Michael Wirén

Learn More
OBJECTIVE No long-term studies of laparoscopic and open fundoplication were available in 1994. The aim of this study was to compare reflux control and side effects after laparoscopic and open fundoplication. MATERIAL AND METHODS Adult patients with uncomplicated gastro-oesophageal reflux disease were included in this prospective randomized clinical trial(More)
OBJECTIVE To compare the direct and indirect costs of laparoscopic and open appendicectomy. DESIGN Randomised study. SETTING University hospital, Sweden. MAIN OUTCOME MEASURES Total costs for a defined period of time for each option. RESULTS 102 patients were randomised and 99 were included in the final analysis. All patients had completely(More)
OBJECTIVE To compare outcome of unilateral and bilateral laparoscopic hernia repair. DESIGN Prospective consecutive trial. SETTING University hospital, Sweden. SUBJECTS 380 patients who had unilateral hernias repaired laparoscopically and 64 patients who had bilateral hernias repaired. The median (range) age in the two groups was 56 (21-86) and 61(More)
  • M Wirén
  • The British journal of surgery
  • 2011
BACKGROUND The aim of this study was to determine the safety and efficacy of laparoscopic duodenal switch (LDS) as a treatment option in a selected group of patients with morbid obesity. METHODS This retrospective analysis of a prospective database assessed the frequency of all complications and alterations in weight, body mass index (BMI), co-morbidity(More)
  • 1