# K170330: 3M Protemp Cement Temporary Dental Cement

- Pathway: 510(k) (Traditional)
- Applicant: 3M Company
- Decided: Feb 6, 2017 after 4 days
- Product code: EMA (Cement, Dental)
- Device class: 2
- Regulation: 21 CFR 872.3275
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 1 generation back to K003658 (2001). 1 ancestor in all.
No later device cites it as a predicate yet.
0 of 2 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K003658: Temp-Bond NE 2, Sybron Dental Specialties, Inc. (2001) Summary page 4.

## Indications for use
Temporary cementation of provisional restorations Temporary cementation of final restorations

Source page: https://510kreport.com/device/K170330
Methodology: https://510kreport.com/methodology