Abstract
Aims: This study aimed to investigate the prevalence of instrument separation and its management in Riyadh city. Methods and Material: A survey was distributed in hard and soft copy forms. Target subjects were Undergraduate students, Dental interns, General practitioners, Postgraduates Endodontic, advanced general dentistry (AGD), Saudi board advanced restorative dentistry (SBARD), and Endodontists. The questionnaire contained three domains: demographic data, incidence of instrument separation, management and follow up of instruments separation. Data were statistically analysed, and the significance level was set at p<0.05. Results: The study includes 455 subjects. Determined percentage of instrument separation with hand file was 56.1% rotary file was 43.9%, Nickel Titanium alloy was 49.8% and Stainless-steel was 50.2%. Comparable percentage of instruments separation in molars was more than other teeth (52.4%). Conclusion: The prevalence of instrument separation during root canal treatment was very high. Students and dentist awareness regarding causes and management of instrument separation should be increased to ensure successful root canal treatment.