Device including multilayer membrane to control fluid drainage and methods of use thereof

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United States of America Patent

PATENT NO 9956531
SERIAL NO

14593110

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Abstract

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A device and methods are disclosed herein for fluid removal during wound treatment or for removal or dialysis of components from blood or tissue. A device is disclosed that includes a multilayer membrane including a plurality of layers; an electroactive polymer within each layer; and a controller operably connected to sequentially activate the electroactive polymer to alter one or more sizes of the plurality of the variably-sized pores within one or more layers of the multilayer membrane. A device is disclosed that includes a multilayer membrane including a plurality of layers; an actuator operably attached to the plurality of layers of the multilayer membrane; and a controller operably activating the actuator to alter a relative lateral position of the two or more layers of the multilayer membrane to align two or more of the plurality of pores within the plurality of layers of the multilayer membrane.

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Patent Owner(s)

Patent OwnerAddress
ELWHA LLC3150 - 139TH AVE SE BUILDING 4 BELLEVUE WA 98005

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dacey,, Jr Ralph G St. Louis, US 70 1967
Hyde, Roderick A Redmond, US 2911 61857
Ishikawa, Muriel Y Livermore, US 1367 34670
Kare, Jordin T San Jose, US 1471 26455
Leuthardt, Eric C St. Louis, US 1186 32837
Myhrvold, Nathan P Medina, US 1337 34637
Rivet, Dennis J Chesapeake, US 394 16961
Smith, Michael A Phoenix, US 405 16389
Tegreene, Clarence T Mercer Island, US 1905 49070
Wood, Victoria Y H Livermore, US 597 12796
Wood,, Jr Lowell L Bellevue, US 2836 53047

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