通小便 meaning in Chinese

using diuretic to alleviate water retention

1998 , famous artist mr . shiji zhang suffered from bph and acute retention of urine , professor yang based on the theory that free the defecation first and free urination , the catheter was pulled out after took the medicines for one week , and bph had been cured after 100 days . he drew a picture " eagle spreads wings " for appreciation
1998年，著名画家张世吉患前列腺增生引起急性尿潴留找到杨立华教授，杨教授根据一通大便二通小便的原理治疗，患者一个星期拔下导尿管，用药一百天前列腺缩小痊愈。