The effect of recombinant human bone morphogenetic protein-2 on the osteogenic potential of rat mesenchymal stem cells after several passages.

abstract：:Background and purpose - Osteoarthritis has become the most common indication for shoulder arthroplasty in Denmark, and the treatment strategies have changed towards the use of anatomical total shoulder arthroplasty and reverse shoulder arthroplasty. We investigated whether changes in the use of arthroplasty types hav...

journal_title：Acta orthopaedica

authors： Rasmussen JV,Amundsen A,Sørensen AKB,Klausen TW,Jakobsen J,Jensen SL,Olsen BS

更新日期：2019-10-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Following metal-on-metal hip arthroplasty (THA), immunological reactions including changes in lymphocyte populations, aseptic loosening, and lymphocytic pseudotumors occur. We hypothesized that changes in lymphocyte subpopulations would be associated with elevated metal ion concentrations. METHO...

journal_title：Acta orthopaedica

authors： Hailer NP,Blaheta RA,Dahlstrand H,Stark A

更新日期：2011-02-01 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:Degree of satisfaction with a knee arthroplasty is said to be correlated to reduced pain and better function. During a validation of the Swedish Knee Arthroplasty Register in 1997, previously operated patients were asked how satisfied they were with their knee. A subgroup of "satisfied" patients was identifi...

journal_title：Acta orthopaedica

authors： Bremander AB,Dunbar M,Knutson K,Petersson IF,Robertsson O

更新日期：2005-12-01 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 uncemented Symax hip stem has shown early proximal ingrowth as result of the BONIT-hydroxyapatite (HA) coating and the distal DOTIZE surface treatment. We evaluated 2-year postoperative radiostereometric analysis (RSA) migration of the Symax hip stem in THA patients. We also investigated t...

journal_title：Acta orthopaedica

authors： Kruijntjens DSMG,Koster L,Kaptein BL,Jutten LMC,Arts JJ,Ten Broeke RHM

更新日期：2020-04-01 00:00:00

abstract：BACKGROUND:The occurrence of club foot (CF) varies between countries and populations, and may be related to endogenous and exogenous factors. We analyzed the occurrence of CF in a whole country over a long period of time (16 years). METHODS:Patients born in Denmark with a foot deformity 1978-93 were identified from th...

journal_title：Acta orthopaedica

authors： Krogsgaard MR,Jensen PK,Kjaer I,Husted H,Lorentzen J,Hvass-Christensen B,Christensen SB,Larsen K,Sonne-Holm S

更新日期：2006-12-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Most patients with femoroacetabular impingement (FAI) have a cam deformity, which may be quantified by measuring the alpha angle and anterior offset ratio (AOR). Knowledge of what constitutes a "normal" alpha angle and AOR is limited. We defined the reference intervals of these measurements from ...

journal_title：Acta orthopaedica

authors： Pollard TC,Villar RN,Norton MR,Fern ED,Williams MR,Simpson DJ,Murray DW,Carr AJ

更新日期：2010-02-01 00:00:00

abstract：:Background and purpose - Information on the epidemiological trends of pelvic fractures and fracture surgery in the general population is limited. We therefore determined the incidence of pelvic fractures in the Finnish adult population between 1997 and 2014 and assessed the incidence and trends of fracture surgery.Pat...

journal_title：Acta orthopaedica

authors： Rinne PP,Laitinen MK,Kannus P,Mattila VM

更新日期：2020-10-01 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:We have previously reported that 6 months of oral treatment with clodronate reduced the migration of the NexGen total knee prosthesis during the first postoperative year, as measured by radiostereometry (RSA). We now report the 4-year results. METHODS:This was a double-blind randomized study, using RSA with...

journal_title：Acta orthopaedica

authors： Hilding M,Aspenberg P

更新日期：2006-12-01 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：PURPOSE:We used patient-reported outcome and risk of revision to compare hemiarthroplasty (HA) with total shoulder arthroplasty (TSA) and stemmed hemiarthroplasty (SHA) with resurfacing hemiarthroplasty (RHA) in patients with glenohumeral osteoarthritis. PATIENTS AND METHODS:We included all patients reported to the Da...

