TERUMO CORPORATION is manufacturer of medical supplies. The Hospital Products segment is engaged in the manufacture, purchase and sale of hospital medical equipment, pharmaceuticals, peritoneal dialysis and diabetes related products, and the rental of hospital medical equipment and home medical products. The Cardiac and Vascular Area segment is involved in the manufacture, purchase and sale of catheter systems, artificial heart and lungs, as well as artificial blood vessels, the manufacture and sale of therapeutic coils for cerebral aneurysm, sampling equipment and kits for platelet-rich plasma and concentrated bone-marrow cell, and large-bore sheaths. The Blood System segment is engaged in the manufacture, purchase and sale of blood transfusion-related products. It also manufactures and sells healthcare related products. As of March 31, 2013, the Company had 79 subsidiaries and 2 associated companies.