“Great balls on fire:” known algorithm with a new instrument?

by Stephan M Röhrl
Published 2020-11-01

No detrimental effect of ligament balancing on functional outcome after total knee arthroplasty: a prospective cohort study on 129 mechanically aligned knees with 3 years’ follow-u...

by Eirik Aunan, Stephan M Röhrl
Published 2018-09-01

No medium-term advantage of electrochemical deposition of hydroxyapatite in cementless femoral stems: 5-year RSA and DXA results from a randomized controlled trial

by Bernhard Flatøy, Stephan M Röhrl, Berte Bøe, Lars Nordsletten
Published 2016-01-01

CT-based radiostereometric analysis for assessing midfoot kinematics: precision compared with marker-based radiostereometry

by Magnus Poulsen, Are H Stødle, Lars Nordsletten, Stephan M Röhrl
Published 2023-07-01

A 2-year RSA study of the Vanguard CR total knee system: A randomized controlled trial comparing patient-specific positioning guides with conventional technique

by Frank-David Øhrn, Justin Van Leeuwen, Masako Tsukanaka, Stephan M Röhrl
Published 2018-07-01

No radiological and clinical advantages with patient-specific positioning guides in total knee replacement: A multicenter randomized controlled trial

by Justin A M J Van Leeuwen, Finnur Snorrason, Stephan M Röhrl
Published 2018-01-01

Effects of patient-specific positioning guides (PSPGs) vs. conventional instrumentation on patient-reported outcome in total knee arthroplasty: secondary analysis of a randomized c...

by Sean C S Rivrud, Stephan M Röhrl, Justin A M J van Leeuwen
Published 2023-07-01

Stable glenoid component of reverse total shoulder arthroplasty at 2 years as measured with model-based radiostereometric analysis (RSA)

by Alexander Nilsskog Fraser, Berte Bøe, Tore Fjalestad, Jan Erik Madsen, Stephan M Röhrl
Published 2021-10-01

Higher cartilage wear in unipolar than bipolar hemiarthroplasties of the hip at 2 years: A randomized controlled radiostereometric study in 19 fit elderly patients with femoral nec...

by Wender Figved, Stian Svenøy, Stephan M Röhrl, Jon Dahl, Lars Nordsletten, Frede Frihagen
Published 2018-09-01

Computed tomography-based radiostereometric analysis in orthopedic research: practical guidelines

by Olof H Sandberg, Johan Kärrholm, Henrik Olivecrona, Stephan M Röhrl, Olof G Sköldenberg, Cyrus Brodén
Published 2023-07-01

The effect of minimally invasive sacroiliac joint fusion compared to sham operation: a double-blind randomized placebo-controlled trialResearch in context

by Engelke Marie Randers, Paul Gerdhem, Britt Stuge, Elias Diarbakerli, Lars Nordsletten, Stephan M. Röhrl, Thomas Johan Kibsgård
Published 2024-02-01

Risk factors for revision surgery due to dislocation within 1 year after 111,711 primary total hip arthroplasties from 2005 to 2019: a study from the Norwegian Arthroplasty Registe...

by Peder S Thoen, Stein Håkon Låstad Lygre, Lars Nordsletten, Ove Furnes, Hein Stigum, Geir Hallan, Stephan M Röhrl
Published 2022-06-01

A novel instrument for ligament balancing: a biomechanical study in human cadaveric knees

by Lars H. W. Engseth, Jørgen Grønsund, Eirik Aunan, Jan Egil Brattgjerd, Anselm Schulz, Gilbert Moatshe, Stephan M. Röhrl
Published 2023-01-01

Implant survival and radiographic outcome of total hip replacement in patients less than 20 years old

by Masako Tsukanaka, Vera Halvorsen, Lars Nordsletten, Ingvild Ø EngesæTer, Lars B EngesæTer, Anne Marie Fenstad, Stephan M Röhrl
Published 2016-09-01

Similar migration in computer-assisted and conventional total knee arthroplasty: A multicenter, parallel-group, randomized controlled trial involving 54 patients

by Gunnar Petursson, Anne Marie Fenstad, Øystein Gøthesen, Kristin Haugan, Gro Sævik Dyrhovden, Geir Hallan, Stephan M Röhrl, Arild Aamodt, Kjell G Nilsson, Ove Furnes
Published 2017-03-01

Outcome of 881 total hip arthroplasties in 747 patients 21 years or younger: data from the Nordic Arthroplasty Register Association (NARA) 1995–2016

by Vera Halvorsen, Anne Marie Fenstad, Lars B Engesæter, Lars Nordsletten, Søren Overgaard, Alma B Pedersen, Johan Kärrholm, Maziar Mohaddes, Antti Eskelinen, Keijo T Mäkelä, Stephan M Röhrl
Published 2019-07-01

Guideline for RSA and CT-RSA implant migration measurements: an update of standardizations and recommendations

by Bart L Kaptein, Bart Pijls, Lennard Koster, Johan Kärrholm, Maury Hull, Abby Niesen, Petra Heesterbeek, Stuart Callary, Matthew Teeter, Trevor Gascoyne, Stephan M Röhrl, Gunnar Flivik, Laura Bragonzoni, Elise Laende, Olof Sandberg, L Bogdan Solomon, Rob Nelissen, Maiken Stilling
Published 2024-05-01