Publications by authors named "Munz Y"

Introduction: An intraductal papillary mucinous neoplasm (IPMN) is a potentially malignant cystic tumor that is characterized by an excessive papillary proliferation of mucin-producing epithelial cells. The IPMN usually exhibits different degrees of dysplasia and is accompanied by cystic dilation of the main pancreatic duct (MPD) or side branch. We report a case of an IPMN that has penetrated the stomach and has differentiated into an adenocarcinoma.

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Synthetic surgical meshes are commonly used in abdominal wall reconstruction surgeries to strengthen a weak abdominal wall. Common mesh-related complications include local infection and inflammatory processes. Because cannabigerol (CBG) has both antibacterial and anti-inflammatory properties, we proposed that coating VICRYL (polyglactin 910) mesh with a sustained-release varnish (SRV) containing CBG would prevent these complications.

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Introduction: Crohn's disease is prevalent worldwide. It is an idiopathic, chronic and relapsing disease, characterized by chronic inflammation of any part of the gastrointestinal tract. Vascular involvement rarely occurs in Crohn's patients.

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Background: The impact of omega-loop gastric bypass (OLGB) on weight loss and liver enzymes remains inconclusive.

Objective: The aim of this study was to compare the impact of sleeve gastrectomy (SG), Roux-en-Y gastric bypass (RYGB), and OLGB on weight loss and liver enzyme levels.

Setting: National Bariatric Surgery Registry.

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The concept of simulation in medicine is derived from the industry. The industry plays an important role in the development production and assimilation of this technology throughout the medical profession however, it is up to the end-user to decide its' needs. Close interaction and cooperation between health care and industry professionals is imperative for successful dissemination of simulation in medicine.

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Laparoscopic basic skills' training relies mainly on costly video trainers. The aim of this study was to evaluate a simple, low-cost devise for laparoscopic training. In all, 32 participants with varying levels of skill were recruited.

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Background: Major abdominal surgery is associated with early postoperative gastrointestinal dysfunction, which may lead to abdominal distention and vomiting, requiring nasogastric (NGT) tube insertion. This study aimed to compare the rates of early postoperative NGT insertion after open and laparoscopic colorectal surgery.

Methods: A retrospective chart review was performed for patients who underwent colorectal surgery with removal of the NGT at completion of surgery.

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Background: Postoperative adhesions are a major cause of morbidity, accounting for approximately 5% of the readmissions of surgical patients. Bowel obstruction is attributed to adhesions in more than half of the cases, many of which are following colon and rectal surgery. Laparoscopic surgery has the potential advantage of reduced adhesion formation owing to attenuated surgical trauma, less tissue handling, and smaller scars.

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Background: Very few studies have addressed the transferability of skills from virtual reality (VR) to real life. The aim of this study was to assess the feasibility and effectiveness of teaching intracorporeal knot tying (ICKT) by VR simulation only.

Methods: Twenty novices underwent structured training of basic skills training on the Minimally Invasive Surgical Trainer simulator (Mentice AB, Gothenburg, Sweden) followed by knot tying training on the LapSim simulator (Surgical Science, Gothenburg, Sweden).

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Background: Within a decade since laparoscopy was used in cholecystectomy it has become the preferred approach in many abdominal procedures. Laparoscopic colon and rectal surgery has not yet been adopted by the majority of surgeons, due to technical complexity and reservation regarding its oncological safety. As data and experience accumulate, this attitude is gradually changing.

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Simulation-based medical education (SBME) offers a safe and "mistake-forgiving" environment to teach and train medical professionals. The diverse range of medical simulation modalities enables trainees to acquire and practice an array of tasks and skills. SBME offers the field of trauma training multiple opportunities to enhance the effectiveness of the education provided in this challenging domain.

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Simulation-based medical education (SBME) is a rapidly growing field, as is illustrated by the increased development of simulation centers worldwide. SBME is becoming a powerful force in addressing the need to increase patient safety through quality-care training. Recognizing the benefits of SBME, increasing numbers of bodies involved in medical and health care education and training are establishing simulation centers worldwide.

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Background: Restoration of bowel continuity after Hartmann's procedure is a major surgical procedure associated with substantial morbidity and occasional mortality. The authors review their experience with laparoscopically assisted reversal of Hartmann's procedure (LARH) to assess difficulties and potential advantages associated with this procedure.

