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Full-Text Articles in Engineering

Pandemic Healthcare: Face Shield Modification, Nathan Giunto, Sefra Manos, Brandon Ross, Catherine Seno, Catherine Howell Jan 2021

Pandemic Healthcare: Face Shield Modification, Nathan Giunto, Sefra Manos, Brandon Ross, Catherine Seno, Catherine Howell

Williams Honors College, Honors Research Projects

Current face shields used in home and institutional healthcare settings create hardships for their wearers, which makes normal work routines more difficult. Recent mandates require healthcare workers to wear both surgical masks as well as plastic face shields when tending to patients. Unfortunately, the majority of face shields have been designed for hospital settings, which does not address the specific requirements for in-home therapist use. Some of the issues include their restrictive size, tendency to fog, susceptibility to glare, and sterilization and re-use issues. Our team proposes to design a face shield for homecare occupational therapists that addresses their unique …


Feasibility Study To Measure The Impact Of A Specialized Core Exercise On Metabolic Efficiency And Stability During Walking For Above Knee Amputees, Shaye M. Tiell, Sabrina R. Segretario, Serena M. Myers, Emily G. Tully Jan 2021

Feasibility Study To Measure The Impact Of A Specialized Core Exercise On Metabolic Efficiency And Stability During Walking For Above Knee Amputees, Shaye M. Tiell, Sabrina R. Segretario, Serena M. Myers, Emily G. Tully

Williams Honors College, Honors Research Projects

The objective of this study is to determine the feasibility of improving the gait of above-knee (AK) amputees by performing daily core exercises aimed to provide an efficient and stable walking pattern. The goal of the exercise is to strengthen core muscles and form temporary neural connections in the brain aimed at improving metabolic efficiency and stability. We will be implementing the Wright Balance Core 360 Exercise Technique for completion by our subjects. Motion capture technology will be utilized in conjunction with a metabolic oxygen consumption analyzer to collect stability and metabolic efficiency data while amputees walk on a treadmill. …


Improving The Monitoring Of Post-Operative Patient Mobility, Owen T. Lacey, Alexandria Magyar-Averin, Elena Ewing, Samuel Elliott, Cameron Lazor Jan 2021

Improving The Monitoring Of Post-Operative Patient Mobility, Owen T. Lacey, Alexandria Magyar-Averin, Elena Ewing, Samuel Elliott, Cameron Lazor

Williams Honors College, Honors Research Projects

Patient post-operative care is essential in attaining positive patient outcomes. To ensure proper blood circulation for recovery and healing is achieved, a patient's mobility is monitored. However, medical professionals aren't always available to continuously monitor patient progress. The clinical need for a medical device to monitor and quantify patient movement automatically is derived and addressed here. By designing a novel device and associated code, an engineering solution to this clinical need can be developed to monitor and improve patient post-operative outcomes in the absence of a medical professional. After completing research on the clinical need and gathering information from stakeholders …


Electrospinning Of Formic Acid/Acetic Acid And Nylon-6 Solutions For Wearable Hydration Sensors, Nichole Cooper, Jonathan Doak Jan 2021

Electrospinning Of Formic Acid/Acetic Acid And Nylon-6 Solutions For Wearable Hydration Sensors, Nichole Cooper, Jonathan Doak

Williams Honors College, Honors Research Projects

Students have been working on the development of wearable hydration sensors at the startup company RooSense. The goal of the company is to develop a lightweight wearable sensor that enables the user to know their hydration level, thus elevating their performance goals. To measure the hydration of the wearer, the sodium and other salt ions are collected from the user’s sweat as they exercise. This sweat is analyzed as it is collected to give the user an exact level of hydration, so they know how much fluids they need. The production of this ion sensor requires numerous steps and iteration …


Ecg Monitoring In Athletes, Jalal Jwayyed, Kelly Purgason, Joseph Linder, Annamarie Alfery, Silvia Furman Jan 2021

Ecg Monitoring In Athletes, Jalal Jwayyed, Kelly Purgason, Joseph Linder, Annamarie Alfery, Silvia Furman

