Bon Ku

ORCID: 0000-0003-1444-8669
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About
Contact & Profiles
Research Areas
  • Ultrasound in Clinical Applications
  • Hemodynamic Monitoring and Therapy
  • Emergency and Acute Care Studies
  • Central Venous Catheters and Hemodialysis
  • Empathy and Medical Education
  • Cardiac, Anesthesia and Surgical Outcomes
  • Food Security and Health in Diverse Populations
  • Homelessness and Social Issues
  • Health disparities and outcomes
  • Health, psychology, and well-being
  • Anatomy and Medical Technology
  • Surgical Simulation and Training
  • Public Health Policies and Education
  • Cardiac Arrest and Resuscitation
  • Respiratory Support and Mechanisms
  • Shoulder Injury and Treatment
  • Myofascial pain diagnosis and treatment
  • Infective Endocarditis Diagnosis and Management
  • Pleural and Pulmonary Diseases
  • Patient Safety and Medication Errors
  • Disaster Response and Management
  • Traumatic Ocular and Foreign Body Injuries
  • Geriatric Care and Nursing Homes
  • Trauma Management and Diagnosis
  • Global Public Health Policies and Epidemiology

Emory University
2024

Thomas Jefferson University Hospital
2010-2023

Thomas Jefferson University
2013-2023

University of the Sciences
2016

University of Pennsylvania
2008-2016

Jefferson University Hospitals
2014

Hospital of the University of Pennsylvania
2006-2007

Objective. Homeless individuals frequently use emergency departments (EDs), but previous studies have investigated local rather than national ED utilization rates. This study sought to characterize homeless people who visited urban EDs across the U.S. Methods. We analyzed subset of National Hospital Ambulatory Medical Care Survey (NHAMCS-ED), a nationally representative probability survey visits, using methods appropriate for complex samples compare demographic and clinical characteristics...

10.1177/003335491012500308 article EN Public Health Reports 2010-05-01

10.1016/j.ajem.2014.07.008 article EN The American Journal of Emergency Medicine 2014-07-30

Current trends in the United States health care landscape call for innovative and adaptive approaches to improve outcomes reduce inefficiencies. Design Thinking is an approach problem-solving that leverages insights from end-users of new products, services experiences order develop best-fit solutions are rapidly prototyped iteratively refined. When compared traditional methods healthcare other public adjacent fields, leads more successful sustainable interventions. has facilitated...

10.3389/fpubh.2020.00459 article EN cc-by Frontiers in Public Health 2020-08-28

Estimation of volume status in the high-acuity surgical population can be challenging. The use intensivist bedside ultrasound (INBU) to rapidly assess intensive care unit (SICU) was hypothesized feasible and as accurate invasive measures.Clinician sonographers (CSs) were trained perform basic cardiac sonographic assessment inferior vena cava (IVC). A convenience sample general surgery trauma patients enrolled SICU. CS interpreted IVC parameters then categorized subject hypovolemic or not...

10.1097/ta.0b013e31812e51e5 article EN Journal of Trauma and Acute Care Surgery 2007-09-01

In the United States, patient usage of costly emergency departments (EDs) has been portrayed as a major factor contributing to health care expenditures. The homeless are associated with ED frequent users, population often blamed for inappropriate use. This study examined characteristics and costs users. A retrospective cross-sectional review hospital records visits in 2006 at an urban academic medical center was performed. Frequent users were defined having greater than 4 one year. Homeless...

10.1089/pop.2013.0118 article EN Population Health Management 2014-05-27

Purpose Intravenous (IV) access is the most commonly performed procedure in emergency department (ED). Patients with difficult venous require multiple needlesticks (MNS) for successful IV cannulation and may experience increased pain many attempts. Objective To determine association between number of attempts overall experienced by patient from placement. Methods Cross-sectional observational study on consecutive patients undergoing placement a 20-gauge upper extremity an urban academic...

10.5301/jva.5000282 article EN The Journal of Vascular Access 2014-08-29

A small percentage of emergency department (ED) visitors account for a disproportionate portion ED visits. Little is known about their relationships with primary care providers (PCPs). This study compares frequent and infrequent visitors' utilization perceptions access, continuity, connectedness examines as predictors use. Data were obtained from 2 cross-sectional studies psychosocial high levels at urban hospitals. included age, sex, race/ethnicity, number type chronic conditions,...

10.1111/jep.12672 article EN Journal of Evaluation in Clinical Practice 2016-11-08

Objective: To identify equipment needs, utility, clinical applications, and acuity of diagnoses made by hand-carried ultrasound (HCU) after a natural disaster.Methods: An HCU with four probes (curved array, linear phased endocavitary) was taken to the site disaster in Guatemala as part relief effort mudslides killed approximately 1,000 people. Ultrasound (US) scans were classified transducer type, anatomic region, presenting complaint, therapeutic urgency treatment.Results: Ninety-nine...

10.5055/ajdm.2007.0033 article EN American Journal of Disaster Medicine 2007-09-01

Health locus of control may be an important predictor health care utilization. We analyzed associations between and frequency emergency department visits hospital admissions, investigated self-rated as a potential mediator. Overall, 863 patients in urban completed the Multidimensional Locus Control instrument, self-reported use admissions last year. found small but significant utilization, all which were mediated by health. conclude that interventions to shift change patients’ perceptions...

10.1177/1359105315603468 article EN Journal of Health Psychology 2015-10-02

Introduction: Prior studies have reported conflicting results regarding the utility of ultrasound in diagnosis traumatic pneumothorax (PTX) because they used sonologists with extensive experience. This study evaluates characteristics for PTX a large cohort trauma and emergency physicians. Methods: was prospective, observational on convenience sample patients presenting to center who had thoracic (TUS) evaluation performed after Focused Assessment Sonography Trauma exam. Sonologists recorded...

10.5811/westjem.2012.12.12663 article EN cc-by Western Journal of Emergency Medicine 2013-03-01

Anterior shoulder dislocations are the most common, large joint that present to emergency department (ED). Numerous studies support use of intraarticular local anesthetic injections for safe, effective, and time-saving reduction these dislocations. Simulation training is an alternative effective method compared bedside learning. There no commercially available ultrasound-compatible dislocation models. We utilized a three-dimensional (3D) printer print model allows visualization ultrasound...

10.7759/cureus.3536 article EN Cureus 2018-11-02

Data on services use, characteristics, and geographic distribution of homeless individuals who died in Philadelphia from 2009 to 2011 provided perspective assessments the population that rely conventional counts surveys.Data City Medical Examiner's Office were used parse decedents into three groups basis use homelessness (known users, occasional nonusers), differences among assessed by using descriptive multivariate methods.Of 141 adult decedents, 49% made substantial system users), 27%...

10.1176/appi.ps.201500388 article EN Psychiatric Services 2016-07-15
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