Steppacher, Simon Damian

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2017

Zurmühle, CA; Anwander, H; Albers, CE; Hanke, MS; Steppacher, SD; Siebenrock, Klaus-Arno; Tannast, M (2017). Periacetabular Osteotomy Provides Higher Survivorship Than Rim Trimming for Acetabular Retroversion. Clinical orthopaedics and related research, 475(4), pp. 1138-1150. Springer 10.1007/s11999-016-5177-5

Lerch, Till; Steppacher, SD; Liechti, EF; Tannast, M; Siebenrock, KA (2017). One-third of Hips After Periacetabular Osteotomy Survive 30 Years With Good Clinical Results, No Progression of Arthritis, or Conversion to THA. Clinical orthopaedics and related research, 475(4), pp. 1154-1168. Springer 10.1007/s11999-016-5169-5

Anwander, H; Siebenrock, KA; Tannast, M; Steppacher, SD (2017). Labral Reattachment in Femoroacetabular Impingement Surgery Results in Increased 10-year Survivorship Compared With Resection. Clinical orthopaedics and related research, 475(4), pp. 1178-1188. Springer 10.1007/s11999-016-5114-7

Haefeli, PC; Albers, CE; Steppacher, SD; Tannast, M; Büchler, L (2017). What Are the Risk Factors for Revision Surgery After Hip Arthroscopy for Femoroacetabular Impingement at 7-year Followup? Clinical orthopaedics and related research, 475(4), pp. 1169-1177. Springer 10.1007/s11999-016-5115-6

Hanke, MS; Steppacher, SD; Anwander, H; Werlen, Stefan; Siebenrock, KA; Tannast, M (2017). Erratum to: What MRI Findings Predict Failure 10 Years After Surgery for Femoroacetabular Impingement? Clinical orthopaedics and related research, 475(4), p. 1278. Springer 10.1007/s11999-016-5075-x

Hanke, MS; Steppacher, SD; Anwander, H; Werlen, Stefan; Siebenrock, KA; Tannast, M (2017). What MRI Findings Predict Failure 10 Years After Surgery for Femoroacetabular Impingement? Clinical orthopaedics and related research, 475(4), pp. 1192-1207. Springer 10.1007/s11999-016-5040-8

2016

Hanke, MS; Steppacher, SD; Zurmühle, CA.; Siebenrock, KA; Tannast, M (2016). Erratum to: Hips With Protrusio Acetabuli Are at Increased Risk for Failure After Femoroacetabular Impingement Surgery: A 10-year Followup. Clinical orthopaedics and related research, 474(10), p. 2319. Springer 10.1007/s11999-016-4950-9

Hanke, MS; Steppacher, SD; Zurmühle, CA; Siebenrock, KA; Tannast, M (2016). Hips With Protrusio Acetabuli Are at Increased Risk for Failure After Femoroacetabular Impingement Surgery: A 10-year Followup. Clinical orthopaedics and related research, 474(10), pp. 2168-2180. Springer 10.1007/s11999-016-4918-9

Schmaranzer, F; Hanke, MS; Lerch, TD; Steppacher, SD; Siebenrock, KA; Tannast, Moritz (2016). [Impingement of the hip]. Radiologe, 56(9), pp. 825-838. Springer 10.1007/s00117-016-0136-4

Lerch, TD; Steppacher, SD; Liechti, EF; Siebenrock, KA; Tannast, M (2016). [Bernese periacetabular osteotomy. : Indications, technique and results 30 years after the first description]. Orthopäde, 45(8), pp. 687-694. Springer-Medizin-Verlag 10.1007/s00132-016-3265-6

2015

Haefeli, Pascal Cyrill; Steppacher, Simon Damian; Babst, Doris; Siebenrock, Klaus Arno; Tannast, Moritz (2015). An Increased Iliocapsularis-to-rectus-femoris Ratio Is Suggestive for Instability in Borderline Hips. Clinical orthopaedics and related research, 473(12), pp. 3725-3734. Springer 10.1007/s11999-015-4382-y

