Publications by authors named "John D Vossler"

Article Synopsis
  • Tetralogy of Fallot with absent pulmonary valve (ToF-APV) often leads to severe tracheobronchomalacia (TBM), which can compromise the airway and necessitate surgical interventions like tracheostomy and prolonged ventilator support.
  • A new bioresorbable, 3D-printed airway splint shows promise in treating severe TBM, potentially reducing the need for early repairs and invasive procedures like tracheostomy.
  • A study of eight patients treated with airway splinting revealed that those who received the splint before complete cardiac repair generally had better outcomes, avoiding tracheostomy and long-term ventilation compared to those who had the cardiac repair first.
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Significant atrioventricular valve dysfunction can be associated with mortality or need for transplant in functionally univentricular heart patients undergoing staged palliation. The purposes of this study are to characterize the impact of concomitant atrioventricular valve intervention on outcomes at each stage of single ventricle palliation and to identify risk factors associated with poor outcomes in these patients. The Society of Thoracic Surgeons Congenital Heart Surgery Database was queried for functionally univentricular heart patients undergoing single ventricle palliation from 2013 through 2022.

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The effect of energy devices, nerve monitors, and drains on thyroidectomy outcomes has been examined for each tool independently. Current literature supports the routine use of energy devices and nerve monitors and does not support the routine use of drains. The effect of these operative tools is interrelated and should be examined concurrently.

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Robotic-assisted surgery has become a desired modality for performing colectomy; however, unplanned conversion to an open procedure may be associated with worse outcomes. The purpose of this study is to examine predictors and consequences of unplanned conversion to open in a large, high fidelity data set. A retrospective analysis of 11 061 robotic colectomies was conducted using the American College of Surgeons - National Surgical Quality Improvement Program (ACS-NSQIP) 2012-2017 database.

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Cardiac injuries following blunt trauma are rare but potentially lethal in children. We present a 23-month-old child who sustained an aneurysm of the left ventricle free wall and ventricular septum with associated ventricular septal defect following blunt trauma. She underwent successful surgical repair 6 weeks following her date of injury.

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Background: Hematoma after thyroid surgery is a serious complication. The purpose of this study was to determine the predictors and consequences of hematoma after thyroid surgery.

Materials And Methods: A retrospective analysis of 11,552 open thyroidectomies was conducted using the American College of Surgeons National Surgical Quality Improvement Program 2016-2017 main and thyroidectomy-targeted procedure databases.

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Background: Recurrent laryngeal nerve (RLN) injury is a serious complication of thyroidectomy. The purpose of this study is to determine the predictors and consequences of RLN injury during thyroidectomy.

Methods: A retrospective analysis was conducted using the ACS-NSQIP 2016-2017 main and thyroidectomy targeted procedure databases.

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Background: Anatomic lung resection (ALR) outcomes are superior for cardiothoracic surgeons (CTSs) by analysis of Medicare; National Inpatient Sample; South Carolina Office of Research and Statistics; and Surveillance, Epidemiology, and End Results databases. Similar findings have been reported for all noncardiac thoracic procedures using the American College of Surgeons National Surgical Quality Improvement Program (ACS-NSQIP) database. Our aim was to further delineate outcome differences between CTSs and general surgeons (GSs) specifically for ALR.

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Background: Utilization of robotic-assistance for esophagectomy is increasing. The differences in outcomes between robotic-assisted minimally-invasive esophagectomy (RAMIE) and non-robotic minimally-invasive esophagectomy (MIE) for esophageal cancer are unknown. The purpose of this study was to compare 30-day postoperative outcomes between RAMIE and MIE.

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Pain from traumatic rib fractures presents a source of major morbidity and mortality. Prior studies have reported 59% of patients continue to have persistent pain at 2 months post injury. Most modern analgesia modalities have short duration of effect (<72 h) and require repeated doses to achieve adequate effect.

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Background: The advent of robotic-assisted surgery has added an additional decision point in the treatment of inguinal hernias. The goal of this study was to identify the patient, surgeon, and hospital demographic predictors of robotic inguinal hernia repair (IHR).

Methods: We conducted a retrospective analysis of 102,241 IHRs (1096 robotic and 101,145 laparoscopic) from 2010 through 2015 with data collected in the Premier Hospital Database.

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Background: Inguinal hernia repair (IHR) is among the most common general surgery procedures. Multiple studies have examined costs and benefits of laparoscopic approach versus open repair. This study aimed to identify patient, surgeon, and hospital demographic predictors of laparoscopic versus open IHR.

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Pulmonary blastoma is a rare, aggressive neoplasm accounting for less than 1% of lung cancers in adults. Reported is a case of pulmonary blastoma in an adult with the unusual presentation of hemoptysis followed by large hemothorax. The patient received a lobectomy.

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The long term efficacy of tissue based heart valve grafts may be limited by progressive degeneration characterized by immune mediated inflammation and calcification. To avoid this degeneration, decellularized heart valves with functionalized surfaces capable of rapid in vivo endothelialization have been developed. The aim of this study is to examine the capacity of CD133 antibody-conjugated valve tissue to capture circulating endothelial progenitor cells (EPCs).

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Anomalous left coronary artery from the pulmonary artery (ALCAPA) is a rare congenital heart defect that usually presents before the age of 1 year. Several surgical options exist for the correction of ALCAPA; however, debate continues regarding the optimal repair technique in adult populations. We report the case of successful surgical repair of ALCAPA with a direct aortic implantation technique in a 44-year-old mother of 4 children.

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Natural materials employ many elegant strategies to achieve mechanical properties required for survival under varying environmental conditions. Thus these remarkable biopolymers and nanocomposites often not only have a combination of mechanical properties such as high modulus, toughness, and elasticity, but also exhibit adaptive and stimuli-responsive properties. Inspired by skeletal muscle protein titin, we have synthesized a biomimetic modular polymer that not only closely mimics the modular multidomain structure of titin, but also manifests an exciting combination of mechanical properties, as well as adaptive properties such as self-healing and temperature-responsive shape-memory properties.

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