A tissue penetration device includes a penetrating member driver and a cartridge. A plurality of penetrating members are integrated with the cartridge. Each penetrating member is coupled to the penetrating member driver when advanced along a path into a tissue target. A penetrating member sensor is coupled...http://www.google.de/patents/US20030199907?utm_source=gb-gplus-sharePatent US20030199907 - Method and apparatus for penetrating tissue