Impact of Modern High Frequency Electrosurgical Unit on Laparoscopic Heller Myotomy for Achalasia: A Historical Comparison
Masashi Hirota, MD, Kiyokazu Nakajima, MD, FACS, Tsuyoshi Takahashi, MD, Makoto Yamazaki, MD, Hiroshi Miyata, MD, Yukinori Kurokawa, MD, Shuji Takiguchi, Masaki Mori, MD, FACS, Yuichiro Doki, MD Department of Gastrointestinal Surgery, Osaka University Graduate School of Medicine, Osaka, Japan INTRODUCTION: One of the technical challenges in laparoscopic Heller myotomy (LHM) for achalasia is to… Continue Reading
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Comparison of the Time Needed to Complete a Staple Firing Sequence between a Manual and Powered Laparoscopic Stapler
Donald R Peterson, PhD, MS, Drew Seils, MS, Tarek Tantawy, MS, Angela S Kueck, MD University of Connecticut Health Center The poor ergonomic design characteristics of the typical manual laparoscopic stapler pose a significant risk for operator errors. For example, the speed at which a user operates the instrument during staple firing may influence tip… Continue Reading
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Instrument Tip Displacements during Manual and Powered Laparoscopic Stapler Use
Donald R Peterson, PhD, MS, Tarek Tantawy, MS, Drew Seils, MS, Angela S Kueck, MD University of Connecticut Health Center Manual laparoscopic staplers can require very high user activation forces during stapler firing, which can lead to excessive movement of the instrument tip and increase the potential for tissue damage. Powered laparoscopic staplers require very… Continue Reading
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A novel covert laparoscopic cholecystectomy by using 2-mm trocar-less needle-shape instruments
Hai Hu, Professor, MD, PhD, Anan Xu, MD, Guoqing Dai, MD, Anhua Huang, MD, Weidong Wang, MD, Jiangfan Zhu, Professor, MD, Bingguan Chen, Professor, MD, PhD Tongji University School of Medicine, Shanghai East Hospital OBJECTIVE: To develop a new covert laparoscopic cholecystectomy in comparison with the single-incision laparoscopic cholecystectomy (SILC). PATIENT AND METHODS: From January… Continue Reading
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Ergonomic Issues in Minimally Invasive Surgery: Is It Time to Educate the Educators
Alok K Gupta, MD, Namrata Singhania, MD St Agnes Hospital, Baltimore, MD; Franklin Square Hospital, Baltimore, MD Minimally invasive surgery (MIS) has brought great improvements to patient care and has become the standard of care for procedures like Laparoscopic Cholecystectomy. Since its introduction 20 years ago, the field has undergone significant advancements with improvements in… Continue Reading
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A Comparison of the Ligasure and Harmonic Scalpel in Laparoscopic Gastrectomy
You-Na Kim, MD, Sang Yong Kim, MS, Hyoung-Il Kim, MD Yonsei University, College of Medicine IntroductionThe purpose of this study was to compare LigaSure device with harmonic scalpel in the laparoscopic gastrectomy for gastric cancer.Methods and proceduresA retrospective analysis of prospectively maintained data was performed on patients who underwent laparoscopic gastrectomy using the LigaSure device… Continue Reading
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Blend Mode Reduces Unintended Thermal Injury By Monopolar Instruments: A Randomized Controlled Trial
Edward L Jones, MD, Thomas N Robinson, MD, Paul N Montero, MD, Henry R Govekar, MD, Gregory V Stiegmann, MD University of Colorado School of Medicine, Aurora, CO INTRODUCTION: The monopolar “bovie” is used in virtually every laparoscopic operation. When active, the bovie emits radiofrequency energy that can cause unintended thermal injury to nearby structures… Continue Reading
New concept for Laparoscopic surgery using perbend instruments and flexible trocar,
M. Yamagata, MDPhD, M. Matsuda, MDPhD, S. Hayashi, MD, J. Sugiyama, MD, Y. Morishita, MD, K. Satoh, MD, S. Morita, MD, T. Takayama, MD, PhD Department of Digestive surgery, Nihon University Laparoscopic surgery were becoming to routine procedure in clinical fields. However, instrumentation of these operation include single port surgery was not enough to developed.… Continue Reading
