Blar i Department of Clinical Medicine på forfatter "Hallan, Geir"
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Antibiotic-loaded bone cement in prevention of periprosthetic joint infections in primary total knee arthroplasty: A register-based multicentre randomised controlled non-inferiority trial (ALBA trial)
Leta, Tesfaye Hordofa; Gjertsen, Jan-Erik; Dale, Håvard; Hallan, Geir; Lygre, Stein Håkon Låstad; Fenstad, Anne Marie; Dyrhovden, Gro Sævik; Westberg, Marianne; Wik, Tina Strømdal; Jakobsen, Rune Bruhn; Aamodt, Arild; Röhrl, Stephan Maximillian; Gøthesen, Øystein Johannes; Lindalen, Einar; Heir, Stig; Ludvigsen, Jarle; Bruun, Trond; Hansen, Ann Kristin; Aune, Knut Erik Moen; Warholm, Marianne; Skjetne, John Petter; Badawy, Mona; Høvding, Pål; Husby, Otto Schnell; Karlsen, Øystein Espeland; Furnes, Ove Nord (Journal article; Peer reviewed, 2021)Introduction The current evidence on the efficacy of antibiotic-loaded bone cement (ALBC) in reducing the risk of periprosthetic joint infections (PJI) after primary joint reconstruction is insufficient. In several European ... -
Cementing techniques for total knee arthroplasty in Norwegian hospitals; a questionnaire-based study
Khan, Michelle; Gjertsen, Jan-Erik; Fenstad, Anne Marie; Refsum, Anders Myhre; Nguyen, Uy Viet; Hallan, Geir; Høl, Paul Johan; Furnes, Ove Nord (Journal article; Peer reviewed, 2023-11-18)Background: Cementing technique in total knee arthroplasty (TKA) may influence implant survival. There is limited knowledge about the results with clinically used techniques. The aim of this study was to investigate ... -
Complications after intramedullary nailing of femoral fractures in a low-income country. A prospective study of follow-up, HIV infection, and microbial infection rates after IM nailing of 141 femoral fractures at a central hospital in Malawi
Young, Sven; Banza, Leonard N.; Hallan, Geir; Beniyasi, Fletcher; Manda, Kumbukani G.; Munthali, Boston S.; Dybvik, Eva Hansen; Engesæter, Lars B.; Havelin, Leif Ivar (Peer reviewed; Journal article, 2013-10)Background: Some surgeons believe that internal fixation of fractures carries too high a risk of infection in low-income countries (LICs) to merit its use there. However, there have been too few studies from LICs with ... -
Cost utility analysis of intramedullary nailing and skeletal traction treatment for patients with femoral shaft fractures in Malawi
Chokotho, Linda; Donnelley, Claire A; Young, Sven; Lau, Brian C.; Wu, Hao-Hua; Mkandawire, Nyengo; Gjertsen, Jan-Erik; Hallan, Geir; Agarwal-Harding, Kiran J; Shearer, David (Journal article; Peer reviewed, 2021)Background and purpose — In Malawi, both skeletal traction (ST) and intramedullary nailing (IMN) are used in the treatment of femoral shaft fractures, ST being the mainstay treatment. Previous studies have found that IMN ... -
The Delta III and Delta Xtend reverse shoulder arthroplasty. Risk of revision and failure mechanisms: a report on 3,650 cases from the Norwegian Arthroplasty Register 1994-2021
Hole, Randi Margrete; Fenstad, Anne Marie; Gjertsen, Jan-Erik; Hallan, Geir; Furnes, Ove Nord (Journal article; Peer reviewed, 2024)Background The Delta reverse shoulder arthroplasty (RSA) is commonly used worldwide and is the most frequently used RSA in Norway. The aim of this registry-based study was to report 10- and 20-year implant survival, ... -
Does choice of bearings influence the survival of cement-less total hip arthroplasty in patients aged 20–55 years? Comparison of 21,594 patients reported to the Nordic Arthroplasty Register Association dataset 2005–2017
Mikkelsen, Rasmus Tyrsted; Overgaard, Søren; Pedersen, Alma B.; Kärrholm, Johan; Rolfson, Ola; Fenstad, Anne Marie; Furnes, Ove Nord; Hallan, Geir; Mäkelä, Keijo; Eskelinen, Antti; Varnum, Claus (Journal article; Peer reviewed, 2023)Background and purpose: The bearings with the best survivorship for young patients with total hip arthroplasty (THA) should be identified. We compared hazard ratios (HR) of revision of primary stemmed cementless THAs with ... -
