Effects of altered crystalline structure and increased initial compressive strength of calcium sulfate bone graft substitute pellets on new bone formation.

abstract：:The preliminary results are presented of an investigation into the influence of intermittent axial cyclical loading, applied for a very short period each day (500 cycles over 17 minutes), upon experimental fracture healing in sheep tibiae. The application of the intermittent stimulus is associated with the earlier app...

journal_title：Orthopedics

authors： Kenwright J,Goodship A,Evans M

更新日期：1984-03-01 00:00:00

abstract：:Venous blood flow rate in the lower extremity after applying different pneumatic compression devices was evaluated. Five healthy individuals, aged 21-35, were recruited for this study. The ability of six different pneumatic compression devices to increase femoral venous blood flow velocity was analyzed and compared to...

journal_title：Orthopedics

authors： Whitelaw GP,Oladipo OJ,Shah BP,DeMuth KA,Coffman J,Segal D

更新日期：2001-03-01 00:00:00

abstract：:The purpose of this study was to evaluate the outcomes of patients undergoing subpectoral biceps tenodesis for bicipital tendonitis with a superior labral anterior-posterior (SLAP) tear. Patients undergoing primary subpectoral biceps tenodesis for arthroscopically confirmed SLAP tears with signs or findings of bicipit...

journal_title：Orthopedics

authors： Gupta AK,Chalmers PN,Klosterman EL,Harris JD,Bach BR Jr,Verma NN,Cole BJ,Romeo AA

更新日期：2015-01-01 00:00:00

abstract：:A 64-year-old woman presented with right hip pain of 6 years' duration, accompanied by limping of 1 years' duration. Preoperative pelvis radiograph showed narrowing of joint space, osteophyte formation, and cystis degeneration of the femoral head surrounded by bony sclerosis, without obvious collapse of the femoral he...

journal_title：Orthopedics

authors： Shi XJ,Yang J,Shen B,De Kang P,Zhou ZK,Pei F

更新日期：2011-06-14 00:00:00

abstract：:Despite significant research documenting the detrimental effects of tobacco, the orthopedic literature lacks evidence regarding how surgeons alter their management of elective surgery when patients use nicotine. To better understand how patients' use of nicotine influences orthopedic surgeons' pre- and postoperative m...

journal_title：Orthopedics

authors： Lilley M,Krosin M,Lynch TL,Leasure J

更新日期：2017-01-01 00:00:00

abstract：:Distal clavicle osteolysis is an uncommon condition that most commonly affects weight lifters and other athletes who perform repetitive overhead activity. Although this condition most commonly presents in young active men, it is becoming increasing more common in women with the rise in popularity of body building and ...

journal_title：Orthopedics

authors： DeFroda SF,Nacca C,Waryasz GR,Owens BD

更新日期：2017-03-01 00:00:00

abstract：:This investigation compared lower extremity function of a control group and a group of patients who underwent anterior cruciate ligament (ACL) reconstruction using a repeated measures post-test only control group design. The ACL reconstruction group consisted of 18 patients at least 6 months postoperative (mean 58+/-1...

journal_title：Orthopedics

authors： Mattacola CG,Jacobs CA,Rund MA,Johnson DL

更新日期：2004-06-01 00:00:00

abstract：:Reconstruction of the femur depends on the quantity of bone loss and the quality of the remaining bone stock. Multiple classifications and reporting systems can be used to characterize the bone defect. We present a simple algorithmic approach for proximal femoral bone loss reconstruction during revision total hip arth...

journal_title：Orthopedics

authors： Higuera CA,Capello W,Barsoum WK

更新日期：2009-09-01 00:00:00

abstract：:In a retrospective review of 80 tibial plateau fractures, 28 fractures were treated nonoperatively with a variety of closed methods and 52 were treated with open reduction and internal fixation using AO technique. At an average follow up of 24 months, a satisfactory result was obtained in 87% of the operatively treate...

