CYduct Diagnostics, Inc., a healthcare company, develops, produces, and markets medical devices for the assessment, identification, diagnosis and treatment of breast cancer. The company offers HALO system, a noninvasive device that utilizes proprietary technology to obtain breast fluid; and MammoView, a fiberoptic technology with the ability to view and collect cells and other abnormalities. It also provides women and clinicians with technology that will lead the Intraductal approach to breast cancer and improvement in breast healthcare. The company was formerly known as Solos Endoscopy, Inc. and changed its name to CYduct Diagnostics, Inc. in December 2020. CYduct Diagnostics, Inc. was incorporated in 1986 and is based in Westport, Connecticut.