Hologic, Inc. engages in the development, manufacture and supply of diagnostics products, medical imaging systems and surgical products dedicated to serve the healthcare needs of women. It operates through the following segments: Breast Health, Diagnostics, GYN Surgical and Skeletal Health. The Breast Health segment includes a portfolio of breast imaging and related products and accessories, including digital mammography systems, computer-aided detection, for mammography and invasive breast biopsy devices, breast biopsy site markers and breast biopsy guidance systems. The Diagnostics segment comprises Aptima family of Assays, target capture/nucleic acid extraction technology, transcription-mediated amplification technology, protection assay and dual kinetic assat technologies, instrumentation and Invader Chemistry Platform. The GYN Surgical segment encompasses the NovaSure Endometrial Ablation System and the MyoSure Hysteroscopic Tissue Removal System. The Skeletal Health segment covers the discovery and horizon X-ray bone densitometry system, an ultrasound-based osteoporosis assessment product and Fluoroscan mini C-arm imaging products. The company was founded by S. David Ellenbogen and Jay A. Stein in 1986 and is headquartered in Marlborough, MA.