July 30, 2015 Researchers get $1.8M to improve hip, knee replacements PULLMAN, Wash. – Washington State University researchers have received support from the National Institutes of Health (NIH) to improve materials used in hip and knee replacements. 3D printing, aging, amit bandyopadhyay, bone, hip replacement, knee replacement, nairanjana dasgupta, NIH, School of Mechanical and Materials Engineering, susmita bose, Voiland College of Engineering and Architecture, Washington State University, william dernell, WSU