Publications

PEER REVIEWED

1. Schmidt J., Mason J., Kincaid B., Ploeg H., Implant Sizing Does Not Explain Variability of Post-Operative Implant Micromotion of Long Stemmed Tibial Implant: An In-Vitro Study, Journal of Arthroplasty, in Review.


2. Vivanco J., García S., Ploeg H., Alvarez G., Cullen D., Smith E., Apparent Elastic Modulus of Ex Vivo Trabecular Bovine Bone Increases with Dynamic Loading, Submitted to Journal of Biomechanical Engineering.


3. Aiyangar A.K., Vivanco J., Au A.G., Smith E.L., Ploeg H. Axial and transverse apparent mechanical properties of human lumbar vertebral cancellous bone related to computed tomography (CT) derived apparent density, Submitted to Journal of Biomechanics.


4. Aiyangar A., Vivanco J., Au A., Smith E., Ploeg H. Axial and Transverse Compressive Properties of Human Lumbar Vertebral Trabecular Bone,  Submitted to Journal of Biomechanical Engineering.


5. Au A.G., Aiyangar A.K., Squire M.W., Illgen R.L., Ploeg H. Comparison of methods to measure the press-fit deformation of monoblock large head metal-on-metal acetabular cups, Submitted to Proceedings of the Institution of Mechanical Engineering -Part H: Journal of Engineering in Medicine.


6. Weisse, B., Aiyangar, A., Affolter, Ch., Gander, R., Terrasi G. P., Ploeg, H. Determination of the translational and rotational stiffnesses of a L4-L5 functional spinal unit using a specimen-specific finite element model, Journal of the Mechanical Behavior of Biomedical Materials, in press, 2012.


7. Vivanco J., Araneda A., Ploeg H. The effect of Sintering Temperature on Microstructural Properties of Bioceramic Bone Scaffolds, The American Ceramic Society's Ceramic Transactions, in Press, 2012.


8. Aiyangar A.K., Au A.G., Anderson A.P., Ploeg H. Comparison of two bone surrogates for interbody device subsidence testing, Journal of ASTM International, 9(1), 2012.


9. Vivanco J., Aiyangar A., Araneda A., Ploeg H. Mechanical Characterization of Injection-Molded Macro Porous Bioceramic Bone Scaffolds. Journal of Mechanical Behavior of Biomedical Materials. 9:137-152, 2012.


10. Levasseur A., Ploeg H., Petit Y., Classification of structural characteristics' influence on the mechanical properties of bone: experimental study using a bone surrogate, Medical and Biological Engineering and Computing, 50(1):61-7, 2012.


11. Au A., Aiyangar A., Anderson P., Ploeg H. Replicating interbody device subsidence with lumbar vertebrae surrogates, Proc Inst Mech Eng H, 225(10):972-85, 2011.


12. Vivanco J., Slane J., Nay R., Simpson A., Ploeg H., The effect of sintering temperature on the microstructure and mechanical properties of a bioceramic bone scaffold, Journal of the Mechanical Behavior of Biomedical Materials, 4(8):2150-60, 2011.


13. Slane J., Timmerman M., Ploeg H., Thelen D., The influence of glove and hand position on pressure over the ulnar nerve during cycling, Clinical Biomechanics, 26(6):642-8, 2011.


14. Vivanco J., Smith B., Blake A., Williams J., Turner K., Ploeg H., 3D Elastomeric Scaffolds-Fabricated by Casting in Micro End Milled Molds, Journal of Biomimetics, Biomaterials and Tissue Engineering, 9:17-23, 2011.


15. Au A.G., Aiyangar A.K., Anderson A.P., Ploeg H., A new bone surrogate model for testing interbody device subsidence, Spine, 36(16):1289-96, 2011.


16. Vivanco J., García S., Smith, E., Ploeg H., Dynamic Loading Increases Apparent Elastic Modulus of Ex Vivo Trabecular Bovine Bone, Journal of Bone and Mineral Research, 25(S1):391, 2010.


17. Aiyangar A.K., Crenshaw T.D., Au A.G., Ploeg H., Recovery of bone strength in young pigs from an induced short-term dietary calcium deficit followed by a calcium replete diet, Medical Engineering & Physics, 32(10):1116-23, 2010.


