abstract：:Background and purpose - Mobile-bearing total knee prostheses (TKPs) were developed in the 1970s in an attempt to increase function and improve implant longevity. However, modern fixed-bearing designs like the single-radius TKP may provide similar advantages. We compared tibial component migration measured with radios...

journal_title：Acta orthopaedica

authors： Van Hamersveld KT,Marang-Van De Mheen PJ,Van Der Heide HJL,Van Der Linden-Van Der Zwaag HMJ,Valstar ER,Nelissen RGHH

更新日期：2018-04-01 00:00:00

abstract：:Background and purpose - About 86,000 total hip replacements (THR) have been registered in patients under 55 years in the National Joint Registry of England and Wales (NJR). The use of uncemented implants has increased, despite their outcomes not having been proven to be significantly better than cemented implants in ...

journal_title：Acta orthopaedica

authors： Kiran M,Johnston LR,Sripada S,Mcleod GG,Jariwala AC

更新日期：2018-04-01 00:00:00

abstract：:Background and purpose - Although the use of patient-specific positioning guides (PSPGs) in total knee replacement (TKR) in theory is promising, the technique has not yet proven its superior- ity compared with the conventional method. We compared radio- logical alignment and clinical outcome between TKR performed with...

journal_title：Acta orthopaedica

authors： Van Leeuwen JAMJ,Snorrason F,Röhrl SM

更新日期：2018-02-01 00:00:00

abstract：:Background and purpose - The treatment of patients between 55 and 70 years with displaced intracapsular femoral neck fracture remains controversial. We compared internal fixation (IF), bipolar hemiarthroplasty (HA) and total hip arthroplasty (THA) in terms of mortality, reoperations and patient-reported outcome by usi...

journal_title：Acta orthopaedica

authors： Bartels S,Gjertsen JE,Frihagen F,Rogmark C,Utvåg SE

更新日期：2018-02-01 00:00:00

abstract：:Background and purpose - Hip resurfacing (HR) is a treatment option promoted for hip arthritis in young and active patients. However, adverse reactions to metal are a concern and the search for non-metallic bearing options proceeds. We present the first clinical study performed in patients using a newly developed hydr...

journal_title：Acta orthopaedica

authors： Van Susante JLC,Verdonschot N,Bom LPA,Tomaszewski P,Campbell P,Ebramzadeh E,Schreurs BW

更新日期：2018-02-01 00:00:00

abstract：:Background and purpose - Total ankle replacement (TAR) is gaining popularity for treatment of end-stage ankle arthritis. Large patient-centered outcome studies are, however, few. Here, we report data from the Swedish Ankle Registry. Patients and methods - We examined outcomes after primary TAR in patients from the Swe...

journal_title：Acta orthopaedica

authors： Kamrad I,Carlsson Å,Henricson A,Magnusson H,Karlsson MK,Rosengren BE

更新日期：2017-12-01 00:00:00

abstract：:- Knee pathologies including focal cartilage injuries, osteoarthritis (OA), and ligament injuries are common. The poor regeneration and healing potential of cartilage has led to the search for other treatment modalities with improved healing capacity. Furthermore, with an increasing elderly population that desires to ...

journal_title：Acta orthopaedica

authors： Moatshe G,Morris ER,Cinque ME,Pascual-Garrido C,Chahla J,Engebretsen L,Laprade RF

更新日期：2017-12-01 00:00:00

abstract：:Background and purpose - The additional effects of a continuous adductor canal block (ACB) compared with a single-dose local infiltration anesthesia (LIA) after total knee arthroplasty (TKA) has not been widely researched. Both methods have good effect individually. We hypothesized that a continuous ACB added to a sin...

journal_title：Acta orthopaedica

authors： Gudmundsdottir S,Franklin JL

更新日期：2017-10-01 00:00:00

abstract：:Background and purpose - Psychosocial factors are important risk factors for poor outcomes in the first year after total knee replacement (TKR), however their impact on long-term outcomes is unclear. We aimed to identify preoperative psychosocial risk factors for poor outcomes at 1 year and 5 years after TKR. Patients...

journal_title：Acta orthopaedica

authors： Wylde V,Trela-Larsen L,Whitehouse MR,Blom AW

更新日期：2017-10-01 00:00:00

abstract：:Background and purpose - There is a lack of information on any associations between the functional outcome and age and diagnosis in patients who have undergone shoulder arthroplasty. We therefore evaluated the functional outcome in "young" and "old" patients treated with either hemiarthroplasty (HA) or total shoulder ...

