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Keywords: porosity
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Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. October 2011, 133(10): 101001.
Published Online: October 27, 2011
... compounds materials preparation porosity porous materials tissue engineering Combinatorial arrays, such as the microwell plate, have long been a tool for efficient evaluation of cell expression in analytical biological research [( 1 )]. Reagents or cell type can easily be selected and isolated...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. September 2011, 133(9): 091003.
Published Online: October 4, 2011
..., spacing and overlap to be used in the robotic deposition to attain desired elastic moduli and pore size. 09 02 2011 05 09 2011 04 10 2011 04 10 2011 bioceramics bone calcium compounds calibration cellular biophysics materials preparation mesh generation porosity tissue...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. July 2011, 133(7): 071005.
Published Online: July 18, 2011
.... Intra-aneurysmal residence time is found to increase rapidly with decreasing stent porosity. Of the three different implants considered in this study, the one with the highest wire density shows the highest increase of intra-aneurysmal residence time for both the straight and the curved parent vessels...
Journal Articles
Publisher: ASME
Article Type: Design Innovations
J Biomech Eng. June 2011, 133(6): 065001.
Published Online: June 22, 2011
... characterization without processing any real scaffold. The completion of these key requirements is not an easy task. Indeed, very high interconnecting porosity and high mechanical performance are to some degree contradictory, and moreover the necessity for a biocompatible and biodegradable scaffold restricts...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. May 2011, 133(5): 051007.
Published Online: April 28, 2011
... is important both for the post-treatment mechanical loading and the risk of intraoperative extraosseous leakage. We have developed a computational model that describes the flow of biomaterials in porous bone structures by considering the material porosity, the region-dependent intrinsic permeability...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. January 2011, 133(1): 011001.
Published Online: December 22, 2010
... and sometimes conflicting functional requirements. A functionally gradient porosity function is used to vary the porosity of the designed scaffolds spatially to mimic the functionality of tissues or organs. The three-dimensional porous structures of the scaffold are geometrically partition into functionally...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J Biomech Eng. July 2010, 132(7): 074502.
Published Online: June 2, 2010
... . 10.1016/j.joca.2009.03.007 14 09 2009 26 01 2010 22 02 2010 02 06 2010 02 06 2010 biological tissues biomedical materials bone deformation finite element analysis functionally graded materials hydrogels physiological models porosity viscoelasticity...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. May 2010, 132(5): 051008.
Published Online: March 29, 2010
..., the displacement field was tracked using 400 nm nanobeads as space markers. The corresponding strain and porosity fields were calculated from the experimental observations. Finally, experimental data were used to validate a computational model for fluid flow and deformation in soft porous media. Our studies...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. December 2009, 131(12): 121003.
Published Online: October 29, 2009
...Carlos Bonifasi-Lista; Elena Cherkaev; Yener N. Yeni This work deals with the study of the analytical relations between porosity of cancellous bone and its mechanical properties. The Stieltjes representation of the effective shear complex modulus of cancellous bone is exploited to recover porosity...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. October 2009, 131(10): 101007.
Published Online: September 2, 2009
...Gaffar Gailani; Mohammed Benalla; Rashal Mahamud; Stephen C. Cowin; Luis Cardoso Permeability of the mineralized bone tissue is a critical element in understanding fluid flow occurring in the lacunar-canalicular porosity (PLC) compartment of bone and its role in bone nutrition...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J Biomech Eng. September 2009, 131(9): 094505.
Published Online: August 7, 2009
... to fluid flow at the bone/soft tissue interface of the porosities in the bone. 12 02 2008 11 05 2009 07 08 2009 biological fluid dynamics bone cellular biophysics physiological models porosity It is generally accepted that bone grows and remodels in response...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. August 2009, 131(8): 081005.
Published Online: July 2, 2009
... imaging of heterogeneous media. biological fluid dynamics biological tissues biomedical materials biomedical ultrasonics deformation elasticity finite element analysis hydrogels permeability porosity stress relaxation viscoelasticity biphasic elasticity imaging finite element...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. May 2009, 131(5): 051007.
Published Online: April 9, 2009
... porosity fatigue acoustic emission monitoring finite element analysis While modern surgical techniques and orthopedic devices have seen the survival of cemented total hip arthroplasties (THAs) rise to 93% for 10 years in vivo, aseptic loosening remains the dominant failure scenario in both...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. February 2009, 131(2): 021002.
Published Online: December 9, 2008
... initial porosity, hydraulic conductivity, and elastic modulus. These results imply that an identical macroscopic freezing protocol may result in different microstructural alterations of poroelastic materials depending on the structural properties of the matrix. This may be relevant to understanding...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. February 2009, 131(2): 021001.
Published Online: December 9, 2008
... of vascular porosity in osteonal properties. The proposed method is suitable for identification of elastic constants from nanoindentation experiments and could be adapted to other (bio)materials, for which it is possible to describe elastic properties using a fabric-based model. Because osteons...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. January 2009, 131(1): 011004.
Published Online: November 18, 2008
... analysis indentation orthopaedics physiological models porosity viscoelasticity mouse cartilage poroviscoelastic inverse finite element indentation Mouse models are useful for understanding disease processes in articular cartilage, particularly osteoarthritis, and many mutant...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. August 2008, 130(4): 041011.
Published Online: June 11, 2008
... indentation porosity Soft tissues are abundant in the body. They are present in various shapes and positions performing different functions; however, they are common in their multiphasic composition ( 1 ). Interstitial fluid makes up 70–90% of the wet weight of the soft tissue and consists of water...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. December 2007, 129(6): 863–872.
Published Online: March 7, 2007
... in a large cohort of animals. The aim of this study is to provide a detailed database against which in vivo results can be analyzed. Six custom designed flow divertors were fabricated and tested in vitro. The design matrix included three different porosities (75%, 70%, and 65%). For each porosity, there were...