Patent ID: 9421147
Filing Date: 2016-08-23
CPC Classification: A61G,A61H,A61M

Claim Text:
1. A controller for controlling a hyperbaric wound treatment device having a treatment chamber for receiving a patient's limb, the treatment device comprising a collapsible bag including an inflatable rib for retaining the bag in a rigid state, and having an open end supporting an inflatable sleeve for sealing against the patient's limb, the controller comprising: a gas conveyance assembly operable for creating a negative pressure within the treatment chamber of the hyperbaric wound treatment device and for supplying a treatment gas thereto; and a control device coupled to the gas conveyance assembly including a programmed processor for controlling the gas conveyance assembly for: selectively fluidly communicating the gas conveyance assembly with the treatment chamber, the inflatable rib and the inflatable sleeve; inflating the inflatable rib before the patient's limb is inserted through the inflatable sleeve into the treatment chamber; inflating the inflatable sleeve for sealing against the patient's limb after inflating the inflatable rib; creating a negative pressure simultaneously within the treatment chamber and the inflatable rib by evacuating gas simultaneously at least partially from within the treatment chamber and the inflatable rib; supplying an inflation gas for re-inflating the inflatable rib for retaining the collapsible bag in a rigid state; and supplying a treatment gas to the treatment chamber for treating the patient's limb received therein.