# K934978: Fermit N Light-Curing Temporary Filling Material

- Pathway: 510(k) (Traditional)
- Applicant: Ivoclar North America, Inc.
- Decided: Dec 10, 1993 after 52 days
- Product code: EBG (Crown And Bridge, Temporary, Resin)
- Device class: 2
- Regulation: 21 CFR 872.3770
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
5 later devices descend from it; 3 cite it directly.
0 of 6 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA lists a 510(k) statement for it but has not posted the file, so its predicates are not known.

## Most influential descendants
- K111666: Evadyne Temporary Crown and Bridge Resin (2011), 1 descendant of its own
- K972892: Cavit-LC (1997), 1 descendant of its own
- K192158: DiaTemp (2020), 0 descendants of its own
- K052800: Provisional Inlay/Onlay Kit (2006), 0 descendants of its own
- K990982: Cavit LC (1999), 0 descendants of its own

Source page: https://510kreport.com/device/K934978
Methodology: https://510kreport.com/methodology