An Automated Syringe Pump System For Improving The Reproducibility Of Dynamic Hyperpolarized Mri Phantoms, 2016 The University of Texas Graduate School of Biomedical Sciences at Houston
An Automated Syringe Pump System For Improving The Reproducibility Of Dynamic Hyperpolarized Mri Phantoms, Harlee G. Harrison
UT GSBS Dissertations and Theses (Open Access)
AN AUTOMATED SYRINGE PUMP SYSTEM FOR IMPROVING THE REPRODUCIBILITY OF DYNAMIC HYPERPOLARIZED MRI PHANTOMS
Harlee Grace Harrison, B.S.
Advisory Professor: James Bankson, Ph.D.
Magnetic Resonance Imaging (MRI) is a powerful tool in the diagnosis of cancer due to its ability to provide good soft tissue contrast and image resolution without the use of ionizing radiation. The use of hyperpolarized pyruvate as a contrast agent for tumor metabolism during MR scans has the potential to provide information about tumor metabolism in vivo that is not available from traditional imaging measurements or any other method. Hyperpolarization is achieved through dynamic ...
Lead Burden As A Factor For Higher Complication Rate In Patients With Implantable Cardiac Devices, 2016 Aurora Sinai/Aurora St. Luke’s Medical Centers, Aurora Health Care
Lead Burden As A Factor For Higher Complication Rate In Patients With Implantable Cardiac Devices, Christopher Kolibash, Naoyo Mori, Jasbir Sra, Masood Akhtar, M. Eyman Mortada
Lead revisions have increased over the last decade. Patients who do not undergo lead extraction face an increased lead burden. Consequences of increased lead burden have not been fully defined. We sought to characterize the complication rate and outcomes in patients with sterile redundant leads.
We retrospectively reviewed 242 consecutive patients [mean age 74 ± 12 years; 66.9% male] who underwent lead revision that resulted in an abandoned lead from January 2005 to June 2010. Patients were placed in a cohort based on number of leads after last recorded procedure (Group A: ≤2 [n=58]; Group B: 3-4 ...
Reliability Of Clinical Evaluators Of Spasticity In Patients With Stroke, 2016 Graduate Center, City University of New York
Reliability Of Clinical Evaluators Of Spasticity In Patients With Stroke, Tiffany Alvino, Shiney David, Chelsea Gendvil
All Graduate Works by Year: Dissertations, Theses, and Capstone Projects
Spasticity is characterized by hyperexcitable stretch reflexes with amplitude increases in response to velocity dependent passive movement and resistance. Spasticity is the result of abnormal function of segmental and suprasegmental neuronal circuits. The objective of this study was to determine any positive correlation between three clinical evaluators of spasticity (i.e., the pendulum test, the patellar tendon tap test (PTT), and the Modified Ashworth scale) in their reliability to assess spasticity in people post-stroke. It was hypothesized that the use of force movement sensors along with surface electromyography increases the reliability of the standardized clinical tests. The results show that ...
"What's App?" Utilizing Evidence Based Medicine Apps In The Clinical Setting, 2016 Butler University
"What's App?" Utilizing Evidence Based Medicine Apps In The Clinical Setting, Kathryn C. O'Donovan
The medical community has utilized evidence-based medicine, or EBM, in practice for decades, and healthcare personnel are used to the idea of utilizing research and statistics to determine the treatment of patients. However, as technology advances, the use of electronics and EBM apps has increased in the clinical setting. While there are advantages to clinicians having resources at their fingertips as they talk with patients, there are also hurdles that could harm or offend patients. So as healthcare inevitably becomes more and more electronic, can providers strike the balance needed to effectively use EBM apps in practice to provide optimum ...
An N Of One: My Review Of Management Of Type 1 Diabetes, Myself As Patient, 2016 Butler University
An N Of One: My Review Of Management Of Type 1 Diabetes, Myself As Patient, Jarred Daugherty
As technology has advanced, so has the management of diabetes. Insulin, the essential medication for type 1 diabetes, is marketed in an array of formulations and devices. Continuous glucose monitors (CGM) can be inserted to measure blood glucose every 5 minutes. The rise of social media has given diabetics online support groups, where they can share their story and learn from others overcoming similar challenges. So, how well do the current diabetes management strategies work? My name Is Jarred and I’m a type 1 diabetic. I have tried many of these products and this article is a review of ...
