# K993269: IQ Nasal Mask, Model P/N 50160

- Pathway: 510(k) (Special)
- Applicant: Sleepnet Corporation
- Decided: Oct 27, 1999 after 27 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.
4 later devices descend from it; 2 cite it directly.
0 of 5 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA’s file for it is a 510(k) statement, which names no predicate.

## Most influential descendants
- K022642: Twlight, Model Isp 9600 (2003), 2 descendants of its own
- K061874: Invacare's Twilight II Nasal Masks (2006), 0 descendants of its own
- K042455: Devilbiss Nasal Cpap Mask, 9354 Series (2005), 0 descendants of its own
- K041309: Imask TM (2004), 0 descendants of its own

## Indications for use
The SleepNet Corporation Q™ Nasal Mask is intended to be used with positive airway pressure devices such as CPAP (Continuous Positive Airway Pressure) operating at or above 3 cmH₂O for the treatment of adult obstructive sleep apnea.

Source page: https://510kreport.com/device/K993269
Methodology: https://510kreport.com/methodology