No superior performance of hydroxyapatite-coated acetabular cups over porous-coated cups.

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:(18)F-FDG PET is a widely used tool for molecular imaging of oncological, cardiovascular, and neurological disorders. We evaluated (18)F-FDG microPET as an implant osteomyelitis imaging tool using a Staphylococcus aureus-induced peroperative implant infection in rabbits. METHODS:Intramedullary t...

journal_title：Acta orthopaedica

authors： Odekerken JC,Brans BT,Welting TJ,Walenkamp GH

更新日期：2014-06-01 00:00:00

abstract：BACKGROUND AND PURPOSE:There is considerable uncertainty about the optimal treatment of displaced 4-part fractures of the proximal humerus. Within the last decade, locking plate technology has been considered a breakthrough in the treatment of these complex injuries. METHODS:We systematically identified and reviewed c...

journal_title：Acta orthopaedica

authors： Brorson S,Frich LH,Winther A,Hróbjartsson A

更新日期：2011-08-01 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 - Modular-neck hip stems have been identified with corrosion-related problems from the neck-stem junction. We report an ongoing varus deformity of modular-neck hip stems with simultaneous metal ion release observed during a study comparing the migration of modular vs. standard hip stems. Patient...

journal_title：Acta orthopaedica

authors： Kiernan S,Kaptein B,Flivik C,Sundberg M,Flivik G

更新日期：2020-12-10 00:00:00

abstract：:Background and purpose - Impaction bone grafting (IBG) is an established method in hip revision surgery to reconstruct loss of bone stock. There is limited knowledge concerning the actual bone remodelling process within the allograft. We investigated with repeated bone mineral density (BMD) measurements the biological...

journal_title：Acta orthopaedica

authors： Gerhardt DMJM,De Visser E,Hendrickx BW,Schreurs BW,Van Susante JLC

更新日期：2018-06-01 00:00:00

abstract：BACKGROUND:Outcome measurement of shoulder arthroplasty is not standardized. We compared 3 scores and 1 evaluation form. PATIENTS AND METHODS:We report on 35 hemiarthroplasties of the shoulder (32 cementless). Mean age of the patients was 62 (29-87) years. After a mean follow-up of 6 years (range 2-18 years) patients ...

journal_title：Acta orthopaedica

authors： Krepler P,Wanivenhaus AH,Wurnig C

更新日期：2006-10-01 00:00:00

abstract：:In order to analyze X-ray markers for potential use in biodegradable implants or radiostereogrammatic analysis (RSA), we combined iopromide contrast fluid with biodegradable calcium phosphate cement. The radio-opacity of 10 x 10 mm markers containing different iodine concentrations (0, 120, 240, 360 and 720 mg per gra...

journal_title：Acta orthopaedica

authors： Stallmann HP,Faber C,Plokker HM,Wuisman PI

更新日期：2005-02-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Internal fixation (IF) in femoral neck fractures has high reoperation rates and some predictors of failure are known, such as age, quality of reduction, and implant positioning. Finding new predictors of failure is an ongoing process, and in this study we evaluated the importance of low bone mine...

journal_title：Acta orthopaedica

authors： Viberg B,Ryg J,Overgaard S,Lauritsen J,Ovesen O

更新日期：2014-02-01 00:00:00

abstract：BACKGROUND AND PURPOSE:The number of periprosthetic fractures following total hip arthroplasty (THA) is increasing. There is, however, limited data on the functional outcome following these injuries. We analyzed functional outcome for revision THA following periprosthetic fracture, and compared this to the outcome of e...

journal_title：Acta orthopaedica

authors： Young SW,Walker CG,Pitto RP

更新日期：2008-08-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Commercial gentamicin-loaded bone cement beads (Septopal) constitute an effective delivery system for local antibiotic therapy. These beads are not available in all parts of the world, and are too expensive for frequent use in others. Thus, orthopedic surgeons worldwide make antibiotic-loaded bea...

journal_title：Acta orthopaedica

authors： Rasyid HN,van der Mei HC,Frijlink HW,Soegijoko S,van Horn JR,Busscher HJ,Neut D

更新日期：2009-10-01 00:00:00

abstract：BACKGROUND AND PURPOSE:We have previously reported that the first 10 years of hip arthroplasty in Lithuania resulted in a higher cumulative revision rate than that observed in Sweden. We thus compared the corresponding results after introduaction of total knee replacement in Lithuania. METHODS:The 10-year revision rat...

