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Articles 1 - 5 of 5
Full-Text Articles in Medicine and Health Sciences
Team Creation Methods In Practice: Understanding The Potential Effects Of Nonverbal Communication In The Leadership Of Team Formation, Troy Allen Robertson
Team Creation Methods In Practice: Understanding The Potential Effects Of Nonverbal Communication In The Leadership Of Team Formation, Troy Allen Robertson
Dissertations
Teams require leadership, even if they are self-managed. The group of individuals who make up a team must be gathered in some form or another. For self managed teams to function successfully, the first step is the process of creating the team. Many aspects may factor into the creation process. Often time is of the essence and methods to quickly assess and form teams show merit. First impressions in general are based largely on nonverbal communication. The focus of this mixed-methods concurrent embedded study is to analyze the potential effects of nonverbal communication on influencing team creation. A group of …
Transient Cardiovascular Hemodynamics In A Patient-Specific Arterial System, Jr Rodward Hewlin
Transient Cardiovascular Hemodynamics In A Patient-Specific Arterial System, Jr Rodward Hewlin
Dissertations
The ultimate goal of the present study is to aid in the development of tools to assist in the treatment of cardiovascular disease. Gaining an understanding of hemodynamic parameters for medical implants allow clinicians to have some patient-specific proposals for intervention planning. In the present study a full cardiovascular experimental phantom and digital phantom (CFD model) was fabricated to study: (1) the effects of local hemodynamics on global hemodynamics, (2) the effects of transition from bed-rest to upright position, and (3) transport of dye (drug delivery) in the arterial system. Computational three dimensional (3-D) models (designs A, B, and C) …
Processing And Characterization Of Innovative Magnesium Alloys For Biodegradable Orthopaedic Implants, Christopher E. Smith
Processing And Characterization Of Innovative Magnesium Alloys For Biodegradable Orthopaedic Implants, Christopher E. Smith
Dissertations
There is a need for innovation in medical implant devices through novel biomaterials that will improve the quality of life. The first step in the creation of a foundation of knowledge and technology to improve these implant devices is through the creation of new alloys with the capabilities of biodegradation and bioabsorption without a toxic effect that will pass through FDA regulatory procedures. In this study, unique heat treatment processing techniques coupled with innovation in elemental alloying produced distinctive magnesium (Mg) based alloy systems. The MgZnCa system was used as the underpinning system where four groups of novel alloys were …
Numerical And Experimental Investigation Of Orthopaedic Fracture Fixation, Bipinchandra Patel
Numerical And Experimental Investigation Of Orthopaedic Fracture Fixation, Bipinchandra Patel
Dissertations
Poor bone fracture fixation leads to malunion, delayed union, non-union, or infection. These malunited fractures affect a bone’s ability to carry loads. Patient outcomes regarding fixation quality can be affected by the healing environment and human factors such as bone quality and surgeons’ perception. Furthermore, the stiffness and strength of the screw-plate construct affect the healing environment. Therefore, this dissertation investigates the stiffness and strength of the non-locking (conventional) and locking (fixed angle) type screw-plate constructs and the factors that contribute to them, such as screw-plate interface, screw design, bone density, cortical bone thickness and load orientation. Additionally, the surgeon’s …
Effect Of Doping On Β-Tricalcium Phosphate Bioresorbable Bulk Material And Thin Film Coatings, Suhaila Abdalla
Effect Of Doping On Β-Tricalcium Phosphate Bioresorbable Bulk Material And Thin Film Coatings, Suhaila Abdalla
Dissertations
Magnesium has emerged as a revolutionary biodegradable metal for use as an orthopedic material, it has several advantages over the permanent metallic materials currently in use, including eliminating the effects of stress shielding, improving biocompatibility and degradation properties, thus removing the requirement of a second surgery for implant removal. Due to the rapid degradation of magnesium, it is necessary to control the corrosion rates of the materials to match the rates of bone healing. This dissertation reports on the effect of doping on the properties of β-tricalcium phosphate (β-TCP). It also reports on its application as a thin film coating …