journal_title：Orthopedics

authors： Savoie FH,Vander Griend RA,Ward EF,Hughes JL

更新日期：1987-05-01 00:00:00

abstract：:Historically, extra-articular scapular body fractures were treated nonsurgically, but displaced fractures of the glenoid neck can lead to dysfunction. Controversy exists regarding which extra-articular scapular fractures should be treated surgically; however, nonsurgical management of severely displaced scapular body ...

journal_title：Orthopedics

authors： Rajfer RA,Salopek T,Mosier BA,Miller MC,Altman GT

更新日期：2020-05-01 00:00:00

abstract：:Intraoperative registration of the anterior pelvic plane is necessary for navigation during total hip arthroplasty (THA). Ultrasound referencing of bony landmarks was implemented in a THA navigation system (OrthoPilot, B. Braun Aesculap; Tuttlingen, Germany) as an alternative to pointer palpation. This study compared ...

journal_title：Orthopedics

authors： Kiefer H,Othman A

更新日期：2007-10-01 00:00:00

abstract：:Sacrectomy is intended to resect aggressive local and life-threatening disease. Reconstruction can be difficult. This article reports on the use of sacrectomy for tumor and tumor-like conditions. Procedures included 9 partial, 7 subtotal, 7 hemi-, and 4 total sacrectomies. Of 22 patients with primary malignant disease...

journal_title：Orthopedics

authors： Randall RL,Bruckner J,Lloyd C,Pohlman TH,Conrad EU 3rd

更新日期：2005-03-01 00:00:00

abstract：:Osteomyelitis is caused by bacterial pathogens and, less frequently, by other infectious agents. Treatment of osteomyelitis should include a course of antimicrobial therapy with a batericidal agent. This therapy should be directed at the causative bacteria isolated by bone biopsy and culture, not by wound swab culture...

journal_title：Orthopedics

authors： Smith BR,Rolston KV,LeFrock JL,Bayliff C

更新日期：1983-02-01 00:00:00

abstract：:Many techniques have been employed to facilitate intramedullary nailing of femur fractures. Maintaining limb length during the operation can be difficult. The authors describe the use of distal femoral fine wire skeletal traction as a technique to maintain reduction while allowing intramedullary nailing of femur fract...

journal_title：Orthopedics

authors： Githens M,Alton TB,Firoozabadi R,Bishop JA

更新日期：2016-03-01 00:00:00

abstract：:A 57-year-old man presented to the authors' department with pain over the right hip joint over a 3-month period. External magnetic resonance imaging showed a structure in the right acetabulum that was highly suspicious for a bone sarcoma. External 3-phase bone scintigraphy substantiated the suspected diagnosis. A comp...

journal_title：Orthopedics

authors： Anagnostakos K,Schmitt E,Orth P

更新日期：2014-08-01 00:00:00

abstract：:Hematogenous gram negative infection of the long bones can present a confusing clinical picture that may delay treatment or lead to an inappropriate choice of initial treatment, and thereby compromise the resuit. This report emphasizes the common clinical features of this condition: previous urinary or gastrointestina...

journal_title：Orthopedics

authors： Thorpe MA,Buckwalter JA

更新日期：1983-07-01 00:00:00

abstract：:This study compared the biomechanics of 3 fixation techniques: bilateral pedicle screw (BPS) fixation, unilateral pedicle screw (UPS) fixation, and UPS supplemented with translaminar facet screw (UPS+TLFS) fixation. The study was conducted in an L3-L5 finite element model. Three different finite element models were cr...

journal_title：Orthopedics

authors： Gong Z,Chen Z,Feng Z,Cao Y,Jiang C,Jiang X

更新日期：2014-05-01 00:00:00

abstract：:Tumor excision surgeries of the spine present a distinct challenge regarding the maintenance of spinal cord blood supply because they often require preoperative embolization of segmental arteries, ligation of the corresponding nerve roots, and circumferential exposure of the dural sac. The authors present a case of de...

journal_title：Orthopedics

authors： Kobayashi M,Kato S,Murakami H,Demura S,Yoshioka K,Yonezawa N,Takahashi N,Shimizu T,Tsuchiya H

