DEERFIELD, Ill.--(BUSINESS WIRE)--While peritoneal dialysis home therapy (PD) was originally introduced 30 years ago to offer patients with kidney failure a better way to filter toxins and fluids from the body overnight or several times a day in the convenience of their home, the economic advantages of PD have taken on increasing importance and visibility due to recent Centers for Medicare and Medicaid Services (CMS) rule changes and legislation affecting reimbursement and patient education.