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Electrokinetic pump designs and drug delivery systems
专利权人:
Deon Stafford Anex
发明人:
Deon Stafford Anex,Charles Martin Schwimmer,David Laurence Black,Richard Dean Rush,Michael James Gearhart
申请号:
US12094956
公开号:
US08152477B2
申请日:
2006.11.22
申请国别(地区):
US
年份:
2012
代理人:
摘要:
One embodiment of the present invention provides a piston assembly having a piston housing filled with an electrolyte a housing within the piston housing that divides the piston housing into a first portion and a second portion, the housing having apertures, a shaft connecting the housing to a piston head outside of the piston housing and a porous material inside of the housing in contact with the electrolyte. Additionally, there are provided a method for filling the delivery chamber with a delivery fluid by withdrawing the piston head from within the delivery chamber. Yet another embodiment provides a method for filling a fluid delivery assembly by withdrawing a shaft from within the fluid delivery assembly to simultaneously displace a moving pump element within the delivery chamber and bypass fluid around a housing in the pump chamber.
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