Patent ID: 8829469

Claim:
A sample holder for an electron microscope, said sample holder comprising a sample holder body and a sample holder lid, wherein the sample holder body comprises a deep pocket having a deep pocket bottom and deep pocket walls for the positioning of a first microelectronic device therein and a shallow pocket having a shallow pocket bottom and shallow pocket walls for the positioning of a second microelectronic device therein, wherein a deep sealing means is positioned on the deep pocket bottom and surrounds a hole such that a seal is formed around the hole when pressure is applied to the first microelectronic device, and wherein a shallow sealing means is positioned on the shallow pocket bottom and surrounds the first microelectronic device such that when pressure is applied to the second microelectronic device a seal is formed and fluids cannot escape from around the first and second microelectronic devices, and the sample holder lid has a top side and a bottom side.