Probabilistic Analysis of the Human Vertebra Under Compressive Loading

The objective of this study is to determine the probability of injury of human crack vertebra condition subjected to compressive loading. The model has been used in this study was reconstructed from image processing and develop using SolidWorks. Three dimensional finite...

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Main Authors:	Zulkifli, Ahmad@Manap, Ahmad Rasdan, Ismail, Mohd Azrul Hisham, Mohd Adib, Nasrul Hadi, Johari
Format:	Conference or Workshop Item
Language:	English
Published:	2012
Subjects:	T Technology (General) R Medicine (General) QM Human anatomy
Online Access:	http://umpir.ump.edu.my/id/eprint/2691/ http://umpir.ump.edu.my/id/eprint/2691/1/Zulkifli_CAEM2012_-_PS011.pdf

id	ump-2691
recordtype	eprints
spelling	ump-26912018-02-02T07:38:56Z http://umpir.ump.edu.my/id/eprint/2691/ Probabilistic Analysis of the Human Vertebra Under Compressive Loading Zulkifli, Ahmad@Manap Ahmad Rasdan, Ismail Mohd Azrul Hisham, Mohd Adib Nasrul Hadi, Johari T Technology (General) R Medicine (General) QM Human anatomy The objective of this study is to determine the probability of injury of human crack vertebra condition subjected to compressive loading. The model has been used in this study was reconstructed from image processing and develop using SolidWorks. Three dimensional finite element model of human lumbar was conducted using Ansys software. In this work, all the model components were meshed using the tetrahedral solid element (SOLID186). In order to simplify the model, all the spinal components were modeled as an isotropic, elastic material and symmetry model. The model failure was occurred when the stress intensity factor (SIF) of the bone exceeds the fracture toughness. Biological structures, as well as a vertebra, exists a lot of related uncertainties and should not be solved by deterministic analysis. A Monte Carlo Simulation (MCS) technique was performed to conduct the probabilistic analysis using the built-in ANSYS parametric design language (APDL) modules. The results observed that the highest stress was found 2% on the adjacent pedicle to create the weakness area and probability of failure for cracked condition. Therefore, pedicle was become the most critical area to be emphasize. Despite, any flaws exist on the model such as crack will give a huge effect to the results especially fracture. Hence, the current study was very useful to investigate how the bone toughness and bone characteristics capable of sustained compressive loading in terms of the probabilistic approach. 2012 Conference or Workshop Item PeerReviewed application/pdf en http://umpir.ump.edu.my/id/eprint/2691/1/Zulkifli_CAEM2012_-_PS011.pdf Zulkifli, Ahmad@Manap and Ahmad Rasdan, Ismail and Mohd Azrul Hisham, Mohd Adib and Nasrul Hadi, Johari (2012) Probabilistic Analysis of the Human Vertebra Under Compressive Loading. In: 2nd Regional Conference on Applied and Engineering Mathematics 2012, 30-31 May 2012 , Eastern & Oriental Hotel, Penang, Malaysia . . (Unpublished)
repository_type	Digital Repository
institution_category	Local University
institution	Universiti Malaysia Pahang
building	UMP Institutional Repository
collection	Online Access
language	English
topic	T Technology (General) R Medicine (General) QM Human anatomy
spellingShingle	T Technology (General) R Medicine (General) QM Human anatomy Zulkifli, Ahmad@Manap Ahmad Rasdan, Ismail Mohd Azrul Hisham, Mohd Adib Nasrul Hadi, Johari Probabilistic Analysis of the Human Vertebra Under Compressive Loading
description	The objective of this study is to determine the probability of injury of human crack vertebra condition subjected to compressive loading. The model has been used in this study was reconstructed from image processing and develop using SolidWorks. Three dimensional finite element model of human lumbar was conducted using Ansys software. In this work, all the model components were meshed using the tetrahedral solid element (SOLID186). In order to simplify the model, all the spinal components were modeled as an isotropic, elastic material and symmetry model. The model failure was occurred when the stress intensity factor (SIF) of the bone exceeds the fracture toughness. Biological structures, as well as a vertebra, exists a lot of related uncertainties and should not be solved by deterministic analysis. A Monte Carlo Simulation (MCS) technique was performed to conduct the probabilistic analysis using the built-in ANSYS parametric design language (APDL) modules. The results observed that the highest stress was found 2% on the adjacent pedicle to create the weakness area and probability of failure for cracked condition. Therefore, pedicle was become the most critical area to be emphasize. Despite, any flaws exist on the model such as crack will give a huge effect to the results especially fracture. Hence, the current study was very useful to investigate how the bone toughness and bone characteristics capable of sustained compressive loading in terms of the probabilistic approach.
format	Conference or Workshop Item
author	Zulkifli, Ahmad@Manap Ahmad Rasdan, Ismail Mohd Azrul Hisham, Mohd Adib Nasrul Hadi, Johari
author_facet	Zulkifli, Ahmad@Manap Ahmad Rasdan, Ismail Mohd Azrul Hisham, Mohd Adib Nasrul Hadi, Johari
author_sort	Zulkifli, Ahmad@Manap
title	Probabilistic Analysis of the Human Vertebra Under Compressive Loading
title_short	Probabilistic Analysis of the Human Vertebra Under Compressive Loading
title_full	Probabilistic Analysis of the Human Vertebra Under Compressive Loading
title_fullStr	Probabilistic Analysis of the Human Vertebra Under Compressive Loading
title_full_unstemmed	Probabilistic Analysis of the Human Vertebra Under Compressive Loading
title_sort	probabilistic analysis of the human vertebra under compressive loading
publishDate	2012
url	http://umpir.ump.edu.my/id/eprint/2691/ http://umpir.ump.edu.my/id/eprint/2691/1/Zulkifli_CAEM2012_-_PS011.pdf
first_indexed	2023-09-18T21:56:45Z
last_indexed	2023-09-18T21:56:45Z
_version_	1777414129655480320

Probabilistic Analysis of the Human Vertebra Under Compressive Loading

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