A package for containing a medical device, the package comprising: a front sheet and a back sheet wherein each of the front sheet and back sheet (14a, 15a) includes an inner surface (16a, 22a) facing the other sheet, an outer surface facing the ambient atmosphere, a top edge (18a, 23a), a bottom edge (18a,) and opposed first and second side edges (20a, 21a, 24a, 25a), the front sheet and back sheet being sealed to each other by a peelable peripheral seal so that a cavity for containing a medical device is defined between the front sheet and the back sheet, the peripheral seal having a top seal zone, bottom seal zone, and opposed first and second side seal zones (29a, 30a) wherein the first side seal zone of the peripheral seal 26a) extends along at least a portion of the first side edges (20a, 24a) of the front and back sheets (14a, 15a) and the second side seal zone of the peripheral seal extends along the second side edges (21a, 25a) of the front and back sheets (14a, 15a), the front and back sheets (14a, 15a) being configured to separate from each other to open the package by at least partially peeling the sheets (14a, 15a) apart along the opposed first and second side seal zones (29a, 30a) of the peripheral seal; and a first peel-stop located in the first side seal zone of the peripheral seal and a second peel-stop located in the second side seal zone of the peripheral seal, wherein the first and second peel-stops (31a, 32a) limit peeling of the first and second side seal zones (29a, 30a) of the peripheral seal, the first and second peel-stops (29a, 30a) include peel interrupt elements (34a, 35a) that comprise cuts through the front sheet and/or the back sheet (14a, 15a). a front sheet and a back sheet wherein each of the front sheet and back sheet (14a, 15a) includes an inner surface (16a, 22a) facing the other sheet, an outer surface facing the ambient atmosphere, a top edge (18a, 23a), a bottom edge (18a,) and opposed first and second side edges (20a, 21a, 24a, 25a), the front sheet and back sheet being sealed to each other by a peelable peripheral seal so that a cavity for containing a medical device is defined between the front sheet and the back sheet, the peripheral seal having a top seal zone, bottom seal zone, and opposed first and second side seal zones (29a, 30a) wherein the first side seal zone of the peripheral seal 26a) extends along at least a portion of the first side edges (20a, 24a) of the front and back sheets (14a, 15a) and the second side seal zone of the peripheral seal extends along the second side edges (21a, 25a) of the front and back sheets (14a, 15a), the front and back sheets (14a, 15a) being configured to separate from each other to open the package by at least partially peeling the sheets (14a, 15a) apart along the opposed first and second side seal zones (29a, 30a) of the peripheral seal; and a first peel-stop located in the first side seal zone of the peripheral seal and a second peel-stop located in the second side seal zone of the peripheral seal, wherein the first and second peel-stops (31a, 32a) limit peeling of the first and second side seal zones (29a, 30a) of the peripheral seal, the first and second peel-stops (29a, 30a) include peel interrupt elements (34a, 35a) that comprise cuts through the front sheet and/or the back sheet (14a, 15a).