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Significant correlation of bone material strength index as measured by the OsteoProbe with Vickers and Rockwell hardness
Review of Scientific Instruments ( IF 1.3 ) Pub Date : 2020-08-01 , DOI: 10.1063/5.0006133
Franklin S Ly 1 , Alexander Proctor 2 , Kevin Hoffseth 3 , Henry T Yang 1 , Paul K Hansma 2
Affiliation  

The bone material strength index (BMSi), as measured by the OsteoProbe, is significantly correlated with Vickers hardness and Rockwell (RW) hardness measurements on conventional materials. The Vickers and RW measurements were carried out according to American Society for Testing and Materials standard test methods, and OsteoProbe measurements followed published standardized testing methods. The correlations between the BMSi and RW hardness, r = 0.93, and between the BMSi and Vickers hardness, r = 0.94, are comparable with the correlation between RW and Vickers hardness, r = 0.87. The correlation between the BMSi and RW is significant at p < 0.01, and the correlation between the BMSi and Vickers hardness is significant at p < 0.01. These results show that the indentation measurement performed by the OsteoProbe may be considered as a type of hardness measurement comparable to widely used conventional methods, with specific applications targeted by its portable and narrow design.

中文翻译:

OsteoProbe 测量的骨材料强度指数与维氏硬度和洛氏硬度的显着相关性

OsteoProbe 测量的骨材料强度指数 (BMSi) 与传统材料的维氏硬度和洛氏 (RW) 硬度测量值显着相关。Vickers 和 RW 测量是根据美国测试和材料协会标准测试方法进行的,OsteoProbe 测量遵循已发布的标准化测试方法。BMSi 和 RW 硬度之间的相关性 r = 0.93,以及 BMSi 和维氏硬度之间的相关性 r = 0.94,与 RW 和维氏硬度之间的相关性 r = 0.87 相当。BMSi 和 RW 之间的相关性在 p < 0.01 时显着,BMSi 和维氏硬度之间的相关性在 p < 0.01 时显着。
更新日期:2020-08-01
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