A cover latch is provided for coupling a blade server cover to a blade server when the cover latch is in a locked state. Methods for using the adhesive for medical and veterinary applications such as topical wound closure; and surgical procedures, such as intestinal anastomosis, vascular anastomosis, tissue repair, and ophthalmic procedures; and drug delivery are described. 005 inches thick, formed of a superalloy such as Hastelloy, Haynes 230, or a stainless steel. In yet another embodiment, retention classes are used to define retention periods for units of data so that the retention period of a unit of data may be modified without modifying the unit of data itself. The special contact pads may be advantageously located on the integrated circuit with a high degree of positional freedom.