# K112665: Tri Auto Mini - Endodeontic Treatment Motorized Handpiece

- Pathway: 510(k) (Traditional)
- Applicant: J. Morita USA, Inc.
- Decided: May 4, 2012 after 234 days
- Product code: EKX (Handpiece, Direct Drive, Ac-Powered)
- Device class: 1
- Regulation: 21 CFR 872.4200
- 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 K951425 (1995). 13 ancestors in all.
1 later device descends from it; 1 cites it directly.
0 of 15 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K921979: Root ZX, J. Morita USA, Inc. (1993) Summary page 2.
- K953867: Root Canal Length Measuring Device, J. Morita USA, Inc. (1995) Summary page 2.
- K970339: Tri Auto ZX, J. Morita USA, Inc. (1997) Summary page 3.
- K071190: Root ZX II, J. Morita USA, Inc. (2007) Summary page 2.

## Most influential descendants
- K210475: EQ-M (2022), 0 descendants of its own

## Indications for use
The Tri Auto mini motorized handpiece can be used to enlarge and prepare root canals, remove gutta-percha points, and for professional tooth cleaning. When connected to Apex locator, the Tri Auto mini can be used to measure the length of root canals.

Source page: https://510kreport.com/device/K112665
Methodology: https://510kreport.com/methodology