Failure of aseptic revision total knee arthroplasties: 145 Revision failures from the Norwegian Arthroplasty Register, 1994-2011
Leta, Tesfaye Hordofa; Lygre, Stein Håkon Låstad; Skredderstuen, Arne Kr; Hallan, Geir; Furnes, Ove (Peer reviewed; Journal article, 2015-07-30)Background and purpose — In Norway, the proportion of revision knee arthroplasties increased from 6.9% in 1994 to 8.5% in 2011. However, there is limited information on the epidemiology and causes of subsequent failure of ... -
Fixation, sex, and age: highest risk of revision for uncemented stems in elderly women - data from 66,995 primary total hip arthroplasties in the Norwegian Arthroplasty Register
Dale, Håvard; Børsheim, Sjur; Kristensen, Torbjørn; Fenstad, Anne Marie; Gjertsen, Jan-Erik; Hallan, Geir; Lie, Stein Atle; Furnes, Ove (Peer reviewed; Journal article, 2020)Background and purpose: There is no consensus on best method of fixation in hip arthroplasty. We investigated different modes of fixation in primary total hip arthroplasty (THA) and the influence of age and sex, to assess ... -
Hoftelidelser hos barn og unge- utredning og behandling av senfølger.
Halvorsen, Vera Baasland; Fenstad, Anne Marie; Röhrl, Stephan Maximillian; Engesæter, Lars B.; Nordsletten, Lars; Terjesen, Terje; Furnes, Ove; Hallan, Geir (Journal article; Peer reviewed, 2020) -
How Does Implant Survivorship Vary with Different Corail Femoral Stem Variants? Results of 51,212 Cases with Up to 30 Years Of Follow-up from the Norwegian Arthroplasty Register
Melbye, Silje Marie; Haug, Sofie Cecilia Dietrich; Fenstad, Anne Marie; Furnes, Ove Nord; Gjertsen, Jan-Erik; Hallan, Geir (Journal article; Peer reviewed, 2021)Background: The Corail® cementless stem (DePuy Synthes) has been used in Norway since 1987 and is one of the most frequently used stems in THA worldwide. Although the published survival results of the standard Corail stem ... -
Hydroxyapatite coating does not improve uncemented stem survival after total hip arthroplasty!: An analysis of 116,069 THAs in the Nordic Arthroplasty Register Association (NARA) database
Hailer, Nils P.; Lazarinis, Stergios; Mäkelä, Keijo T.; Eskelinen, Antti; Fenstad, Anne Marie; Hallan, Geir; Havelin, Leif Ivar; Overgaard, Søren; Pedersen, Alma B.; Mehnert, Frank; Kärrholm, Johan (Peer reviewed; Journal article, 2014-09-01)Background and purpose — It is still being debated whether HA coating of uncemented stems used in total hip arthroplasty (THA) improves implant survival. We therefore investigated different uncemented stem brands, with and ... -
Impact of hip arthroplasty registers on orthopaedic practice and perspectives for the future
Varnum, Claus; Pedersen, Alma Bečić; Rolfson, Ola; Rogmark, Cecilia; Furnes, Ove; Hallan, Geir; Mäkelä, Keijo; de Steiger, Richard; Porter, Martyn; Overgaard, Søren (Peer reviewed; Journal article, 2019)Total hip arthroplasty (THA) registers are established in several countries to collect data aiming to improve the results after THA. Monitoring of adverse outcomes after THA has focused mainly on revision surgery, but ... -
Incidence and risk factors of intraoperative periprosthetic femoral fractures during primary total hip arthroplasty: 218,423 cases reported to the Norwegian Arthroplasty Register between 1987 and 2020
Brüggemann, Heinrich; Dalen, Ingvild; Bache-Mathiesen, Lena Kristin; Fenstad, Anne Marie; Hallan, Geir; Fosse, Lars (Journal article; Peer reviewed, 2022)Background and purpose: Intraoperative periprosthetic femoral fractures (IPFFs) can occur during primary total hip arthroplasty (THA). We describe the incidence of IPFFs during THA in Norway and estimate potential risk ... -
Increased risk of revision for infection in rheumatoid arthritis patients with total hip replacements. A study of 390,671 primary arthroplasties from the Nordic Arthroplasty Register Association
