OncoSil Medical Limited, a medical device company, develops and commercializes localized radiation therapy for the treatment of pancreatic and distal cholangiocarcinoma. The company's lead product is OncoSil, a single-use brachytherapy device for the treatment of patients with locally advanced pancreatic cancer in combination with gemcitabine-based chemotherapy. OncoSil Medical Limited was incorporated in 2005 and is headquartered in Macquarie Park, Australia.