# K123304: SR Nexco Paste Layering Materials, SR Nexco Opaquer, SR Nexco Liner-SR Nexco Connect, SR Nexco Stains, SR Nexco Retentio

- Pathway: 510(k) (Abbreviated)
- Applicant: Ivoclar Vivadent, AG
- Decided: Jan 24, 2013 after 92 days
- Product code: EBF (Material, Tooth Shade, Resin)
- Device class: 2
- Regulation: 21 CFR 872.3690
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
4 later devices descend from it; 1 cites it directly.
0 of 5 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA’s file for it is a 510(k) statement, which names no predicate.

## Most influential descendants
- K152373: VITA VM LC Flow (2015), 3 descendants of its own
- K240660: Signum composite flow; Signum universal bond; Signum metal bond ; Signum composite; Signum matrix; Signum liquid; Signum cre-active (2024), 1 descendant of its own
- K251587: VITA VMLC Primer (2026), 0 descendants of its own
- K230644: Signum opaque F (2023), 0 descendants of its own

## Indications for use
SR Nexco is intended to be used as follows: Framework-based Veneering of metal-supported restorations Veneering of combination dentures (telescope crown veneers) Veneering of fixed-removable implant superstructures Veneering of gingiva portions in fixed removable implant superstructures Veneering of CAD/CAM fabricated metal frameworks Masking of model cast frameworks with SR Nexco Opaquer Pink Framework-Free Inlays/Onlays/veneers Anterior Crowns Modification/Characterization Superficial characterization of Ivoclar Vivadent masin teeth with SR Nexco Stains in conjunction with SR Connect and subsequent layering with SR Nexco Paste layering materials Shape and shade modifications of Ivoclar Vivadent resin teeth with SR Nexco Paste layering materials in conjunction with SR Connect Modification and characterization of Telio CAD and Telio Lab with SR Nexco Stains, Dentin, Incisal and Effect Shades in conjunction with SR Connect

Source page: https://510kreport.com/device/K123304
Methodology: https://510kreport.com/methodology