About this provider
Michael Bryant Ujiki is listed in general surgery in Arlington Heights, IL. Languages listed: Japanese, English.
Reported procedures
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Education & training
- McGaw Med Ctr Of Northwestern, General Surgery Source ↗
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Reported credentials
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Reported affiliations
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Selected publications
- A decade of progress: Declining readmissions for dehydration and acute kidney injury after bariatric surgery. · 2026 Source ↗
- Iterative prompt refinement improves large language model extraction of operative note data: a pilot validation study. · 2026 Source ↗
- Use of intraoperative distensibility index with EndoFLIP™ is independently associated with hiatal hernia recurrence after fundoplication. · 2026 Source ↗
- SAGES-EAES clinical practice guidelines for the use of FLIP/impedance planimetry in the surgical work-up and management of GERD, achalasia, and gastroparesis. · 2026 Source ↗
- Gastroesophageal reflux disease (GERD)-associated chronic cough: long-term outcomes and predictors of response to anti-reflux surgery. · 2026 Source ↗
- Impact of preoperative depression severity and antidepressant medication use on perioperative outcomes and long-term weight loss following primary bariatric surgery. · 2026 Source ↗
- Nissen versus Toupet fundoplication quality-of-life outcomes compared by intraoperative EndoFLIP™ distensibility index range. · 2026 Source ↗
- Hiatal hernia size predicts abnormal pH testing: a retrospective cohort study. · 2026 Source ↗
- The History of Minimally Invasive Surgery. · 2026 Source ↗
- The utility of routine pH studies after antireflux surgery. · 2026 Source ↗
- American Society for Gastrointestinal Endoscopy standards for fellowship training in peroral endoscopic myotomy. · 2026 Source ↗
- Outcomes of endoscopic submucosal dissection for superficial esophageal squamous neoplasms: a multicenter North American experience. · 2026 Source ↗
- Does (patient) size matter? the impact of body mass index on outcomes for patients undergoing minimally invasive transversus abdominis release. · 2025 Source ↗
- Extended venous thromboembolism prophylaxis after bariatric surgery does not increase postoperative bleeding complications. · 2026 Source ↗
- Ideal impedance planimetry (EndoFLIP) distensibility ranges for male and female patients undergoing laparoscopic fundoplication. · 2026 Source ↗
- Establishing standards of practice for transoral outlet reduction: an expert consensus using a modified Delphi method. · 2026 Source ↗
- Long-term outcomes of Zenker's peroral endoscopic myotomy: endoscopic suturing is effective for large Zenker's diverticula. · 2025 Source ↗
- What to do when Heller myotomy fails: pneumatic dilation, redo Heller, or peroral endoscopic myotomy? · 2025 Source ↗
- Can intraoperative impedance planimetry (EndoFLIP™) during anti-reflux surgery replace preoperative manometry with no difference in patient outcomes? · 2025 Source ↗
- Size and measurement technique both matter: accuracy of preoperative physical exam and computed tomography in predicting hernia size and current procedural terminology codes for incisional hernia. · 2025 Source ↗
- Anti-Reflux Mucosectomy: Our Experience & Thoughts For The Future. · 2025 Source ↗
- Decision regret for patients undergoing laparoscopic Heller myotomy and peroral endoscopic myotomy. · 2025 Source ↗
- Preoperative Biomarkers and Thromboelastometry According to Caprini Venous Thromboembolism Risk Stratification in Bariatric Patients: Are Clinical Risk Assessments Enough? · 2025 Source ↗
- A New International Scheme for the Classification and Management of Clinical Outcomes Post-gastric Peroral Endoscopic Myotomy. · 2025 Source ↗
- Safety of same-day discharge after gastric peroral endoscopic myotomy in patients with refractory gastroparesis: an international multicenter study. · 2025 Source ↗
