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Journal of Orthopaedics 15 (2018) 302–307 Contents lists available at ScienceDirect Journal of Orthopaedics journal homepage: /locate/jor Original Article The effect of drill hole location on load bearing capacity of long bones T Christopher James Yiachosa,⁎, Subrata Sahaa,b,c a Department of Orthopedic Surgery and Rehabilitation Medicine, SUNY Downstate Medical Center, 450 Clarkson Avenue, Brooklyn, NY 11203, United States b Department of Restorative Dentistry, School of Dentistry University of Washington, 1959 NE Pacifi c Street, Seattle, WA 98195, United States c Department of Oral and Maxillofacial Surgery, School of Dentistry University of Washington, 1959 NE Pacifi c Street, Seattle, WA 98195, United States A R T I C L E I N F O A B S T R A C T Keywords: We investigated how load bearing capacity (LBC) of long bone differs with a bicortical drill hole in a com- Bone strength pressive/tensile location vs. a neutral location. Load bearing capacity Group I had a hole drilled through 0°/180° ([compressive at 0°/maximum tensile at 180°]), Group II at 90°/ Drill hole 270° ([neutral]), and Group III at 135°/315° ([tensile at 135°/compressive at 315°]). Maximum load at failure Internal fixation and stiffness was measured. Bend test Trauma A signi
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