Search Results - "Rüegsegger, P"

The ability of three-dimensional structural indices to reflect mechanical aspects of trabecular bone by Ulrich, D, van Rietbergen, B, Laib, A, R̈uegsegger, P

“…Bone mineral density (BMD) and bone microarchitecture are important determinants for the mechanical properties of cancellous bone. Although BMD alone is a good…”
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Trabecular Bone Tissue Strains in the Healthy and Osteoporotic Human Femur by Van Rietbergen, B, Huiskes, R, Eckstein, F, Rüegsegger, P

“…Quantitative information about bone tissue‐level loading is essential for understanding bone mechanical behavior. We made microfinite element models of a…”
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A new method for the model‐independent assessment of thickness in three‐dimensional images by Hildebrand, T., Rüegsegger, P.

“…Three‐dimensional (3‐D) structural parameters derived from lower‐dimensional measurements using indirect morphometric methods may be strongly biased if the…”
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Calibration of trabecular bone structure measurements of in vivo three-dimensional peripheral quantitative computed tomography with 28-μm-resolution microcomputed tomography by Laib, A, Rüegsegger, P

“…It has recently been shown that high-resolution computed tomography and magnetic resonance imaging have the potential to assess information about the…”
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Estimation of distal radius failure load with micro-finite element analysis models based on three-dimensional peripheral quantitative computed tomography images by Pistoia, W, van Rietbergen, B, Lochmüller, E.-M, Lill, C.A, Eckstein, F, Rüegsegger, P

“…There is increasing evidence that, in addition to bone mass, bone microarchitecture and its mechanical load distribution are important factors for the…”
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Three-dimensional Analysis of Root Canal Geometry by High-resolution Computed Tomography by Peters, O.A., Laib, A., Rüegsegger, P., Barbakow, F.

“…A detailed understanding of the complexity of root canal systems is imperative to ensure successful root canal preparation. The aim of this study was to…”
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Morphometric Analysis of Human Bone Biopsies: A Quantitative Structural Comparison of Histological Sections and Micro-Computed Tomography by Müller, R, Van Campenhout, H, Van Damme, B, Van der Perre, G, Dequeker, J, Hildebrand, T, Rüegsegger, P

“…As a part of the European Union BIOMED I study “Assessment of Bone Quality in Osteoporosis,” the trabecular structure of transiliac bone biopsies was assessed…”
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Direct Three‐Dimensional Morphometric Analysis of Human Cancellous Bone: Microstructural Data from Spine, Femur, Iliac Crest, and Calcaneus by Hildebrand, Tor, Laib, Andres, Müller, Ralph, Dequeker, Jan, Rüegsegger, Peter

“…The appearance of cancellous bone architecture is different for various skeletal sites and various disease states. During aging and disease, plates are…”
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Finite element analysis of trabecular bone structure: a comparison of image-based meshing techniques by Ulrich, D., van Rietbergen, B., Weinans, H., Rüegsegger, P.

“…In this study, we investigate if finite element (FE) analyses of human trabecular bone architecture based on 168 μm images can provide relevant information…”
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Mechanical consequences of different scenarios for simulated bone atrophy and recovery in the distal radius by Pistoia, W, van Rietbergen, B, Rüegsegger, P

“…Metabolic bone diseases such as osteoporosis usually cause a decrease in bone mass and a deterioration of bone microarchitecture leading to a decline in bone…”
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A microtomographic system for the nondestructive evaluation of bone architecture by Rüegsegger, P, Koller, B, Müller, R

“…Microtomography (micro-computed-tomography, mu-CT) is a method to image and quantify trabecular bone. It has the capability to address the role of trabecular…”
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Comparison of structure extraction methods for in vivo trabecular bone measurements by Laib, A, Rüegsegger, P

“…In vivo trabecular bone structure measurements have become available recently using high resolution quantitative computed tomography (3D-QCT) or magnetic…”
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Quantitative Ultrasound and Trabecular Architecture in the Human Calcaneus by Nicholson, P. H. F., Müller, R., Cheng, X. G., Rüegsegger, P., Van Der Perre, G., Dequeker, J., Boonen, S.

“…Relationships between quantitative ultrasound (QUS), density (bone volume density [BV/TV]), and trabecular architecture were investigated in 69 calcaneal…”
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Morphometric analysis of noninvasively assessed bone biopsies : Comparison of high-resolution computed tomography and histologic sections by MÜLLER, R, HAHN, M, VOGEL, M, DELLING, G, RÜEGSEGGER, P

“…This article describes a new method to analyze the structural behavior of trabecular bone structure by means of noninvasive measurements of the…”
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Dietary Essential Amino Acid Supplements Increase Bone Strength by Influencing Bone Mass and Bone Microarchitecture in Ovariectomized Adult Rats Fed an Isocaloric Low‐Protein Diet by Ammann, P., Laib, A., Bonjour, J.‐P., Meyer, J. M., Rüegsegger, P., Rizzoli, R.

“…This study was designed to investigate whether the administration of dietary essential amino acid supplements in adult rats made osteoporotic by estrogen…”
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Ridge number density: A new parameter for in vivo bone structure analysis by Laib, A., Hildebrand, T., Häuselmann, H.J., Rüegsegger, P.

“…An advanced analysis of the mechanical properties of bone should include information about the microarchitecture of cancellous bone in addition to its density…”
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Load transfer analysis of the distal radius from in-vivo high-resolution CT-imaging by Ulrich, D, van Rietbergen, B, Laib, A, Rüegsegger, P

“…Prevention of osteoporotic bone fractures requires accurate diagnostic methods to detect the increase in bone fragility at an early stage of osteoporosis…”
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Do quantitative ultrasound measurements reflect structure independently of density in human vertebral cancellous bone? by Nicholson, P.H.F, Müller, R, Lowet, G, Cheng, X.G, Hildebrand, T, Rüegsegger, P, Van der Perre, G, Dequeker, J, Boonen, S

“…Ultrasonic measurements were made in three orthogonal directions on 70 vertebral bone cubes. Apparent density (ρ) was determined, and microcomputed tomography…”
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In vivo reproducibility of three‐dimensional structural properties of noninvasive bone biopsies using 3D‐pQCT by Müller, R., Hildebrand, T., Häuselmann, H. J., Rüegsegger, P.

“…Trabecular bone architecture is one of the main factors influencing the mechanical behavior of cancellous bone. To assess the three‐dimensional trabecular…”
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Three-dimensional finite element modelling of non-invasively assessed trabecular bone structures by Muller, R, Ruegsegger, P

“…The three-dimensional microstructure of cancellous bone seems to be one of the key factors in the prediction of mechanical bone properties like bone strength…”
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