Русско-англо-русский юридический словарь

Ask the surgeon how many times he has performed the operation before, and with what success. (Longman Dictionary)

Sometimes we have about five, six casualties that need an immediate operation to save their lives and we have only one (operating) theatre or we don't have equipment to try to stop the bleeding or do an operation. (BBC News)

"His condition is very critical. The doctors had to do an operation to get him breathing," AFP news agency quoted Sonam Wangyal, Mr Yeshi's cousin, as saying. (BBC News)