BioSphere Medical, Inc. (BioSphere) develops, manufactures and markets products for medical procedures that use embolotherapy. The Company’s technologies consist of patented bioengineered polymers, which are chemical compounds created through the application of medical science, engineering principles and manufacturing methods. These core technologies are used to produce miniature spherical embolic particles, or microspheres, that are designed to have uniquely beneficial properties for a variety of medical applications. Its embolic products, Embosphere Microspheres and EmboGold Microspheres, have a number of beneficial properties that the Company make them well suited for embolotherapy procedures. In Addition, the Company offers these products to clinicians in calibrated size ranges so they can be selected to target occlusion of specific-sized vessels.