Degenerative changes of the lumbar spine: assessment by computed tomography.

abstract：:Sterilization method changes to the Low Contact Stress (LCS) Total Knee System (DePuy Orthopaedics Inc, Warsaw, Ind) have resulted in progressive improvements in wear resistance. Initially, the system used the traditional gamma in air irradiation sterilization method, but was transitioned to Gas plasma sterilization. ...

journal_title：Orthopedics

authors： McNulty DE,Liao YS,Haas BD

更新日期：2002-02-01 00:00:00

abstract：:This study reviewed the clinical history and management of acquired growth arrest in the upper extremity in pediatric patients. The records of all patients presenting from 1996 to 2012 with radiographically proven acquired growth arrest were reviewed. Records were examined to determine the etiology and site of growth ...

journal_title：Orthopedics

authors： Gauger EM,Casnovsky LL,Gauger EJ,Bohn DC,Van Heest AE

更新日期：2017-01-01 00:00:00

abstract：:Intermediate clinical and radiographic results of the new generation of total ankle arthroplasties have been encouraging. Many of the devastating problems of earlier designs have been avoided, yet these newer implants are not without complications. Many problems can be avoided with careful preoperative planning and by...

journal_title：Orthopedics

authors： Raikin SM,Myerson MS

更新日期：2006-10-01 00:00:00

abstract：:A case of a 14-year-old male with a history, physical exam, and x-rays compatible with an epiphyseal injury of the proximal right clavicle is presented. Typical symptoms, physical examination findings, and special roentgenographic views are discussed along with conservative and operative modes of treatment. ...

journal_title：Orthopedics

authors： Hadesman W,Trotter D,Ibrahim K

更新日期：1982-05-01 00:00:00

abstract：:This retrospective study compares the short-term outcomes of small-incision unicompartmental knee arthroplasty (41 patients) with standard total knee arthroplasty (TKA) (50 patients) in 91 consecutive patients older than 70 years. Knee Society Scores and range of motion (ROM) were assessed preoperatively, at 6 weeks a...

journal_title：Orthopedics

authors： Fisher DA,Dalury DF,Adams MJ,Shipps MR,Davis K

更新日期：2010-09-07 00:00:00

abstract：:The biomechanical strength of a bone-patellar tendon-bone graft in the tibia may vary depending on whether the interference screw abuts the cancellous vs the cortical surface of the bone plug. In a porcine model, 10×20-mm bone-patellar tendon-bone grafts were prepared and fixed in a 10-mm diameter tibial tunnel using ...

journal_title：Orthopedics

authors： Marsh NA,Antosh IJ,O'Conor DK,Ortega RJ,Paneral NS,Cameron KL,Posner M

更新日期：2018-11-01 00:00:00

abstract：:In spinal decompression and fusion surgery, a high speed burr is often used to remove bony material. The generated bone shavings are typically washed away and discarded. This study histologically examined the content of burr shavings to determine whether the collected tissue has the potential to augment local autograf...

journal_title：Orthopedics

authors： Patel VV,Estes SM,Naar EM,Lindley EM,Burger E

更新日期：2009-01-01 00:00:00

abstract：:This prospective study confirms that patellofemoral pain arises predominantly in a young population and is more common in females. Patellar malalignment and its progression to patellar subluxation can be managed conservatively with improvement in the majority of cases. Arthroscopic lateral release may be necessary for...

journal_title：Orthopedics

authors： Yates C,Grana WA

更新日期：1986-05-01 00:00:00

abstract：:Individuals experiencing post-polio sequelae (PPS) are usually advised to make significant lifestyle changes to lessen symptoms and prevent further decline in function. These individuals have spent most of their lives equating success with over-achievement and find it difficult to implement such recommendations. As sp...

journal_title：Orthopedics

authors： Young GR

更新日期：1991-11-01 00:00:00

abstract：:Mobile image intensifiers are more readily used to assess acetabular cup placement when performing a total hip arthroplasty through a direct anterior approach. However, patient positioning affects pelvic tilt and rotation, which in turn requires proper C-arm fluoroscopy adjustments for image interpretation. The author...

journal_title：Orthopedics

authors： Alvarez AM,Suarez JC,Patel P,Benton EG

更新日期：2013-10-01 00:00:00

abstract：:Laminar closure is associated with expansive open-door laminoplasty. Suture anchor fixation and titanium miniplate fixation are used to prevent laminar reclosure. However, few studies have compared the clinical effects of the 2 fixation methods. The authors performed a prospective study of 55 patients with cervical sp...