- Prospective Study of Contamination Spread Produced During Open Surgical vs Conventional Percutaneous vs Novel Percutaneous Tracheostomy During COVID-19 Era in a Pig Model. · 2025 Source ↗
- Loop duodenal switch confers more complications with little gain of weight loss compared to Roux-en-Y gastric bypass. · 2025 Source ↗
- Neoplastic Progression Risk in Females With Barrett's Esophagus: A Systematic Review and Meta-Analysis of Individual Patient Data. · 2025 Source ↗
- Higher rates of recurrence and worse quality of life in obese patients undergoing inguinal hernia repair. · 2024 Source ↗
- Using impedance planimetry (EndoFLIP) to determine ideal distensibility ranges for esophageal motility disorders. · 2025 Source ↗
- Comparable improvement and resolution of obesity-related comorbidities in endoscopic sleeve gastroplasty vs laparoscopic sleeve gastrectomy: single-center study. · 2024 Source ↗
- Impact of Toupet fundoplication with bougie on post-operative dysphagia and quality of life. · 2024 Source ↗
- Randomized Controlled Trial Based US Commercial Payor Cost-Effectiveness Analysis of Endoscopic Sleeve Gastroplasty Versus Lifestyle Modification Alone for Adults With Class I/II Obesity. · 2024 Source ↗
- Efficacy and outcomes of per oral plication of the (neo)esophagus (POPE) for impaired emptying in achalasia and post-esophagectomy patients. · 2024 Source ↗
- Corrigendum to "Outcomes of concomitant antiobesity medication use with endoscopic sleeve gastroplasty in clinical US settings" [Obes. Pillars, Volume 11, September 2024, 100112]. · 2024 Source ↗
- Clinical outcomes of peroral endoscopic myotomy with and without septotomy for management of epiphrenic diverticula: an international multicenter experience (with video). · 2024 Source ↗
- Outcomes of concomitant antiobesity medication use with endoscopic sleeve gastroplasty in clinical US settings. · 2024 Source ↗
- Gas and Bloat in Female Patients after Antireflux Procedures: Analysis of 934 Cases. · 2024 Source ↗
- Personalized anti-reflux surgery: connecting GERD phenotypes in 690 patients to outcomes. · 2024 Source ↗
- Endoscopic sleeve gastroplasty: the identification of the key procedural steps through a modified Delphi method. · 2024 Source ↗
- Peroral endoscopic myotomy for spastic esophageal dysmotility among opioid users: a multicenter propensity score matching study. · 2024 Source ↗
- Practice patterns and outcomes of endoscopic sleeve gastroplasty based on provider specialty. · 2024 Source ↗
- A Delphi Method for Development of a Barrett's Esophagus Question Prompt List as a Communication Tool for Optimal Patient-physician Communication. · 2024 Source ↗
- Roux-en-Y gastric bypass versus fundoplication for gastroesophageal reflux disease in patients with obesity results in comparable outcomes. · 2024 Source ↗
- Outcomes and predictors of treatment failure after anti-reflux mucosectomy for management of gastroesophageal reflux disease. · 2024 Source ↗
- Performance of Endoscopic Sleeve Gastroplasty by Obesity Class in the United States Clinical Setting. · 2024 Source ↗
- Outcomes after per-oral endoscopic myotomy for Zenker's diverticula (Z-POEM) and correlation with impedance planimetry (FLIP). · 2024 Source ↗
- The Laparoscopy in Biliary Exploration Research and Training Initiative (LIBERTI) trial: simulator-based training for laparoscopic management of choledocholithiasis. · 2024 Source ↗
- Endoscopic sleeve gastroplasty as an early tool against obesity: a multicenter international study on an overweight population. · 2024 Source ↗
- Impedance planimetry and panometry (EndoFLIP™) can replace manometry in preoperative anti-reflux surgery assessment. · 2024 Source ↗
- Target distensibility index on impedance planimetry during fundoplication by choice of wrap and choice of bougie. · 2023 Source ↗
- A 13-year experience with biologic and biosynthetic absorbable mesh reinforced laparoscopic paraesophageal hernia repair. · 2023 Source ↗
- Acid exposure time better predicts outcomes following anti-reflux surgery than DeMeester score. · 2023 Source ↗
