Patent ID: 8758380

Claim:
A lancet comprising: a case including an internal space; a lancing unit including a lancing needle and movable within the internal space in an advancing direction from a wait position to an advanced position; wait position holding means for holding the lancing unit at the wait position; and retreated position holding means for holding the lancing unit at a retreated position after the lancing unit is retreated from the advanced position in a retreating direction opposite to the advancing direction; wherein the lancing unit includes a small diameter portion and a large diameter portion that is greater in diameter than the small diameter portion, wherein the wait position holding means includes a resilient portion provided at least at one of the case and the large diameter portion of the lancing unit for holding the large diameter portion of the lancing unit in place by resilient force exerted in a radial direction perpendicular to the advancing direction, wherein the retreated position holding means is provided with a recess formed in the large diameter portion of the lancing unit, and wherein the lancet is configured to be attached to a front end of a lancing apparatus.