Fresenius Medical Care AG & Co. KGaA, a kidney dialysis company, offers dialysis treatment services through its clinics. As of December 31, 2009, the company provided dialysis treatment to 195,651 patients in 2,553 clinics worldwide located in approximately 35 countries. It also performs clinical laboratory testing services, including blood, urine, and other bodily fluid testing services, as well as provides inpatient dialysis and other services under contract to hospitals. In addition, the company develops and manufactures a range of equipment, systems, and disposable products, including hemodialysis (HD) machines, modular components for dialysis machines, polysulfone dialyzers, bloodlines, HD solutions and concentrates, needles, connectors, machines for water treatment, data administration systems, and dialysis chairs.