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Structure and rheology of chitosan-nanohydroxyapatite composite hydrogel for soft tissue regeneration

TitleStructure and rheology of chitosan-nanohydroxyapatite composite hydrogel for soft tissue regeneration
Publication TypeConference Proceedings
Year of Conference2020
AuthorsKumar, B. Y. Santhos, A. M. Isloor, P. Kamalbabu, and G. C. Mohan Kumar
Conference Name2nd International Conference on Design, Materials and Manufacture 2019, ICDEM 2019
Volume2247
Date Published2020
PublisherAmerican Institute of Physics Inc.
ISBN Number0094243X (ISSN); 9780735420069 (ISBN)
KeywordsDepartment of Mechanical Engineering, Scopus
Abstract

Chitosan (CS) hydrogels show desirable characteristics to use a soft tissue implants due to its biocompatibility, biodegradability and antimicrobial characteristics. However, the structural stability hinders its application in vivo. In the present work nanohydroxyapatite (HAp) was reinforced with chitosan hydrogel and to develop chitosan-hydroxyapatite (CS-HAp) composite hydrogel. The nanohydroxyapatite modifies the hydrogel network by promoting the secondary hydrogen bonds thereby enhances the mechanical stiffness. The elastic modulus could reach 10 kPa which is necessary for the proposed application. Overall, chitosan-hydroxyapatite composite hydrogels are the promising implant materials for next-generation soft tissue regeneration.

DOI10.1063/5.0003867
Short TitleAIP Conf. Proc.