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(一)术前准备详细了解病情选择适应症,并作以下各项准备:1.常规查血红细胞、白细胞、血小板、出血时间、凝血时间。证明无感染及出血性疾病。2.复查心电图以明确适应症及作为术后对照及效果判定的依据。3.作好家属工作取得同意和谅解,并解除病人恐惧与顾虑,术前应用镇静剂(如术前一日晚睡前服安眠药鲁米那0.1,术前半小时肌注息颠那0.1等)。4.选择静脉、常规备皮。要严格正规备皮
(A) preoperative preparation Learn more about the condition of choice indications, and make the following preparations: 1. Routine examination of red blood cells, white blood cells, platelets, bleeding time, clotting time. Proof of infection and bleeding disease. 2. Review the ECG to clarify the indications and as a basis for postoperative control and effect determination. 3 to get the consent of family members and understanding, and to lift the patient’s fears and concerns, preoperative application of sedatives (such as preoperative sleep on the first night before going to bed hypnotic 0.1, preoperative half an hour before the intramuscular injection of 0.1, etc.). 4. Select the vein, routine skin preparation. To be strictly regular skin preparation