1. Cranioclast Creator: Reed and CompanyThoms, Herbert (1885-1972) Collection Title: Medical Instrument Collection Image Count: 1 Description: A metal cranioclast with wood handles, two joints, and finger lugs. Craniocalsts were known as skull crushers. Their use was advocated only after all else had failed. Subject (Name): Bernard Kosto, M.D. and Yale University. School of Medicine. Subject (Topic): Obstetrical and Gynecological Instruments Found in: Medical Historical Library, Cushing/Whitney Medical Library > Cranioclast