scholarly journals Development and Application of Low-Modulus Biomedical Titanium Alloy Ti2448

Author(s):  
Rui Yang ◽  
Yulin Hao ◽  
Shujun Li

2021 ◽  
Vol 81 ◽  
pp. 13-25
Author(s):  
Diangeng Cai ◽  
Xiaotong Zhao ◽  
Lei Yang ◽  
Renxian Wang ◽  
Gaowu Qin ◽  
...  


Coatings ◽  
2019 ◽  
Vol 9 (4) ◽  
pp. 249 ◽  
Author(s):  
Wei Liu ◽  
Shifeng Liu ◽  
Liqiang Wang

With the increasing demand for bone implant therapy, titanium alloy has been widely used in the biomedical field. However, various potential applications of titanium alloy implants are easily hampered by their biological inertia. In fact, the interaction of the implant with tissue is critical to the success of the implant. Thus, the implant surface is modified before implantation frequently, which can not only improve the mechanical properties of the implant, but also polish up bioactivity and osseoconductivity on a cellular level. This paper aims at reviewing titanium surface modification techniques for biomedical applications. Additionally, several other significant aspects are described in detail in this article, for example, micromorphology, microstructure evolution that determines mechanical properties, as well as a number of issues concerning about practical application of biomedical implants.



2018 ◽  
Vol 939 ◽  
pp. 104-109
Author(s):  
Zhou Yu ◽  
Jun Hu

Laser micromachining has become a hotspot in recent years due to its high precision, non-contact and adjustable parameter. In this paper, TC4 titanium alloy implant samples were conducted to obtain specific surface textures through picosecond laser. The laser parameters which directly influenced the microstructure and characteristic of surface textures were optimized within the context of laser power, scanning speed and scanning number via response surface methodology. The microstructure was evaluated using scanning electron microscope (SEM) while the feature size of the surface textures was measured through surface 3D profiler. In addition, endothelial cell culture was conducted to investigate the biofunctionalization of samples with specific surface textures. It demonstrated that well-structured textures played an important role in promoting cell adhesion and proliferation for titanium alloy implants.



2014 ◽  
Vol 598 ◽  
pp. 236-243 ◽  
Author(s):  
X.F. Bai ◽  
Y.Q. Zhao ◽  
W.D. Zeng ◽  
Z.Q. Jia ◽  
Y.S. Zhang




2013 ◽  
Vol 586 ◽  
pp. 15-18 ◽  
Author(s):  
Evgeniy Anisimov ◽  
Maxim Puchnin

The use of nanoindentation techniques enhances the capabilities of qualitative analysis of elasto-plastic characteristics, especially, estimating mechanical properties of relatively small specimens in their surface layers. The results are in agreement with macromethods, which gather the information over the higher volume of the material. It was confirmed, that hardening of double phase Ti-6Al-4V alloy by quenching from beta temperatures (above beta-transus), reduces the elastic modulus by about 8 % due to increased ratio of low-modulus beta phase from 8 to 34 %.



Author(s):  
Xueyang Zhao ◽  
Peng Zhang ◽  
Xiaojian Wang ◽  
Yun Chen ◽  
Hui Liu ◽  
...  


2012 ◽  
Vol 206 (23) ◽  
pp. 4711-4719 ◽  
Author(s):  
G. Zhao ◽  
L. Xia ◽  
G. Wen ◽  
L. Song ◽  
X. Wang ◽  
...  


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