This passage feels like it is premise of the article; the author eventually comes to terms with her tea-sipping and resting as recovery, and this doctor explains the reasoning behind the medical decision-making which is very clear (and mindful/thoughtful) I think. “To paraphrase him [German anesthesiologist], he said: ‘Pain is a part of life. We cannot eliminate it nor do we want to. The pain will guide you. You will…
A similar reasoning of a (military) Russian dentist refusing to apply even local anesthetic that a friend seen once - "I prefer to not lose contact with the patient"
I can only assume that the second round of treatment in their home countries would be either another round of drill torture or tooth extraction.