- The Diagnodent pen will show you where the decay lies. - It works quickly and reliably. - The laser fluorescence detector within the Diagnodent pen is a precise method for identifying fissure caries, proximal caries and periodontitis. - Sub-surface caries lesions can be extremely difficult to detect using an explorer, and the Diagnodent offers a perfect adjunct to the diagnostic arsenal. - It is especially useful for pit and fissure areas - even when the outer tooth surface seems to be intact. **For further product information, please contact Chat Support**