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Post Zachary D - - 2010
The purported advantages of mobile-bearing knee include increased survivorship and restoration of more natural knee kinematics compared to a standard fixed-bearing design. To evaluate these claims, an extensive review of the available literature was undertaken. We compared survivorship and clinical function, including patient preference. We found no difference in survivorship ...
Bruni Danilo - - 2010
We performed a retrospective clinical and radiographic evaluation of 83 nonconsecutive patients operated in our institute between February 1996 and March 2003 with a mean follow-up of 60 months to assess the efficiency of unicompartmental knee replacement (UKR) performed with a minimally invasive technique. The aim of this study was ...
Kim Myung Ku - - 2010
Autologous chondrocyte implantation (ACI) is widely used to treat symptomatic articular cartilage injury of the knee. Fibrin ACI is a new tissue-engineering technique for the treatment of full-thickness articular cartilage defects, in which autologous chondrocytes are inserted into a three-dimensional scaffold provided by fibrin gel. The objective of this study ...
Kumar Ashok - - 2010
INTRODUCTION: Deformity correction by Illizarov method in haemophilic patients is a rare phenomenon. AIM: To correct the bilateral knee deformity by Illizarov in one sitting. MATERIALS AND METHODS: Patient had fixed flexion deformity (100 degrees ) of both knees; posterior skin webs, posterior subluxation, wasting of quadriceps and <1% level ...
Chalidis Byron E - - 2010
Although total knee replacement (TKR) has been proven a very successful treatment modality for the end-stage knee osteoarthritis (OA) in obese patients, the rehabilitation period often is long and painful. Minimal invasive surgery (MIS) has gained much attention in TKR promising fast and less painful recovery. However, little is known ...
Passeron D - - 2009
A previous study demonstrated that performing a total knee arthroplasty through a lateral approach including anterior tibial tuberosity (ATT) osteotomy (refixed in its original position) presented numerous advantages: correcting the preoperative patella lateral tilt and improving postoperative patella tracking. We hypothesized that these improvements in patella centering were, at least ...
Spencer Simon J - - 2010
Anterior knee pain following primary total knee arthroplasty is common and can be difficult to treat satisfactorily. We reviewed 28 consecutive patients (29 knees) who underwent secondary resurfacing of the patella for persistent anterior knee pain and report on the results. Mean follow-up was 28 months (range 12-61) with no ...
Giaquinto S - - 2010
The study evaluated the subjective functional outcome following total knee arthroplasty (TKA) in participants who underwent hydrotherapy (HT) six months after discharge from a rehabilitation unit. A total of 70 subjects, 12 of which were lost at follow-up, were randomly assigned to either a conventional gym treatment (N=30) or HT ...
Reid Duncan A - - 2010
OBJECTIVE: To compare the effects of an acute stretching intervention on knee extension range of motion, passive resistive torque and stiffness in subjects with osteoarthritis of the knee, and to compare these variables with subjects without osteoarthritis. DESIGN: Cross-sectional experimental study. SETTING: Human performance laboratory. PARTICIPANTS: A total of 55 ...
Bourne Robert B - - 2010
Both primary total hip (THA) and knee (TKA) arthroplasty relieve pain, restore function, and increase mobility. Despite these successes, there is controversy as to whether THA or TKA provides greater or similar improvement. We therefore compared primary THA and TKA patient results in terms of (1) willingness to have surgery ...
Laidlaw Michael S - - 2010
This study is a retrospective comparative cohort radiographic analysis of 114 consecutive patients who underwent posterior cruciate retaining (PCR) total knee arthroplasty (TKA), medial and patellofemoral compartment bicruciate retaining arthroplasty (BCR), or bicruciate substituting (BCS) TKA. In an effort to obtain a quantitative measurement of both anteroposterior (AP) tibiofemoral position ...
Forestier R - - 2010
To determine whether spa therapy, plus home exercises and usual medical treatment provides any benefit over exercises and usual treatment, in the management of knee osteoarthritis. Large multicentre randomised prospective clinical trial of patients with knee osteoarthritis according to the American College of Rheumatology criteria, attending French spa resorts as ...
Irani Afraaz R - - 2010
Patients with common variable immunodeficiency can present with debilitating arthritis. We present the case of a 42-year-old man with bilateral knee arthritis who underwent a right total knee arthroplasty that subsequently became infected. Five months after resection arthroplasty, his right leg spontaneously fused in extension, but his left knee was ...