18. Burgers T.A., Mason J., Squire M.W., Ploeg H., Time dependent fixation and implant forces for a femoral knee component: an in vitro study, Medical Engineering & Physics, 32:968-973, 2010.


19. Burgers T.A., Lakes R.A., García S., Piller G.R., Ploeg H., Post yield relaxation behavior of bovine cancellous bone, Journal of Biomechanics, 42(16):2728-2733, 2009.


20. Kersh M.E. and Ploeg H., A kinematic model for pre-clinical evaluation of patellar implant, International Journal of Experimental and Computational Biomechanics, 1(2):129-145, 2009.


21. Vivanco J., Fang S., Levine D., Ploeg H., Evaluation of the mechanical behavior of direct compression molded porous tantalum-UHMWPE construct: a microstructural model, Journal of Applied Biomaterials and Biomechanics, 7(1):1-9, 2009.


22. Schmidt J., Berg D., Ploeg E.L., Ploeg H., Precision, repeatability and accuracy of Optotrak® active-marker motion tracking system, International Journal of Experimental and Computational Biomechanics, 1(1):113-127, 2009.


23. Burgers T., Mason J., Ploeg H., Initial Fixation of a Femoral Knee Component: An In Vitro and Finite Element Study, International Journal of Experimental and Computational Biomechanics, 1(1):23-44, 2009.


24. Ploeg H., Buergi M., Wyss U., Hip stem fatigue test prediction, International Journal of Fatigue 31(5):894-905, 2009.


25. Vivanco J., Fang Z., Levine D., Ploeg H., Microstructural Mechanical FE Analysis of Compression Molded Porous Tantalum-UHMWPE, Journal of Biomechanics, 41(S1):444, 2008.


26. García S., Smith E., Ploeg H., A calibration procedure for a bone loading system, Journal of Medical Devices, 2:0106-1-01106-6, March 2008.


27. Potter J., Sauer J., Weisshaar C., Thelen D., Ploeg H., Gender differences in bicycle saddle pressure distribution during seated cycling, Medicine & Science in Sports & Exercise, 40(6):1126-1134, June 2008.


28. Burgers T., Mason J., Niebur G., Ploeg H., Compressive properties of trabecular bone in the distal femur, Journal of Biomechanics, 41(5):1077-1085, 2008.


29. Sauer J.L., Potter J.J., Weisshaar C.L., Ploeg H., Thelen D.G., Influence of gender, power and hand position on pelvic motion during seated cycling, Medicine & Science in Sports & Exercise, 39(12):2204-2211, 2007.

PODIUM PRESENTATIONS

1. Sokn S., Ploeg H., McCoy S., Farley D., Collins C., Zinn M., Medicherla A., McCarthy J. A novel 3 degree of freedom, minimally-invasive implantable active bone deformity correction device, podium, 22nd Annual Scientific Meeting of Limb Lengthening and Reconstruction Society (LLRS), Cincinnati, OH, USA, July 2012.


2. Collins C., Ploeg H., McCoy S., Farley D., Zinn M., Medicherla A., McCarthy J. A novel minimally-invasive implantable extramedullary limb lengthening device, podium, 22nd Annual Scientific Meeting of Limb Lengthening and Reconstruction Society (LLRS), Cincinnati, OH, USA, July 2012.


3. Vlietstra N., Feyereisen W., McCarthy J., Ploeg H., Zinn M. A novel minimally-invasive implantable active bone deformity correction device, 21st Annual Scientific Meeting of Limb Lengthening and Reconstruction Society (LLRS), Chicago, IL, USA, July 2011.


4. Au G. A., Aiyangar A. K., Anderson P., Ploeg H., A new surrogate bone model for testing intervertebral devices, podium, Symposium on Static and Dynamic Spinal Implants: Are We Evaluating Them Appropriately? Sponsored by ASTM Committee F04 on Medical and Surgical Materials and Devices, San Antonio, TX, November 2010.


5. Slane, J., Timmerman M., Ploeg H., Thelen D., Hypothenar pressure mapping provides insight for reducing ulnar nerve compression in cyclists, podium, 12th biennial ESM2010 Conference on Dynamic Load Distribution in Biomechanics, Providence, Rhode Island, August 2010.


6. Au G. A., Aiyangar A. K., Anderson P., Ploeg H., A new surrogate bone model for testing intervertebral devices, podium, Annual Meeting of the American Society of Biomechanics (ASB), Providence, Rhode Island, August 2010.


