Publications by authors named "Bruce Ramshaw"

Background: Surgical videos coupled with structured assessments enable surgical training programs to provide independent competency evaluations and align with the American Board of Surgery's entrustable professional activities initiative. Existing assessment instruments for minimally invasive inguinal hernia repair (IHR) have limitations with regards to reliability, validity, and usability. A cross-sectional study of six surgeons using a novel objective, procedure-specific, 8-item competency assessment for minimally invasive inguinal hernia repair (IHR-OPSA) was performed to assess inter-rater reliability using a "safe" vs.

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Article Synopsis
  • - The study developed the LC-CVS OPSA, an assessment tool that focuses on safety in laparoscopic cholecystectomy surgery, to improve surgical training and align with the American Board of Surgery's initiatives.
  • - Expert surgeons rated ten surgical videos on a "safe" vs. "unsafe" scale, identifying 238 unsafe instances across various tasks and noting significant variations in ratings among the surgeons.
  • - Analysis of feedback revealed key reasons for unsafe ratings, such as failure to achieve the critical view of safety, suboptimal techniques, and potential future complications, leading to modifications in assessment instructions to enhance reliability.
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  • A new 6-item objective assessment tool for laparoscopic cholecystectomy (LC-CVS OPSA) was created to evaluate trainees’ skills, focusing on critical safe practices during surgery.
  • The tool evaluates various aspects such as fundus retraction and visualization of important anatomical structures, with scoring categories ranging from "poor-unsafe" to "excellent-safe."
  • Testing with expert surgeons showed high inter-rater reliability for assessing performance, indicating the tool's effectiveness in evaluating surgical trainees and its potential for integration into training programs alongside AI developments.
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  • Surgical assessment tools are crucial for evaluating the performance of surgical trainees, and this study focused on a 12-item tool specifically for Roux-en-Y Gastric Bypass (RYGB) procedures.
  • The study assessed the performance of a surgical fellow over 17 surgeries using various evaluation methods, including the Global Operative Assessment of Laparoscopic Skills (GOALS) and the General Assessment of Surgical Skill (GASS).
  • Findings showed significant improvements in overall surgical skills, specifically in tasks like jejunojejunostomy creation and stapler use, indicating that trainees can enhance their capabilities through hands-on surgical experience.
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A surgical site infection (SSI) prediction model that identifies at-risk patients before leaving the operating room can support efforts to improve patient safety. In this study, eight pre-operative and five perioperative patient- and procedure-specific characteristics were tested with two scoring algorithms: 1) count of positive factors (manual), and 2) logistic regression model (automated). Models were developed and validated using data from 3,440 general and oncologic surgical patients.

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Background: Broad implementation of the American Board of Surgery's entrustable professional activities initiative will require assessment instruments that are reliable and easy to use. Existing assessment instruments of general laparoscopic surgical skills have limited reliability, efficiency, and validity across the spectrum of formative (low-stakes) and summative (high-stakes) assessments. A novel six-item global assessment of surgical skills (GASS) instrument was developed and evaluated with a focus upon safe versus unsafe surgical practice scoring rubric.

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Background: Hepatobiliary manifestations occur in ulcerative colitis (UC) patients. The effect of laparoscopic restorative proctocolectomy (LRP) with ileal pouch anal anastomosis (IPAA) on hepatobiliary manifestations is debated.

Aim: To evaluate hepatobiliary changes after two-stages elective laparoscopic restorative proctocolectomy for patients with UC.

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Background: A systematic literature review and meta-analysis was conducted to assess the association between intraoperative surgical skill and clinical outcomes.

Methods: Peer-reviewed, original research articles published through August 31, 2021 were identified from PubMed and Embase. From the 1,513 potential articles, seven met eligibility requirements, reporting on 151 surgeons and 17,932 procedures.

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Introduction: Prior publications have demonstrated chemical and physical alteration of hernia mesh analyzed after explantation from the body. The specific alteration documented is oxidative degradation of polypropylene mesh fibers. An animal study recently published has demonstrated that adipose tissue attachment is present instead of reparative fibrous tissue infiltration in an average of 10.

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Aims And Objectives: To describe the application of systems and complexity science principles to real patient care.

Rationale: Our current global health care system is not sustainable. It is structured based on the principles of reductionist science, which was discovered and developed over the past 400 to 600 years.