Methods: A retrospective chart review of a prospectively entered database was performed to identify patients who underwent LARH over a period of 7 years.

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Background: Intraoperative surgical crisis management is learned in an unstructured manner. In aviation, simulation training allows aircrews to coordinate and standardize recovery strategies. Our aim was to develop a surgical crisis simulation and evaluate its feasibility, realism, and validity of the measures used to assess performance.

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Background: The ability of surgeons to assess their own performance is essential for training and self-regulation. The latter is based on the premise that they recognize their weaknesses and seek remedial action accordingly.

Methods: Twenty-seven surgical trainees performed a simulated saphenofemoral high-tie on a synthetic model in a simulated operating theater.

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Background: There is growing focus on surgical technical competence and the means by which we are able to measure it. Ongoing studies have shown a plateau effect with increasing experience of the operator. The aim of this study was to assess the technical competence of five groups of surgeons with increasing experience and validate a new rating tool for use in surgical assessment.

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Introduction: The object of this study was to compare the technical ability of general surgery and urology trainees to perform a small bowel anastomosis using a life-like bench model.

Methods: Forty subjects were divided into two groups based on the stage of their training. Specialist registrars (SpRs) trained for 1 to 3 years were defined as junior SpRs, and those with 4 to 6 years of training were defined as senior SpRs.

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Background: High-risk organizations such as aviation rely on simulations for the training and assessment of technical and team performance. The aim of this study was to develop a simulated environment for surgical trainees using similar principles.

Methods: A total of 27 surgical trainees carried out a simulated procedure in a Simulated Operating Theatre with a standardized OR team.

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Background: Mechanical bowel preparation prior to colorectal surgery may reduce infectious complications, facilitate tumor localization, and allow intraoperative colonoscopy, if required. However, recent data suggest that mechanical bowel preparation may not facilitate a reduction in infectious complications. During laparoscopic colectomy, manual palpation is blunt, thereby potentially compromising tumor localization.

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Background: Standardized short courses in laparoscopic cholecystectomy aim to teach laparoscopic skills to surgical trainees, although end-of-course assessments of performance remain subjective. The current study aims to objectively assess psychomotor skills acquisition of trainees attending laparoscopic cholecystectomy courses.

Methods: Thirty-seven junior surgical trainees had their laparoscopic skills assessed before and after attending 1 of 3 separate 2-day courses (A, B, and C), all with identical format.

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Objective: Reduced training time combined with no rigorous assessment for technical skills makes it difficult for trainees to monitor their competence. We have developed an objective bench-top assessment of technical skills at a level commensurate with a junior registrar in cardiac surgery.

Methods: Forty cardiothoracic surgeons were recruited for the study, consisting of 12 junior trainees (year 1-3), 15 senior trainees (year 4-6) and 13 consultants.

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Background: The assessment of technical skills should provide objective feedback and judge suitability of progress during training. The aim of this study was to validate two objective assessment techniques for laparoscopic suturing and demonstrate a correlation between them.

Methods: Six experts, seven surgeons skilled in laparoscopic suturing, and 13 with no laparoscopic suturing skills were asked to place two or three intracorporeal sutures on a synthetic suture pad.

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Background: Although virtual reality (VR) simulators can be used ability to objectively assess skills in endoscopy, the evaluation is solely quantitative. We have developed a novel method for the objective assessment of technical skills in lower gastrointestinal (GI) endoscopy that incorporates qualitative as well as quantitative measures.

Methods: We developed a virtual endoscopy suite by deconstructing the VR simulator to enable a more realistic and ergonomic placement of the monitor.

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Background: There is a need for reliable and valid objective methods of technical skills in surgery. Six-bench surgical top stations have been combined to assess basic surgical trainees (BSTs) objectively. The current study examines its reliability and validity across repeat sittings.

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Background: Laparoscopic appendectomy (LA) frequently is performed by residents during calls. This study aimed at evaluating residents' surgical skills using parameters of operating time, length of hospital stay (LOS), and conversion rate in correlation with the operating team's level of seniority. In addition, this study compared the operating time for LA with that for open appendectomy performed by the same teams, and identified deterministic factors that have an impact on such parameters.

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