Electric chair for dialysisIn a dialysis center the patient must be comfortable in order to endure treatments that can last 4 to 8 hours. The patient’s comfort: easier for the patient to endure the treatments, The nurse’s comfort: – adjusts the height of the armchair in order to enable a more precise placement of the fistula needle, – some devices are able to reach in a few seconds an inclined position known as “Trendelembourg” i.e. head down and feet up, in case the patient’s blood pressure drops. This is a frequent occurrence during the course of a treatment.