Patent ID: 8529548

Claim:
An apparatus for aspirating and irrigating a wound, comprising a conformable wound filler configured to be placed in the wound; a wound cover configured to form a seal over the wound; a fluid supply tube configured to supply fluid to the wound; at least one fluid reservoir configured to be connected to the fluid supply tube; an outlet tube configured to supply negative pressure to the wound; a negative pressure source configured to be connected to the outlet tube, the negative pressure source configured to apply negative pressure to the wound by cycling between a first negative pressure level and a second negative pressure level; a control device configured to: control the fluid supply and the negative pressure source such that fluid is supplied to the wound while fluid is simultaneously aspirated from the wound; maintain a desired balance of fluid removed from the wound and fluid supplied to the wound; and control the fluid supply such that fluid from the at least one fluid reservoir is supplied to the wound in a plurality of fluid supply cycles, each fluid supply cycle supplying a volume of fluid with a time period between fluid supply cycles.