术前告知是手术治疗的合法依据和必经程序。没有术前签字,医院就无法证明已向患者详细介绍了手术有关情况,也无法证明患者是在充分知情并权衡利弊的前提下,根据自身意愿做出的选择。据此认定医院侵犯患者知情同意权和处分也不是危言耸听。因此,手术同意书作为诊疗服务过程中的重要法律文件,对于明确双方权利义务、解决医患纠纷意义重大。医生们普遍认为:如果家属拒签,谁也不敢贸然手术。毕竟手术都 Preoperative notification is the legal basis for surgery and must pass the procedure. Without a preoperative signature, the hospital can not prove that the patient has been presented with details about the procedure and can not prove that the patient made the choice based on his or her own wishes, provided they were informed and balanced. Accordingly, it is not alarmist to conclude that the hospital infringes on patients’ informed consent and punishment. Therefore, the consent form of operation as an important legal document in the process of diagnosis and treatment service is of great significance for clarifying the rights and obligations of both parties and solving disputes between doctors and patients. Doctors generally believe that: If the family refused to sign, no one dared to rush surgery. After all surgery