Bonutti Peter M - - 2010
The goal of this study was to evaluate the treatment of femoral notch stenosis caused by soft tissue hypertrophy. Nineteen patients (19 knees) were evaluated arthroscopically for late-onset clinical findings of progressive loss of extension, pain, and/or crepitus after posterior-stabilized total knee arthroplasty. The patients had similar pathology that included ...
Weckstr?m Maria - - 2010
The purpose of this study was to evaluate the long-term results of arthroscopic resection of a medial plica and to describe the usefulness of the clinical findings and MRI for preoperative diagnostics. From the baseline population of 172,777 military conscripts, thirty-three consecutive young adult patients with normal preoperative MRIs of ...
Lee Ju Hong - - 2009
PURPOSE: This study was undertaken to document the short-term clinical efficacy of arthroscopic pullout suture repair in treating posterior root tears of the medial meniscus. METHODS: From March 2004 to August 2006, 26 patients (27 knees) with posterior root tears of the medial meniscus were treated with arthroscopic pullout suture ...
Gioe Terence J - - 2009
BACKGROUND: Proponents of mobile-bearing total knee arthroplasty believe that it has potential advantages over a fixed-bearing design in terms of diminished wear and improved motion and/or function, but these advantages have not been demonstrated in a randomized clinical comparison to our knowledge. We conducted a patient-blinded, prospective, randomized clinical trial ...
Morgan Patrick M - - 2009
BACKGROUND: The accurate preoperative diagnosis of infection is an essential component of decision-making prior to revision total knee arthroplasty. When preoperative modalities used to detect infection reveal equivocal findings, the surgeon may rely on intraoperative testing. While intraoperative Gram stains are routinely performed during revision total knee arthroplasty, their value ...
Salzmann G M - - 2009
OBJECTIVE: Both, matrix-assisted chondrocyte transplantation (MACT) and osteochondral autograft transplantation (OCT), are applied for treatment of articular cartilage defects. While previous clinical studies have compared the respective outcome, there is no such information investigating the ultrastructural composition using T2 mapping comparing cartilage T2 values of the repair tissue (RT). METHODS: ...
Trattnig Siegfried - - 2009
OBJECTIVES: To evaluate the relationship between T1 after intravenous contrast administration (T1Gd) and Delta relaxation rate (DeltaR1) = (1/T1(Gd) - 1/T1o) in the delayed Gadolinium-Enhanced MRI of cartilage (dGEMRIC) evaluation of cartilage repair tissue. MATERIALS AND METHODS: Thirty single MR examinations from 30 patients after matrix-associated autologous chondrocyte transplantations of ...
Watanabe Toshifumi - - 2009
BACKGROUND: Total knee arthroplasty (TKA) has been widely applied as an effective treatment for knee arthritis for several decades. More recently, minimally invasive surgery (MIS) has been developed for TKA. The purpose of this study was to clarify the difference in clinical results between MIS and conventional TKA. We hypothesized ...
Gruenwald Joerg - - 2009
INTRODUCTION: A total of 177 patients with moderate-to-severe hip or knee osteoarthritis (OA) were tested over a period of 26 weeks in a two-center, two-armed, randomized, double-blind, comparison study. The aim was to see if a combination of glucosamine sulfate (1500 mg/day) and the omega-3 polyunsaturated fatty acids eicosapentaenoic acid ...
Stormont Daniel M - - 2009
We prospectively examined the relationship between pre- and postoperative range of motion utilizing three cruciate retaining knees with various mechanical flexion potentials, i.e., two at about 130 degrees -135 degrees (one with posterior lip and the other without) and the third at about 140 degrees -145 degrees . All groups ...
Tohyama H - - 2009
BACKGROUND: New tissue-engineering technology was developed to create a cartilage-like tissue in a three-dimensional culture using atelocollagen gel. The minimum 2-year followup outcome of transplanting autologous chondrocytes cultured in atelocollagen gel for the treatment of full-thickness defects of cartilage in knees was reported from the single institution. The present multicenter ...
Richmond John - - 2009
The clinical practice guideline was explicitly developed to include only treatments less invasive than knee replacement (ie, arthroplasty). Patients with symptomatic osteoarthritis of the knee are to be encouraged to participate in self-management educational programs and to engage in self-care, as well as to lose weight and engage in exercise ...
