Similar mortality with general or regional anesthesia in elderly hip fracture patients.

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 and purpose - Virtual reality simulation of hip fracture surgery is available for orthopedic residents nationwide in Denmark. Summative assessment of learning applying the learning curve cumulative summation test (LC-CUSUM) has not been utilized in orthopedic simulation training. The strength of the LC-CUSU...

journal_title：Acta orthopaedica

authors： Rölfing JD,Jensen RD,Paltved C

更新日期：2020-12-01 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:Total knee replacements (TKRs) are being increasingly performed in patients aged < or = 65 years who often have high physical demands. We investigated the relation between age of the patient and prosthesis survival following primary TKR using nationwide data collected from the Finnish Arthroplast...

journal_title：Acta orthopaedica

authors： Julin J,Jämsen E,Puolakka T,Konttinen YT,Moilanen T

更新日期：2010-08-01 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 - 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 - Reverse shoulder arthroplasty (RSA) has become the treatment of choice for cuff-tear arthropathy. There are, however, concerns about the longevity and the outcome of an eventual revision procedure. Thus, resurfacing hemiarthroplasty (RHA) with extended articular surface has been suggested for ...

journal_title：Acta orthopaedica

authors： Ammitzboell M,Baram A,Brorson S,Olsen BS,Rasmussen JV

更新日期：2019-04-01 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 - 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:Hospital volume has been suggested to be one of the best indicators of adverse orthopedic events in patients undergoing THR surgery. We therefore evaluated the effect of hospital volume on the length of stay, re-admissions, and complications of THR at the population level in Finland. METHODS:30,...

journal_title：Acta orthopaedica

authors： Mäkelä KT,Häkkinen U,Peltola M,Linna M,Kröger H,Remes V

更新日期：2011-02-01 00:00:00

abstract：BACKGROUND:After total hip replacement, increased bone metabolism is seen. A local periprosthetic osteopenia can be measured by dual-energy X-ray absorptiometry (DXA), but it is still unkown whether biochemical markers can be used to monitor the local remodeling at an earlier stage. PATIENTS AND METHODS:In this prospe...

journal_title：Acta orthopaedica

authors： Habermann B,Eberhardt C,Feld M,Zichner L,Kurth AA

更新日期：2007-04-01 00:00:00

abstract：BACKGROUND:Gamma irradiation has been widely used for sterilization of bone allografts. However, gamma irradiation alters proteins. This is favorable when it reduces immunogenicity, but is undesirable when osteoinductive proteins are damaged. Although the effect of gamma irradiation on BMPs has been studied, the effect...

journal_title：Acta orthopaedica

authors： Hannink G,Schreurs BW,Buma P

更新日期：2007-02-01 00:00:00

abstract：BACKGROUND:Hospital-specific variation in outcome is generally considered to be an important source of information for clinical improvement. We have measured the magnitude of this variation. METHODS:We determined the revision risk in 37,642 cemented primary total knee arthroplasties inserted as a result of osteoarthri...

journal_title：Acta orthopaedica

authors： Robertsson O,Ranstam J,Lidgren L

更新日期：2006-06-01 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 and purpose - About one-fourth of hip fracture patients have cognitive impairment. We investigated whether patients' cognitive function affects surgical treatment, risk of reoperation, and mortality after hip fracture, based on data in the Norwegian Hip Fracture Register (NHFR).Patients and methods - This p...

journal_title：Acta orthopaedica

authors： Kristoffersen MH,Dybvik E,Steihaug OM,Kristensen TB,Engesaeter LB,Ranhoff AH,Gjertsen JE

更新日期：2020-04-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Resurfacing total hip arthroplasty (RTHA) may preserve the femoral neck bone stock postoperatively. Bone mineral density (BMD) may be affected by the hip position, which might bias longitudinal studies. We investigated the dependency of BMD precision on type of ROI and hip position. METHOD:We DX...

journal_title：Acta orthopaedica

authors： Penny JØ,Ovesen O,Brixen K,Varmarken JE,Overgaard S

更新日期：2010-06-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Cementless total hip arthroplasty is currently favored by many orthopedic surgeons. The design of the porous surface is critically important for long-term fixation. We examined the clinical and radiographic outcome of the cementless titanium hip implant with a bottom coating of apatite-wollastoni...