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3D Imaging in Laparoscopy: Improving Training and Skill Acquisition for Junior Trainess
Yuk Man Kan, MB, ChB, FRCSedin, FRCSgensurg, Chin Li Lee, MBBS, MRCS, Wei Keat Cheah, MBBS, FRCS, Choon Sheong Seow, MBBS, FRCSgensurg, Daniel E Tan, MBBS, FRCS, Jonathan S Foo, MBBS, MRCS Department of General Surgery, Alexandra Hospital, Singapore Introduction:Conventional laparoscopic camera consists of a 2-Dimensional (2D) system and although there is improvement in graphics… Continue Reading
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Long-term follow up of a new, hybrid technique for mini-laparoscopic cholecystectomy: Implications for the community-based surgeon
Florias A Morfesis, MD, FACS, Brian P Rose, BS Owen Drive Surgical Clinic of Fayetteville Introduction: The use of mini-laparoscopy cholecystectomy has been previously well described; however its application in a community-based setting can be regarded as inefficient. These abstract reports on long-term follow-up data from a previous case series on a modified hybrid technique… Continue Reading
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The last stapler dilemma in Laparoscopic Sleeve Gastrectomy
Kanokkan Tepmalai, MD, Warit Utanwutipong, MD, Ajjana Techagumpuch, MD, Mahadevan D. Tata, MD, Suthep Udomsawaengsup, MD, Suppa-ut Pungpapong, MD, Chadin Tharavej, MD, Patpong Navicharern, MD Chula Minimally invasive Surgery Center, Department of surgery, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand 10330. Introduction: Laparoscopic Sleeve Gastrectomy (LSG) has increased in number over the past decade. This… Continue Reading
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Prospective Evaluation of Barriers to Microlaparoscopy
William C Beck, MD, Rebeccah Baucom, MD, William J Lee, MS, Michael D Holzman, MD, MPH, Kenneth W Sharp, MD, Benjamin K Poulose, MD, MPH Vanderbilt University Medical Center INTRODUCTION: Microlaparoscopy offers potential advantages of improved cosmesis and less postoperative discomfort when compared to traditional laparoscopy. As with any emerging new approach, frequent concerns include… Continue Reading
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Surgeons perform more proactive eye movements than novices when performing laparoscopic surgery
Bin Zheng, MD, PhD, Xianta Jiang, Msc, Geoffery Tien, Msc, M. Stella Atkins, PhD University of Alberta Objective: Eye-tracking studies reveal more and more evidence of surgeons’ expertise level. Novice surgeons often track the movement of surgical instruments while more experienced surgeons focus their gazes on the operating target. Proactive eye movement has been recognized… Continue Reading
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Endoscopic Thyroidectomy and Robotic Thyroidectomy: Utilizing the thyroid space creator
Suthep Udomsawaengsup, MD, Kanokkan Tepmalai, MD, Ajjana Techagumpuch, MD, Suppa-ut Pungpapong, MD, Chadin Tharavej, MD, Patpong Navicharern, MD Chula Minimally Invasive Surgery Center, Chulalongkorn University, Bangkok, Thailand BACKGROUND: Endoscopic thyroidectomy has been accepted as an option for a benign small thyroid lesion. There are two endoscopic approaches in our center. First is trans-axillary technique for… Continue Reading
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The safety and efficacy of a new liver retractor for the performance of laparoscopic upper gastrointestinal surgery ?V a preclinical evaluation study
Philip Chiu, MD, Billy Leung, Stanley Sy, Cecilia Chan, Simon Wong, FRCSEd, Carmen Poon, PhD Department of Surgery, CUHK Jockey Club Minimally Invasive Surgical Skills Center, The Chinese University of Hong Kong ObjectivesThis is a preclinical study to evaluation the safety and effectiveness of a new laparoscopic retractor for liver retraction. The aim is to… Continue Reading
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