7. Schmidt J., Ploeg H., Factorial analysis as a means for validation and variability in finite element analysis, podium, IV European Conference on Computational Mechanics (ECCM), Paris, France, May 2010.


8. García S., Crookshank M., MacIntyre, N., Harrison M., Smith E., Sellens R., Ploeg H., Structural properties of trabecular cores from femoral heads, podium, North American Congress on Biomechanics (NACOB), Ann Arbor, Michigan, USA, August 2008.


9. Schmidt J., Dunbar M., Ploeg H., Factorial analysis predicts parameter interactions in FE model with revision implant, podium, 16th Congress of European Society of Biomechanics (ESB), Lucerne, Switzerland, July 2008. Abstract published in Journal of Biomechanics 41(S1):S373, 2008.


10. Bischoff J., Siggelkow E., Sieber D., Kersh M., Ploeg H. Münchinger M., Advanced Material Modeling in a Virtual Biomechanical Knee, podium, ABAQUS Users Conference, Newport, Rhode Island, USA, May 2008. (14 page conference paper)


11. Burgers T., Mason J., Ploeg H., Validation of a Finite Element Analysis of the Press-fit Fixation of a Bone-Implant Interface in the Distal Femur, podium, 8th International Symposium on Computer Methods in Biomechanics and Biomedical Engineering (CMBBE), Porto, Portugal, February 2008. (6 page conference paper)


12. Siggelkow E., Muenchinger M., Kersh M., Ploeg H., Sieber D., Force controlled FE-model determination of knee prosthesis envelope of motion based on soft tissue reaction forces and moments, podium, 8th International Symposium on Computer Methods in Biomechanics and Biomedical Engineering (CMBBE), Porto, Portugal, February 2008. (6 page conference paper)


13. Muenchinger M., Siggelkow E., Sieber D., Kersh M., Ploeg H., Modeling knee ligaments by a joint elasticity function (JEF), podium, 8th International Symposium on Computer Methods in Biomechanics and Biomedical Engineering (CMBBE), Porto, Portugal, February 2008. (6 page conference paper)


14. Kersh M., Ploeg H., Muenchinger M., Siggelkow E., Sieber D., Modeling soft tissues: a knee joint pilot study, podium, 8th International Symposium on Computer Methods in Biomechanics and Biomedical Engineering (CMBBE), Porto, Portugal, February 2008. (6 page conference paper)


15. Kersh M.E., Ploeg H., Siggelkow E., Münchinger M., From medical imaging to knee models: factors in model generation, podium, International Society of Biomechanics (ISB) Conference, Taipei, Taiwan, 2007. Abstract published in Journal of Biomechanics 40(S2):S99, 2007.


16. Henderson A., Schmidt J., Ploeg H., Deluzio K., Dunbar M., Finite element & in-vitro testing of tibial stem length in revision total knee arthroplasty, podium, 14th Biennial Conference For The Canadian Society For Biomechanics (CSB), Waterloo, ON, Canada, 2006.


17. Henderson A., Schmidt J., Ploeg H., Deluzio K., Dunbar M., Tibial stem sizing in revision total knee arthroplasty, podium, Knee Symposium, The Interaction of Mechanics and Biology in Knee Joint Restoration and Regeneration, Berlin, Germany, 2006.


18. Schmidt J., Henderson A., Ploeg H., Deluzio K., Dunbar M., Primary fixation in a revision total knee arthroplasty may not imply long term fixation: the effect of stem length, podium, 16th Annual Meeting of the European Orthopaedic Research Society, Bologna, Italy, 2006.


19. Freytag M., Ploeg H., Schmidt J., Shapiro V., Tsukanov I., Meshfree analysis from biomedical images: construction of approximate distance fields, podium, 7th World Congress on Computational Mechanics, Los Angeles, CA, USA, 2006.


20. Schmidt J., Henderson A., Ploeg H., Deluzio K., Dunbar M., Finite element analysis of stem dimensions in a revision total knee arthroplasty using visible human computed tomography data, podium and poster, 14th Annual Symposium on Computational Methods in Orthopaedic Biomechanics, Chicago, IL, USA, 2006.


21. Murphy K.C., Biegler K., Ploeg H., The design and finite element analysis of biomimetic bone scaffolds, podium and poster, 14th Annual Symposium on Computational Methods in Orthopaedic Biomechanics, Chicago, IL, USA, 2006.


