Cardica, Inc. is focused on the commercialization and development of microcutter product line intended for use by thoracic, bariatric, colorectal and general surgeons. The microcutter product line consists of the commercially-available MicroCutter XCHANGE 30 and products in development, including the MicroCutter XCHANGE 45, the MicroCutter FLEXCHANGE 30 and the MicroCutter XPRESS 45. The Company�s business focuses on the design, manufacture and marketing of automated anastomotic systems used by cardiac surgeons to perform coronary bypass surgery. Its C-Port Distal Anastomosis Systems, or C-Port systems, are sold in the United States and Europe. The C-Port systems are used to perform a distal anastomosis, which is the connection between a bypass graft vessel and the target coronary artery. The PAS-Port system is used to perform a proximal anastomosis, which is the connection of a bypass graft vessel to the aorta or other source of blood.