Siebenrock, Klaus-Arno; Anwander, Helen; Zurmühle, Corinne; Tannast, Moritz; Slongo, Theddy; Steppacher, Simon Damian (2015). Head Reduction Osteotomy With Additional Containment Surgery Improves Sphericity and Containment and Reduces Pain in Legg-Calvé-Perthes Disease. Clinical orthopaedics and related research, 473(4), pp. 1274-1283. Springer 10.1007/s11999-014-4048-1

Tannast, Moritz; Fritsch, Stefan; Zheng, Guoyan; Siebenrock, Klaus-Arno; Steppacher, Simon Damian (2015). Which Radiographic Hip Parameters Do Not Have to Be Corrected for Pelvic Rotation and Tilt? Clinical orthopaedics and related research, 473(4), pp. 1255-1266. Springer 10.1007/s11999-014-3936-8

Tannast, Moritz; Hanke, Markus; Zheng, Guoyan; Steppacher, Simon Damian; Siebenrock, Klaus-Arno (2015). What Are the Radiographic Reference Values for Acetabular Under- and Overcoverage? Clinical orthopaedics and related research, 473(4), pp. 1234-1246. Springer 10.1007/s11999-014-4038-3

Siebenrock, Klaus A; Kienle, Karl-Philipp; Steppacher, Simon D; Tannast, Moritz; Mamisch, Tallal C; von Rechenberg, Brigitte (2015). Biochemical MRI predicts hip osteoarthritis in an experimental ovine femoroacetabular impingement model. Clinical orthopaedics and related research, 473(4), pp. 1318-1324. Springer 10.1007/s11999-014-3849-6

Steppacher, Simon D; Anwander, Helen; Zurmühle, Corinne A; Tannast, Moritz; Siebenrock, Klaus A (2015). Eighty percent of patients with surgical hip dislocation for femoroacetabular impingement have a good clinical result without osteoarthritis progression at 10 years. Clinical orthopaedics and related research, 473(4), pp. 1333-1341. Springer 10.1007/s11999-014-4025-8

Albers, Christoph E; Steppacher, Simon D; Schwab, Joseph M; Tannast, Moritz; Siebenrock, Klaus A (2015). Relative femoral neck lengthening improves pain and hip function in proximal femoral deformities with a high-riding trochanter. Clinical orthopaedics and related research, 473(4), pp. 1378-1387. Springer 10.1007/s11999-014-4032-9

Albers, Christoph E; Steppacher, Simon D; Haefeli, Pascal C; Werlen, Stefan; Hanke, Markus S; Siebenrock, Klaus A; Tannast, Moritz (2015). Twelve percent of hips with a primary cam deformity exhibit a slip-like morphology resembling sequelae of slipped capital femoral epiphysis. Clinical orthopaedics and related research, 473(4), pp. 1212-1223. Springer 10.1007/s11999-014-4068-x

Steppacher, Simon D; Zurmühle, Corinne A; Puls, Marc; Siebenrock, Klaus A; Millis, Michael B; Kim, Young-Jo; Tannast, Moritz (2015). Periacetabular osteotomy restores the typically excessive range of motion in dysplastic hips with a spherical head. Clinical orthopaedics and related research, 473(4), pp. 1404-1416. Springer 10.1007/s11999-014-4089-5

Steppacher, Simon Damian; Albers, Christoph; Tannast, Moritz; Siebenrock, Klaus-Arno (2015). Plain Radiographic Evaluation of the Hip. In: Nho, Shane J.; Leunig, Michael; Larson, Christopher M.; Bedi, Asheesh; Kelly, Bryan T. (eds.) Hip Arthroscopy and Hip Joint Preservation Surgery (pp. 33-51). Springer 10.1007/978-1-4614-6965-0_3

Albers, Christoph E.; Hanke, Markus S.; Ecker, Timo M.; Haefeli, Pascal C.; Siebenrock, Klaus A.; Steppacher, Simon D.; Zurmühle, Corinne A.; Schwab, Joseph M.; Tannast, Moritz (2015). Computer Assisted Diagnosis and Treatment Planning of Femoroacetabular Impingement (FAI). In: Zheng, Guoyan; Li, Shuo (eds.) Computational Radiology for Orthopaedic Interventions. Lecture Notes in Computational Vision and Biomechanics: Vol. 23 (pp. 173-196). Cham: Springer International Publishing 10.1007/978-3-319-23482-3_9

