GENEVA, Feb. 2 -- MICRO-TECH (NANJING) CO., LTD. (No.199, Yaogu Avenue, Jiangbei New AreaNanjing, Jiangsu 210032), 南微医学科技股份有限公司 (中国江苏省南京市江北新区药谷大道199号), NANJING DRUM TOWER HOSPITAL (321 Zhongshan RoadNanjing, Jiangsu 210008), 南京鼓楼医院 (中国江苏省南京市鼓楼区中山路321号) filed a patent application (PCT/CN2025/109868) for "DRAINAGE APPARATUS FOR ENDOSCOPE AND DRAINAGE METHOD" on Jul 22, 2025. With publication no. WO/...