Frasaco ST-BK108 – Posterior assortment of 108 transparent strip crowns, storage box
The Frasaco ST-BK108 is an posterior assortment of 108 transparent strip crowns. Frasaco strip crowns are elastic, thin and easy-to-cut celluloid crowns; in the transparent execution they transmit polymerisation light. They are used as moulds for temporary restorations on preparations and as matrices for restoring corners and edges, also with composites. Class I medical device for single use; never leave in the mouth for more than 30 days.
Plastic box with transparent cover: 3 crowns of the same size in 36 compartments. Sizes: upper 140–144, 160–163 and 240–244, 260–263; lower 340–344, 360–363 and 440–444, 460–463 (first premolars and first molars).
Use according to Frasaco: choose a crown of the required size and shape and adjust it to the cervical area and gingival margin with crown scissors; preparation and crown must be clean and dry; fill the crown with temporary material and place it. In multi-layer technique, the strip crown can also shape the final layer as a matrix.
Refills of 5 crowns of one size (ST-5K) top up the box; the SL-2 storage system (8 drawers, supplied empty) organises the refills.
Made in Germany by Frasaco; AxeMed distributes the Frasaco range in the Benelux.
Technical specifications
| Contents | 108 couronnes (36 tailles × 3) |
| Box | Plastique, couvercle transparent |
| Crown material | Celluloïd transparent |
| Regulatory status | Dispositif médical classe I, usage unique |
| Maximum time in mouth | 30 jours |
| Country of origin | Allemagne (DE) |
| Customs code (Intrastat) | 90212900 |
| Dimensions / weight | à compléter |
Frequently asked questions
How do I refill the assortment?
With ST-5K refill boxes of 5 crowns of one size (for example ST-5K-142).
Is there a coloured version?
Yes, Frasaco offers the equivalent with coloured crowns: ST-BE108.
How long can a strip crown stay in the mouth?
Never more than 30 days; if it stays a few days, its gingival edge must be no deeper than 1 mm inside the sulcus.