... urinary tract [162] and the cornea [163] and for teeth regeneration [164] , the development of mucosal reconstruction in head and neck surgery except for the salivary gland tissue [165 – 167] ... Reconstruction of Tracheal and Pharyngeal Mucosal Defects in Head and Neck Surgery Dorothee Rickert , Bernhard Hiebl , Rosemarie Fuhrmann , Friedrich Jung , Andreas Lendlein , and Ralf - Peter Franke ... P fi ster , P.M. , Wendlandt , M. , Neuenschwander , P. , and Suter , U.W. ( 2007 ) Surface - textured PEG - based hydrogels with adjustable elasticity: synthesis and characterization . ...