The leg can be moved after kidney puncture, and parallel movement is recommended. Renal puncture biopsy is an invasive operation, need to strictly grasp the indications, preoperative should be well prepared, postoperative care. After renal biopsy, patients need to lie down for at least 24 hours, lumbar braking for 4 hours, during this period of time, the limbs can be moved slowly and in small increments, mainly parallel movement, but can not turn over and twist the waist, to prevent activities leading to renal hemorrhage. Strenuous activities and heavy physical activities are prohibited for 3 weeks after the operation. After renal puncture biopsy, it is also necessary to routinely monitor the urine routine, blood pressure, pulse, back pain and other symptoms, and pay attention to whether there is a renal hematoma or hemorrhage. Kidney puncture biopsy before, during and after the operation need to be closely observed by medical staff to prevent accidental injury, patients with discomfort need to inform the doctor in a timely manner, and follow the doctor’s instructions for treatment.