The patient always has the right to refuse surgery even after the informed consent has been signed. It is not a permanent legally binding piece of paper, so the patient can always back down after the surgical informed consent has been signed by the patient. ??注釋： ??informed consent /?n?f??md k?n?s?nt/ 知情同意 ??back down 放棄 ??surgical /?s??d??k?l/ 外科的；外科手術(shù)的 ??legally binding 法律約束的