend from it; 11 cite it directly.
24 of 234 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA lists a 510(k) statement for it but has not posted the file, so its predicates are not known.

## Most influential descendants
- K030843: Vpap Iii (2003), 106 descendants of its own
- K041209: Resmed S8 Pioneer Cpap System (2004), 96 descendants of its own
- K030798: Mirage Activa Mask (2003), 96 descendants of its own
- K032916: Mirage Activa Mask (2003), 93 descendants of its own
- K042403: Mirage Swift (2004), 80 descendants of its own

Source page: https://510kreport.com/device/K961783
Methodology: https://510kreport.com/methodology