journal_title：Acta orthopaedica

authors： Sowa B,Thierjung H,Bülhoff M,Loew M,Zeifang F,Bruckner T,Raiss P

更新日期：2017-06-01 00:00:00

abstract：:Background and purpose - The annual number of total knee arthroplasties (TKAs) has increased worldwide in recent years. To make projections regarding future needs for primaries and revisions, additional knowledge is important. We analyzed and compared the incidences among 4 Nordic countries Patients and methods - Usin...

journal_title：Acta orthopaedica

authors： NiemeläInen MJ,MäKelä KT,Robertsson O,W-Dahl A,Furnes O,Fenstad AM,Pedersen AB,Schrøder HM,Huhtala H,Eskelinen A

更新日期：2017-04-01 00:00:00

abstract：:Background and purpose - The length of stay after total hip arthroplasty has been reduced to 2-4 days after implementing fast-track surgery. We investigated whether a new time-based patient-centered primary direct anterior approach (DAA) total hip arthroplasty (THA) treatment protocol in a specialized clinic, with a p...

journal_title：Acta orthopaedica

authors： Van Den Eeden YN,De Turck BJ,Van Den Eeden FM

更新日期：2017-02-01 00:00:00

abstract：:Background and purpose - Hemiarthroplasty (HA) is the most common treatment for displaced femoral neck fractures in many countries. In Norway, there has been a tradition of using the direct lateral surgical approach, but worldwide a posterior approach is more often used. Based on data from the Norwegian Hip Fracture R...

journal_title：Acta orthopaedica

authors： Kristensen TB,Vinje T,Havelin LI,Engesæter LB,Gjertsen JE

更新日期：2017-02-01 00:00:00

abstract：:Background and purpose - Hip dislocation is one of the most common complications following total hip arthroplasty (THA). Several factors that affect dislocation have been identified, including acetabular cup positioning. Optimal values for cup inclination and anteversion are debatable. We performed a systematic review...

journal_title：Acta orthopaedica

authors： Seagrave KG,Troelsen A,Malchau H,Husted H,Gromov K

更新日期：2017-02-01 00:00:00

abstract：:Background and purpose - Functional limitations after total knee arthroplasty (TKA) are common. In this longitudinal study, we wanted to identify subgroups of patients with distinct trajectories of pain-related interference with walking during the first year after TKA and to determine which demographic, clinical, symp...

journal_title：Acta orthopaedica

authors： Lindberg MF,Miaskowski C,RustøEn T,Rosseland LA,Cooper BA,Lerdal A

更新日期：2016-12-01 00:00:00

abstract：:Background and purpose - Early postoperative mortality is relatively high after total hip arthroplasty (THA) that has been performed due to femoral neck fracture. However, this has rarely been investigated after adjustment for medical comorbidity and comparison with the mortality in an age-matched population. We there...

journal_title：Acta orthopaedica

authors： Hailer NP,Garland A,Rogmark C,Garellick G,Kärrholm J

更新日期：2016-12-01 00:00:00

abstract：:Background and purpose - The long-term effects of computer-assisted surgery in total knee replacement (CAS) compared to conventionally operated knee replacement (CON) are still not clear. We compared survivorship and relative risk of revision in CAS and CON based on data from the Norwegian Arthroplasty Register. Patie...

journal_title：Acta orthopaedica

authors： Dyrhovden GS,Fenstad AM,Furnes O,Gøthesen Ø

更新日期：2016-12-01 00:00:00

abstract：:- Meniscal root tears (MRTs) are defined as radial tears within 1 cm of the meniscal root insertion, or an avulsion of the insertion of the meniscus. These injuries change joint loading due to failure of the meniscus to convert axial loads into hoop stresses, resulting in joint overloading and degenerative changes in ...

journal_title：Acta orthopaedica

authors： Moatshe G,Chahla J,Slette E,Engebretsen L,Laprade RF

更新日期：2016-10-01 00:00:00

abstract：:Background and purpose - Patients having a total knee arthroplasty (TKA) after a previous high tibial osteotomy (HTO) constitute a minor group among those undergoing primary TKA for knee osteoarthritis (OA). There have been few reports on whether such patients differ pre- and postoperatively from those who undergo TKA...

journal_title：Acta orthopaedica

authors： W-Dahl A,Robertsson O

更新日期：2016-08-01 00:00:00

abstract：:Background and purpose - Patient-specific instrumentation (PSI) for total knee arthroplasty (TKA) has been introduced to improve alignment and reduce outliers, increase efficiency, and reduce operation time. In order to improve our understanding of the outcomes of patient-specific instrumentation, we conducted a meta-...

