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R. Steffen · SciRah

Researcher profile · Semantic Scholar

R. Steffen

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R. Steffen — researcher profile on SciRah

h-index: 19
Works: 53
Citations: 2,046

Most-cited papers

Inter-disciplinary European guidelines on surgery of severe obesity
M. Fried, V. Hainer, A. Basdevant, H. Buchwald +10 more
2007International Journal of Obesity302 citations Open access
Semantic Scholar
Laparoscopic gastric bypass versus laparoscopic adjustable gastric banding: a comparative study of 1,200 cases.
L. Biertho, R. Steffen, T. Ricklin, F. Horber +4 more
2003Journal of the American College of Surgeons204 citations
Semantic Scholar
[Interdisciplinary European guidelines on surgery for severe obesity].
M. Fried, V. Hainer, A. Basdevant, H. Buchwald +10 more
2008Rozhledy v Chirurgii183 citations
Semantic Scholar
Interdisciplinary European Guidelines for Surgery for Severe (Morbid) Obesity
M. Fried, V. Hainer, A. Basdevant, H. Buchwald +10 more
2007Obesity Surgery178 citations
Semantic Scholar
Laparoscopic Swedish Adjustable Gastric Banding: a Five-Year Prospective Study
R. Steffen, L. Biertho, T. Ricklin, G. Piec +1 more
2003Obesity Surgery125 citations
Semantic Scholar
Severe Recurrent Hypoglycemia after Gastric Bypass Surgery
K. Z'graggen, A. Guweidhi, R. Steffen, N. Potoczna +4 more
2008Obesity Surgery122 citations
Semantic Scholar
Interdisciplinary European Guidelines on Surgery of Severe Obesity
M. Fried, V. Hainer, A. Basdevant, H. Buchwald +10 more
2008Obesity Facts115 citations Open access
Semantic Scholar
Gene variants and binge eating as predictors of comorbidity and outcome of treatment in severe obesity
N. Potoczna, R. Branson, J. Kral, G. Piec +5 more
2004Journal of Gastrointestinal Surgery114 citations
Semantic Scholar
Bowel Habits After Bariatric Surgery
N. Potoczna, S. Harfmann, R. Steffen, R. Briggs +2 more
2008Obesity Surgery95 citations
Semantic Scholar
Successful Multi-Intervention Treatment of Severe Obesity: A 7-year Prospective Study with 96% Follow-up
R. Steffen, N. Potoczna, Norman Bieri, F. Horber
2009Obesity Surgery73 citations
Semantic Scholar
Management of failed adjustable gastric banding.
L. Biertho, R. Steffen, R. Branson, N. Potoczna +3 more
2005Surgery70 citations
Semantic Scholar
The history and role of gastric banding.
R. Steffen
2008Surgery for Obesity and Related Diseases51 citations
Semantic Scholar
Effect of Significant Intermediate-term Weight Loss on Serum Leptin Levels and Body Composition in Severely Obese Subjects
D. Infanger, R. Baldinger, R. Branson, Thomas Barbier +2 more
2003Obesity Surgery50 citations
Semantic Scholar
Reversal of Long-Term Weight Regain After Roux-en-Y Gastric Bypass Using Liraglutide or Surgical Revision. A Prospective Study
F. Horber, R. Steffen
2020Obesity Surgery44 citations Open access
Semantic Scholar
Impact of Age, Sex and Body Mass Index on Outcomes at Four Years after Gastric Banding
R. Branson, N. Potoczna, Ricarda Brunotte, G. Piec +3 more
2005Obesity Surgery44 citations
Semantic Scholar
Conservative management of intragastric migration of Swedish adjustable gastric band by endoscopic retrieval.
R. Baldinger, Reiner Mluench, R. Steffen, T. Ricklin +2 more
2001Gastrointestinal Endoscopy43 citations
Semantic Scholar
Laparoscopic Adjustable Gastric Banding with Duodenal Switch for Morbid Obesity: Technique and Preliminary Results
M. Gagner, R. Steffen, L. Biertho, F. Horber
2003Obesity Surgery35 citations
Semantic Scholar
Short-term outcomes of endoscopic gastro-jejunal revisions for treatment of dumping syndrome after Roux-En-Y gastric bypass
Catherine Tsai, R. Steffen, U. Kessler, H. Merki +1 more
2019Surgical Endoscopy23 citations
Semantic Scholar
G protein polymorphisms do not predict weight loss and improvement of hypertension in severely obese patients