Improving Reliability Of Medical Device Tracking Using Unique Device Identification, 2016 University of Arkansas
Improving Reliability Of Medical Device Tracking Using Unique Device Identification, John A. Bonfanti
Industrial Engineering Undergraduate Honors Theses
The term “disruptive innovation” has been the buzzword of industries looking to create technological advancements in their respective fields ever since the term was first coined in 1995. In order to invest in the future of the industry, companies are beginning to focus on new, innovative ideas that come into the market as a low-cost alternative to the sustaining innovations currently in place. Similar business-models can be seen in the healthcare industry, as physicians look to disruptive innovations to provide methods of diagnosis and treatment that are easier to perform and maintain. Companies, from medical device manufacturers to the hospitals ...
The Value Of Contrast Echocardiography, 2016 Aurora Health Care
The Value Of Contrast Echocardiography, Shannon C. Treiber, Bijoy K. Khandheria
Journal of Patient-Centered Research and Reviews
There is much evidence-based research proving the effectiveness of contrast echocardiography, but there are still questions and concerns about its specific uses. This study tested the effectiveness of contrast echocardiography in defining the left ventricular endocardial border.
From 30 patients, a total of 60 echocardiograms –– 30 with and 30 without use of contrast –– were retrospectively reviewed by four blinded cardiologists with advanced training in echocardiography. No single cardiologist reviewed contrast and noncontrast images of the same patient. Each set of 30 echocardiograms was then studied for wall-motion scoring. Visualization of left ventricular wall segments and a global visualization ...
Force Plates: Measuring Human Force Production Using Plate Technology, 2016 Liberty University
Force Plates: Measuring Human Force Production Using Plate Technology, Hannah Plasterer
Force plate technology is versatile and very useful in the field of biomechanics for measuring human force production. Force plates are used in a variety of settings including rehabilitation, sport performance, and prosthetic training. There are varying options as far as size and material, and these are evaluated based on the type of testing for which the plate will be used. This technology is relatively low-cost and thus provides an excellent tool for numerous settings.
An Empirical Investigation Of Privacy And Security Concerns On Doctors’ And Nurses’ Behavioral Intentions To Use Rfid In Hospitals, 2016 Nova Southeastern University
An Empirical Investigation Of Privacy And Security Concerns On Doctors’ And Nurses’ Behavioral Intentions To Use Rfid In Hospitals, Thomas George Winston
CEC Theses and Dissertations
Radio frequency identification (RFID) technology is a useful technology that has myriad applications in technology, retail, manufacturing, and healthcare settings. Not dependent upon line-of-sight, RFID can scan devices in their proximity and report the information to connected (wired or other wireless) information systems. Once touted as the panacea for home healthcare, RFID devices can add benefit to patients in remote settings. RFID devices have been used to optimize systems in areas such as manufacturing and healthcare to expose inefficiencies in a system or process. Unlike manufacturing, however, RFID in healthcare settings presents security and privacy concerns to the people being ...
An In Vitro Evaluation Of Commercially Available Disposable Prophylaxis Angles, 2015 University of Nebraska Medical Center
An In Vitro Evaluation Of Commercially Available Disposable Prophylaxis Angles, Caren Barnes, Lisa Fleming, Carl Russell
Caren M Barnes
Although a number of manufacturers are marketing disposable prophylaxis angles, no literature exists regarding the mechanical efficacy and efficiency of these products. It was the purpose of this in vitro evaluation to compare and evaluate five brands of commercially available disposable prophylaxis angles for vibration, noise, heat rise, and torque. Random samples of each brand of disposable prophylaxis angle were utilized. Vibration was measured with a height gauge and running motor; noise was measured with a sound meter and heat rise was measured from 68°F on the head and body of the disposable prophylaxis angles, and torque required to ...
