Patent ID: 8343074

Claim:
An apparatus adapted to measure analytes in bodily fluids of a user, said apparatus comprising: (a.) a controller, said controller comprising: a motor; and an actuator connected to said motor; (b) a fluid handling module, said fluid handling module comprising; a skin piercing element comprising a fluid collection channel; a pressure disk, a sensor disk and an elastomeric disk between the pressure disk and sensor disk; the sensor disk comprising an inlet chamber connected to a first end of said fluid collection channel and a pumping chamber; a membrane connected to said actuator, said membrane forming at least a portion of one wall of said pumping chamber, said membrane being movable in response to movement of said actuator; a connecting channel connecting said collection channel to an inlet end of said pumping chamber; the elastomeric disk comprising an inlet channel connecting an outlet end of said pumping chamber to an inlet end of a sensor chamber wherein said sensor chamber includes an electrochemical sensor for detecting said analyte, a waste channel connected to an outlet end of said sensor chamber; and a vent connected to an outlet end of said waste channel wherein the apparatus is worn by the user.