Pathomorphologic characteristics of posttraumatic acetabular dysplasia.

abstract：:With the increase in demand for total hip and knee arthroplasty, the orthopaedic community has seen a dramatic increase in periprosthetic fractures. Given the high morbidity and mortality associated with these fractures, the orthopaedic surgeon needs to be prepared to deal with this difficult problem. The purpose of t...

journal_title：Journal of orthopaedic trauma

authors： Parvizi J,Vegari DN

更新日期：2011-06-01 00:00:00

abstract：OBJECTIVE:To evaluate and compare the mechanical stability of two different fixation techniques on experimentally induced calcaneus fractures. METHODS:Thirteen fresh frozen cadaver lower limbs had intraarticular calcaneal fractures produced with an impact loading device. Internal fixation was then performed through la...

journal_title：Journal of orthopaedic trauma

authors： Carr JB,Tigges RG,Wayne JS,Earll M

更新日期：1997-08-01 00:00:00

abstract：PURPOSE:The purpose of this OTA-approved pilot study was to compare the clinical and functional outcomes of the knee joint after infrapatellar (IP) versus suprapatellar (SP) tibial nail insertion. DESIGN:Prospective, randomized. SETTING:Level I trauma center. METHODS:After institutional review board approval, skelet...

journal_title：Journal of orthopaedic trauma

authors： Chan DS,Serrano-Riera R,Griffing R,Steverson B,Infante A,Watson D,Sagi HC,Sanders RW

更新日期：2016-03-01 00:00:00

abstract：OBJECTIVE:The treatment of some pelvic injuries has evolved recently to include the use of a subcutaneous anterior pelvic fixator (INFIX). We present 8 cases of femoral nerve palsy in 6 patients after application of an INFIX to highlight this potentially devastating complication to pelvic surgeons using this technique ...

journal_title：Journal of orthopaedic trauma

authors： Hesse D,Kandmir U,Solberg B,Stroh A,Osgood G,Sems SA,Collinge CA

更新日期：2015-03-01 00:00:00

abstract：OBJECTIVES:Biomechanical studies of osteoporotic bone have used synthetic models rather than cadaveric samples because of decreased variability, increased availability, and overall ease of the use of synthetic models. We compared the torsional mechanical properties of cadaveric osteoporotic bone with those of currently...

journal_title：Journal of orthopaedic trauma

authors： Becker EH,Kim H,Shorofsky M,Hsieh AH,Watson JD,OʼToole RV

更新日期：2017-05-01 00:00:00

abstract：:Osteochondritis dissecans of the elbow mainly involves the capitellum; however, no authors have reported the condition in the radial head with subluxation of the radial head. We report four cases in which osteochondritis dissecans involved the radial head and was accompanied by radial head subluxation. All patients we...

journal_title：Journal of orthopaedic trauma

authors： Tatebe M,Hirata H,Shinohara T,Yamamoto M,Morita A,Horii E

更新日期：2012-01-01 00:00:00

abstract：OBJECTIVES:The stiffness of locking plates provide increased stability for early fracture healing but may limit late interfragmentary motion (IFM) necessary for secondary bone healing. An ideal plating construct would provide early rigidity and late flexibility to optimize bone healing. A novel screw plate construct ut...

journal_title：Journal of orthopaedic trauma

authors： Schultz BJ,Amin NH,Mattison BJ,Mir HR,Shah AR,Cerynik DL

更新日期：2020-03-01 00:00:00

abstract：:A prospective randomized study was set up, comparing a compression hip screw with the Vandeputte (VDP) endoprosthesis treatment for fresh, unstable peritrochanteric fractures, according to the Evans-Jensen and AO systems. Ninety patients, ages > or = 70 years, 47 of whom were treated with a compression hip screw and 4...

journal_title：Journal of orthopaedic trauma

authors： Stappaerts KH,Deldycke J,Broos PL,Staes FF,Rommens PM,Claes P

更新日期：1995-01-01 00:00:00

abstract：:This study was done to determine whether fixation with the Uppsala internal fixation technique into the subchondral bone of the femoral head in the treatment of cervical hip fractures could lead to elevation of the femoral head cartilage. Combined arthrography and frontal tomography of the hip joint in the plane of th...

journal_title：Journal of orthopaedic trauma

authors： Rehnberg L,Olerud C,Sahlstedt B

更新日期：1989-01-01 00:00:00

abstract：OBJECTIVES:Anatomic reduction of the fibula with regard to the tibia is the goal when treating syndesmotic injuries. No objective method exists to describe the distal tibiofibular relationship. The primary and secondary objectives of this study was to describe and validate radiologic measurements of the syndesmosis and...