journal_title：Acta orthopaedica

authors： So K,Kanatani KT,Kuroda Y,Nakamura T,Matsuda S,Akiyama H

更新日期：2012-12-01 00:00:00

abstract：BACKGROUND:Total hip replacement is increasingly used in active, relatively healthy elderly patients with fractures of the femoral neck. Dislocation of the prosthesis is a severe complication, and there is still controversy regarding the optimal surgical approach and its influence on stability. We analyzed factors infl...

journal_title：Acta orthopaedica

authors： Enocson A,Hedbeck CJ,Tidermark J,Pettersson H,Ponzer S,Lapidus LJ

更新日期：2009-04-01 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: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 - Femoral neck fractures are commonly treated with cemented or uncemented hemiarthroplasties (HA). We evaluated differences in mortality and revision rates in this fragile patient group.Patients and methods - From January 1, 2007 until December 31, 2016, 22,356 HA procedures from the Dutch Arthr...

journal_title：Acta orthopaedica

authors： Duijnisveld BJ,Koenraadt KLM,van Steenbergen LN,Bolder SBT

更新日期：2020-08-01 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:Problems during knee extension, due to kinematic alterations, are not uncommon after total knee arthroplasty. Hinged prostheses provide higher stability than non-hinged designs and may minimize these alterations. Thus, in this in vitro study we investigated the quadriceps force required to extend...

journal_title：Acta orthopaedica

authors： Ostermeier S,Friesecke C,Fricke S,Hurschler C,Stukenborg-Colsman C

更新日期：2008-02-01 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:Treatment of fractures of the humeral head remains controversial. We reviewed the outcome of our treatment of 2- and 3-part fractures of the proximal humerus using external fixation as a way of preventing damage to the vascularity of the humeral head and of reducing the risk of infection associated with open...

journal_title：Acta orthopaedica

authors： Martin C,Guillen M,Lopez G

更新日期：2006-04-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Several studies have shown that nicotine has a detrimental effect on the development of rotator cuff tear. However, little is known about its mechanism. We evaluated the effect of nicotine on the maximum tensile load, the maximum tensile stress, and the elastic modulus of the supraspinatus tendon...

journal_title：Acta orthopaedica

authors： Ichinose R,Sano H,Kishimoto KN,Sakamoto N,Sato M,Itoi E

更新日期：2010-10-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Hip resurfacing arthroplasty is claimed to allow higher activity levels and to give better quality of life than total hip arthroplasty. In this literature review, we assessed the therapeutic value of hip resurfacing arthroplasty as measured by functional outcome. METHODS:An extensive literature ...

journal_title：Acta orthopaedica

authors： van Gerwen M,Shaerf DA,Veen RM

更新日期：2010-12-01 00:00:00

abstract：BACKGROUND AND PURPOSE:The validity of various data sources for the assessment of the outcome quality of medical devices was investigated by comparative analysis of the published data sources available for a sample of implants. It was the aim of the study to determine the performance of this implant and to identify pot...

journal_title：Acta orthopaedica

authors： Labek G,Frischhut S,Schlichtherle R,Williams A,Thaler M

更新日期：2011-04-01 00:00:00

abstract：:Background and purpose - Hindfoot arthrodesis using retrograde intramedullary nailing assumes a critical role in limb salvage for patients with diabetic Charcot neuro-arthropathy (CN). However, this procedure is compelling and fraught with complications in diabetic patients. We report the mid-term clinical and radiolo...

journal_title：Acta orthopaedica

authors： Ersin M,Demirel M,Chodza M,Bilgili F,Kiliçoglu OI

更新日期：2020-06-01 00:00:00

abstract：BACKGROUND:When surgical treatment of dysplastic hip osteoarthrosis is necessary, osteotomy is preferable to fusion or THR. We evaluated periacetabular osteotomy as a method of choice. PATIENTS AND METHODS:We treated 36 symptomatic dysplastic hip joints (32 patients) with the Bernese periacetabular osteotomy (PAO) bet...

journal_title：Acta orthopaedica

authors： Pogliacomi F,Stark A,Wallensten R

更新日期：2005-02-01 00:00:00