Schrama, Johannes Cornelis; Fenstad, Anne Marie; Dale, Håvard; Hallan, Geir; Overgaard, Søren; Pedersen, Alma B; Kärrholm, Johan; Garellick, Göran; Pulkkinen, Pekka; Eskelinen, Antti; Mäkelä, Keijo; Engesæter, Lars B.; Fevang, Bjørg-Tilde (Peer reviewed; Journal article, 2015)Background and purpose — Medical treatment of rheumatoid arthritis (RA) has changed dramatically over the last 15 years, including immune modulation. We investigated the risk of revision for infection after primary total ... -
Increasing but levelling out risk of revision due to infection after total hip arthroplasty: a study on 108,854 primary THAs in the Norwegian Arthroplasty Register from 2005 to 2019
Dale, Håvard; Høvding, Pål; Tveit, Sindre M.; Graff, Julie B.; Lutro, Olav; Schrama, Johannes Cornelis; Wik, Tina Strømdal; Skråmm, Inge; Westberg, Marianne; Fenstad, Anne Marie; Hallan, Geir; Engesæter, Lars B.; Furnes, Ove (Journal article; Peer reviewed, 2020)Background and purpose — Focus on prevention, surveillance, and treatment of infection after total hip arthroplasty (THA) in the last decade has resulted in new knowledge and guidelines. Previous publications have suggested ... -
Increasing risk of prosthetic joint infection after total hip arthroplasty. 2,778 revisions due to infection after 432,168 primary THAs in the Nordic Arthroplasty Register Association (NARA)
Dale, Håvard; Fenstad, Anne Marie; Hallan, Geir; Havelin, Leif Ivar; Furnes, Ove; Overgaard, Søren; Pedersen, Alma B.; Kärrholm, Johan; Garellick, Göran; Pulkkinen, Pekka; Eskelinen, Antti; Mäkelä, Keijo; Engesæter, Lars B. (Peer reviewed; Journal article, 2012-10)Background and purpose: The risk of revision due to infection after primary total hip arthroplasty (THA) has been reported to be increasing in Norway. We investigated whether this increase is a common feature in the Nordic ... -
Increasing risk of revision due to deep infection after hip arthroplasty. A study on 97,344 primary total hip replacements in the Norwegian Arthroplasty Register from 1987 to 2007
Dale, Håvard; Hallan, Geir; Espehaug, Birgitte; Havelin, Leif Ivar; Engesæter, Lars B. (Peer reviewed; Journal article, 2009-12)Background and purpose: Over the decades, improvements in surgery and perioperative routines have reduced the incidence of deep infections after total hip arthroplasty (THA). There is, however, some evidence to suggest ... -
Increasing risk of revision due to infection after primary total hip arthroplasty: results from the Nordic Arthroplasty Register Association
Dale, Håvard; Fenstad, Anne Marie; Hallan, Geir; Overgaard, Søren; Pedersen, Alma B.; Hailer, Nils P.; Kärrholm, Johan; Rolfson, Ola; Eskelinen, Antti; Mäkelä, Keijo T.; Furnes, Ove Nord (Journal article; Peer reviewed, 2023)Background and purpose: The incidence of periprosthetic joint infection after total hip arthroplasty (THA) may be increasing. We performed time-trend analyses of risk, rates, and timing of revision due to infection after ... -
Inflammatory tissue reactions around aseptically loose cemented hip prostheses: A retrieval study of the Spectron EF stem with Reflection All-Poly acetabular cup
Wolf, Susann; Johannessen, Anne Christine; Ellison, Peter; Furnes, Ove Nord; Hallan, Geir; Rogg, Katharina; Skarstein, Kathrine; Høl, Paul Johan (Journal article; Peer reviewed, 2022)The cemented Spectron EF stem in combination with the cemented non-crosslinked Reflection All-Poly cup showed a high rate of mid-term aseptic loosening. However, the failure mechanisms are not fully known. We assessed the ... -
Is there a reduction in risk of revision when 36-mm heads instead of 32 mm are used in total hip arthroplasty for patients with proximal femur fractures?
Tsikandylakis, G; Kärrholm, Johan; Hallan, Geir; Furnes, Ove; Eskelinen, Antti; Mäkelä, Keijo T.; Pedersen, Alma B; Overgaard, Søren; Mohaddes, M. (Journal article; Peer reviewed, 2020)Background and purpose — 32-mm heads are widely used in total hip arthroplasty (THA) in Scandinavia, while the proportion of 36-mm heads is increasing as they are expected to increase THA stability. We investigated whether ...