clare m. rimnacemae

CASE WESTERN RESERVE UNIVERSITY CASE SCHOOL OF ENGINEERING CLARE M. RIMNAC EMAE ASSOCIATE PROFESSOR OF MECHANICAL & AEROSPACE ENGINEERING and Director, Musculosketeal Biomechanics and Orthopaedic Engineering Laboratories 620 GLENNAN BUILDING [email protected]; 216-368-6442; 216-368-3007 (fax) RESEARCH AREAS AND APPLICATIONS •Mechanical performance of musculoskeletal tissues •Mechanical performance of orthopaedic implant materials •Modeling of musculoskeletal tissues and implant materials •Implant retrieval/failure analysis of total joint replacements APPROACH •Static and cyclic mechanical testing measurements of smooth and notched specimens; constitutive modeling •Microstructural and ultrastructural damage identification measurements in bone using acoustic emission methodologies •Microstructural and ultrastructural characterizaton of materials using light, scanning and transmission electron microscopy; fourier transform infrared microspectroscopy COLLABORATIONS •Departments of Orthopaedics and Neurosurgery, CWRU Medical School •Rush Presbyterian Medical School, Chicago, IL •Exponent Failure Analysis; Drexel University, Philadelphia, PA •The Hospital for Special Surgery; Cornell University Medical College, New York, NY RESEARCH SPONSORS •NIH, OREF, Orthopaedic Industries RECENT ACCOMPLISHMENTS •Identified material and sterilization factors affecting the static and cyclic fracture resistance and wear damage resistance of UHMW polyethylene joint replacement components through laboratory testing and implant retrieval/failure analysis Retrieved total knee replacement •Characterized the kinetics of fatigue crack growth of (short) microcracks in human cortical bone. Microcracks decelerate and arrest at microstructural barriers. Fatigue crack growth of Microcracks in bone Taylor Prediction

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APPROACH Static and cyclic mechanical testing measurements of smooth and notched specimens; constitutive modeling Microstructural and ultrastructural damage identification measurements in bone using acoustic emission methodologies - PowerPoint PPT Presentation

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CASE WESTERN RESERVE UNIVERSITYCASE SCHOOL OF ENGINEERING

CLARE M. RIMNAC EMAE

ASSOCIATE PROFESSOR OF MECHANICAL & AEROSPACE ENGINEERING and Director, Musculosketeal Biomechanics and Orthopaedic Engineering Laboratories620 GLENNAN [email protected]; 216-368-6442; 216-368-3007 (fax)

RESEARCH AREAS AND APPLICATIONS•Mechanical performance of musculoskeletal tissues

•Mechanical performance of orthopaedic implant materials

•Modeling of musculoskeletal tissues and implant materials

•Implant retrieval/failure analysis of total joint replacements

APPROACH•Static and cyclic mechanical testing measurements of smooth and notched specimens; constitutive modeling

•Microstructural and ultrastructural damage identification measurements in bone using acoustic emission methodologies

•Microstructural and ultrastructural characterizaton of materials using light, scanning and transmission electron microscopy; fourier transform infrared microspectroscopy

COLLABORATIONS•Departments of Orthopaedics and Neurosurgery, CWRU Medical School

•Rush Presbyterian Medical School, Chicago, IL

•Exponent Failure Analysis; Drexel University, Philadelphia, PA

•The Hospital for Special Surgery; Cornell University Medical College, New York, NY

RESEARCH SPONSORS•NIH, OREF, Orthopaedic Industries

RECENT ACCOMPLISHMENTS•Identified material and sterilization factors affecting the static and cyclic fracture resistance and wear damage resistance of UHMW polyethylene joint replacement components through laboratory testing and implant retrieval/failure analysis

Retrieved total knee

replacement

•Characterized the kinetics of fatigue crack growth of (short) microcracks in human cortical bone. Microcracks decelerate and arrest at microstructural barriers.

Fatigue crack growth of Microcracks in bone microcracks in bone

Taylor Prediction