- Long-term outcomes of Zenker's peroral endoscopic myotomy (Z-POEM) for treatment of Zenker's diverticulum. · 2023 Source ↗
- Per-Oral Plication of (Neo)Esophagus: Technical Feasibility and Early Outcomes. · 2023 Source ↗
- Zenker's peroral endoscopic myotomy for management of large Zenker's diverticulum. · 2023 Source ↗
- Experience with Impedance Planimetry for Surgical Foregut Disease in 1,097 Cases. · 2023 Source ↗
- Endoscopic Gastric Bypass Revision. · 2023 Source ↗
- A Tailored Approach to Laparoscopic Fundoplication: Outcomes in Patients with Esophageal Dysmotility. · 2022 Source ↗
- Teaching endoscopic management of gastrointestinal hemorrhage using a modular simulation curriculum. · 2023 Source ↗
- Patient-reported outcomes in 645 patients after laparoscopic fundoplication up to 10 years. · 2023 Source ↗
- Outcomes after anti-reflux procedures: Nissen, Toupet, magnetic sphincter augmentation or anti-reflux mucosectomy? · 2023 Source ↗
- Identification of 14 novel susceptibility loci for diaphragmatic hernia development and their biological and clinical implications: results from the UK Biobank. · 2022 Source ↗
- Challenges of developing and executing a multi-site registry for a novel device with evolving indications for use. · 2022 Source ↗
- Laparoscopic and robotic inguinal hernia repair are safe and effective after prior pelvic or low abdominal surgery. · 2023 Source ↗
- SAGES safe cholecystectomy modules improve practicing surgeons' judgment: results of a randomized, controlled trial. · 2023 Source ↗
- Esophagogastric junction compliance on impedance planimetry (EndoFLIP™) following peroral endoscopic myotomy (POEM) predicts improvement in postoperative eckardt score. · 2023 Source ↗
- Impedance Planimetry (Endoflip) and Ideal Distensibility Ranges for Optimal Outcomes after Nissen and Toupet Fundoplication. · 2022 Source ↗
- Endoscopic sleeve gastroplasty for treatment of class 1 and 2 obesity (MERIT): a prospective, multicentre, randomised trial. · 2022 Source ↗
- "Into the fire" approach to teaching endoscopic foreign body removal using a modular simulation curriculum. · 2023 Source ↗
- Resident performance in simulation module is associated with operating room performance for laparoscopic cholecystectomy. · 2022 Source ↗
- Changes in impedance planimetry (EndoFLIP) measurements at follow-up after peroral endoscopic myotomy (POEM). · 2022 Source ↗
- Impedance planimetry (EndoFLIP™) after magnetic sphincter augmentation (LINX®) compared to fundoplication. · 2022 Source ↗
- Impedance planimetry (EndoFLIP™) reveals changes in gastroesophageal junction compliance during fundoplication. · 2022 Source ↗
- Peroral Endoscopic Myotomy for Achalasia. · 2022 Source ↗
- Subjective vs. objective assessment of simulation performance on laparoscopic cholecystectomy: are we evaluating the right things? · 2022 Source ↗
- A modular simulation curriculum to teach endoscopic stenting to practicing surgeons: an "Into the fire" approach. · 2022 Source ↗
- Role of functional luminal imaging probe in the management of postmyotomy clinical failure. · 2022 Source ↗
- Impedance planimetry (EndoFLIP) measurements persist long term after anti-reflux surgery. · 2022 Source ↗
- Long-term retention after structured curriculum on attainment of critical view of safety during laparoscopic cholecystectomy for surgeons. · 2022 Source ↗
- Durability of per-oral endoscopic myotomy beyond 6 years. · 2021 Source ↗
- Impedance Planimetry (Endoflip™) Shows That Length of Narrowing After Fundoplication Does Not Impact Dysphagia. · 2022 Source ↗
- Teaching EndoFLIP Impedance Planimetry to Practicing Endoscopists: An "Into the Fire" Approach to Simulation. · 2022 Source ↗
- Zenker's peroral endoscopic myotomy, or flexible or rigid septotomy for Zenker's diverticulum: a multicenter retrospective comparison. · 2022 Source ↗
- Crural closure, not fundoplication, results in a significant decrease in lower esophageal sphincter distensibility. · 2022 Source ↗
- Significant changes in impedance planimetry (EndoFLIP™) measurements after peroral pyloromyotomy for delayed gastric emptying. · 2022 Source ↗