Kuipers Bart M - - 2010
The aim of this study was to determine the prognostic value of preoperative patellofemoral osteoarthritis, BMI and age for implant survival of unicompartmental knee arthroplasty (UKA) performed in patients meeting strict admission criteria. The data and radiographs of 437 unilateral Oxford phase III procedures (Biomet, Bridgend, UK) were analysed. All ...
Erggelet Christoph - - 2010
In autologous chondrocyte implantation (ACI), the periosteum patch which is sutured over the cartilage defect has been identified as a major source of complications such as periosteal hypertrophy. In the present retrospective study, we compared midterm results of first-generation ACI with a periosteal patch to second generation ACI using a ...
Lemaire Roger G - - 2010
Two hundred and six consecutive total knee arthroplasties were performed in 180 patients with a highly congruous mobile-bearing knee prosthesis. At mean follow-up of 78 months (range: 60-102 months), the outcomes of 181 knees in 158 patients were evaluated using the American Knee Society's Knee and Functional scoring system and ...
Bourke Michael G - - 2010
This systematic review was performed to compare the outcomes of the medial parapatellar and subvastus surgical approaches for total knee arthroplasty. Five studies, published between 1993 and 2001 met the inclusion quality standards for the review. The methodological quality of most studies was poor, and they were not sufficiently homogenous ...
Kubo Mitsuhiko - - 2009
AIMS: Osteoarthritis (OA) is a common joint disorder and a major socio-economic burden. Chondroitin sulfate (CS), which has chondroprotective properties, is a promising candidate for the therapeutic treatment of OA. Here, we summarize current knowledge as well as future trends of CS for the treatment of hip and knee OA. ...
Jackson Jeffrey D - - 2009
BACKGROUND: Golf provides an opportunity for relatively low-impact exercise for nearly all age groups and is considered a recommended activity for patients after total knee arthroplasty. HYPOTHESIS: We hypothesized that total knee arthroplasty would afford patients increased ability to participate in and enjoy golf, allowing a large percentage of these ...
Tsuji Shigeyoshi - - 2010
With recent technical advancements, the number of operative manipulations in the knee joint by minimally invasive surgery-total knee arthroplasty (MIS-TKA) is now considered to be the same as that using standard TKA (S-TKA). The question still remains, however, if MIS-TKA improves recovery compared to S-TKA. We compared MIS-TKA and S-TKA ...
Biswal Sandeep - - 2010
The aim of this study was to evaluate the intermediate-term survivorship of cemented fixed-bearing unicompartmental knee arthroplasty (UKA). One hundred twenty-eight consecutive UKAs in 98 patients were performed by a single surgeon with "Allegretto" UKA prostheses. Six patients died and 5 were lost to follow-up, leaving 87 patients (116 knees) ...
Willson Seann E - - 2010
Total knee arthroplasty (TKA) using a modular design allows isolated tibial polyethylene insert exchange (ITPIE) as a treatment option for isolated polyethylene failure. We asked whether ITPIE in selected patients would provide high survivorship and identified factors predicting success or failure. We retrospectively reviewed 42 patients (42 knees) who underwent ...
Gomes Jo?o L Ellera - - 2010
INTRODUCTION: The objective of this study was to analyze the surgical results of the simultaneous treatment of femoral pseudoarthrosis and knee stiffness using a combined one-stage approach (quadricepsplasty + osteoperiosteal decortications + bone autografting + fracture stabilization). PATIENTS AND METHOD: Twelve patients (six men) followed up for a minimum of ...
Rogers Benedict A - - 2010
This prospective six-year longitudinal study reviews the clinical outcome of patients undergoing autologous chondrocyte implantation (ACI) and a porcine type I/III collagen membrane cover for deep chondral defects of the knee. We present 57 patients (31 male, 26 female) with a mean age of 31.6 years (range 15-51 years) that ...
Parratte Sebastien - - 2010
Recent literature suggests patients achieve substantial short-term functional improvement after combined bicompartmental implants but longer-term durability has not been documented. We therefore asked whether (1) bicompartmental arthroplasty (either combined medial unicompartmental knee arthroplasty (UKA) and femoropatellar arthroplasty (PFA) or medial UKA/PFA, or combined medial and lateral UKA or bicompartmental UKA) ...
