Development and Expert Content Validation of a Pop-up Laser-assisted Cone-positioning Device for Periapical Radiography
Dewi Kartika, Eha Renwi Astuti, Sondang Pintauli & M. Sabri · Asian Journal of Research in Medical and Pharmaceutical Sciences · 2026
Positioning errors in periapical radiography, particularly cone cut and beam misalignment, remain recurrent technical problems that may compromise image adequacy, increase repeat exposure, and reduce the reliability of radiographic interpretation. Although operator training and c...
Open access
Research Article
10.9734/ajrimps/2026/v15i3403