Figure 2. An open access cavity was seen with 11 & 21

From

Ultrasonic Management of Calcified Canal: A Case Report

Prasad Koli, Madhu Pujar, Viraj Yalgi, Veerendra Uppin, Hemant Vagarali, Namrata Hosmani

Oral Surgery, Oral Medicine, Oral Radiology. 2014, 2(2), 11-13 doi:10.12691/oral-2-2-1