- Mesh in Elective Hernia Repair: 10-Year Experience with over 6,000 Patients. · 2021 Source ↗
- Inguinal hernia mesh is safe in 1720 patients. · 2022 Source ↗
- Management of patients after failed peroral endoscopic myotomy: a multicenter study. · 2021 Source ↗
- Teaching peroral endoscopic pyloromyotomy (POP) to practicing endoscopists: An "into-the-fire" approach to simulation. · 2021 Source ↗
- Anti-reflux mucosectomy (ARMS) results in improved recovery and similar reflux quality of life outcomes compared to laparoscopic Nissen fundoplication. · 2021 Source ↗
- Impedance planimetry values for predicting clinical response following peroral endoscopic myotomy. · 2021 Source ↗
- Comparing cost and outcomes between peroral endoscopic myotomy and laparoscopic heller myotomy. · 2021 Source ↗
- Intraoperative impedance planimetry (EndoFLIP™) results and development of esophagitis in patients undergoing peroral endoscopic myotomy (POEM). · 2021 Source ↗
- Impact of prior treatment on feasibility and outcomes of Zenker's peroral endoscopic myotomy (Z-POEM). · 2021 Source ↗
- Per Oral Zenker Diverticulotomy. · 2020 Source ↗
- Predictors of chronic pain after laparoscopic inguinal hernia repair. · 2021 Source ↗
- Using a standardized intra-operative endoflip protocol during fundoplication to identify factors that affect distensibility. · 2021 Source ↗
- Comparing short-term patient outcomes after fundoplication performed over a traditional bougie versus a functional lumen imaging probe. · 2021 Source ↗
- Somatic DNA copy number alterations in non-dysplastic Barrett's esophagus. · 2021 Source ↗
- Short-term quality of life comparison of laparoscopic, open, and robotic incisional hernia repairs. · 2021 Source ↗
- Factors associated with admission after implementation of a same-day discharge pathway in patients undergoing peroral endoscopic myotomy (POEM). · 2021 Source ↗
- Long-term outcomes of per-oral endoscopic myotomy in achalasia patients with a minimum follow-up of 4 years: a multicenter study. · 2020 Source ↗
- Experience-based expert consensus on the intra-operative usage of the Endoflip impedance planimetry system. · 2021 Source ↗
- Efficacy of Endoscopic Submucosal Dissection for Superficial Gastric Neoplasia in a Large Cohort in North America. · 2021 Source ↗
- Laparoscopic totally extraperitoneal and transabdominal preperitoneal approaches are equally effective for spigelian hernia repair. · 2021 Source ↗
- Primary Care Physicians' Perceptions of Bariatric Surgery and Major Barriers to Referral. · 2020 Source ↗
- Use of Impedance Planimetry (Endoflip) in Foregut Surgery Practice: Experience of More than 400 Cases. · 2020 Source ↗
- Using Impedance Planimetry (EndoFLIP) to Evaluate Myotomy and Predict Outcomes After Surgery for Achalasia. · 2020 Source ↗
- Endoscopic Gastrojejunal Revision (Transoral Outlet Reduction) for Persistent Hypoglycemia After Gastric Bypass. · 2019 Source ↗
- Endoscopic Suturing Results in High Technical and Clinical Success Rates for a Variety of Gastrointestinal Pathologies. · 2020 Source ↗
- Improving attainment of the critical view of safety during laparoscopic cholecystectomy. · 2020 Source ↗
- Predictors for recurrence after open umbilical hernia repair in 979 patients. · 2019 Source ↗
- An international study on the use of peroral endoscopic myotomy in the management of Zenker's diverticulum. · 2020 Source ↗
- Laparoscopic inguinal hernia repair after prostatectomy: Evaluating safety, efficacy, and efficiency. · 2019 Source ↗
- A 1-day simulation-based boot camp for incoming general surgery residents improves confidence and technical skills. · 2019 Source ↗
- Using impedance planimetry (EndoFLIP™) in the operating room to assess gastroesophageal junction distensibility and predict patient outcomes following fundoplication. · 2020 Source ↗
- Five-year results of endoscopic gastrojejunostomy revision (transoral outlet reduction) for weight gain after gastric bypass. · 2020 Source ↗
- Initial Experience with Endoscopic Pyloromyotomy, with Description and Video of Technique. · 2019 Source ↗
