The effect of hospital volume on length of stay, re-admissions, and complications of total hip arthroplasty.

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 - 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:Laboratory tests and early clinical studies have shown that highly cross-linked polyethylene (PE) markedly improves wear resistance compared to conventional PE. We evaluated this type of PE in two randomized clinical studies using radiostereometric analysis (RSA). The 2- and 3-year follow-up of these studies...

journal_title：Acta orthopaedica

authors： Digas G,Kärrholm J,Thanner J,Herberts P

更新日期：2007-12-01 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：:Background and purpose - It is unclear whether physiotherapy interventions or patient education before total hip replacement (THR) is beneficial for patients postoperatively. Utilizing the Swedish Hip Arthroplasty Register (SHAR), we retrospectively studied the influence of preoperative self-reported exposure to physi...

journal_title：Acta orthopaedica

authors： Torisho C,Mohaddes M,Gustafsson K,Rolfson O

更新日期：2019-08-01 00:00:00

abstract：BACKGROUND:There is no consensus on the best surgical treatment of periprosthetic femoral fractures. We report our experience with a dynamic compression plate. PATIENTS AND METHODS:We reviewed the results of 18 periprosthetic femoral fractures treated with open reduction and internal fixation using the dynamic compres...

journal_title：Acta orthopaedica

authors： Tsiridis E,Narvani AA,Timperley JA,Gie GA

更新日期：2005-08-01 00:00:00

abstract：:Background and purpose - Femoral neck preserving hip replacement has been suggested to improve clinical results and facilitate late revision. We compared the 2-year outcome and radiostereometric pattern of femoral head migration between the Collum Femoris Preserving (CFP) stem and the Corail stem. Patients and methods...

journal_title：Acta orthopaedica

authors： Klein LJ,Puretic G,Mohaddes M,Kärrholm J

更新日期：2019-06-01 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: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 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 - 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: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:Overweight and a high level of physical activity are known risk factors for loosening of a total hip arthroplasty (THA) due to primary osteoarthritis. We wanted to investigate how these factors, together with age and sex, affect the risk of revision surgery. PATIENTS AND METHODS:We matched data from the Nor...

journal_title：Acta orthopaedica

authors： Flugsrud GB,Nordsletten L,Espehaug B,Havelin LI,Meyer HE

更新日期：2007-02-01 00:00:00

abstract：BACKGROUND AND PURPOSE:The PRECICE intramedullary limb lengthening system uses a new technique with a magnetic rod and a motorized external remote controller (ERC) with rotational magnetic field. We evaluated the reliability and safety of the PRECICE system. METHODS:We compared our preliminary results with PRECICE in ...

journal_title：Acta orthopaedica

authors： Schiedel FM,Vogt B,Tretow HL,Schuhknecht B,Gosheger G,Horter MJ,Rödl R

更新日期：2014-06-01 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 - 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 - To better detect small changes in postoperative outcome following total hip replacement (THR), the Swedish Hip Arthroplasty Register (SHAR) has decided to change from the EQ-5D-3L (3L) to the EQ-5D-5L (5L). To enable comparison of results obtained with use of the 2 versions of EQ-5D, transfera...

journal_title：Acta orthopaedica

authors： Eneqvist T,Nemes S,Kärrholm J,Burström K,Rolfson O

更新日期：2020-06-01 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 - 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 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：BACKGROUND AND PURPOSE:Deep vein thrombosis is common after total joint replacement. It is frequently asymptomatic, and it is unclear whether this leads to longer-term problems such as post-thrombotic syndrome and leg ulceration. We investigated whether the postoperative prevalence of ulceration in patients who had und...

journal_title：Acta orthopaedica

authors： Gould VC,Wylde V,Smith AJ,Blom AW

更新日期：2011-08-01 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 - 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: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: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:We have previously shown that patients with instability of the anterior syndesmosis benefit from an anatomical reconstruction. It is not known whether this is because of restored kinematics. METHODS:In a prospective study of 5 patients, we assessed clinical findings and tibiofibular kinematics, evaluated by...

journal_title：Acta orthopaedica

authors： Beumer A,Valstar ER,Garling EH,Niesing R,Heijboer RP,Ranstam J,Swierstra BA

更新日期：2005-10-01 00:00:00

abstract：:Background and purpose - Alternative bearing surfaces such as ceramics and highly crosslinked polyethylene (HXLPE) were developed in order to further improve implant performance of total hip arthroplasties (THAs). Whether these alternative bearing surfaces result in increased longevity is subject to debate. Patients a...

journal_title：Acta orthopaedica

authors： Peters RM,Van Steenbergen LN,Stevens M,Rijk PC,Bulstra SK,Zijlstra WP

更新日期：2018-04-01 00:00:00

abstract：BACKGROUND:The in vivo pharmacokinetics of gentamycin- loaded collagen fleeces in humans have not been described in the current literature. We therefore analyzed in vivo pharmacokinetics of these fleeces when used in the treatment of periprosthetic infections. PATIENTS AND METHODS:Gentamycin concentrations were measur...

journal_title：Acta orthopaedica

authors： Swieringa AJ,Goosen JH,Jansman FG,Tulp NJ

更新日期：2008-10-01 00:00:00

abstract：BACKGROUND:Treatment of proximal humerus fractures in elderly patients is challenging because of reduced bone quality. We determined the in vitro characteristics of a new implant developed to target the remaining bone stock, and compared it with an implant in clinical use. METHODS:Following osteotomy, left and right h...

journal_title：Acta orthopaedica

authors： Duda GN,Epari DR,Babst R,Lambert SM,Matthys R,Südkamp NP

更新日期：2007-06-01 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