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Full-Text Articles in Engineering

Quickcough: An Instrumentational Proximal Airway Clearance Technique (Act) For Select Patients With Neuromuscular Disease (Nmd), Sean X. Sullivan, Russell K. Catania, Madison K. Plaster, Sydney E. Kandray, Mariah Costa Jan 2019

Quickcough: An Instrumentational Proximal Airway Clearance Technique (Act) For Select Patients With Neuromuscular Disease (Nmd), Sean X. Sullivan, Russell K. Catania, Madison K. Plaster, Sydney E. Kandray, Mariah Costa

Williams Honors College, Honors Research Projects

Patients with neuromuscular disease (NMD) requiring tracheostomy and mechanical ventilation secondary to respiratory failure encounter increased difficulty in removing pulmonary secretions from the airways. To combat issues associated with current treatment modalities for insufficient cough efficacy (cost, poor mobility, discomfort, lack of evidence), we have developed an instrumentational proximal airway clearance technique (ACT) which augments a manual proximal ACT developed by a client with NMD. QuickCough is a 3D-printed PLA attachment to the tracheostomy apparatus which has demonstrated its ability to facilitate pressure changes necessary to increase patient’s peak cough flow (PCF) by providing a stronger exsufflation for the patient. …


Multiscale Modeling Of Airway Inflammation Induced By Mechanical Ventilation, Kittisak Koombua May 2009

Multiscale Modeling Of Airway Inflammation Induced By Mechanical Ventilation, Kittisak Koombua

Theses and Dissertations

Mechanical ventilation (MV) is a system that partially or fully assists patients whose respiratory system fails to achieve a gas exchange function. However, MV can cause a ventilator-associated lung injury (VALI) or even contribute to a multiple organ dysfunction syndrome (MODS) in acute respiratory distress syndrome (ARDS) patients. Despite advances in today technologies, mortality rates for ARDS patient are still high. A better understanding of the interactions between airflow from mechanical ventilator and the airway could provide useful information used to develop a better strategy to ventilate patients. The mechanisms, which mechanical ventilation induces airway inflammation, are complex processes and …