Hologic, Inc. is a developer, manufacturer and supplier of diagnostics products, medical imaging systems and surgical products with an emphasis on women's health. The Company operates through four segments: Diagnostics, Breast Health, GYN Surgical and Skeletal Health. Its Diagnostics products include its Aptima family of assays, which run on its advanced instrumentation systems (Panther and Tigris); ThinPrep system; the Rapid Fetal Fibronectin Test, and Procleix blood screening assays. Its Breast Health products include a portfolio of breast imaging and related products and accessories, including digital mammography systems, computer-aided detection for mammography and minimally invasive breast biopsy devices, breast biopsy site markers and breast biopsy guidance systems. Its GYN Surgical products include NovaSure Endometrial Ablation System and MyoSure Hysteroscopic Tissue Removal System. Its Skeletal Health segment offers Discovery and Horizon X-ray bone densitometers.