Williams Honors College, Honors Research Projects

Athletes and medical personnel need reliable methods to monitor vital signs and detect potentially life-threatening issues before they occur. Electrocardiograph (ECG) monitors are currently the best method of detecting heart-related health issues. Current ECG monitors worn by athletes are difficult to use and lack the ability to track ECGs in real time. Through research and interviews with various clinicians, further problems have been identified that include poor electrode adhesion, and a lack of compatibility with the equipment worn by athletes. Our team proposes to develop solutions that will improve performance and comfort associated with ECG monitors for athletic applications. This …


Minimally Invasive Repair Of Elongated Chordae Tendineae In The Mitral Valve, Walid Abuhashim, Diana Albaba, Austin Ghiates, Rebecca Leiter, Mary Robakowski Jan 2021

Minimally Invasive Repair Of Elongated Chordae Tendineae In The Mitral Valve, Walid Abuhashim, Diana Albaba, Austin Ghiates, Rebecca Leiter, Mary Robakowski

Williams Honors College, Honors Research Projects

In the United States, about 4 million people have been estimated to suffer from severe mitral valve regurgitation [5]. Due to the high risks involved, about half of those patients are ineligible for surgery to repair the valve, because of their poor health [6]. Elongation of the chordae tendineae has been found to be one of the significant causes of regurgitation. To address this, the team has developed a device called “Chord Fastener”, which will restore proper function to the valve via shortening of the chordae tendineae [1]. Via this shortening mechanism, the device will reduce mitral valve regurgitation and …


Lateralized Laryngoscope Blade, Kenneth Gregg, Steven Innocenzi, Jacob Myers, Regina Neugebauer, Clarence Noronha Jan 2021

Lateralized Laryngoscope Blade, Kenneth Gregg, Steven Innocenzi, Jacob Myers, Regina Neugebauer, Clarence Noronha

Williams Honors College, Honors Research Projects

Tracheal intubations are one of the most common surgeries that occur since they are necessary for most patients under anesthesia. Given the frequency, an error with a relatively low chance of occurring can still provide a large problem both for the patient and the hospital. We studied teeth damage that arise during tracheal intubations to determine if improvements could be made to the process to lower the chance of it occurring. Given this, we set out to improve the laryngoscope to provide a product with a novel approach that sweeps into the mouth from the left side before traveling the …


Tubing/Lines Entanglement Reduction In Healthcare Settings, Abigail Kraft, Amy Beskitt, Grace Elerick, Zachery Steck Jan 2021

Tubing/Lines Entanglement Reduction In Healthcare Settings, Abigail Kraft, Amy Beskitt, Grace Elerick, Zachery Steck

Williams Honors College, Honors Research Projects

Intravenous (IV) lines used in various healthcare settings pose a risk to patients and their caretakers. A few common risks include IV lines becoming torn out and coming into contact with open wounds. We propose to solve this problem by designing a device that prevents IV and wire entanglement without obstructing patient care. Our objectives in identifying a solution include increasing patient comfort, mobility, and ease of transfer. By solving this issue, other potential benefits include reducing time spent on non-essential tasks and reducing number of personnel needed to transport patients. We intend to validate our product with healthcare employees …


Quantifying Mafenide Release From 3d Printed Phenylalanine-Coumarin Copolyester Scaffolds, Jacob Seeh Jan 2021

Quantifying Mafenide Release From 3d Printed Phenylalanine-Coumarin Copolyester Scaffolds, Jacob Seeh

Williams Honors College, Honors Research Projects

This project addressed burn wound healing through controlled release of the antibacterial drug mafenide encapsulated by a copolyster into 3D printed scaffolds. Scaffolds were printed at 25oC and 0.77-1 bar in a cross-hatch pattern with uniform thickness, distance between parallel layers, and diameter then photo-crosslinked. The number of scaffolds available for testing was limited by the amount of polymer that could be synthesized. A high-performance liquid chromatography method was developed specifically for this experiment and used to determine daily release of mafenide from the scaffold into a 2-mL phosphate buffer solution. During the first 24 hours a large …