Development of new metallic alloys for biomedical applications

M Niinomi, M Nakai, J Hieda - Acta biomaterialia, 2012 - Elsevier
New low modulus β-type titanium alloys for biomedical applications are still currently being
developed. Strong and enduring β-type titanium alloy with a low Young's modulus are being …

An overview of recent advances in designing orthopedic and craniofacial implants

VP Mantripragada, B Lecka‐Czernik… - … research Part A, 2013 - Wiley Online Library
Great deal of research is still going on in the field of orthopedic and craniofacial implant
development to resolve various issues being faced by the industry today. Despite several …

Strain-induced martensitic transformation near twin boundaries in a biomedical Co–Cr–Mo alloy with negative stacking fault energy

Y Koizumi, S Suzuki, K Yamanaka, BS Lee, K Sato, Y Li… - Acta materialia, 2013 - Elsevier
Biomedical Co–Cr–Mo (CCM) alloys have been commonly used for artificial hip and knee
joint prostheses, but a need to improve their biomedical inertness and wear resistance has …

Microstructure, mechanical property and metal release of As-SLM CoCrW alloy under different solution treatment conditions

Y Lu, S Wu, Y Gan, S Zhang, S Guo, J Lin… - journal of the mechanical …, 2016 - Elsevier
In the study, the microstructure, mechanical property and metal release behavior of selective
laser melted CoCrW alloys under different solution treatment conditions were systemically …

Nanoarchitectured Co–Cr–Mo orthopedic implant alloys: nitrogen-enhanced nanostructural evolution and its effect on phase stability

K Yamanaka, M Mori, A Chiba - Acta biomaterialia, 2013 - Elsevier
Our previous studies indicate that nitrogen addition suppresses the athermal γ (face-
centered cubic, fcc)→ ε (hexagonal close-packed, hcp) martensitic transformation of …

Effects of nitrogen addition on microstructure and mechanical behavior of biomedical Co–Cr–Mo alloys

K Yamanaka, M Mori, A Chiba - journal of the mechanical behavior of …, 2014 - Elsevier
In the present study, the microstructures and tensile deformation behaviors of biomedical Co–
29Cr–6Mo (wt%) alloys containing different concentrations of nitrogen (0–0.24 wt%) were …

Precipitates in biomedical Co-Cr alloys

T Narushima, S Mineta, Y Kurihara, K Ueda - Jom, 2013 - Springer
Herein, precipitates in biomedical Co-Cr-Mo and Co-Cr-W-Ni alloys are reviewed with a
focus on their phase, chemical composition, morphology, and formation/dissolution during …

Local strain evolution due to athermal γ→ ε martensitic transformation in biomedical CoCrMo alloys

K Yamanaka, M Mori, Y Koizumi, A Chiba - journal of the mechanical …, 2014 - Elsevier
Locally developed strains caused by athermal γ face-centered cubic (fcc)→ ε hexagonal
close-packed (hcp) martensitic transformation were investigated for the γ matrix of Ni-free Co …

Influence of microstructural modifications induced by ultrasonic impact treatment on hardening and corrosion behavior of wrought Co-Cr-Mo biomedical alloy

YN Petrov, GI Prokopenko, BN Mordyuk… - Materials Science and …, 2016 - Elsevier
In this work, biomedical Co-28Cr-6Mo alloy is subjected to ultrasonic impact treatment (UIT).
XRD, TEM and SAED analyses show that the plastic deformation induced by the UIT …

Co-Cr alloys as effective metallic biomaterials

T Narushima, K Ueda, Alfirano - Advances in metallic biomaterials: tissues …, 2015 - Springer
Because of their excellent mechanical properties, high corrosion resistance, and high wear
resistance, Co-Cr alloys have been recognized as effective metallic biomaterials and have …