# K073220: The Doctor's Nightguard Advanced Comfort

- Pathway: 510(k) (Special)
- Applicant: Prestige Brands, Inc.
- Decided: Dec 19, 2007 after 34 days
- Product code: OBR (Mouthguard, Over-The-Counter)
- Device class: U
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 3 generations back to K882303 (1989). 6 ancestors in all.
17 later devices descend from it; 3 cite it directly.
0 of 24 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K053580: Doctor's Nightguard, Dental Concepts, LLC (2006) Summary page 1.
- K024261: Dental Protector, Dental Concepts, LLC (2003) Summary page 1.

## Most influential descendants
- K082723: Grindguard (2009), 10 descendants of its own
- K123161: Smartguard Night Guard, Smartguard Original, Smartguard Night Guard Original, Smartguard Elite (2013), 9 descendants of its own
- K133037: Grindguard (2014), 6 descendants of its own
- K181099: Bright Guard (2019), 5 descendants of its own
- K091792: Rest Assured Generation II Dental Protector (2009), 5 descendants of its own

## Indications for use
The Doctor's® NightGuard™ Advanced Comfort™ is indicated for protection against bruxism or nighttime teeth grinding. It is intended to reduce damage to the teeth and to prevent the noise associated with bruxing or grinding.

Source page: https://510kreport.com/device/K073220
Methodology: https://510kreport.com/methodology