更新日期：2019-01-01 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：:A case of synovial sarcoma in a six year old boy is reported. A brief discussion of the tumor is also included. ...

journal_title：Orthopedics

authors： Jazayeri M,Gallo G

更新日期：1979-09-01 00:00:00

abstract：:Posterior tibialis tendon rupture is a diagnosis that is often missed in sports-related injuries. This is thought to be secondary to the nonspecific clinical findings in healthy, active individuals, and the lack of any laboratory or radiographic test to reliably confirm the diagnosis. We report five cases of surgicall...

journal_title：Orthopedics

authors： Marcus RE,Goodfellow DB,Pfister ME

更新日期：1995-08-01 00:00:00

abstract：:Total hip arthroplasty (THA) can be performed through multiple surgical approaches, including anterior, anterolateral, lateral, transtrochanteric, posterolateral, posterior, and the 2-incision technique. The overwhelming majority of THAs today are performed through a posterolateral approach, which has many advantages:...

journal_title：Orthopedics

authors： Sculco TP

更新日期：2011-09-09 00:00:00

abstract：:Outcomes after lumbar disk herniation in baseball athletes are currently unknown. It has been postulated that the repetitive torque-producing motions of a baseball player may have negative implications after a disk injury. Sixty-nine lumbar disk herniations (40 treated operatively, 29 nonoperatively) in 64 professiona...

journal_title：Orthopedics

authors： Earhart JS,Roberts D,Roc G,Gryzlo S,Hsu W

更新日期：2012-01-01 00:00:00

abstract：:Advancements in total ankle arthroplasty (TAA) over the past several decades have led to improved patient outcomes and implant survivorship. Despite these innovations, many implant manufacturers still consider a preoperative coronal plane deformity greater than 10° a relative contraindication to TAA. Without proper in...

journal_title：Orthopedics

authors： Hanselman AE,Powell BD,Santrock RD

更新日期：2015-04-01 00:00:00

abstract：:This study attempted to identify and characterize bacteria present on shared-use protective lead shielding garments worn in the operating room. Those worn at the authors' institution were collected and swabbed in designated 5×5-cm areas. Swabs were sent to the clinical laboratory for bacterial isolation and identifica...

journal_title：Orthopedics

authors： Grogan BF,Cranston WC,Lopez DM,Furbee C,Murray CK,Hsu JR,Skeletal Trauma Research Consortium.

更新日期：2011-11-09 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：:Instability is one of the most common causes of failure of total knee arthroplasty (TKA). The presentation can vary from pain to frank dislocation with the etiologies just as varied. Instability after TKA can be classified by where the instability occurs in the knee's arc of motion as well as the chronicity of the pro...

journal_title：Orthopedics

authors： Del Gaizo DJ,Della Valle CJ

更新日期：2011-09-09 00:00:00

abstract：:Skeletal dysplasia or dwarfism presents in a host of manners. Degenerative hip disease can present as a primary problem secondary to the abnormal growth disturbance or secondarily from the abnormal load distributions through the hip joint itself. Total hip arthroplasty is a successful procedure but sought with increas...

journal_title：Orthopedics

authors： Sekundiak TD

更新日期：2005-09-01 00:00:00

abstract：:Recently introduced tibial intramedullary nails allow a number of distal screws to be used to reduce the incidence of malalignment and loss of fixation of distal metaphyseal fractures. However, the number of screws and the type of screw configuration to be used remains obscure. This biomechanical study was performed t...

journal_title：Orthopedics

authors： Agathangelidis F,Petsatodis G,Kirkos J,Papadopoulos P,Karataglis D,Christodoulou A

更新日期：2016-03-01 00:00:00

abstract：:Clavicle fractures are rarely associated with more severe neurologic or vascular injuries. When these associated injuries are encountered, prompt recognition and treatment are paramount to optimize outcome. The majority of fractures that result in neurovascular compromise are from high-energy trauma; however, a high i...

journal_title：Orthopedics

authors： Tjoumakaris FP,Matzon JL,Williams GR

更新日期：2011-10-05 00:00:00