- Simulation training results in improvement of the management of operating room fires-A single-blinded randomized controlled trial. · 2019 Source ↗
- First Experience with Banded Anti-reflux Mucosectomy (ARMS) for GERD: Feasibility, Safety, and Technique (with Video). · 2019 Source ↗
- An analysis of results in a single-blinded, prospective randomized controlled trial comparing non-fixating versus self-fixating mesh for laparoscopic inguinal hernia repair. · 2019 Source ↗
- Effects of dexamethasone on postoperative urinary retention after laparoscopic inguinal hernia repair. · 2019 Source ↗
- Procedural Timeout Compliance Is Improved With Real-Time Clinical Decision Support. · 2018 Source ↗
- Peroral endoscopic myotomy is effective and safe in non-achalasia esophageal motility disorders: an international multicenter study. · 2018 Source ↗
- Synoptic operative reporting for laparoscopic cholecystectomy and pancreaticoduodenectomy: A multi institutional pilot study evaluating completeness and surgeon perceptions. · 2018 Source ↗
- Predicting Progression in Barrett's Esophagus: Development and Validation of the Barrett's Esophagus Assessment of Risk Score (BEAR Score). · 2018 Source ↗
- Retraction notice to "Long-term outcomes of per-oral endoscopic myotomy in patients with achalasia with a minimum follow-up of 2 years: an international multicenter study": [YMGE 85 (2017) 927-933]. · 2018 Source ↗
- Patient-Centered Outcomes after Laparoscopic Paraesophageal Hernia Repair. · 2018 Source ↗
- Modeling suture patterns for endoscopic gastrojejunostomy revision: Analyzing a technique to address weight regain after gastric bypass. · 2018 Source ↗
- Moving skills training closer to application: In-rotation skills curriculum is feasible and effective. · 2018 Source ↗
- Endoscopic gastrojejunostomy revision is more effective than medical management alone to address weight regain after RYGB. · 2018 Source ↗
- Video review program enhances resident training in laparoscopic inguinal hernia: a randomized blinded controlled trial. · 2018 Source ↗
- Characterization of common bile duct injury after laparoscopic cholecystectomy in a high-volume hospital system. · 2018 Source ↗
- Teaching peroral endoscopic myotomy (POEM) to surgeons in practice: an "into the fire" pre/post-test curriculum. · 2018 Source ↗
- Peritoneal dialysis catheter function and survival are not adversely affected by obesity regardless of the operative technique used. · 2018 Source ↗
- Passing the fundamentals of endoscopic surgery (FES) exam: linking specialty choice and attitudes about endoscopic surgery to success. · 2018 Source ↗
- Quality of life after laparoscopic totally extraperitoneal repair of an asymptomatic inguinal hernia. · 2018 Source ↗
- Predictors of pathologic upstaging in early esophageal adenocarcinoma: Results from the national cancer database. · 2018 Source ↗
- Comprehensive Analysis of Adverse Events Associated With Per Oral Endoscopic Myotomy in 1826 Patients: An International Multicenter Study. · 2017 Source ↗
- Efficacy and Safety of Peroral Endoscopic Myotomy for Treatment of Achalasia After Failed Heller Myotomy. · 2017 Source ↗
- Documentation and Treatment of Intraoperative Hypotension: Electronic Anesthesia Records versus Paper Anesthesia Records. · 2017 Source ↗
- Evaluation of crowd-sourced assessment of the critical view of safety in laparoscopic cholecystectomy. · 2017 Source ↗
- An international multicenter study evaluating the clinical efficacy and safety of per-oral endoscopic myotomy in octogenarians. · 2018 Source ↗
- Outcomes in patients with over 1-year follow-up after peroral endoscopic myotomy (POEM). · 2017 Source ↗
- Randomized sham-controlled trial evaluating efficacy and safety of endoscopic gastric plication for primary obesity: The ESSENTIAL trial. · 2017 Source ↗
- Long-term patterns and predictors of pain following laparoscopic inguinal hernia repair: a patient-centered analysis. · 2017 Source ↗
- A Comparative Assessment of Novel Mini-Laparoscopic Tools. · 2017 Source ↗
