A former surgeon is set to stand trial in France for the alleged rape or sexual abuse of 299 victims. Most of them were children who were his patients.

A retired surgeon accused of raping and sexually assaulting hundreds of young patients, some while they were under anesthetic, told the opening of his trial in western France on Monday that he had committed "despicable" acts.

Prison officers escort ex-surgeon Joel Le Scouarnec from a vehicle, during his trial, where he is charged with aggravated rape and sexual assault against hundreds of children over several decades, in Vannes,

The youngest son of Joel Le Scouarnec, 74, a former surgeon on trial for the alleged assault or rape of 299 patients, told the court Tuesday that he remembered growing up in a "normal family" but in which some things were left "unsaid".