journal_title：Orthopedics

authors： Hu W,Shen X,Sun T,Zhang X,Cui Z,Wan J

更新日期：2014-01-01 00:00:00

abstract：:Bilateral femur fractures have been associated with frequent morbidity and mortality. Associated injuries and massive hemorrhage contributed to mortality rates that were as high as 27% in previous reports. The goals of this study were to determine the frequency of associated complications, including mortality, and to ...

journal_title：Orthopedics

authors： Lane MK,Nahm NJ,Vallier HA

更新日期：2015-07-01 00:00:00

abstract：:Six adolescent patients with acetabular dysplasia and femoral head subluxation were treated with Chiari osteotomy. The average age of the children was 14 years. The prior duration of the subluxation and dysplasia had resulted in mutual remodeling adaptations preventing concentric femoral head restoration. The Chiari o...

journal_title：Orthopedics

authors： Katz JF

更新日期：1978-03-01 00:00:00

abstract：:The effect of simulated early weight bearing on both micromotion and pullout strength of uncemented distal femoral stems was evaluated in this study. The effect of stem endosteal contact and bone quality on implant pullout strength was also analyzed. A randomized matched-pair study was performed using 8 bilateral pair...

journal_title：Orthopedics

authors： Barr JS,White JK,Punt SE,Conrad EU 3rd,Ching RP

更新日期：2015-05-01 00:00:00

abstract：:When primary patellectomy is performed for chondromalacia of the patella and subsequent surgery is required, this indicates failure of the initial procedure. A review of 51 patients having patellectomy for chondromalacia revealed a failure rate of 39% as evidenced by reoperation. Analysis of these cases showed continu...

journal_title：Orthopedics

authors： Ivey FM,Blazina ME,Fox JM,Del Pizzo W

更新日期：1979-03-01 00:00:00

abstract：:Bulk allograft reconstruction plays an important role in limb-salvage reconstructive surgery but is complicated by nonunion in up to one-third of cases. Because allograft-host healing is mediated via creeping substitution, intimate bone contact is desirable. Intraoperative assessment and optimization of the allograft-...

journal_title：Orthopedics

authors： Singh CK,Geller DS

更新日期：2012-02-01 00:00:00

abstract：:Despite prevention efforts, burn injuries among auto mechanics are described in the literature. Electrothermal ring burns from car batteries occur by short-circuiting through the ring when it touches the open terminal or metal housing. This article describes a 34-year-old male auto mechanic who was holding a wrench wh...

journal_title：Orthopedics

authors： Sibley PA,Godwin KA

更新日期：2013-08-01 00:00:00

abstract：:In the United States, demand for total hip arthroplasty (THA) and THA revision procedures are increasing due to an aging population, a longer life expectancy, and an increasing prevalence of osteoarthritis. This retrospective cohort study identified patients 65 years and older in the Medicare 5% Standard Analytic File...

journal_title：Orthopedics

authors： Ackerman SJ,Knight T,Wahl PM

更新日期：2019-01-01 00:00:00

abstract：:Obesity is prevalent in the developed world and is associated with significant costs to the health care system. The effect of morbid obesity in patients operatively treated for long-bone fractures of the lower extremity is largely unknown. The National Trauma Data Bank was accessed to determine if morbidly obese patie...

journal_title：Orthopedics

authors： Baldwin KD,Matuszewski PE,Namdari S,Esterhai JL,Mehta S

更新日期：2011-01-03 00:00:00

abstract：:Marijuana use among orthopedic patients has not been extensively studied. The purpose of this study was to investigate the prevalence of marijuana use among orthopedic surgery patients. Additionally, the authors sought to better characterize how and why their patients use marijuana. Patients presenting at 3 institutio...

journal_title：Orthopedics

authors： Carney JJ,Hwang A,Heckmann N,Bernstein M,Marecek GS

更新日期：2020-03-01 00:00:00

abstract：:Though originally designed to facilitate the management of primary malignant bone tumors, the indications for the Howmedica Oncology modular endoprostheses have expanded to include the reconstruction of metastatic lesions, failed internal fixation of difficult trauma problems, and failed conventional and custom tumor ...