journal_title：Journal of orthopaedic trauma

authors： Nault ML,Hébert-Davies J,Laflamme GY,Leduc S

更新日期：2013-11-01 00:00:00

abstract：OBJECTIVES:To assess whether plate bending at a hole significantly changes the biomechanical properties of a locked screw. METHODS:Coronal plane bends of 5-, 15-, or 45-degree angles were placed in 3.5-mm locking compression plates with the apex at a locking hole. An additional 45-degree angle test group was created i...

journal_title：Journal of orthopaedic trauma

authors： Boulton CL,Kim H,Shah SB,Ryan SP,Metzger TA,Hsieh AH,O'Toole RV

更新日期：2014-04-01 00:00:00

abstract：:Thirty-five patients with four-part displaced proximal humeral fractures and fracture-dislocations were retrospectively reviewed from the years 1977-1990. Thirty-three patients were available for study. All fractures were treated by open reduction and internal fixation allowing early motion. Surgical technique was as ...

journal_title：Journal of orthopaedic trauma

authors： Darder A,Darder A Jr,Sanchis V,Gastaldi E,Gomar F

更新日期：1993-01-01 00:00:00

abstract：:We reviewed 21 cases of humeral nonunion following the failure of "locking" humeral nails. The nails had been inserted as the primary operative procedure following humeral fracture in fifteen cases or after the failure of closed treatment in six cases. Reconstruction after the failure of these implants was complicated...

journal_title：Journal of orthopaedic trauma

authors： McKee MD,Miranda MA,Riemer BL,Blasier RB,Redmond BJ,Sims SH,Waddell JP,Jupiter JB

更新日期：1996-01-01 00:00:00

abstract：:Operative management of patella fractures continues to be associated with poor outcomes and high reoperation rates. Traditionally, tension band fixation has been used for more simple fracture patterns; however, fixation remains a challenge particularly for comminuted fractures. More recently, various types of plate fi...

journal_title：Journal of orthopaedic trauma

authors： Siljander M,Vara AD,Koueiter DM,Gandhi S,Quigley M,Wiater B,Wiater P

更新日期：2017-08-01 00:00:00

abstract：:Periprosthetic humerus fractures are relatively uncommon occurrence that can be difficult to manage nonoperatively. Locking plate technology has enhanced the surgical management of these fractures. However, adequate fixation around the stem remains of some concern. We describe an osteosynthesis technique using a locki...

journal_title：Journal of orthopaedic trauma

authors： Kurowicki J,Momoh E,Levy JC

更新日期：2016-11-01 00:00:00

abstract：OBJECTIVES:Prophylaxis against thromboembolic complications has become routine after major orthopedic surgery. In contrast, it remains an issue for debate whether prophylaxis after minor surgery and immobilization is necessary, even though these treatments are well-known risk factors for deep-vein thrombosis (DVT). The...

journal_title：Journal of orthopaedic trauma

authors： Lapidus LJ,Rosfors S,Ponzer S,Levander C,Elvin A,Lärfars G,de Bri E

更新日期：2007-01-01 00:00:00

abstract：:Ipsilateral elbow and forearm fractures are quite rare in children. We present a Monteggia lesion with ipsilateral supracondylar humerus fracture in a 13-year-old girl. Through early surgical management, a successful result was achieved. We believe that, to minimize any initial or subsequent complications in such frac...

journal_title：Journal of orthopaedic trauma

authors： Arazi M,Oğün TC,Kapicioğlu MI

更新日期：1999-01-01 00:00:00

abstract：:Periprosthetic acetabular fractures sustained following acute trauma after total hip arthroplasty are rare and historically have poor outcomes. This article reviews 5 cases and the treatment algorithm used by a single orthopaedic surgeon specializing in acetabular fracture care with a co-surgeon specializing in arthro...

journal_title：Journal of orthopaedic trauma

authors： Hickerson LE,Zbeda RM,Gadinsky NE,Wellman DS,Helfet DL

更新日期：2019-02-01 00:00:00

abstract：:Successful management of intramedullary long bone osteomyelitis remains a challenge for both surgeons and patients. Patients are often immune compromised and have endured multiple surgeries. Treatment principles include antibiotic administration (systemically ± locally), surgical debridement of the infection site, and...

journal_title：Journal of orthopaedic trauma

authors： Mauffrey C,Butler N,Hake ME

更新日期：2016-08-01 00:00:00

abstract：SUMMARY:In this study, we present a novel technique for reduction and fixation of complex, unstable proximal humerus fractures with diaphyseal extension with the assistance of fibula allograft. We treated 14 patients using this technique since 2009 and found that it improves the reduction and enhances fixation while ma...

journal_title：Journal of orthopaedic trauma

authors： Berkes MB,Little MT,Lazaro LE,Cymerman RM,Pardee NC,Helfet DL,Dines JS,Lorich DG

