US 9,808,377 B2
Fluid extraction or filtration device, associated materials and methods
Sandip Mitra, Sale (GB); Paul Ernest Charles Brenchley, Sale (GB); and Rein Vincent Ulijn, Clarkston (GB)
Assigned to Renephra Limited, Manchester (GB)
Filed by Sandip Mitra, Sale (GB); Paul Ernest Charles Brenchley, Sale (GB); and Rein Vincent Ulijn, Clarkston (GB)
Filed on Oct. 25, 2013, as Appl. No. 14/63,489.
Application 14/063,489 is a continuation of application No. 12/866,882, granted, now 8,585,682, previously published as PCT/GB2009/000357, filed on Feb. 9, 2009.
Claims priority of application No. 0802447.3 (GB), filed on Feb. 9, 2008.
Prior Publication US 2014/0052084 A1, Feb. 20, 2014
This patent is subject to a terminal disclaimer.
Int. Cl. A61M 1/00 (2006.01); A61F 13/15 (2006.01); A61B 5/145 (2006.01); A61B 5/151 (2006.01); A61B 5/00 (2006.01); A61M 1/14 (2006.01); A61M 37/00 (2006.01); A61B 5/15 (2006.01); A61B 5/1486 (2006.01)
CPC A61F 13/15203 (2013.01) [A61B 5/14514 (2013.01); A61B 5/151 (2013.01); A61B 5/150022 (2013.01); A61B 5/150091 (2013.01); A61B 5/150358 (2013.01); A61B 5/150969 (2013.01); A61B 5/150984 (2013.01); A61B 5/412 (2013.01); A61M 1/0023 (2013.01); A61M 1/14 (2013.01); A61M 37/0015 (2013.01); A61B 5/1486 (2013.01); A61M 2037/003 (2013.01); A61M 2037/0061 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A method of treating fluid overload employing a device comprising an array of microneedles for contacting fluid in a body of a patient and an absorbent matrix in fluid communication with said array of microneedles, the method comprising
contacting said fluid with said array of microneedles such that said fluid flows from said body to said absorbent matrix via said microneedles; and
removing fluid from the body of the patient at a rate of at least 10 ml/day and up to 1000 ml/day.