22. Henderson A., Schmidt J., Ploeg H., Deluzio K., Dunbar M., Finite element & in-vitro testing of tibial stem length in revision total knee arthroplasty, podium and poster, at 14th Annual Symposium on Computational Methods in Orthopaedic Biomechanics, Chicago, IL, USA, 2006.


23. Biegler K., Schmidt J., Ploeg H., Deluzio K., Dunbar M., A parametric analysis study on the number of materials required for a convergence of finite element results for a tibial bone model, podium and poster, 14th Annual Symposium on Computational Methods in Orthopaedic Biomechanics, Chicago, IL, USA, 2006.


24. Freytag M., Ploeg H., Shapiro, V., Tsukanov, I., Meshfree stress modeling from biomedical images, podium, International Symposium on Computer Simulation in Biomechanics, Cleveland, OH, USA, 2005.


25. Kersh M., Ploeg H., Development of pre-clinical patellar component test for total knee arthroplasty, podium, Proceedings of IMECE2004: 2004 ASME International Mechanical Engineering Congress and R&D Expo, Anaheim, CA, USA 2004.

POSTER PRESENTATIONS

1. McCoy S., Ploeg, H. A Novel Minimally-Invasive Implantable Active Bone Deformity Correction Device, ASME International, Mechanical Engineering Congress and Exposition, Houston, TX, November 2012.


2. Johnson M.G., Meyer L.A., Vivanco J., Blank R.D., Ploeg H., Smith E.L. Exposure to big endothlin-1 in bovine sternal cores mimics some aspects of mechanical loading, American Society for Bone and Mineral Research (ASBMR) 34th Annual Meeting, Minneapolis, MN, October 2012.


3. Vivanco J., Araneda A., Ploeg H. Bioactivity of Bioceramic Bone Scaffolds Fabricated at Two Sintering Temperatures, Innovations in Biomedical Materials. Raleigh, NC, September, 2012.


4. McCoy S., Piller G., Collins C., Sokn, S., Ploeg H. Geometric Accuracy of physical and surface models created from medical image data, Annual Meeting of the American Society of Biomechanics (ASB), Gainesville, FL, USA, August 2012.


5. Kersh M., Ploeg H. Optimization of collateral ligament parameters in a subject specific finite element model of the knee, 8th Australasian Biomechanics Conference, Canberra, Australia, November 2011.


6. Vivanco J., Araneda A., Ploeg H., Effect of the Sintering Temperature on Microstructural Properties of a Bioceramic Bone Scaffold, Proceeding of the Materials Science & Technology Conference (MS&T), Columbus, OH, October 2011.


7. Vivanco J., Slane J., Ploeg H., Nano-Mechanical Properties of Bioceramic Bone Scaffolds Fabricated at Three Sintering Temperatures, ASME Summer Bioengineering Conference, Farmington, PA, 2011.


8. Vivanco J., Garcia-Rodrigruez S., Ploeg H., Smith E.L., Dynamic loading increases apparent elastic modulus of ex vivo trabecular bovine bone, American Society for Bone and Mineral Research (ASBMR) 32nd Annual Meeting, Philadelphia, Toronto, Canada, October 2010.


9. Slane, J., Timmerman M., Ploeg H., Thelen D., The influence of glove and hand position on pressure over the ulnar nerve during cycling, Annual Meeting of the American Society of Biomechanics (ASB), Providence, Rhode Island, August 2010.


10. Au G. A., Aiyangar A.K., Anderson P., Ploeg H., A new surrogate bone model for testing intervertebral devices, Annual Meeting of the American Society of Biomechanics (ASB), Providence, RI, August 2010.


11. Au G. A., Aiyangar A.K., Anderson P., Ploeg H., A new surrogate bone model for testing intervertebral devices, Annual Meeting of the Canadian Society of Biomechanics (CSB), Kingston, ON, June 2010.


12. Lavasseur A., Touzin M., Simar P., Gloaguen E. Ploeg H., Petit Y., Quantitative estimation of bone morphology from the multi-scale analysis of computed tomography images, The International Research Society of Spinal Deformities (IRSSD), Montreal, QC, July 2010.


