# K123952: Cerec Blocs C in

- Pathway: 510(k) (Traditional)
- Applicant: Sirona Dental Systems GmbH
- Decided: Mar 20, 2013 after 89 days
- Product code: EIH (Powder, Porcelain)
- Device class: 2
- Regulation: 21 CFR 872.6660
- 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 K070772 (2007). 2 ancestors in all.
9 later devices descend from it; 1 cites it directly.
0 of 12 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K090644: Vitablocs, Model VX55-****, Vita Zahnfabrik H.Rauter GmbH & Co. (2009) Summary page 1.
- K070772: Pressx ZR, Wieland Dental + Technik GmbH & Co. KG (2007) Summary page 1.

## Most influential descendants
- K141727: Dental Lithium Disilicate Glass Ceramic Block (UP. Press Series and UP. Cad Series) (2014), 8 descendants of its own
- K192231: Dental Glass Ceramics Blocks (2020), 5 descendants of its own
- K242407: Dental Glass Ceramics Blocks (HT, LT, MT) (2024), 0 descendants of its own
- K241715: Dental Glass Ceramics Blocks (HT,LT,ST) (2024), 0 descendants of its own
- K232673: Dental Glass Ceramics (2024), 0 descendants of its own

## Indications for use
CEREC blocs C In are indicated for the fabrication of veneers and of crowns in anterior teeth and in premolars that have not been endodontically treated, using the Sirona CAD/CAM system.

Source page: https://510kreport.com/device/K123952
Methodology: https://510kreport.com/methodology