A hemodialysis device includes a hemodialysis device main body including an arterial blood circuit, venous blood circuit, blood pump, dialyzer, dialysate inlet and outlet lines, voltage adding means, electric potential measuring means, and monitoring means monitoring the needle when it is detached from...http://www.google.com/patents/US20060081517?utm_source=gb-gplus-sharePatent US20060081517 - Hemodialysis device