N. Potoczna, M. Wertli, R. Steffen, T. Ricklin +2 more
2004Journal of Gastrointestinal Surgery22 citations
Semantic Scholar
Postoperative Dysphagia Following Magnetic Sphincter Augmentation for Gastroesophageal Reflux Disease
Catherine Tsai, R. Steffen, U. Kessler, H. Merki +2 more
2020Surgical laparoscopy, endoscopy & percutaneous techniques19 citations
Semantic Scholar
Long-term outcomes and frequency of reoperative bariatric surgery beyond 15 years after gastric banding: a high band failure rate with safe revisions.
Catherine Tsai, J. Zehetner, Julia Beel, R. Steffen
2019Surgery for Obesity and Related Diseases19 citations
Semantic Scholar
IS TESTING FOR POSTPRANDIAL HYPERINSULINEMIC HYPOGLYCEMIA AFTER GASTRIC BYPASS NECESSARY?
E. Aubry, M. Gasser, C. Meier-Estermann, S. Herren +2 more
2017Aktuelle Ernãhrungsmedizin16 citations
Semantic Scholar
Endoscopic Closure of Gastro-gastric Fistula After Gastric Bypass: a Technically Feasible Procedure but Associated with Low Success Rate
Catherine Tsai, U. Kessler, R. Steffen, H. Merki +1 more
2018Obesity Surgery15 citations
Semantic Scholar
Endoscopic Gastrojejunal Revisions Following Gastric Bypass: Lessons Learned in More Than 100 Consecutive Patients
Catherine Tsai, R. Steffen, U. Kessler, H. Merki +1 more
2018Journal of Gastrointestinal Surgery15 citations
Semantic Scholar
Swedish Adjustable Gastric Band (SAGB)-Distal Gastric Bypass: A New Variant of an Old Technique in the Treatment of Superobesity and Failed Band Restriction
R. Steffen, Fritz F. Horber, P. Hauri
1999Obesity Surgery14 citations
Semantic Scholar
Salvage of Gastric Restriction following Staple-Line Dehiscence after Vertical Banded Gastroplasty by Insertion of an Adjustable Gastric Band
M. Wenger, G. Piec, R. Branson, N. Potoczna +2 more
2005Obesity Surgery10 citations
Semantic Scholar
Circular Stapler Introducer: A Novel Device to Facilitate Stapled Colorectal Anastomosis
A. Guweidhi, R. Steffen, A. Metzger, Jürg Teuscher +2 more
2009Diseases of the Colon & Rectum7 citations
Semantic Scholar
Correction to: Reversal of Long-Term Weight Regain After Roux-en-Y Gastric Bypass Using Liraglutide or Surgical Revision. A Prospective Study
F. Horber, R. Steffen
2021Obesity Surgery6 citations Open access
Semantic Scholar
Chirurgische Verfahren bei krankhafter Adipositas
Natascha Potoczna, R. Steffen, F. Horber
2006Der Internist5 citations
Semantic Scholar
Predictors of weight loss
C. Hoff, T. Ricklin, R. Steffen, R. Branson +3 more
20055 citations
Semantic Scholar
Insufficient weight loss after banded vs. non-banded primary gastric bypass surgery: insights from an observational 5 year follow-up study
Catherine Tsai, M. Dimou, M. Naef, R. Steffen +3 more
2022Surgical Endoscopy4 citations
Semantic Scholar
Bariatric surgery using the Swedish Adjustable Gastric Band (SAGB) or Lap-Band (LB): a systematic review of the literature and meta-analysis
G. Fielding, P. Pattyn, F. Horber, R. Steffen +1 more
20054 citations
Semantic Scholar
Wytyczne europejskie w zakresie chirurgicznego leczenia otyłości olbrzymiej
M. Fred, V. Hainer, A. Basdevant, H. Buchwald +10 more
20093 citations
Semantic Scholar
[Surgical procedures for severely obese patients: impact and long-term results].
Natascha Potoczna, R. Steffen, F. Horber
2006Der Internist3 citations
Semantic Scholar
Surgical Prevention of Weight Regain and Type 2 Diabetes Recurrence in 3 Different Bariatric Operations and Their Differential Long-Term Outcome
R. Steffen, Fritz F. Horber
2021Annals of surgery open : perspectives of surgical history, education, and clinical approaches2 citations Open access
Semantic Scholar
Inter-disciplinary European guidelines on surgery of severe obesity.
M. Fried, V. Hainer, A. Basdevant, H. Buchwald +10 more
2007International Journal of Obesity2 citations
Semantic Scholar