journal_title：Acta orthopaedica

authors： Huijbregts HJ,Khan RJ,Sorensen E,Fick DP,Haebich S

更新日期：2016-08-01 00:00:00

abstract：:Background and purpose - A 2-stage revision is the most common treatment for late deep prosthesis-related infections and in all cases of septic loosening. However, there is no consensus about the optimal interval between the 2 stages. Patients and methods - We retrospectively studied 120 deep infections of total hip (...

journal_title：Acta orthopaedica

authors： Janssen DM,Geurts JA,Jütten LM,Walenkamp GH

更新日期：2016-08-01 00:00:00

abstract：:Background and purpose - Recent studies have revealed deficiencies in the accuracy of data from joint registries when reoperations for prosthetic joint infections (PJIs) are reported, particularly when no components are changed. We compared the accuracy of data from the New Zealand Joint Registry (NZJR) to a multicent...

journal_title：Acta orthopaedica

authors： Zhu M,Ravi S,Frampton C,Luey C,Young S

更新日期：2016-08-01 00:00:00

abstract：:- The International Society of Arthroplasty Registries (ISAR) Patient-Reported Outcome Measures (PROMs) Working Group have evaluated and recommended best practices in the selection, administration, and interpretation of PROMs for hip and knee arthroplasty registries. The 2 generic PROMs in common use are the Short For...

journal_title：Acta orthopaedica

authors： Rolfson O,Bohm E,Franklin P,Lyman S,Denissen G,Dawson J,Dunn J,Eresian Chenok K,Dunbar M,Overgaard S,Garellick G,Lübbeke A,Patient-Reported Outcome Measures Working Group of the International Society of Arthroplasty Registries.

更新日期：2016-07-01 00:00:00

abstract：:Background and purpose - Although the results of primary total hip replacements (THRs) are generally excellent, sometimes serious complications arise. Some of these severe complications are considered to be patient injuries. We analyzed primary THR-related patient injuries in a nationwide setting. Patients and methods...

journal_title：Acta orthopaedica

authors： Helkamaa T,Hirvensalo E,Huhtala H,Remes V

更新日期：2016-06-01 00:00:00

abstract：:Background and purpose - There is a general call for phased introduction of new implants, and one step in the introduction is an early evaluation of micromotion. We compared the micromotion in the Triathlon and its predecessor, the Duracon total knee prosthesis, concentrating especially on continuous migration over 5 ...

journal_title：Acta orthopaedica

authors： Molt M,Ryd L,Toksvig-Larsen S

更新日期：2016-06-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Intraoperative periprosthetic femoral fracture is a known complication of cementless total hip arthroplasty (THA). We determined the incidence of--and risk factors for--intraoperative calcar fracture, and assessed its influence on the risk of revision. PATIENTS AND METHODS:This retrospective ana...

journal_title：Acta orthopaedica

authors： Miettinen SS,Mäkinen TJ,Kostensalo I,Mäkelä K,Huhtala H,Kettunen JS,Remes V

更新日期：2016-01-01 00:00:00

abstract：BACKGROUND AND PURPOSE:There is continuing confusion among practitioners with regard to the optimal choice of anesthetic type for repair of hip fractures. We investigated whether type of anesthetic was associated with short-term mortality after hip fracture surgery. PATIENTS AND METHODS:We conducted a retrospective co...

journal_title：Acta orthopaedica

authors： Brox WT,Chan PH,Cafri G,Inacio MC

更新日期：2016-01-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Ultrasound is used for imaging of pseudotumors associated with metal-on-metal (MoM) hips. Ultrasound has been compared with magnetic resonance imaging, but to date there have been no studies comparing ultrasound findings and revision findings. METHODS:We evaluated the sensitivity and specificity...

journal_title：Acta orthopaedica

authors： Lainiala O,Elo P,Reito A,Pajamäki J,Puolakka T,Eskelinen A

更新日期：2015-06-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Hip fracture (HF) in frail elderly patients is associated with poor physical recovery and death. There is often postoperative blood loss and the hemoglobin (Hb) threshold for red blood cell (RBC) transfusions in these patients is unknown. We investigated whether RBC transfusion strategies were as...

journal_title：Acta orthopaedica

authors： Gregersen M,Borris LC,Damsgaard EM

更新日期：2015-06-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Optical coherence tomography (OCT) is a light-based imaging technique suitable for depiction of thin tissue layers such as articular cartilage. Quantification of results and direct comparison with a reference standard is needed to confirm the role of OCT in cartilage evaluation. MATERIALS AND ME...

journal_title：Acta orthopaedica

authors： Cernohorsky P,Kok AC,Bruin DM,Brandt MJ,Faber DJ,Tuijthof GJ,Kerkhoffs GM,Strackee SD,van Leeuwen TG

