The care of patients after renal puncture biopsy is as follows: 1. Absolute braking for 6 hours and bed rest for 24 hours. If the patient does not develop carnitic hematuria after 24 hours, he can slowly get out of bed; if carnitic hematuria persists, the bed rest time should be extended appropriately, and the patient should be encouraged to drink more water; 2.Check urine routine three times continuously to observe any potential bleeding symptoms; 3.Adhere to monitoring blood pressure and heart rate of the patient; 4.Routine hemostatic treatment is required on the day of renal puncture, the second day and the third day after surgery; 5.Repeat renal ultrasound is required 48 hours after surgery to clarify whether the patient has perirenal hematoma; 6.Repeat renal ultrasound is required 48 hours after surgery. The renal ultrasound should be repeated 48 hours after the operation to clarify whether the patient has perirenal hematoma; 6. Avoid strenuous exercise for 1 month after the renal puncture biopsy.