Albers, Christoph E.; Steppacher, Simon D.; Tannast, Moritz; Siebenrock, Klaus A. (2015). Surgical Technique: Reverse Periacetabular Osteotomy. In: Nho, S.J.; Leunig, M.; Larson, C. M.; Bedi, A.; Kelly, B. T. (eds.) Hip Arthroscopy and Hip Joint Preservation Surgery (pp. 637-651). New York: Springer 10.1007/978-1-4614-6965-0_116

Siebenrock, K. A.; Steppacher, S. D.; Tannast, M.; Buchler, L. (2015). Anteverting Periacetabular Osteotomy for Acetabular Retroversion. JBJS Essential Surgical Techniques, 5(1), e1-e1. Journal of Bone and Joint Surgery 10.2106/JBJS.ST.N.00036

2014

Albers, Christoph; Steppacher, Simon Damian; Tannast, Moritz; Siebenrock, Klaus-Arno (2014). Surgical Technique: Reverse Periacetabular Osteotomy. In: Nho, Shane; Leunig, Michael; Kelly, Bryan; Bedi, Asheesh; Larson, Christopher (eds.) Hip Arthroscopy and Hip Joint Preservation Surgery (pp. 1-17). Springer 10.1007/978-1-4614-7321-3_116-1

Steppacher, Simon Damian; Lerch, T D; Gharanizadeh, K; Liechti, E F; Werlen, S F; Puls, M; Tannast, Moritz; Siebenrock, Klaus-Arno (2014). Size and shape of the lunate surface in different types of pincer impingement: theoretical implications for surgical therapy. Osteoarthritis and cartilage, 22(7), pp. 951-958. Elsevier 10.1016/j.joca.2014.05.010

Steppacher, Simon Damian; Huemmer, Carmen; Schwab, Joseph M; Tannast, Moritz; Siebenrock, Klaus-Arno (2014). Surgical hip dislocation for treatment of femoroacetabular impingement: factors predicting 5-year survivorship. Clinical orthopaedics and related research, 472(1), pp. 337-348. Springer 10.1007/s11999-013-3268-0

Siebenrock, Klaus-Arno; Steppacher, Simon Damian; Albers, Christoph; Haefeli, Pascal; Tannast, Moritz (2014). Diagnosis and management of developmental dysplasia of the hip from triradiate closure through young adulthood. Instructional course lectures, 63, pp. 325-334. Mosby

Glynn, A. A.; Barattiero, F. Y.; Albers, Christoph; Hanke, Markus; Steppacher, Simon Damian; Tannast, Moritz (2014). Surgical hip dislocation does not result in atrophy or fatty infiltration of periarticular hip muscles. Journal of Hip Preservation Surgery, 1(2), pp. 82-95. Oxford University Press 10.1093/jhps/hnu008

Siebenrock, Klaus-Arno; Attinger, Marc Claudio; Steppacher, Simon Damian; Tannast, Moritz (2014). Femoroacetabular impingment – Current understanding. In: Johari, Ashok; Luk, Keith DK; Waddell, James (eds.) Current Progress in Orthopedics 1 (pp. 1-26). Kothari Medical Subscription Services

Steppacher, Simon Damian; Anwander, Helen; Schwab, JM; Siebenrock, Klaus-Arno; Tannast, Moritz (2014). Femoral dysplasia. In: Clohisy, John; Beaule, Paul; DellaValle, Craig (eds.) The adult hip - hip preservation surgery (pp. 418-443). Wolters Kluwer

Steppacher, Simon Damian; Haefeli, Pascal; Anwander, Helen; Siebenrock, Klaus-Arno; Tannast, Moritz (2014). Traumatic Avascular Necrosis of the Femoral Head. In: Koo, Kyung-Hoi; Mont, Michael A.; Jones, Lynne C. (eds.) Osteonecrosis (pp. 101-112). Springer 10.1007/978-3-642-35767-1_14