journal_title：Acta orthopaedica

authors： Tarasevicius S,Stucinskas J,Robertsson O,Wingstrand H

更新日期：2009-02-01 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 - 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: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:It is well known that anterior cruciate ligament (ACL) injuries are commoner in female athletes. Accordingly, we hypothesized that serum estrogen may play some role in this sex difference. We evaluated the relationship between serum estrogen levels and the mechanical properties of the ACL in rabbits. ANIMAL...

journal_title：Acta orthopaedica

authors： Komatsuda T,Sugita T,Sano H,Kusakabe T,Watanuki M,Yoshizumi Y,Murakami T,Hashimoto M,Kokubun S

更新日期：2006-12-01 00:00:00

abstract：BACKGROUND:The aims of this study were to quantify the risk and identify the causes of early postoperative mortality after total hip arthroplasty. This would help clinicians address preventable causes of death and help in accurate counseling and consenting of patients. METHODS:We determined the death rate at 90 days i...

journal_title：Acta orthopaedica

authors： Blom A,Pattison G,Whitehouse S,Taylor A,Bannister G

更新日期：2006-06-01 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: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 - Uncemented stems are increasingly used in revision hip arthroplasty, but only a few studies have analyzed the outcomes of uncemented and cemented revision stems in large cohorts of patients. We compared the results of uncemented and cemented revision stems. Patients and methods - 1,668 uncemen...

journal_title：Acta orthopaedica

authors： Tyson Y,Rolfson O,Kärrholm J,Hailer NP,Mohaddes M

更新日期：2019-10-01 00:00:00

abstract：:Background and purpose - Up to 20% of patients are dissatisfied after total knee arthroplasty (TKA), mainly because of pain and restricted physical function. We developed a prediction model for 6-month knee range of motion, knee pain, and walking limitations in patients undergoing TKA surgery. Patients and methods - W...

journal_title：Acta orthopaedica

authors： Pua YH,Poon CL,Seah FJ,Thumboo J,Clark RA,Tan MH,Chong HC,Tan JW,Chew ES,Yeo SJ

更新日期：2019-04-01 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:The mechanism of failure of metal-on-metal (MoM) total hip arthroplasty (THA) has been related to a high rate of metal wear debris, which is partly generated from the head-trunnion interface. However, it is not known whether implant fixation is affected by metal wear debris. PATIENTS AND METHODS:49 cases of...

journal_title：Acta orthopaedica

authors： Hjorth MH,Søballe K,Jakobsen SS,Lorenzen ND,Mechlenburg I,Stilling M

更新日期：2014-08-01 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：: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 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:Monoblock acetabular cups represent a subtype of uncemented cups with the polyethylene liner molded into a metal shell, thus eliminating-or at least minimizing-potential backside wear. We hypothesized that the use of monoblock cups could reduce the incidence of osteolysis and aseptic loosening, a...

journal_title：Acta orthopaedica

authors： Weiss RJ,Hailer NP,Stark A,Kärrholm J

更新日期：2012-06-01 00:00:00

abstract：BACKGROUND AND PURPOSE:The reproducibility of results and potential confounders in sample-based studies is important to consider in the assessment of studies. Comprehensive arthroplasty registers could serve as a reference dataset for comparative analyses. We analyzed an implant that is frequently used worldwide, the O...

journal_title：Acta orthopaedica

authors： Labek G,Sekyra K,Pawelka W,Janda W,Stöckl B

更新日期：2011-04-01 00:00:00

abstract：BACKGROUND:Fat embolism (FE), the release of bone marrow contents into the circulation and the subsequent cardiovascular changes, is still a potentially fatal com-plication during orthopedic surgery. Different causative factors have been suggested, but the exact pathomechanism of FE still remains unclear. We investigat...

journal_title：Acta orthopaedica

authors： Aebli N,Schwenke D,Davis G,Hii T,Theis JC,Krebs J

更新日期：2005-12-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Joint replacement with metal-on-metal (MOM) bearings have gained popularity in the last decades in young and active patients. However, the possible effects of MOM wear debris and its corrosion products are still the subject of debate. Alongside the potential disadvantages such as toxicity, the in...

journal_title：Acta orthopaedica

authors： Hosman AH,van der Mei HC,Bulstra SK,Busscher HJ,Neut D

更新日期：2010-10-01 00:00:00