Patent ID: 7758516

Claim:
A method of expressing bodily fluid from an incision in the skin, the method comprising: disposing a testing device against the skin at a bodily fluid sampling location, the testing device including a distal end portion forming a seal with the skin, a vacuum source communicating with the distal end portion of the testing device, and a lancing device; activating the vacuum source; creating a vacuum in the distal end portion of the testing device adjacent to the sampling location; drawing the skin into the distal end portion of the testing device and to a drawn-in position; deactivating the vacuum source after said activating; releasing the vacuum in the distal end portion of the testing device adjacent to the sampling location after said creating; releasing the skin from the drawn-in position in the distal end portion, said releasing the skin occurring after said drawing and in response to said releasing the vacuum; forming an incision in the skin with the lancing device, wherein said forming occurs after said activating, after said deactivating and after said releasing.