US Patent 7637872 Bone marrow aspiration and biomaterial mixing system

Devices and methods for bone marrow aspiration, storage, and the combining of harvested marrow with biomaterials, therapeutic agents or medical devices are provided for the treatment or assessment on a variety of diseases or injuries. In a preferred embodiment, the invention includes aspiration of marrow into a cartridge to minimize bacterial contamination and clotting while facilitating handling, storage or the combining of harvested material with biomaterials, therapeutic agents or medical devices.