Patent ID: 8221481
Filing Date: 2012-07-17
Classification: A61F,A61M

Abstract:
1. A brain cooling device, comprising: a first storage portion capable of storing therein a cooled fluid and placeable in an esophagus of an organism when inserted orally or transnasally; a second storage portion to be placed at a pharyngeal region of the organism while the first storage portion is placed in the esophagus of the organism and capable of storing therein the cooled fluid; and infusion and discharge means provided so as to extend from the first and second storage portions for infusing the fluid into the first and second storage portions placed in the organism from outside a body of the organism and discharging the fluid from the first and second storage portions, wherein the first and second storage portions have flexibility to inflate or deflate in response to infusion or discharge of the fluid and are configured in such a manner that when the fluid is infused therein while placed in the organism, the first storage portion that has been inflated comes into close contact with an inner wall of the esophagus and the second storage portion that has been inflated comes into close contact with the pharyngeal region, wherein the infusion and discharge means includes an infusion member for infusing the fluid into the first storage portion and a discharge member for discharging the fluid inside the storage portion, and the infusion member infuses the fluid into the first storage portion to be placed in a deeper portion of the esophagus on a tip end side thereof and the discharge member discharges the fluid inside the first storage portion from a base end on a side opposite to the tip end.