2013

Tannast, Moritz; Macintyre, Neil; Steppacher, Simon D.; Hosalkar, Harish S.; Ganz, Reinhold; Siebenrock, Klaus A. (2013). A systematic approach to analyse the sequelae of LCPD. Hip International, 23(Suppl. 9), pp. 61-70. Wichtig Editore 10.5301/hipint.5000071

Siebenrock, Klaus-Arno; Steppacher, Simon Damian; Haefeli, Pascal Cyrill; Tannast, Moritz; Schwab, Joseph Michael (2013). Valgus Hip With High Antetorsion Causes Pain Through Posterior Extraarticular FAI. Clinical orthopaedics and related research, 471(12), pp. 3774-3780. Springer 10.1007/s11999-013-2895-9

Steppacher, Simon Damian; Albers, Christoph Emanuel; Siebenrock, Klaus Arno; Tannast, Moritz; Ganz, Reinhold (2013). Reply to the Letter to the editor: Femoroacetabular impingement predisposes to traumatic posterior hip dislocation. Clinical orthopaedics and related research, 471(11), pp. 3720-3721. Springer 10.1007/s11999-013-3276-0

Haefeli, Pascal; Steppacher, Simon Damian; Siebenrock, Klaus-Arno; Tannast, Moritz (23 October 2013). The relation of the rectus femoris muscle to the iliocapsularis muscle - Differences between dysplastic and overcovered hips. In: Deutscher Kongress für Orthopädie und Unfallchirurgie (DKOU 2013). Düsseldorf: German Medical Science GMS Publishing House 10.3205/13dkou009

Tannast, Moritz; Pfander, Gilles; Steppacher, Simon D.; Mast, Jeffrey W.; Ganz, Reinhold (2013). Total acetabular retroversion following pelvic osteotomy: presentation, management, and outcome. Hip International, 23(Suppl.), pp. 14-26. Wichtig Editore 10.5301/hipint.5000089

Steppacher, Simon D.; Albers, Christoph E.; Siebenrock, Klaus A.; Tannast, Moritz; Ganz, Reinhold (2013). Femoroacetabular impingement predisposes to traumatic posterior hip dislocation. Clinical orthopaedics and related research, 471(6), pp. 1937-1943. Springer 10.1007/s11999-013-2863-4

Albers, Christoph; Steppacher, Simon Damian; Ganz, Reinhold; Tannast, Moritz; Siebenrock, Klaus-Arno (2013). Impingement adversely affects 10-year survivorship after periacetabular osteotomy for DDH. Clinical orthopaedics and related research, 471(5), pp. 1602-1614. Springer 10.1007/s11999-013-2799-8

Siebenrock, Klaus A.; Steppacher, Simon D.; Albers, Christoph E.; Haefeli, Pascal C.; Tannast, Moritz (2013). Diagnosis and management of developmental dysplasia of the hip from triradiate closure through young adulthood. Journal of bone and joint surgery - American volume, 95- A(8), pp. 749-755. Journal of Bone & Joint Surgery Inc.

Siebenrock, Klaus-Arno; Attinger, Marc Claudio; Steppacher, Simon Damian; Tannast, Moritz (2013). Femoroacetabular Impingement-Current Unterstanding (In Press). In: Current Progress in Orthopedics. TreeLife Media

2012

Ecker, Timo M; Puls, Marc; Steppacher, Simon D; Bastian, Johannes Dominik; Keel, Marius J B; Siebenrock, Klaus A; Tannast, Moritz (2012). Computer-assisted femoral head-neck osteochondroplasty using a surgical milling device an in vitro accuracy study. Journal of arthroplasty, 27(2), pp. 310-6. Philadelphia, Pa.: Elsevier 10.1016/j.arth.2011.03.048