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Abdominal wall hernia repair, including ventral hernia repair, is one of the most common general surgical procedures. Nationally, at least 350 000 ventral hernia repairs are performed annually, and of those, 150 000 cases were identified as incisional hernias. Outcomes are reported to be poor, resulting in additional surgical repair rates of 12.

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Introduction: The development of chronic groin pain after inguinal hernia repair is a complex problem with many potential factors contributing to its development. Surgical options for alleviation of symptoms are limited and only performed by a few centers dedicated to its treatment. Opportunities to apply the principles of a prehabilitation program, including Cognitive Behavioral Therapy (CBT), aim to improve the surgical outcomes for this condition.

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Introduction: Laparoscopic ventral hernia repair is a commonly performed procedure with a variety of mesh options. A relatively new mesh option is a non-woven polypropylene mesh with a silicone barrier designed for intraabdominal placement. This non-woven randomly oriented polypropylene microfiber hernia mesh may have benefits with potentially better biocompatibility compared with other ventral hernia repair mesh options.

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Background: Postsurgical pain management is critical to patient satisfaction and value. Several studies have evaluated liposomal bupivacaine in postoperative pain management protocols; however, its economic feasibility remains undefined. This study analyzes the economic impact of liposomal bupivacaine using a national claims database to assess postoperative clinical and financial outcomes in plastic and reconstructive procedures.

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Objective: Surgery resident burnout rates are on the rise, ranging from 50% to 69%. Burnout is associated with increased risk of error and poorer patient satisfaction. Emotional intelligence (EI) is defined as the capacity to be aware of, control, and express one's emotions, and to handle interpersonal relationships judiciously and empathetically.

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Background: The challenge for health care in the 21st century is to understand how to measure and improve value in the context of each patient care process for the entire cycle of care. For patients who undergo an abdominal wall reconstruction, there is a great opportunity to improve value because of the high cost and variability in outcomes for this complex operation.

Methods: For almost a decade, our hernia team has been applying the principles of systems and data science to actual patient care.

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Article Synopsis
  • Traditional clinical research methods may be insufficient for addressing the complex issue of chronic pain following inguinal hernia repair, prompting a need for improved strategies.
  • A clinical quality improvement initiative was implemented from April 2011 to June 2016, involving 93 patients who underwent various surgical techniques paired with new pre- and intra-operative measures aimed at enhancing pain relief outcomes.
  • Results showed that nearly half of the patients reported significant improvement post-surgery, despite some complications and occurrences of new pain, indicating potential benefits of the CQI approach in managing chronic pain.
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Background: Provision of optimal postoperative analgesia should facilitate postoperative ambulation and rehabilitation. An optimal multimodal analgesia technique would include the use of nonopioid analgesics, including local/regional analgesic techniques such as surgical site local anesthetic infiltration. This article presents a novel approach to surgical site infiltration techniques for abdominal surgery based upon neuroanatomy.

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Introduction: Traditional methods of clinical research may not be adequate to improve the value of care for patients undergoing abdominal wall reconstruction (AWR). These patients are prone to high complication rates and high costs. Here, we describe a clinical quality improvement (CQI) effort to enhance outcomes for patients undergoing AWR.

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Patients who undergo laparoscopic ventral hernia repair can have significant post-operative pain and discomfort from both somatic pain due to mesh fixation and visceral pain due to CO2 insufflation pressure. In an attempt to improve outcomes, a Clinical Quality Improvement (CQI) project was implemented by a multi-disciplinary hernia team. CQI tools were applied for consecutive patients who underwent laparoscopic ventral hernia repair from June 2012 through September 2015 (39 months).

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The use of closed suction drains in the abdominal wall is a common practice in abdominal wall reconstruction (AWR) operations. Drains can be a conduit for bacteria and can cause pain and discomfort for patients after surgery. A single hernia program has implemented the principles of clinical quality improvement in an attempt to improve outcomes for hernia patients.

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Article Synopsis
  • The study looked at how polypropylene (PP) hernia mesh degrades and how this degradation relates to factors like body mass index, tobacco use, and diabetes.
  • Thirty mesh samples were analyzed using advanced techniques to measure degradation over time.
  • The findings show 20 samples had notable surface oxidation, with tobacco users showing less degradation, which might be linked to a lower inflammatory response compared to non-smokers.
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Patients with complex ventral/incisional hernias often undergo an abdominal wall reconstruction (AWR). These operations have a high cost of care and often result in a long hospital stay and high complication rates. Using the principles of clinical quality improvement (CQI), several attempts at process improvement were implemented in one hernia program over a 3-year period.

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