journal_title：Acta orthopaedica

authors： Rasmussen JV,Polk A,Brorson S,Sørensen AK,Olsen BS

更新日期：2014-04-01 00:00:00

abstract：:Background and purpose - A lifetime perspective on revision risks is needed for optimal timing of arthroplasty in osteoarthritis (OA) patients, weighing the benefit of total hip arthroplasty/total knee arthroplasty (THA/TKA) against the risk of revision, after which outcomes are less favorable. Therefore, we provide p...

journal_title：Acta orthopaedica

authors： Gademan MGJ,Van Steenbergen LN,Cannegieter SC,Nelissen RGHH,Marang-Van De Mheen PJ

更新日期：2021-01-22 00:00:00

abstract：BACKGROUND:Ultrasonically driven tools have been used to reduce the incidence of complications during cement removal at revision hip replacement operations. These have been shown to be safe and effective in various ways, but produce fumes. METHODS:Using gas chromatography-mass spectroscopy, we analyzed the fumes produ...

journal_title：Acta orthopaedica

authors： Shewale SB,Briggs RD

更新日期：2005-10-01 00:00:00

abstract：BACKGROUND:By arthroscopy, we observed a phenomenon that, according to our knowledge not previously described, we call the "biceps tendon footprint" (BTF)--an area of chondromalacia beside the bicipital groove. PATIENTS AND METHODS:We studied 118 shoulder arthroscopies prospectively. We documented whether a BTF could ...

journal_title：Acta orthopaedica

authors： Sistermann R

更新日期：2005-04-01 00:00:00

abstract：:Background and purpose - Socioeconomic status is associated with the outcome of major surgery. We investigated the association of socioeconomic status with the risk of early mortality and readmissions after primary total hip arthroplasty (THA). Patients and methods - We obtained information on income, education, immig...

journal_title：Acta orthopaedica

authors： Weiss RJ,Kärrholm J,Rolfson O,Hailer NP

更新日期：2019-06-01 00:00:00

abstract：:Background and purpose - A risk-stratification algorithm for metal-on-metal hip arthroplasty (MoMHA) patients was devised by US experts to help clinicians make management decisions. However, the proposed algorithm did not cover all potential patient or surgical abnormalities. Therefore we adapted the US risk-stratific...

journal_title：Acta orthopaedica

authors： Matharu GS,Berryman F,Dunlop DJ,Judge A,Murray DW,Pandit HG

更新日期：2019-12-01 00:00:00

abstract：UNLABELLED:BACKGROUND AND PURPOSE Over the last 5 years, there has been increasing interest in reducing length of hospitalization (LOS) through accelerated programs. We examined the clinical outcome of patients undergoing a unicompartmental knee replacement (UKR) in an accelerated care program (A group) compared to a c...

journal_title：Acta orthopaedica

authors： Borgwardt L,Zerahn B,Bliddal H,Christiansen C,Sylvest J,Borgwardt A

更新日期：2009-06-01 00:00:00

abstract：BACKGROUND AND PURPOSE:The pathomechanics of the Essex-Lopresti lesion are not fully understood. We used human cadavers and documented the genesis of the injury with high-speed cameras. METHODS:4 formalin-fixed cadaveric specimens of human upper extremities were tested in a prototype, custom-made, drop-weight test ben...

journal_title：Acta orthopaedica

authors： Wegmann K,Engel K,Burkhart KJ,Ebinger M,Holz R,Brüggemann GP,Müller LP

更新日期：2014-04-01 00:00:00

abstract：BACKGROUND AND PURPOSE:This randomized study compared clinical results after surgery for posttraumatic shoulder instability with either an anatomical repair or an older, less anatomical but commonly used method. The less anatomical procedure has been considered quicker and less demanding, but it has been questioned reg...