Tu1939 - Dumping Syndrome after Gastric Bypass: Endoluminal Revision of the Dilated Gastrojejunostomy is a Safe and Highly Effective Treatment Option
Catherine Tsai, U. Kessler, R. Steffen, Hans Merki +1 more
20181 citations
Semantic Scholar
Bariatric surgery in patients with morbid obesity â•• long-term results
R. Steffen, N. Potoczna, D. Steiger, F. Horber
20151 citations
Semantic Scholar
Advances in Circular Stapling Techniques for Gastric Bypass: The Circular Stapler Introducer
R. Steffen, A. Guweidhi, A. Metzger, K. Z'graggen
2009Obesity Surgery1 citations
Semantic Scholar
Langzeitergebnisse der bariatrischen Chirurgie bei morbider Adipositas
R. Steffen, N. Potoczna, D. Steiger, F. Horber
2009Adipositas - Ursachen Folgeerkrankungen Therapie1 citations
Semantic Scholar
Endoscopic Findings in Patients with Melanocortin-4 Receptor Gene Variants
N. Potoczna, R. Branson, G. Piec, R. Steffen +5 more
20041 citations
Semantic Scholar
Recurrent internal hernias after Roux-en-Y gastric bypass: An observational study in 1219 patients over 20 years
Y. Fringeli, R. Steffen, U. Kessler, J. Zehetner
20210 citations
Semantic Scholar
Tu1923 – Long-Term Weight Loss, Diabetes, and Dumping Syndrome Outcomes After Short Versus Long Alimentary Limb Roux-Eny Gastric Bypass
Catherine Tsai, J. Zehetner, L. Bally, R. Steffen
2019Gastroenterology0 citations Open access
Semantic Scholar
A638 Laparoscopic Conversion from Gastric Sleeve to Roux-en-Y Gastric Bypass with Remnant Gastrectomy using Fluorescent Angiography
Catherine Tsai, J. Zehetner, R. Steffen
2019Surgery for Obesity and Related Diseases0 citations
Semantic Scholar
662 - Endoscopic Closure of Gastro-Gastric Fistula after Gastric Bypass: A Technically Feasible Procedure but Associated with Low Success-Rate
Catherine Tsai, U. Kessler, R. Steffen, Hans Merki +1 more
20180 citations
Semantic Scholar
Laparoscopic Magnetic Sphincter Augmentation with Routine Posterior Cruroplasty: Postoperative Dysphagia and Hiatal Hernia Recurrence
Catherine Tsai, U. Kessler, R. Steffen, J. Lipham +1 more
2018Journal of the American College of Surgeons0 citations
Semantic Scholar
946 - Endoscopic Gastrojejunal Revisions Following Gastric Bypass: Lessons Learned in more than 100 Consecutive Procedures
Catherine Tsai, U. Kessler, R. Steffen, Hans Merki +1 more
20180 citations
Semantic Scholar
Biliopancreatic Diversion with Duodenal Switch
M. Korenkov, L. Biertho, R. Steffen, M. Gagner +5 more
20160 citations
Semantic Scholar
Adipositastherapie – facts and fiction!
F. Horber, R. Steffen, N. Potoczna
2009Adipositas - Ursachen Folgeerkrankungen Therapie0 citations
Semantic Scholar
Device for insertion and positioning of surgical instruments and corresponding method
R. Steffen
20060 citations
Semantic Scholar

Frequent co-authors

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F. Horber — researcher profile on SciRah
Catherine Tsai×12
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Catherine Tsai — researcher profile on SciRah
N. Potoczna×11
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N. Potoczna — researcher profile on SciRah
J. Zehetner×11
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×9

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T. Ricklin — researcher profile on SciRah

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U. Kessler — researcher profile on SciRah

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R. Branson — researcher profile on SciRah

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H. Buchwald — researcher profile on SciRah

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J. Greve — researcher profile on SciRah

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M. Fried — researcher profile on SciRah

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V. Hainer — researcher profile on SciRah

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E. Mathus-Vliegen — researcher profile on SciRah