# K020303: XR Primer 2

- Pathway: 510(k) (Traditional)
- Applicant: Kerr Dental Materials Center
- Decided: Apr 19, 2002 after 80 days
- Product code: KLE (Agent, Tooth Bonding, Resin)
- Device class: 2
- Regulation: 21 CFR 872.3200
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
No later device cites it as a predicate yet.
0 of 1 device in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. The FDA summary names its predicate without a number.
- (no number) Kerr Corporation, XR Primer: named in the summary without a submission number

## Indications for use
The intended use of XR Primer 2 is to wet the interior of a prepared cavity of a tooth to prior to application of an adhesive to improve retention of a restoration.

Source page: https://510kreport.com/device/K020303
Methodology: https://510kreport.com/methodology