Compact bone fatigue damage: a microscopic examination.

abstract：:Forty-two months follow-up examinations on 30 total knee arthroplasties revealed the following significant complications: phlebothrombosis, 13 knees (46%); pulmonary embolism 3 patients (11%); asymptomatic loosening, 8 knees (11.4%); symptomatic loosening, 3 knees (4.8%); superficial infections, 4 knees (5.4%); deep i...

journal_title：Clinical orthopaedics and related research

authors： Kaushal SP,Galante JO,McKenna R,Bachmann F

更新日期：1976-11-01 00:00:00

abstract：BACKGROUND:Patients with severe lower extremity trauma have significant disability 2 years after injury that worsens by 7 years. Up to 15% seek late amputation. Recently, an energy-storing orthosis demonstrated improved function compared with standard orthoses; however, the effect when integrated with rehabilitation ov...

journal_title：Clinical orthopaedics and related research

authors： Bedigrew KM,Patzkowski JC,Wilken JM,Owens JG,Blanck RV,Stinner DJ,Kirk KL,Hsu JR,Skeletal Trauma Research Consortium (STReC).

更新日期：2014-10-01 00:00:00

abstract：:Of 1322 patients with fractures of the proximal femur, 86 had muscular disturbances. Of these, 65 were suffering from paresis due to cerebrovascular stroke and 21 had Parkinson's disease. In the paretic patients, except for one case, the fracture occurred on the affected (paretic) side, and it was intertrochanteric in...

journal_title：Clinical orthopaedics and related research

authors： Christodoulou NA,Dretakis EK

更新日期：1984-07-01 00:00:00

abstract：:Prompt diagnosis of proximal lower extremity deep vein thrombosis in outpatients is critical because of the risk of pulmonary embolism. Our purpose was to determine the accuracy of orthopaedists' clinical decisions regarding the diagnosis of proximal deep vein thrombosis in outpatients. A nationally representative ran...

journal_title：Clinical orthopaedics and related research

authors： Riddle DL,Hillner BE,Wells PS,Johnson RE

更新日期：2005-03-01 00:00:00

abstract：:Two hundred sixteen patients were treated by a simplified unilateral posterior lumbar interbody fusion (U-PLIF) in which the disc was removed and replaced by bone. The disc was approached far laterally by removing two-thirds of the superior facet preserving most of the ligamentum flavum, removing the disc, decorticati...

journal_title：Clinical orthopaedics and related research

authors： Blume HG

更新日期：1985-03-01 00:00:00

abstract：BACKGROUND:When associated with a knee dislocation, management of the medial ligamentous injury is challenging, with little literature available to guide treatment. QUESTIONS/PURPOSES:We (1) compared MRI findings of medial ligament injuries between Schenck KDIIIM and KDIV injuries, (2) compared clinical outcomes and h...

journal_title：Clinical orthopaedics and related research

authors： Werner BC,Hadeed MM,Gwathmey FW Jr,Gaskin CM,Hart JM,Miller MD

更新日期：2014-09-01 00:00:00

abstract：BACKGROUND:Polyetheretherketone (PEEK) has a wide range of clinical applications but does not directly bond to bone. Bulk incorporation of osteoconductive materials including hydroxyapatite (HA) into the PEEK matrix is a potential solution to address the formation of a fibrous tissue layer between PEEK and bone and has...

journal_title：Clinical orthopaedics and related research

authors： Walsh WR,Pelletier MH,Bertollo N,Christou C,Tan C

更新日期：2016-11-01 00:00:00

abstract：:Static and fatigue tests of the small Orthofix unilateral external fixator frame and its main components were performed. The use of six pins increased torsional rigidity, but this configuration failed at lower bending loads when compared to the four-pin configuration, reflecting the uneven holding strength of the pin ...

journal_title：Clinical orthopaedics and related research

authors： Aro HT,Hein TJ,Chao EY

更新日期：1990-04-01 00:00:00

abstract：BACKGROUND:Proximal femoral fractures are common in the elderly. The best care depends on expeditious presentation, medical stabilization, and treatment of the condition. QUESTIONS/PURPOSES:We investigated the risk of increased mortality in residents of rural communities secondary to inaccessible facilities and treatm...

journal_title：Clinical orthopaedics and related research

authors： Miller BJ,Cai X,Cram P

更新日期：2012-06-01 00:00:00

abstract：:Two hundred cases of intracapsular femoral neck fractures have been treated with a multiple parallel pin technique similar to that originated by Austin Moore. The technique employs a personally designed guide which facilitates insertion of multiple parallel pins. The fixation obtained satisfactorily resists shear stre...