更新日期：2015-04-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Surgical treatment of chronic acromioclavicular joint dislocations is challenging, and no single procedure can be considered to be the gold standard. In 2010, the GraftRope method (Arthrex Inc., Naples, FL) was introduced in a case series of 10 patients, showing good clinical results and no compl...

journal_title：Acta orthopaedica

authors： Nordin JS,Aagaard KE,Lunsjö K

更新日期：2015-04-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Integration of repaired cartilage with surrounding native cartilage is a major challenge for successful tissue-engineering strategies of cartilage repair. We investigated whether incorporation of mesenchymal stem cells (MSCs) into the collagen scaffold improves integration and repair of cartilage...

journal_title：Acta orthopaedica

authors： Araki S,Imai S,Ishigaki H,Mimura T,Nishizawa K,Ueba H,Kumagai K,Kubo M,Mori K,Ogasawara K,Matsusue Y

更新日期：2015-02-01 00:00:00

abstract：BACKGROUND AND PURPOSE:The risk of complications in cirrhosis patients after orthopedic surgery is unclear. We examined this risk after total hip arthroplasty (THA) or total knee arthroplasty (TKA). PATIENTS AND METHODS:Using Danish healthcare registries, we identified all Danish residents who underwent a THA or TKA f...

journal_title：Acta orthopaedica

authors： Deleuran T,Vilstrup H,Overgaard S,Jepsen P

更新日期：2015-02-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Postoperative muscle strength and component alignment are important factors affecting functional results after total knee arthroplasty (TKA). We are not aware of any studies that have investigated the relationship between them. We therefore investigated whether coronal malalignment of the mechani...

journal_title：Acta orthopaedica

authors： Stucinskas J,Robertsson O,Sirka A,Lebedev A,Wingstrand H,Tarasevicius S

更新日期：2015-01-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Instrumented 3-D gait analyses (GA) in children with cerebral palsy (CP) have shown improved gait function 1 year postoperatively. Using GA, we assessed the outcome after 5 years and evaluated parental satisfaction with the surgery and the need for additional surgery. PATIENTS AND METHODS:34 amb...

journal_title：Acta orthopaedica

authors： Terjesen T,Lofterød B,Skaaret I

更新日期：2015-01-01 00:00:00

abstract：BACKGROUND AND PURPOSE:We have previously shown that during the first 2 years after total hip arthroplasty (THA), periprosthetic bone resorption can be prevented by 6 months of risedronate therapy. This follow-up study investigated this effect at 4 years. PATIENTS AND METHODS:A single-center, double-blind, randomized ...

journal_title：Acta orthopaedica

authors： Muren O,Akbarian E,Salemyr M,Bodén H,Eisler T,Stark A,Sköldenberg O

更新日期：2015-01-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Surgical correction of foot deformities as part of single-event multilevel surgery (SEMLS) to optimize postoperative training is sometimes indicated in ambulatory children with cerebral palsy. We have, however, experienced excessive postoperative pain and rehabilitation problems in a number of th...

journal_title：Acta orthopaedica

authors： Høiness PR,Capjon H,Lofterød B

更新日期：2014-12-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Metal artifact reduction sequence (MARS) MRI is widely advocated for surveillance of metal-on-metal hip arthroplasties (MOM-HAs). However, its use is limited by susceptibility artifact at the prosthesis-bone interface, local availability, patient compliance, and cost (Hayter et al. 2011a). We wan...

journal_title：Acta orthopaedica

authors： Robinson E,Henckel J,Sabah S,Satchithananda K,Skinner J,Hart A

更新日期：2014-12-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Current techniques for epiphysiodesis involve opening of cortical windows; use of staples, screws, and tension devices; and fusion with curettes or drills. Complications may have serious consequences. There is a need for a more reliable, precise, and less traumatic procedure that overcomes the kn...

journal_title：Acta orthopaedica

authors： Shiguetomi-Medina JM,Rahbek O,Abood AA,Stødkilde-Jørgensen H,Møller-Madsen B

更新日期：2014-09-01 00:00:00

abstract：BACKGROUND AND PURPOSE:We previously evaluated a new uncemented femoral stem designed for elderly patients with a femoral neck fracture and found stable implant fixation and good clinical results up to 2 years postoperatively, despite substantial periprosthetic bone mineral loss. We now present the medium-term follow-u...

journal_title：Acta orthopaedica

authors： Sköldenberg OG,Sjöö H,Kelly-Pettersson P,Bodén H,Eisler T,Stark A,Muren O

更新日期：2014-08-01 00:00:00