Tube connection structure for endoscope

摘要

A tube connection structure for endoscope system for connecting a flexible tube with a connection member is provided with a rigid cylindrical member tightly inserted in an end portion of the flexible tube. The connection member is provided with an opening for receiving the end portion of the flexible tube where the rigid cylindrical member is inserted. The size of the rigid cylindrical member is designed such that the flexible tube is tightly nipped between the rigid cylindrical member and an inner surface of the opening of the connection member.