journal_title：Clinical orthopaedics and related research

authors： Modny MT,Kaiser AJ

更新日期：1978-11-01 00:00:00

abstract：:Between 1976 and 1980, 81 knees in 59 patients 75 years of age or older, underwent primary total knee arthroplasty with a cemented, condylar femoral component and a cemented, moderately conforming, all polyethylene tibial component. All patients were followed up until death, revision surgery, or for a minimum of 10 ye...

journal_title：Clinical orthopaedics and related research

authors： Pagnano MW,Levy BA,Berry DJ

更新日期：1999-10-01 00:00:00

abstract：:Partial rupture of the distal biceps tendon is a relatively rare event, and various degrees of partial tendon tears have been reported. In the current study four patients with partial atraumatic distal biceps tendon tears (mean age, 59 years; range, 40-82 years) are reported. In all four patients, a common clinical pa...

journal_title：Clinical orthopaedics and related research

authors： Dürr HR,Stäbler A,Pfahler M,Matzko M,Refior HJ

更新日期：2000-05-01 00:00:00

abstract：:Following peripheral nerve repair, tension on the suture line is regarded as an important factor in producing scar tissue. In some cases, one or more microsurgical epiperineurium-fascial stitches (EPFS) along the proximal and distal stumps of a transected nerve permit their firm approximation, shifting tensile forces ...

journal_title：Clinical orthopaedics and related research

authors： Fernandez E,Pallini R

更新日期：1987-03-01 00:00:00

abstract：:Acetabular bone stock loss compromises the outcome in primary and revision total hip arthroplasty. In 1979, a biologic method was introduced with tightly impacted cancellous allografts in combination with a cemented polyethylene cup for acetabular reconstruction. With this technique, it is possible to replace the loss...

journal_title：Clinical orthopaedics and related research

authors： Schreurs BW,Slooff TJ,Gardeniers JW,Buma P

更新日期：2001-12-01 00:00:00

abstract：:Experience with cementless fixation over the last six years indicates that the technique offers greater opportunities for bone conservation. Thus, when cement is used, and especially if it is forced into the skeleton under pressure, the amount of bone incorporated into the implant is considerable. Conversely, if no ce...

journal_title：Clinical orthopaedics and related research

authors： Freeman MA,Samuelson KM,Bertin KC

更新日期：1985-01-01 00:00:00

abstract：:Operative treatment of inadequately or imperfectly treated fractures of the distal radius can improve wrist and hand function substantially, but rarely restores the limb to normal. Patients with malunion of the distal radius present either with poor radiographic alignment before complete healing of the fracture (nasce...

journal_title：Clinical orthopaedics and related research

authors： Ring D

更新日期：2005-02-01 00:00:00

abstract：:The current study investigated healing of large full-thickness articular cartilage defects during the first 8 weeks with and without penetration of the subchondral bone using microfracture in an established equine model of cartilage healing. Chondral defects in the weightbearing portion of the medial femoral condyle w...

journal_title：Clinical orthopaedics and related research

authors： Frisbie DD,Oxford JT,Southwood L,Trotter GW,Rodkey WG,Steadman JR,Goodnight JL,McIlwraith CW

更新日期：2003-02-01 00:00:00

abstract：:Since the inception of adjuvant chemotherapy for osteogenic sarcoma (OS), 25 patients were treated for telangiectatic osteogenic sarcoma (TOS) from 1973 through 1980. This represented 12% of all patients with primary OS of an extremity seen during this time period. Tumors that demonstrated only focal areas of TOS with...

journal_title：Clinical orthopaedics and related research

authors： Rosen G,Huvos AG,Marcove R,Nirenberg A

更新日期：1986-06-01 00:00:00

abstract：UNLABELLED:Spinal infections are relatively uncommon but have potentially devastating consequences if not diagnosed and treated correctly. Compromised immunologic responsiveness, either transient or permanent, predisposes patients to more frequent and more severe infections. Through a Medline review of the English-lang...

journal_title：Clinical orthopaedics and related research

authors： Cunningham ME,Girardi F,Papadopoulos EC,Cammisa FP

更新日期：2006-03-01 00:00:00

abstract：:Imaging, sensing, and computing technologies that are being introduced to aid in the planning and execution of surgical procedures are providing orthopaedic surgeons with a powerful new set of tools for improving clinical accuracy, reliability, and patient outcomes while reducing costs and operating times. Current com...

