# K133037: Grindguard

- Pathway: 510(k) (Traditional)
- Applicant: Grind Guard Technologies, LLC
- Decided: Jan 23, 2014 after 119 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: 6 generations back to K882303 (1989). 17 ancestors in all.
6 later devices descend from it; 1 cites 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)
- K082723: Grindguard, Grind Guard Technologies, LLC (2009) Summary page 2.
- K123161: Smartguard Night Guard, Smartguard Original, Smartguard Night Guard Original, Smartguard Elite, Smartguard, Inc. (2013) Summary page 2.

## Most influential descendants
- K181099: Bright Guard (2019), 5 descendants of its own
- K221369: FBCC Night Guard (2022), 3 descendants of its own
- K251778: Remi Custom Night Guard (2025), 1 descendant of its own
- K253641: Owl Night Guard (2026), 0 descendants of its own
- K252004: enCore Night Guard (2025), 0 descendants of its own

## Indications for use
The GrindGuardN is a mouth guard intended to protect against grinding and clenching.

Source page: https://510kreport.com/device/K133037
Methodology: https://510kreport.com/methodology