A polymer gel electrolyte includes an electrolyte solution composed of a plasticizer with at least two carbonate structures on the molecule and an electrolyte salt, in combination with a matrix polymer. A communication port of the storage control apparatus carries out communications with the hosts in accordance with the iSCSI protocol. The system furthermore features a shut-off valve on the extraction side so that certain injected fluids such as contrast medium, are not immediately pumped out of the patient. The first heat spreader surface is attached to the second substrate surface. The distribution information generating part 235 generates distribution information representing the distribution of the hole region Pk in the cribrosa-lamina region Uj based on the specifying results of the cribrosa-lamina region Uj and the hole region Pk. The packet detector can use signals from one or more antennas.