journal_title：Orthopedics

authors： Freedman EL,Eckardt JJ

更新日期：1997-01-01 00:00:00

abstract：:We hypothesized that less malalignment and complications occur with intramedullary nailing of distal third tibia fractures (42A, B, C) after the implementation of orthopedic trauma surgeons to this level II community hospital. We also hypothesized that patients with < or =5 degrees of malalignment have poorer function...

journal_title：Orthopedics

authors： Obremskey WT,Medina M

更新日期：2004-11-01 00:00:00

abstract：:The purpose of this study was to investigate the effect of general anesthesia on preoperative passive hip range of motion (ROM) in patients undergoing hip arthroscopy for various indications. A total of 260 consecutive patients undergoing hip arthroscopy were included in this study. Passive hip ROM was evaluated bilat...

journal_title：Orthopedics

authors： Chadayammuri V,Pascual-Garrido C,Garabekyan T,Kraeutler MJ,Milligan K,Bedi A,Mei-Dan O

更新日期：2016-11-01 00:00:00

abstract：:Perioperative blood loss after total knee arthroplasty (TKA) affects postoperative recovery. Tranexamic acid is safe and efficient in reducing blood loss without increasing thromboembolic events. Epsilon-aminocaproic acid (ε-ACA) is less expensive than and as safe as tranexamic acid. Its efficiency when locally applie...

journal_title：Orthopedics

authors： Harper RA,Sucher MG,Giordani M,Nedopil AJ

更新日期：2017-11-01 00:00:00

abstract：:Outpatient arthroplasty is an appealing option among select patient populations as a mechanism for reducing health care expenditure. The purpose of this study was to determine the nationwide trends and complication profile of outpatient total shoulder arthroplasty (TSA). The authors reviewed a national administrative ...

journal_title：Orthopedics

authors： Arshi A,Leong NL,Wang C,Buser Z,Wang JC,Vezeridis PS,McAllister DR,Petrigliano FA

更新日期：2018-05-01 00:00:00

abstract：:Different biomechanical designs are incorporated into various total knee arthroplasty (TKA) implants. The posterior-stabilized prosthesis design utilizes a polyethylene post and femoral cam in place of the posterior cruciate ligament. This produces a more stable component interface, increased range of motion, and pote...

journal_title：Orthopedics

authors： Beason AM,Zhang H,Anoushiravani AA,Sayeed Z,Chambers MC,El-Othmani MM,Mihalko WM,Saleh KJ

更新日期：2016-05-01 00:00:00

abstract：:Young patients are expected to place increased demands on total hip arthroplasty (THA) because they are more active and have a longer life expectancy. The long-term outcome of the Charnley low-friction arthroplasty in young, active patients has been shown to be associated with a high degree of polyethylene wear and os...

journal_title：Orthopedics

authors： Liang TJ,You MZ,Xing PF,Bin S,Ke ZZ,Jing Y

更新日期：2010-04-01 00:00:00

abstract：:This in vivo magnetic resonance imaging study evaluated the deformation of the meniscal posterior horn during loading. Images of the medial and lateral meniscus were obtained in 20 normal knees in 0 degrees and 30 degrees of flexion, and the height of the posterior horn of both menisci was measured. Mean height of the...

journal_title：Orthopedics

authors： Mastrokalos DS,Papagelopoulos PJ,Mavrogenis AF,Hantes ME,Paessler HH

更新日期：2008-01-01 00:00:00

abstract：:The Charité III (DePuy Spine, Inc, Raynham, Massachusetts) and ProDisc II (Synthes Spine, West Chester, Pennsylvania) artificial disk replacements were approved for use by the United States Food and Drug Administration in October 2004 and January 2006, respectively. The purpose of this study was to retrospectively rev...

journal_title：Orthopedics

authors： Rosen C,Kiester PD,Lee TQ

更新日期：2009-08-01 00:00:00

abstract：:Intramedullary nailing has become the gold standard to treat femoral shaft fractures. It is unknown which nailing technique orthopedic surgeons prefer. The goal of this study was to determine current techniques and perioperative complications of intramedullary nailing of diaphyseal femoral fractures. Fifty-one institu...

journal_title：Orthopedics

authors： Wild M,Gehrmann S,Jungbluth P,Hakimi M,Thelen S,Betsch M,Windolf J,Wenda K

更新日期：2010-10-11 00:00:00