Invention Application
WO2007041430A3 APPARATUS AND METHOD FOR ENHANCED HEMODIALYSIS PERFORMANCE 审中-公开
装置和方法,用于增强血液透析性能

APPARATUS AND METHOD FOR ENHANCED HEMODIALYSIS PERFORMANCE
Abstract:
A dialyzer module utilizing a nano-porous ceramic membrane for enhanced hemodialysis performance, and a method for manufacturing the same, are provided. The dialyzer module may be utilized in an extracorporeal blood circuit together with pumps, monitors, and/or other components used for dialysis therapy. The one or more nano-porous ceramic tubes that serve as the hemodialysis membrane may comprise aluminum oxide (alumina) or titanium oxide (titania) tubes manufactured by the anodization of aluminum (Al) or titanium (Ti) tubes in an appropriate acid solution. The nano-porous ceramic tubes may be produced with a nano-porous wall structure having an average pore diameter of approximately five to ten nanometers (nm). The nano-porous ceramic tubes exhibit a uniform pore size, uniform pore distribution, high porosity, and high hydraulic conductivity, enabling the removal of more middle and large molecular weight solutes to achieve a performance more comparable to that of an actual kidney while, at the same time, reducing the undesirable loss of important macromolecules such as albumin.
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