According to one exemplary embodiment, a memory sensing and latching circuit includes a sensing circuit for evaluating bit lines in a memory array and providing a sensed output. An embodiment of the device has integrated actuation, lancing, and sample acquisition components, which in some embodiments are miniatuized andor disposable. The fastener also comprises an elastic body extending from the vicinity of the top section of the V-shaped clip to at least one of the embosses.