journal_title：Acta orthopaedica

authors： Salomonsson B,Abbaszadegan H,Revay S,Lillkrona U

更新日期：2009-06-01 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 - The Mitch proximal epiphyseal replacement (PER) was developed to preserve proximal femoral bone and minimize femoral neck fracture associated with hip resurfacing arthroplasty (HRA). We studied the survival and risk of revision of HRA compared with cementless metal-on-polyethylene (MoP) total ...

journal_title：Acta orthopaedica

authors： Tang-Jensen M,Kjærsgaard-Andersen P,Poulsen TK,Overgaard S,Varnum C

更新日期：2019-12-01 00:00:00

abstract：BACKGROUND:Aseptic loosening is the major cause of implant failure. In cemented hip arthroplasty, failure of the acetabular side is mainly due to lysis caused by wear particles. By using an implant with low wear characteristics and by enhancing acetabular fixation using an uncemented implant, we aimed to reduce acetabu...

journal_title：Acta orthopaedica

authors： Vassan UT,Sharma S,Chowdary KP,Bhamra MS

更新日期：2007-08-01 00:00:00

abstract：BACKGROUND AND PURPOSE:In recent years, intramedullary nails (INs) for the treatment of pertrochanteric hip fractures have gained prominence relative to conventional, sliding hip screws (SHSs). There is little empirical background for this development, however. A previous series of ours suggested that the use of SHS wa...

journal_title：Acta orthopaedica

authors： Palm H,Lysén C,Krasheninnikoff M,Holck K,Jacobsen S,Gebuhr P

更新日期：2011-04-01 00:00:00

abstract：BACKGROUND:Periacetabular osteotomy improves radiographic predictors of osteoarthrosis and diminishes pain and functional impairment. No changes in function quantified by gait analysis have yet been documented. We evaluated the functional outcome of periacetabular osteotomy in relation to gait. METHODS:The gait patter...

journal_title：Acta orthopaedica

authors： Pedersen EN,Alkjaer T,Søballe K,Simonsen EB

更新日期：2006-04-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Several mechanisms are responsible for patellar dislocation. We investigated how the primary pathomechanism relates to patient characteristics and the outcome. METHODS:126 patients (81 females) with primary patellar dislocation reported the knee position before the episode, the movement during i...

journal_title：Acta orthopaedica

authors： Nikku R,Nietosvaara Y,Aalto K,Kallio PE

更新日期：2009-08-01 00:00:00

abstract：BACKGROUND AND PURPOSE:In recent years several different plate designs for internal fixation of fractures of the distal radius have been developed. However, few biomechanical studies have been performed to compare these new implants. The purpose of this study was to compare the mechanical properties of 5 different comm...

journal_title：Acta orthopaedica

authors： Krukhaug Y,Gjerdet NR,Lundberg OJ,Lilleng PK,Hove LM

更新日期：2009-04-01 00:00:00

abstract：BACKGROUND:Cyclooxigenase-2 (COX-2) inhibitors have been reported to delay fracture healing. To investigate the major inhibitory period of COX-2 inhibitors in fracture healing, we administrated etodolac, a COX-2-specific inhibitor, to a rat fracture model by altering the period of administration from early to late. ME...

journal_title：Acta orthopaedica

authors： Endo K,Sairyo K,Komatsubara S,Sasa T,Egawa H,Ogawa T,Yonekura D,Murakami R,Yasui N

更新日期：2005-08-01 00:00:00

abstract：BACKGROUND AND PURPOSE:In unstable distal radial fractures that are impossible to reduce or to maintain in reduced position, the treatment of choice is operation. The type of operation and the choice of implant, however, is a matter of discussion. Our aim was to investigate whether open reduction and internal fixation ...

journal_title：Acta orthopaedica

authors： Abramo A,Kopylov P,Geijer M,Tägil M

更新日期：2009-08-01 00:00:00