13. Vivanco J., Smith B., Blake A., Ploeg H., Turner K., 3D elastomeric scaffolds fabricated by casting in micro end milled molds, International Conference on Micromanufacturing (ICOMM/4M), Madison, WI, April 2010.


14. Schmidt, J., Mason, J., Ploeg, H., Implant motion measured at tray does not equal motion of stem for modular long-stemmed tibial implant, 56th Annual Meeting Orthopaedic Research Society (ORS), New Orleans, LA, March 2010.


15. Lavasseur A., Ploeg H., Petit Y., Influence of microstructure on the mechanical properties of vertebral bone assessed by quantitative computed tomography, Annual Meeting of the American Society of Biomechanics (ASB), State College, PA, August 2009.


16. Vivanco J., Garcia-Rodriguez S., Smith E.L., Ploeg H., Material and mechanical properties of tricalcium phosphate-based (TCP) Scaffolds, poster, American Society of Mechanical Engineering - Summer Bioengineering Conference, Lake Tahoe, CA, USA, June 2009.


17. Kersh M., Ploeg H., Shin M., Siggelkow E., Muenchinger M., Data acquisition for specimen-specific computational models, poster, American Society of Mechanical Engineering - Summer Bioengineering Conference, Lake Tahoe, CA, USA, June 2009.


18. Burgers T., Ploeg H., Experimental and finite element investigations of the press-fit fixation of a bone implant interface in the distal femur, poster, North American Congress on Biomechanics (NACOB), Ann Arbor, Michigan, USA, August 2008.


19. Schmidt J. and Ploeg H., Assessment of motion of long-stemmed tibial implant, North American Congress on Biomechanics (NACOB), poster, Ann Arbor, Michigan, USA, August 2008.


20. Aiyangar A., Ploeg H., Validation of elastic moduli assigned to porcine femoral bones using computed tomography (CT) Data, poster, 16th Congress of European Society of Biomechanics (ESB), Lucerne, Switzerland, July 2008. Abstract published in Journal of Biomechanics 41(S1):S408, 2008.


21. Vivanco J., Fang S., Levine D., Ploeg H., Microstructural mechanical FE analysis of direct compression molded porous tantalum-UHMWPE, poster, 16th Congress of European Society of Biomechanics (ESB), Lucerne, Switzerland, July 2008. Abstract published in Journal of Biomechanics 41(S1):S444, 2008.


22. Bischoff J., Siggelkow E., Sieber D., Kersh M., Ploeg H. Münchinger M., Ligament property optimization within a virtual biomechanical knee, Marco Island, Florida, USA, June 2008.


23. Smith E., García S., Ploeg H., Calibration of the Zetos loading system, poster, American Society for Bone and Mineral Research (ASBMR) 29th Annual Meeting, Honolulu, HI, USA, 2007.


24. Aiyangar A., Ploeg H., A technique for calculating area moment of inertia of long bones using computed tomography (CT) data, poster, American Society for Bone and Mineral Research (ASBMR) 29th Annual Meeting, Honolulu, HI, USA, 2007.


25. Schmidt J., Henderson A., Dunbar M., Ploeg, H., Finite element parameters affecting micromotion and strain energy density predictions in tibial model as determined by factorial analysis, poster, American Society of Biomechanics (ASB) Conference, San Francisco, CA, 2007.


26. García S., Ploeg H, Smith E., Calibration of the Zetos loading system, poster, American Society of Biomechanics (ASB) Conference, San Francisco, CA, 2007.


27. Burgers T., Mason J., Niebur G., Ploeg H., Compressive properties of trabecular bone in the distal femur, poster, American Society of Biomechanics (ASB) Conference, San Francisco, CA, 2007.


28. Schmitz A.M., Ploeg E.L., Beshai L.M., Bryant J.T., Ploeg H., Stiffness analyses for the design development of a prosthetic foot, poster, 12th World Congress of the International Society for Prosthetics and Orthotics (ISPO), Vancouver, BC, 2007.


29. Kersh M.E., Ploeg H., Burgkart R., Siggelkow E., Münchinger M., Creating a physiological knee model: experimental methods and validation concept, poster, International Society of Biomechanics (ISB) Conference, Taipei, Taiwan, 2007. Abstract published in Journal of Biomechanics 40(S2):S581, 2007.


30. Potter J.J., Sauer J.L., Weisshaar C., Ploeg H., Thelen D.G., Combined analysis of pelvic motion and saddle pressure distribution during cycling, poster, Biomedical Engineering Society (BMES) Annual Meeting, Chicago, IL, USA, 2006.


