Renal pelvis is near kidney door taper, divide with a hyphen at the end of a line of door giving kidney at ureter.
肾盂在肾门附近逐渐变小，出肾门移行于输尿管。

Improvement on Fixation Method of Operative Posture in Patients Underwent Renal and Upper Segment of Ureter Operation
肾及输尿管上段手术体位固定方法的改进

This intravenous pyelogram of a normal urinary tract on the left demonstrates contrast filling the pelvis, ureter, and bladder.
静脉肾盂造影显示正常泌尿道, 可见肾盂, 输尿管和膀胱。