# K972436: T1 Line Dental Handpieces

- Pathway: 510(k) (Traditional)
- Applicant: Siemens AG
- Decided: Sep 22, 1997 after 84 days
- Product code: EFB (Handpiece, Air-Powered, Dental)
- 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
No predicates in its family tree.
2 later devices descend from it; 2 cite it directly.
0 of 3 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. The FDA summary names its predicate without a number.
- (no number) A-DEC/W&H Low Speed Handpieces: named in the summary without a submission number

## Most influential descendants
- K090369: Prodrive Line of Dental Handpieces (2009), 0 descendants of its own
- K041755: Cromax High Speed Turbine Handpiece (2004), 0 descendants of its own

## Indications for use
The Siemens T1 LINE dental handpieces are intended for use in the dental operatory to prepare dental cavities for restorations such as fillings, and for cleaning teeth.

Source page: https://510kreport.com/device/K972436
Methodology: https://510kreport.com/methodology