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Cortical bone quality affectations and their strength impact analysis using holographic interferometry.

Cesar G Tavera Ruiz1, Manuel H De La Torre-Ibarra2, J M Flores-Moreno1

  • 1Centro de Investigaciones en Óptica, Loma Del Bosque 115, León Guanajuato C.P. 37150, México.

Biomedical Optics Express
|October 16, 2018
PubMed
Summary
This summary is machine-generated.

Bone strength depends on quantity, quality, and turnover. This study simulates component degradation, revealing a strong correlation between hydroxyapatite, collagen, and water in determining bone strength.

Keywords:
(090.1995) Digital holography(120.2880) Holographic interferometry(120.5050) Phase measurement(120.6650) Surface measurements, figure(300.6300) Spectroscopy, Fourier transforms

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Area of Science:

  • Biomaterials Science
  • Orthopedics
  • Biophysics

Background:

  • Bone strength is multifactorial, involving quantity, quality, and turnover.
  • Fragility fractures can occur independently of bone mass density (osteoporosis).
  • Secondary bone strength affectations require further investigation.

Purpose of the Study:

  • To analyze the impact of secondary bone strength affectations.
  • To simulate the degradation of principal bone components (organic and inorganic).
  • To correlate component degradation with bone strength using optical inspection.

Main Methods:

  • Simulating degradation of organic and inorganic bone components.
  • Employing a nondestructive optical technique for inspection.
  • Analyzing the interrelations between bone components and overall strength.

Main Results:

  • A strong correlation was found among hydroxyapatite, collagen, and water content.
  • These components collectively determine bone strength.
  • Simulated degradation impacts bone strength significantly.

Conclusions:

  • Hydroxyapatite, collagen, and water are critical determinants of bone strength.
  • Understanding these interrelations is vital for addressing fragility fractures.
  • Nondestructive optical techniques show promise for assessing bone quality.