Bellemans Johan - - 2010
There is an ongoing debate whether gender differences in the dimensions of the knee should influence the design of TKA components. We hypothesized that not only gender but also the patient's morphotype determined the shape of the distal femur and proximal tibia and that this factor should be taken into ...
Park Moon Seok - - 2009
This study was undertaken to determine the effect of distal hamstring lengthening (DHL) on hip and knee sagittal kinematics, and to investigate the validity of modeled hamstring length for clinical use. Patient group consisted of 28 patients (56 limbs, mean age 7.4 years) with spastic diplegia who underwent bilateral DHL ...
Zimel Melissa N - - 2009
Although functionally appealing in preserving the native knee, the condyle-sparing intercalary allograft of the distal femur may be associated with a higher risk of tumor recurrence and endoprosthetic replacement for malignant distal femoral bone tumors. We therefore compared the risk of local tumor recurrence between patients in these two types ...
Minas Tom - - 2010
Young patients with early osteoarthritis wishing to remain functionally active have limited treatment options. Existing studies examining the use of autologous chondrocyte implantation (ACI) have included patients with early degenerative changes; however, none specifically investigated the outcome of ACI with this challenging problem. We prospectively followed 153 patients (155 knees) ...
Kim Young-Hoo - - 2009
BACKGROUND: The main goals of total knee arthroplasty are pain relief and improvement in function and the range of motion. The purpose of this study was to compare the ranges of motion of the knees of patients treated with a standard posterior cruciate-retaining total knee prosthesis in one knee and ...
Vasdev A - - 2009
PURPOSE: To compare the mid-term clinical outcomes in Indian patients after total knee arthroplasty (TKA) using a fixed- or mobile-bearing prosthesis. METHODS: 120 consecutive patients (50 men and 70 women) aged 55 to 76 (mean, 63) years who had arthritis of the knee with similar deformity and range of motion ...
Arbuthnot J E - - 2010
Twenty-two total knee replacements (TKR's) were treated for stiffness with arthroscopy and arthrolysis. The median follow-up was 38 months. No patients were lost to follow up. Extensive scarring was found and debrided in all of the knees. The mean Oxford Knee Score improved from 42.6 (+/-7.5) to 36.3 (+/-8.5) (P ...
Kuptniratsaikul Vilai - - 2009
OBJECTIVE: The objective of this study was to determine the efficacy and safety of Curcuma domestica extracts in pain reduction and functional improvement in patients with knee osteoarthritis. STUDY DESIGN AND SETTING: The design and setting were a randomized controlled study at a university hospital in Bangkok, Thailand. METHODS: One-hundred ...
Wilfinger Claudia - - 2009
OBJECTIVES: The aim of this study was to determine if nonoperative treatment of fractures of the tibial spine (intercondylar eminence) in pediatric patients is the treatment of choice for these injuries. DESIGN/SETTING: Retrospective clinical analysis in a single department. PATIENTS: All patients younger than 17 years presenting with a fracture ...
Bauze A J - - 2009
PURPOSE: To present early results of 400 consecutive low contact stress (LCS) anteroposterior (AP) glide total knee arthroplasties (TKAs) performed by a single surgeon. METHODS: 304 consecutive patients aged 30 to 96 (mean, 66) years underwent 400 TKAs using LCS AP glides performed by a single surgeon. Only patients with ...
Nikku Risto - - 2009
Several mechanisms are responsible for patellar dislocation. We investigated how the primary pathomechanism relates to patient characteristics and the outcome. 126 patients (81 females) with primary patellar dislocation reported the knee position before the episode, the movement during it, and whether the patella was locked in dislocation. The median age ...
Foote J A J - - 2010
A retrospective study of a consecutive cohort of 109 patients, under the age of 60, who had either a Patellofemoral replacement (PFR), Unicompartmental replacement (UKR) or a Total knee replacement (TKR). They were operated on by two senior surgeons between 2002 and 2006 at the Avon Orthopaedic Centre in Bristol. ...
Agel Julie - - 2009
BACKGROUND: Functional outcome questionnaires have become a common part of patient follow-up in the orthopaedic community. The modified Cincinnati Knee Rating System and the International Knee Documentation Committee (IKDC) subjective scale were designed to provide clinicians with information regarding a patient's functional and clinical status after knee surgery. HYPOTHESIS: The ...
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