- Outcomes following 50 consecutive endoscopic gastrojejunal revisions for weight gain following Roux-en-Y gastric bypass: a comparison of endoscopic suturing techniques for stoma reduction. · 2017 Source ↗
- Long-term outcomes of per-oral endoscopic myotomy in patients with achalasia with a minimum follow-up of 2 years: an international multicenter study. · 2017 Source ↗
- Goal setting results in improvement in surgical skills: A randomized controlled trial. · 2016 Source ↗
- Increasing compliance with the World Health Organization Surgical Safety Checklist-A regional health system's experience. · 2017 Source ↗
- Laparoscopic peritoneal dialysis catheter insertion using rectus sheath tunnel and selective omentopexy significantly reduces catheter dysfunction and increases peritoneal dialysis longevity. · 2016 Source ↗
- Creation of a Jejunal Pouch During Laparoscopic Total Gastrectomy and Roux-en-Y Esophagojejunostomy. · 2017 Source ↗
- Primary obesity surgery endoluminal. · 2017 Source ↗
- A True Deficit in Surgeons' Knowledge of Costs: In Reply to Dempsey and colleagues. · 2016 Source ↗
- Laparoscopic Totally Extraperitoneal Groin Hernia Repair and Quality of Life at 2-Year Follow-Up. · 2016 Source ↗
- Efficacy of a Required Preoperative Weight Loss Program for Patients Undergoing Bariatric Surgery. · 2016 Source ↗
- Elderly and octogenarian cohort: Comparable outcomes with nonelderly cohort after open or laparoscopic inguinal hernia repairs. · 2015 Source ↗
- Peroral endoscopic myotomy: An emerging minimally invasive procedure for achalasia. · 2015 Source ↗
- Current state of laparoscopic parastomal hernia repair: A meta-analysis. · 2015 Source ↗
- Risk factors affecting the Barrett's metaplasia-dysplasia-neoplasia sequence. · 2015 Source ↗
- Modified laparoscopic Sugarbaker repair decreases recurrence rates of parastomal hernia. · 2015 Source ↗
- Evaluation of Vessel Sealing Performance Among Ultrasonic Devices in a Porcine Model. · 2015 Source ↗
- Reflux control is important in the management of Barrett's Esophagus: results from a retrospective 1,830 patient cohort. · 2015 Source ↗
- Peroral endoscopic myotomy (POEM) vs laparoscopic Heller myotomy (LHM) for the treatment of Type III achalasia in 75 patients: a multicenter comparative study. · 2015 Source ↗
- Educating surgeons on intraoperative disposable supply costs during laparoscopic cholecystectomy: a regional health system's experience. · 2015 Source ↗
- Educating surgeons may allow for reduced intraoperative costs for inguinal herniorrhaphy. · 2015 Source ↗
- Patient-centered outcomes following laparoscopic inguinal hernia repair. · 2015 Source ↗
- International multicenter experience with peroral endoscopic myotomy for the treatment of spastic esophageal disorders refractory to medical therapy (with video). · 2015 Source ↗
- Surgical resident evaluations of portable laparoscopic box trainers incorporated into a simulation-based minimally invasive surgery curriculum. · 2015 Source ↗
- Peroral endoscopic myotomy: A short-term comparison with the standard laparoscopic approach. · 2013 Source ↗
- Simulation training in surgery. · 2011 Source ↗
- Guidelines for the surgical management of pancreatic adenocarcinoma. · 2007 Source ↗
- Parathyroid cyst: often mistaken for a thyroid cyst. · 2007 Source ↗
- Apigenin inhibits pancreatic cancer cell proliferation through G2/M cell cycle arrest. · 2006 Source ↗
- A novel peptide sansalvamide analogue inhibits pancreatic cancer cell growth through G0/G1 cell-cycle arrest. · 2006 Source ↗
- Retrograde gastric intussusception after myotomy for achalasia. · 2006 Source ↗
- Minimally invasive video-assisted thyroidectomy for follicular neoplasm: is there an advantage over conventional thyroidectomy? · 2006 Source ↗
- Surgical management of pancreatic cancer. · 2005 Source ↗
- Mesenteric ischemia. · 2005 Source ↗
- One hundred consecutive laparoscopic ventral hernia repairs. · 2004 Source ↗
- CT scan in the management of acute appendicitis. · 2002 Source ↗
Source-reported information; confirm current details directly.
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