- Article
Influence of the Maxillary Sinus on the Accuracy of the Root ZX Apex Locator: An Ex Vivo Study
- Roula El Hachem,
- Elie Wassef,
- Nadim Mokbel,
- Richard Abboud,
- Carla Zogheib,
- Nada El Osta and
- Alfred Naaman
This study evaluated the accuracy of the Root ZX (J. Morita, Tokyo, Japan) electronic apex locator in determining the working length when palatal maxillary molar roots are in a relationship with the sinus. Seventeen human maxillary molars with vital...