31. García S., Ploeg H., Smith E., Zetos loading system: an evaluation and recalibration study, poster, American Society for Bone and Mineral Research (ASBMR) 28th Annual Meeting, Philadelphia, PA, USA, 2006.


32. Kersh M., Ploeg H., Contact area in dome-shaped and conforming patellar implants, poster, Fifth World Congress of Biomechanics, Munich, Germany, 2006. Abstract published in Journal of Biomechanics 39:S517, 2006.


33. Schmidt J., Henderson A., Ploeg H., Deluzio K., Dunbar M., Development of finite element models to critically evaluate stem selection for a revision total knee arthroplasty, poster, Fifth World Congress of Biomechanics, Munich, Germany, 2006. Abstract published in Journal of Biomechanics 39:S518, 2006.


34. Schmidt J., Henderson A., Ploeg H., Deluzio K., Dunbar M., Development of surgical guidelines for tibial stem components in a revision total knee arthroplasty, poster, American Society of Mechanical Engineering - Summer Bioengineering Conference, Vail, CO, USA, 2005.


35. García S., Ploeg H., Smith E., Repeatability Study of the Zetos Ex-vivo Bone loading system using metallic and polymeric specimens, poster, American Society of Mechanical Engineering - Summer Bioengineering Conference, Vail, CO, USA, 2005.


36. Kersh M., Ploeg H., How does normal patello-femoral contact area change before and after deep knee flexion?, poster, American Society of Mechanical Engineering - Summer Bioengineering Conference, Vail, CO, USA, 2005. Awarded 3rd place in Undergraduate poster competition.


37. Schmidt J., Engh J., Viceconti M., Ploeg H., What is the accuracy of surface models created from visible human male computed tomography data?, poster, International Symposium on Computer Simulation in Biomechanics, Cleveland, OH, USA, 2005.


38. García S., Schmidt J., Ploeg H., A validation study: using ct scans to calculate volume, weight, and density, poster, International Symposium on Computer Simulation in Biomechanics, Cleveland, OH, USA, 2005.


39. Schmidt J., Engh J., Viceconti M., Ploeg H., What is the accuracy of surface models created from visible human male computed tomography data?, poster, International Society of Biomechanics Conference (ISB), Cleveland, OH, USA, 2005.


40. Schmidt J., Engh J., Viceconti M., Ploeg H., What is the accuracy of surface models created from visible human male computed tomography data?, poster, International Society of Biomechanics Conference (ISB), Cleveland, OH, USA, 2005.


41. Ploeg H., Byrne N., Garcia S., Kersh M., Weghe Van de A., What factors affect the accuracy of solid models made from ct data?, poster, International Society of Biomechanics Conference (ISB), Cleveland, OH, USA, 2005.


42. Kersh M., Ploeg H., Deformation patterns form a pre-clinical patellar component test, poster presentation, International Society of Biomechanics Conference (ISB), Cleveland, OH, USA, 2005.


43. García S., Schmidt J., Ploeg H., A validation study: using ct scans to calculate volume, weight, and density, poster, International Society of Biomechanics Conference (ISB), Cleveland, OH, USA, 2005.


44. Byrne N., Ploeg H., Deffenbaugh D., Finite element analysis of a total ankle arthroplasty over one stance phase, poster, International Society of Biomechanics (ISB) Conference, Cleveland, OH, USA, 2005.


45. Ploeg H., Ploeg E., Byrne N., García S., Kersh M., Nair D., How accurate are solids models made from CT scan data?, poster, Thirteenth Biennial Conference, Canadian Society for Biomechanics (CSB), Halifax, NS, Canada, 2004.


46. Smith E.L., Ploeg H., Jones D.B., Pressure Modulation During Loading of a Trabecular Bone Core in an Ex Vivo Model, poster, American Society for Bone and Mineral Research (ASBMR) 26th Annual Meeting, Seattle, WA, USA, 2004.


47. Ploeg H., Smith E.L., Gerson A., García S., Broeckmann E., Jones D.B., Repeatability of the ex-vivo bioreactor bone organ culture chamber and loading system, poster, American Society for Bone and Mineral Research (ASBMR) 26th Annual Meeting, Seattle, WA, USA, 2004.