Patent ID: 8551047

Claim:
A fluid delivery device comprising: a body having a body passageway, a top, a bottom surface, a first perimeter at the top, and a second perimeter close to the bottom surface, the first perimeter being positioned in a first plane that is perpendicular to an axis that is parallel to a portion of the body passageway, the second perimeter being positioned in a second plane that is parallel to the first plane, and the second perimeter being greater than the first perimeter, the body lacking a substantially-rectangular skin-contacting wing extending at an acute angle from an adjacent upstream body portion; a cannula having a cannula passageway and a portion extending from the bottom surface; a needle guide having a portion positioned within the cannula passageway and a tapered portion having a length; and a septum having a portion in contact with the tapered portion of the needle guide for at least half of the length; the fluid delivery device being configured to adhere to a living being's skin.