更新日期：2014-03-01 00:00:00

abstract：OBJECTIVES:The purposes of this study were to evaluate the cantilevered bending strength and failure modes of locking screws inserted at various angles in a plate with fully circumferential threaded holes. As an additional measure, the amount of screw head prominence at these angles was also assessed. METHODS:Standard...

journal_title：Journal of orthopaedic trauma

authors： Cartner JL,Petteys T,Tornetta P 3rd

更新日期：2014-01-01 00:00:00

abstract：OBJECTIVE:To evaluate the experience of a single tertiary care teaching hospital with the association between use of bisphosphonates and atypical femoral fractures, and to identify potential risk factors and chronologic incidence. DESIGN:Retrospective review. SETTING:Tertiary-care teaching hospital. PATIENTS:Thirty-...

journal_title：Journal of orthopaedic trauma

authors： Black JD,Kancherla VK,De Long WG Jr

更新日期：2016-04-01 00:00:00

abstract：OBJECTIVES:To determine the angular rotation that maximizes screw tension without sacrificing screw pullout force yet minimizing loss of screw purchase. METHODS:Three pairs of human humeri in each of the 3 groups (osteopenic, osteoporotic, and normal) underwent screw tension and pullout protocols. For screw tension, 3...

journal_title：Journal of orthopaedic trauma

authors： Thakkar SC,Langdale ER,Mears SC,Belkoff SM

更新日期：2014-04-01 00:00:00

abstract：OBJECTIVE:This study was designed to determine the clinical relevant accuracy of CT-based navigation for drilling. DESIGN:Experimental model. SETTING:Laboratory. METHODS:Twelve drills of varying lengths and diameters were tested with 2 different set-ups. Group 1 used free-hand navigated drilling technique with foam ...

journal_title：Journal of orthopaedic trauma

authors： Hüfner T,Geerling J,Oldag G,Richter M,Kfuri M Jr,Pohlemann T,Krettek C

更新日期：2005-05-01 00:00:00

abstract：:The surgical treatment of pelvic and acetabular fractures can be technically challenging. Various techniques are available for the reconstruction of pelvic and acetabular fractures. Less invasive percutaneous fracture stabilization techniques, with closed reduction or limited open reduction, have been developed and ar...

journal_title：Journal of orthopaedic trauma

authors： Yi C,Burns S,Hak DJ

更新日期：2014-01-01 00:00:00

abstract：:A previously developed experimental model for producing nonunions in rats was used to study the biochemical changes of connective tissue parameters in impaired fracture repair. The model is based on rotational instability between the fracture fragments. A mid-diaphyseal femoral osteotomy was performed on 30 male rats ...

journal_title：Journal of orthopaedic trauma

authors： Hietaniemi K,Paavolainen P,Penttinen R

更新日期：1996-01-01 00:00:00

abstract：OBJECTIVE:The purpose of this prospective cohort study was to determine if a new patella fracture fixation construct resulted in improved outcomes compared with traditional tension band techniques. DESIGN:Comparative cohort study. SETTING:Academic level I trauma center. PATIENTS/PARTICIPANTS:Patients with isolated, ...

journal_title：Journal of orthopaedic trauma

authors： Lorich DG,Fabricant PD,Sauro G,Lazaro LE,Thacher RR,Garner MR,Warner SJ

更新日期：2017-05-01 00:00:00

abstract：OBJECTIVES:To determine whether there is a patient-reported functional difference between combat-related knee disarticulations (KDs) and transfemoral amputations (TFAs). SETTING:Role 3 Military Trauma Centers. PATIENTS:We identified and contacted all KDs and TFAs performed at the Walter Reed National Military Medical...

journal_title：Journal of orthopaedic trauma

authors： Polfer EM,Hoyt BW,Bevevino AJ,Forsberg JA,Potter BK

更新日期：2019-06-01 00:00:00

abstract：:In physiologically young patients with displaced femoral neck fractures, surgical treatment is aimed at achieving fracture union while preserving native hip anatomy and biomechanics. The intracapsular environment, tenuous vascular supply, and unfavorable hip biomechanics contribute to the high complication rates seen ...

journal_title：Journal of orthopaedic trauma

authors： Levack AE,Gausden EB,Dvorzhinskiy A,Lorich DG,Helfet DL

更新日期：2019-01-01 00:00:00

abstract：OBJECTIVES:Improved patient outcomes after plating of displaced clavicle fractures have been demonstrated by recent clinical studies. Many of these patients, however, complain of anterior chest wall numbness after this procedure; we hypothesize that numbness likely persists long term for many patients, but without effe...

journal_title：Journal of orthopaedic trauma

authors： Christensen TJ,Horwitz DS,Kubiak EN

更新日期：2014-11-01 00:00:00