# K192231: Dental Glass Ceramics Blocks

- Pathway: 510(k) (Traditional)
- Applicant: Aidite (Qinhuangdao) Technology Co., Ltd.
- Decided: Jul 8, 2020 after 327 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: 3 generations back to K070772 (2007). 4 ancestors in all.
5 later devices descend from it; 5 cite it directly.
0 of 10 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K141727: Dental Lithium Disilicate Glass Ceramic Block (UP. Press Series and UP. Cad Series), Liaoning Upcera Co., Ltd. (2014) Summary page 4.

## Most influential descendants
- 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
- K232438: Dental Glass Ceramics Blocks (2023), 0 descendants of its own
- K230259: Soreal Press, Soreal CAD (2023), 0 descendants of its own
- K222513: Glass Ceramics (2023), 0 descendants of its own

## Indications for use
Dental Glass Ceramics Blocks are indicated for fabricating all-ceramic restorations such as veneers, inlay/ onlay, partial crowns, anterior crowns, posterior crowns, using the hot press technique or CAD/CAM system.

Source page: https://510kreport.com/device/K192231
Methodology: https://510kreport.com/methodology