O. Koch

Publications84
h-index21
Citations1,176
Highly Influential Citations32
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Endoscopic full-thickness plication versus laparoscopic fundoplication: a prospective study on quality of life and symptom control
BackgroundEndoscopic antireflux techniques have emerged as alternative therapies for gastroesophageal reflux disease (GERD). Endoscopic plication receives continuing interest as an effective and safe… Expand
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Robot-assisted laparoscopic surgery of the colon and rectum
IntroductionLaparoscopic techniques have induced a tremendous revolution in the field of general surgery. Recent multicenter trials have demonstrated similar patient-oriented and oncologic outcomes… Expand
  • 116
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Laparoscopic colorectal surgery confers lower mortality in the elderly: a systematic review and meta-analysis of 66,483 patients
BackgroundIncreasing life expectancy requires specific attention on geriatric patients. Data support a potential reduction of surgical morbidity for patients undergoing laparoscopic surgery as… Expand
  • 54
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Obesity does not affect the outcome of laparoscopic antireflux surgery
BackgroundObesity has been reported to adversely affect the outcome of laparoscopic antireflux surgery (LARS). This study examined pre- and postoperative clinical and objective outcomes and quality… Expand
  • 21
  • 2
Transabdominal preperitoneal versus totally extraperitoneal repair of inguinal hernia: a meta-analysis of randomized studies.
BACKGROUND The aim of the present study was to comparatively evaluate the outcomes of laparoscopic transabdominal preperitoneal inguinal hernia repair and totally extraperitoneal repair. METHODS… Expand
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Mesh-reinforced hiatal hernia repair: a review on the effect on postoperative dysphagia and recurrence
PurposeThe objective of the present study was to review the pertinent literature and analyze the evidence for and against the use of mesh for hiatal hernia repair, with a focus on the effects on… Expand
  • 60
  • 1
Laparoscopic augmentation of the diaphragmatic hiatus with biologic mesh versus suture repair: a systematic review and meta-analysis
PurposeLaparoscopic repair of large hiatal hernias is associated with high recurrence rates. Erosion and mesh migration are rare but devastating complications of synthetic mesh repair, whereas… Expand
  • 32
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Lower Recurrence Rates After Mesh-reinforced Versus Simple Hiatal Hernia Repair: A Meta-Analysis of Randomized Trials
Mesh hiatoplasty has been postulated to reduce recurrence rates, it is however prone to esophageal stricture, and early-term and mid-term dysphagia. The present meta-analysis was designed to compare… Expand
  • 72
  • 1
Meta-analysis of randomized trials on single-incision laparoscopic versus conventional laparoscopic appendectomy.
BACKGROUND Single-incision laparoscopic appendectomy has emerged as a less invasive alternative to conventional laparoscopic surgery. High-quality relevant evidence is limited. METHODS A systematic… Expand
  • 54
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Meta-analysis of Laparoscopic Versus Open Repair of Perforated Peptic Ulcer
A meta-analysis of four randomized trials comparing laparoscopic versus open repair of perforated ulcer did not demonstrate significant superiority of the laparoscopic or open approach.
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