# K203462: Advanced Dental Appliance

- Pathway: 510(k) (Abbreviated)
- Applicant: Dasoft Partners
- Decided: Feb 19, 2021 after 87 days
- Product code: LRK (Device, Anti-Snoring)
- Device class: 2
- Regulation: 21 CFR 872.5570
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 9 generations back to K882303 (1989). 42 ancestors in all.
No later device cites it as a predicate yet.
0 of 43 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K182312: Zyppah Anti-Snoring Device, Always More Marketing (2019) Summary page 5.
- K172991: Advanced Dental Applicance, Dasoft Partners (2018) Summary page 5.
- K170825: SnoreRx, Apnea Sciences Corporation (2017) Summary page 5.

## Indications for use
The DaSoft Advanced Dental Appliance is indicated to reduce snoring in adult patients age 18 years or older.

Source page: https://510kreport.com/device/K203462
Methodology: https://510kreport.com/methodology