The Management Of Aerosols With Airpolishing Delivery Systems, 2015 University of Nebraska Medical Center
The Management Of Aerosols With Airpolishing Delivery Systems, Caren Barnes
Caren M Barnes
In summary. aerosol production is inherent with airpolishers. as well as other dental equipment such as handpieces, ultrasonic scalers, and air/water syringes. By practicing prudent infection control techniques and utilizing proper operating techniques, the clinician can continue to enjoy the time-efficient and efficacious benefits of airpolishers, while ensuring a maximum protection from aerosols for the patient and the operator.
An In Vivo Comparison Of Commercially Available Disposable Prophylaxis Angles, 2015 University of Alabama
An In Vivo Comparison Of Commercially Available Disposable Prophylaxis Angles, Lisa Fleming, Caren Barnes, Carl Russell
Caren M Barnes
A wide variety of disposable infection control products is being marketed including disposable prophylaxis angles. It was the purpose of this in vivo investigation to evaluate the clinical efficacy of five different brands of commercially available disposable prophylaxis angles. Utilizing a splitmouth design. 11 dental hygienists evaluated disposable prophylaxis angles while completing a routine oral prophylaxis. Fifty samples each of Brahler. Ash/Dentsply, Denticator. and Young Dental angles were compared to a control angle (Teledyne Getz). A questionnaire was completed by each operator following patient treatment (a total of 161 patients was treated). The questionnaire asked questions in which the ...
A Non-Invasive Method Of Measuring Respiration While Providing Wireless Power For Rodents With Implantable Devices, Jynx O. Boyne, Daniel J. Pederson, Zhi Wang, Pedro Irazoqui Dr.
The Summer Undergraduate Research Fellowship (SURF) Symposium
Respiratory measurements can be used as diagnostic and research tools. Spirometry is the gold standard for gaining these measurements, but is difficult to use in rodents as it requires an invasive procedure. Total Body Plethysmograpy (TBP) is a non-invasive way to measure respiration rates that does not cause stress to the rodent. In this system, the subject is encased in a solid, constant volume chamber with measurements determining the subject’s respiration. When using TBP in medical or research settings, challenges occur in powering devices within the TBP chamber as wires and other recording equipment compromise the airtightness of the ...
The Use Of Automated External Defibrillators In Infants: A Report From The American Red Cross Scientific Advisory Council, 2015 University of Pennsylvania
The Use Of Automated External Defibrillators In Infants: A Report From The American Red Cross Scientific Advisory Council, Joseph Rossano, Wendell Jones, Stamatios Lerakis, Michael Millin, Ira Nemeth, Pascal Cassan, Joan Shook, Siobán Kennedy, David Markenson, Richard Bradley
Richard N Bradley
Objective: Automated external defibrillators (AEDs) have been used successfully in many populations to improve survival for out-of-hospital cardiac arrest. While ventricular fibrillation and pulseless ventricular tachycardia are more prevalent in adults, these arrhythmias do occur in infants. The Scientific Advisory Council of the American Red Cross reviewed the literature on the use of AEDs in infants in order to make recommendations on use in the population.
Methods: The Cochrane library and PubMed were searched for studies that included AEDs in infants, any external defibrillation in infants, and simulation studies of algorithms used by AEDs on pediatric arrhythmias.
Results: There were ...
Insole Antenna For On-Body Telemetry, 2015 Dublin Institute of Technology
Insole Antenna For On-Body Telemetry, Domenico Gaetano, Patrick Mcevoy, Max Ammann, Matthias John, Colm Brannigan, Louise Keating, Frances Horgan
A 433 MHz antenna is proposed for integration with the insole of footwear for a body area network. The folded dipole design with an asymmetric groundplane radiates from its edges and considers the close proximity of the human foot and ground surfaces. It functions for different ground conductivity conditions and an on-body communication link with an Inverted F Antenna in the upper body area was evaluated on a static and dynamic human subject. The antenna solution was compliant with Specific Absorption Rate requirements, remains matched and links with upper-body nodes regardless of the body posture and node location.
Advanced Problem Solving In The Biotherapeutics Industry: Parameters Influencing The Delivery Of A Novel Cell Therapy Product And Exploration Of A New Method For Determining Activity Of Clostridium Histolyticum Collagenase, A Wound Debridement Enzyme, 2015 University of North Texas Health Science Center at Fort Worth
Advanced Problem Solving In The Biotherapeutics Industry: Parameters Influencing The Delivery Of A Novel Cell Therapy Product And Exploration Of A New Method For Determining Activity Of Clostridium Histolyticum Collagenase, A Wound Debridement Enzyme, Melanie A. Harris B.S.