Albers, Christoph Emanuel; Steppacher, Simon Damian; Ganz, Reinhold; Siebenrock, Klaus Arno; Tannast, Moritz (2012). Joint-preserving surgery improves pain, range of motion, and abductor strength after Legg-Calvé-Perthes disease. Clinical orthopaedics and related research, 470(9), pp. 2450-61. Heidelberg: Springer 10.1007/s11999-012-2345-0

Steppacher, SD; Schwab, JM; Siebenrock, KA; Tannast, M (2012). Actual management of femoroacetabular impingement. Minerva ortopedica e traumatologica, 2012(63), pp. 365-378. Torino: Minerva Medica

Zheng, G; von Recum, J; Nolte, L-P; Grützner, P A; Steppacher, S D; Franke, J (2012). Validation of a statistical shape model-based 2D/3D reconstruction method for determination of cup orientation after THA. International Journal of Computer Assisted Radiology and Surgery, 7(2), pp. 225-31. Berlin: Springer 10.1007/s11548-011-0644-7

2011

Steppacher, Simon D; Kowal, Jens H; Murphy, Stephen Barry (2011). Improving cup positioning using a mechanical navigation instrument. Clinical orthopaedics and related research, 469(2), pp. 423-8. Heidelberg: Springer 10.1007/s11999-010-1553-8

Puls, Marc; Ecker, Timo M; Steppacher, Simon D; Tannast, Moritz; Siebenrock, Klaus A; Kowal, Jens H (2011). Automated detection of the osseous acetabular rim using three-dimensional models of the pelvis. Computers in biology and medicine, 41(5), pp. 285-91. New York, N.Y.: Pergamon 10.1016/j.compbiomed.2011.03.004

Babst, D; Steppacher, S D; Ganz, R; Siebenrock, K A; Tannast, M (2011). The iliocapsularis muscle: an important stabilizer in the dysplastic hip. Clinical orthopaedics and related research, 469(6), pp. 1728-34. Heidelberg: Springer 10.1007/s11999-010-1705-x

Albers, CE; Steppacher, SD; Tannast, M; Siebenrock, KA (2011). Die Berner periazetabuläre Osteotomie bei residueller Hüftdysplasie. In: Orthopädie &Rheuma. Heidelberg: Springer Medizin Verlag

Steppacher, SD; Ecker, TM; Tannast, M; Murphy, SB (2011). Absence of Osteolysis in Uncemented Alumina Ceramic-on-Ceramic THA in Patients younger than 50 years after two to 14 years. Seminars in arthroplasty, 22(4), pp. 248-253. Philadelphia, Pa.: W.B. Saunders

Tannast, M; Steppacher, SD; Murphy, SB (2011). Causes of dislocation after THA. In: Glassman AH, Lachiewicz PF (ed.) Orthopaedic knowledge update OKU 4 hip and knee reconstruction. (pp. 345-348). Rosemont, USA: AAOS

Tannast, M; Albers, CE; Steppacher, SD; Siebenrock, KA (2011). Hip pain in the young adult. In: , (ed.) European Instructional Course Lectures, Volume 11 (pp. 141-154). Berlin-Heidelberg: Springer 10.1007/978-3-642-18321-8_11

2010

Puls, M; Ecker, T.M.; Steppacher, S.D.; Bastian, Johannes Dominik; Keel, M; Siebenrock, K.A.; Tannast, M; Kowal, J.H. (2010). A comprehensive computer-assisted application for diagnosis, planning, and conduction of navigated joint preserving surgery in patients with femoroacetabular impingement. In: Davies, B.L; Joskowicz, L; Merloz, P (eds.) Proc. CAOS International.

