公开(公告)号：US20200367737A1

公开(公告)日：2020-11-26

申请号：US16634244

申请日：2017-08-02

申请人： NAGASAKI UNIVERSITY ,  TRYTEC CO., LTD.

发明人： Keitaro MATSUMOTO ,  Takeshi NAGAYASU ,  Katsunori TAKAGI ,  Hiroshi TAKEZAKI ,  Junji MORI

IPC分类号： A61B1/12 ,  A61B1/00

摘要： A cover (220, 320, 420) for covering a part in a circumferential direction of an outer circumferential surface of a rigid endoscope 10 includes an outer cover portion (222, 322, 422) having flexibility and an inner cover portion (223, 323, 423) provided on an inner surface of the outer cover portion (222, 322, 422) and configured to define a flow passage for a washing fluid to be supplied to an observation window portion 14 of the rigid endoscope 10, and the outer cover portion(222, 322, 422) is mounted onto the outer circumferential surface of the rigid endoscope 10 by the outer cover portion (222, 322, 422) bending.

公开(公告)号：US20210228069A1

公开(公告)日：2021-07-29

申请号：US17050943

申请日：2019-06-12

申请人： TRYTEC Co. Ltd. ,  NAGASAKI UNIVERSITY

发明人： Keitaro MATSUMOTO ,  Katsunori TAKAGI ,  Takeshi NAGAYASU ,  Hiroshi TAKEZAKI

IPC分类号： A61B1/12 ,  A61B1/00

摘要： A cover 20 for covering a circumferential portion of an outer circumferential surface of a rigid endoscope 10 having an observation window portion 14 provided at a tip thereof includes a flexible outer cover member 22 covering the circumferential portion of the circumferential surface of the rigid endoscope 10 and a tubular member 26, provided inside the outer cover member 22, through which a cleaning fluid to be supplied from a base end of the rigid endoscope 10 to the observation window portion 14 of the rigid endoscope 10 flows inside, and the outer cover member 22 is attached to the outer circumference surface of the rigid endoscope 10 by flexing the outer cover member 22.