Patent ID: 7481794

Claim:
An infusion device and cover combination, said device for mounting on the skin of a patient, said combination comprising: an infusion device including a cannula housing, the housing having a bottom surface configured for placement against the skin and a top surface; at least one cannula extending from said cannula housing; and a connector hub, said connector hub being releasably connectable with said cannula housing while said cannula housing remains placed against the skin, at least one of said connector hub and said top surface defining at least one recess opening; and a cover configured for removable mounting on said infusion device while the patient wears said infusion device, without interfering with the placement of said infusion device on a patient's skin, wherein said connector hub is releasably connectable with said cannula housing while said cover is mounted on said infusion device, said cover comprising: a plate element defining at least one protrusion extending therefrom, said protrusion adapted for removable insertion into said at least one recess opening wherein said bottom surface remains free of any protrusions extending from said cover through said bottom surface when said cover is mounted on said infusion device; and wherein said plate element further comprises an upper face and a lower face, said at least one protrusion extending from said lower face of said plate element and said lower face of said plate element being oriented towards and substantially congruent with an upper face of said infusion device; and wherein said plate element further comprises a relatively thin cross-section in relation to said infusion device, said cross-section being taken through a plane substantially perpendicular to said upper face of said plate element.