Theses and Dissertations
Biotechnology is a multi-faceted industry with many unique challenges that require knowledge in a broad range of topics. When working in the wound care field it is necessary to not only create a product in the laboratory, but also effectively bring it to the patient. This task requires many skilled people who can test it for efficacy, design and conduct clinical trials, confirm quality and consistency, design packaging, consider transportation issues and so on. The following investigation focuses on the testing of a cellular product and its accompanying device under various conditions as well as the exploration of a new ...
Oral Wellness: Using Occupational Therapy To Enhance Oral Hygiene Delivery In Long-Term Care, 2015 Dominican University of California
Oral Wellness: Using Occupational Therapy To Enhance Oral Hygiene Delivery In Long-Term Care, Lauryn J. Banovitz, Liberty Bellah, Rosemarie Lion
Master's Theses and Capstone Projects
Based on current literature, oral health in long-term care (LTC) facilities is frequently of low priority and does not follow evidence-based best practices. Poor oral health reduces the quality of life of older adult residents and patients and can lead to systemic diseases, such as cardiovascular disease, stroke, and pneumonia, the leading cause of death in LTC. Occupational therapists can play an instrumental role as oral care consultants, and educators, and can act as resource guides to raise the standards of oral care in LTC facilities.
This capstone project explored ways in which occupational therapy, a profession traditionally designated for ...
Design And Development Of Two Component Hydrogel Ejector For Three-Dimensional Cell Growth, 2015 University of Connecticut - Storrs
Design And Development Of Two Component Hydrogel Ejector For Three-Dimensional Cell Growth, Thomas Dunkle, Jessica Deschamps, Connie Dam
Honors Scholar Theses
Hydrogels are useful in wound healing, drug delivery, and tissue engineering applications, but the available methods of injecting them quickly and noninvasively are limited. The medical industry does not yet have access to an all-purpose device that can quickly synthesize hydrogels of different shapes and sizes. Many synthesis procedures that have been developed result in the formation of amorphous hydrogels. While generally useful, amorphous hydrogels exhibit limited capability in tissue engineering applications, especially due to their viscous properties. This endeavor aims to modulate the appropriate gelation parameters, optimize the injection process, and create a prototype that allows for the extrusion ...
Bystander Performance Using Automated External Defibrillators During Simulated Cardiac Arrest, 2015 The University of Texas Health Science Center at Houston
Bystander Performance Using Automated External Defibrillators During Simulated Cardiac Arrest, Richard Bradley, Lynda Schoenstein, Wesley Hamilton, Mark Boyle
Richard N Bradley
Objective: Automated external defibrillators (AEDs) are becoming widely available to the public. This study examined the hypothesis that less than 75% of the general population can defibrillate using an AED in less than three minutes.
Methods: This was a survey of the behavior of individuals over age 12 in a major airport on Jan. 2–3, 2003. After obtaining consent, an investigator told the subject that he/she was walking down the concourse and saw a person collapse. The subject demonstrated his/her response, using only a telephone and an AED simulating ventricular fibrillation. Data were analyzed using a one-sample ...
Current Limitations Of The Emergency Use Authorization: The Need To Strengthen All-Hazards Preparedness For Medical Products To Support Us Military Forces, 2015 American Public University System
Current Limitations Of The Emergency Use Authorization: The Need To Strengthen All-Hazards Preparedness For Medical Products To Support Us Military Forces, Terry M. Rauch
Master's Capstone Theses
The purpose of this study is to present an argument for the expansion of the Emergency Use Authorization beyond the current scope of threats that cover chemical, biological, radiological, or nuclear agents and to include instruments of war or terrorism (explosive devices or agents), or hazards which cause or threaten to cause massive physical trauma. A literature search using PubMed, the Defense Technical Information Center, and Google Scholar identified 26 articles from January 1982 to December 2014 that examined the effects of blast as an instrument of war on combat casualty care. An assessment was made of each article that ...