The content of primary care is mainly: 1, need to focus on nursing care, but do not need to send special guards, the patient’s vital signs, breathing, pulse and all aspects of strict rounds. 2, primary care patients nurses need to round every hour, because as a critical patient, to understand the patient’s condition and treatment of the situation, to pay attention to the patient at all times. 3, give the patient a bath, change the position, wash the hair nail clipping, pressure sore care, diligent turning, back patting, and oral care, etc.