Puls, M; Ecker, TM; Tannast, M; Steppacher, SD; Siebenrock, KA; Kowal, JH (2010). The Equidistant Method - a novel hip joint simulation algorithm for detection of femoroacetabular impingement. Computer aided surgery, 15(4-6), pp. 75-82. Abingdon, UK: Taylor & Francis 10.3109/10929088.2010.530076

2009

Bittersohl, B; Steppacher, S; Haamberg, T; Kim, YJ; Werlen, S; Beck, M; Siebenrock, KA; Mamisch, TC (2009). Cartilage damage in femoroacetabular impingement (FAI): preliminary results on comparison of standard diagnostic vs delayed gadolinium-enhanced magnetic resonance imaging of cartilage (dGEMRIC). Osteoarthritis and cartilage, 17(10), pp. 1297-306. Amsterdam: Elsevier 10.1016/j.joca.2009.04.016

Steppacher, SD; Tannast, M; Siebenrock, KA (2009). Langzeitergebnisse der PAO. Leading opinions - Orthopädie, -(3), pp. 20-2. Wien: Universimed

Steppacher, SD; Tannast, M; Siebenrock, KA (2009). Ergebnisse nach chirurgischer Hüftluxation. Leading opinions - Orthopädie, -(3), pp. 20-2. Wien: Universimed

Steppacher, SD; Tannast, M; Zheng, G; Zhang, X; Kowal, J; Anderson, SE; Siebenrock, KA; Murphy, SB (2009). Validation of a new method for determination of cup orientation in THA. Journal of orthopaedic research, 27(12), pp. 1583-8. Hoboken, N.J.: Wiley 10.1002/jor.20929

Zheng, G; Zhang, X; Steppacher, SD; Siebenrock, KA; Murphy, SB; Tannast, M (2009). HipMatch: An object-oriented cross-platform program for accurate determination of cup orientation using 2D-3D registration of single standard X-ray radiograph and a CT volume. Computer methods and programs in biomedicine, 3(95), 236 - 248. Amsterdam: Elsevier 10.1016/j.cmpb.2009.02.009

2008

Steppacher, SD; Ecker, TM; Timmerman, I; Murphy, SB (2008). Managing length and stability: the role of the modular neck. Orthopedics, 31(9), pp. 900-2. Thorofare, N.J.: Slack 10.3928/01477447-20080901-34

Ecker, TM; Robbins, C; van Flandern, G; Patch, D; Steppacher, SD; Bierbaum, B; Murphy, SB (2008). Squeaking in total hip replacement: no cause for concern. Orthopedics, 31(9), 875-6, 884. Thorofare, N.J.: Slack 10.3928/01477447-20080901-11

Tannast, M; Mistry, S; Steppacher, SD; Reichenbach, S; Langlotz, F; Siebenrock, KA; Zheng, G (2008). Radiographic analysis of femoroacetabular impingement with Hip2Norm-reliable and validated. Journal of orthopaedic research, 26(9), pp. 1199-205. Hoboken, N.J.: Wiley 10.1002/jor.20653

Steppacher, SD; Tannast, M; Werlen, S; Siebenrock, KA (2008). Femoral morphology differs between deficient and excessive acetabular coverage. Clinical orthopaedics and related research, 466(4), pp. 782-90. Heidelberg: Springer 10.1007/s11999-008-0141-7

Steppacher, SD; Tannast, M; Ganz, R; Siebenrock, KA (2008). Mean 20-year followup of Bernese periacetabular osteotomy. Clinical orthopaedics and related research, 466(7), pp. 1633-44. Heidelberg: Springer 10.1007/s11999-008-0242-3

Steppacher, SD; Tannast, M; Siebenrock, KA (2008). Labrumläsionen des Hüftgelenkes. Orthopädie und Unfallchirurgie up2date(3), pp. 215-32. Stuttgart: Thieme

2007

Zheng, Guoyan; Steppacher, Simon; Zhang, Xuan; Tannast, Moritz (2007). Precise estimation of postoperative cup alignment from single standard X-ray radiograph with gonadal shielding. In: Medical Image Computing and Computer-Assisted Intervention – MICCAI 2007. Lecture notes in computer science: Vol. 10 (pp. 951-959). Berlin: Springer 10.1007/978-3-540-75759-7_115

Siebenrock, KA; Steppacher, S; Tannast, M (2007). HipMotion Mehr Präzision durch den Einsatz von moderner Technologie in der gelenkserhaltenden Hüftchirurgie. Ärztemagazin - das Inselspital, Ihr Partner(12), pp. 5-9. Bern: Inselspital

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