| CPC G21F 5/015 (2013.01) [G21F 5/12 (2013.01); A61N 5/1077 (2013.01)] | 20 Claims |

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1. A shielded container for storing a radioactive component, the shielded container comprising:
an inner container shell having a plurality of inner shell walls and a first door assembly configurable between:
an open configuration providing access to a first hollow interior of the inner container shell for housing the radioactive component; and
a closed configuration in which the first door assembly contacts at least one of the plurality of inner shell walls to seal and prevent access to the first hollow interior, wherein the at least one of the plurality of inner shell walls that contacts the first door assembly in the closed configuration comprises at least one gamma shielding material; and
an outer container shell having a plurality of outer shell walls comprising at least one gamma shielding material and a second door assembly collectively defining a second hollow interior for housing the inner container shell;
wherein the second door assembly is operable between an open configuration and a closed configuration while the first door assembly is in the closed configuration.
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