The dentist who treated Oksana Grigorieva the day after Mel Gibson allegedly assaulted her, resulting in two broken veneers, was deposed in Los Angeles on Tuesday, RadarOnline.com is exclusively reporting.

EXCLUSIVE FIRST PHOTOS: The Injury To Oksana's Teeth

According to a source close to the situation, Dr. Shelden Ross brought in eight new photos during his deposition. The photos were taken at his office on January 7, 2010.

Sources who saw the photos told RadarOnline.com they are graphic and powerful evidence that are consistent with Grigorieva's claims against Gibson.