journal_title：Clinical orthopaedics and related research

authors： Simon DA,Lavallée S

更新日期：1998-09-01 00:00:00

abstract：:A test for knee posterolateral instability, which is a modification of the standard posterolateral rotatory instability test, is described. In this test, the patient lies supine on the examination table with hips and knees flexed to 90 degrees. The examiner grasps both feet and attempts to maximally externally rotate ...

journal_title：Clinical orthopaedics and related research

authors： Loomer RL

更新日期：1991-03-01 00:00:00

abstract：:The dislocation rate of 3197 Charnley prostheses with 22 mm head in which the surgery was done between 1979 and 1991 in 2 orthopaedic centers was compared with that of 2875 Lubinus prostheses with 32 mm head in which the surgery was done between 1980 to 1991 in 3 other centers. A 1-year followup showed an equal rate o...

journal_title：Clinical orthopaedics and related research

authors： Hedlundh U,Ahnfelt L,Hybbinette CH,Wallinder L,Weckström J,Fredin H

更新日期：1996-12-01 00:00:00

abstract：BACKGROUND:More than 15 years ago, the Institute of Medicine (IOM) identified medical error as a problem worthy of greater attention; in the wake of the IOM report, numerous changes were made to regulations to limit residents' duty hours. However, the effect of resident work-hour changes remains controversial within th...

journal_title：Clinical orthopaedics and related research

authors： Harris JD,Staheli G,LeClere L,Andersone D,McCormick F

更新日期：2015-05-01 00:00:00

abstract：:To address the issue of nonunion with trochanteric osteotomy, surgeons have experimented with various modes of fixation, wire and cable being the two most popular. From a group of 643 primary cemented total hip arthroplasties performed by a single surgeon via the trans-trochanteric approach, minimum four-year roentgen...

journal_title：Clinical orthopaedics and related research

authors： Kelley SS,Johnston RC

更新日期：1992-12-01 00:00:00

abstract：BACKGROUND:Large-head metal-on-metal (MoM) hip arthroplasties have demonstrated poor survival. Damage at the taper-trunnion junction is a contributing factor; however, the influence of junction design is not well understood. QUESTIONS/PURPOSES:(1) Does taper type affect fretting, corrosion, and volumetric wear at the ...

journal_title：Clinical orthopaedics and related research

authors： Nassif NA,Nawabi DH,Stoner K,Elpers M,Wright T,Padgett DE

更新日期：2014-02-01 00:00:00

abstract：:Laboratory experiments show the following relationships between electricity and bone: (1) stressed bone exhibits electronegativity in areas of compression, (2) living, nonstressed bone exhibits electronegativity in areas of bone growth and healing, and (3) the application of low magnitude direct current to bone induce...

journal_title：Clinical orthopaedics and related research

authors： Brighton CT,Friedenberg ZB,Mitchell EI,Booth RE

更新日期：1977-05-01 00:00:00

abstract：:Ulnar coronoid process fractures are relatively uncommon injuries usually occurring with elbow dislocations and contributing to elbow instability. Recent evidence suggests coronoid tip fractures have a role in the instability. We sought to quantify the capsular and brachialis attachments of the ulnar coronoid process ...

journal_title：Clinical orthopaedics and related research

authors： Ablove RH,Moy OJ,Howard C,Peimer CA,S'Doia S

更新日期：2006-08-01 00:00:00

abstract：BACKGROUND:Osteoporosis may complicate surgical fixation and healing of proximal humerus fractures and should be assessed preoperatively. Peripheral quantitative CT (pQCT) and the Tingart measurement are helpful methods, but both have limitations in clinical use because of limited availability (pQCT) or fracture lines ...

journal_title：Clinical orthopaedics and related research

authors： Spross C,Kaestle N,Benninger E,Fornaro J,Erhardt J,Zdravkovic V,Jost B

更新日期：2015-09-01 00:00:00

abstract：BACKGROUND:Alpha defensin was proposed as a new biomarker in synovial fluid for the diagnostic workup of failed joint prostheses. To our knowledge, no comparative study of the performance of the quantitative enzyme-linked immunosorbent assay (ELISA) and qualitative lateral flow alpha defensin test has been reported. Q...

journal_title：Clinical orthopaedics and related research

authors： Sigmund IK,Yermak K,Perka C,Trampuz A,Renz N

更新日期：2018-08-01 00:00:00

abstract：:The evaluation of medical students consists, in part, of a transparent academic record of grades, awards, and any publications or special clinical activities. In addition, however, each student is evaluated through more opaque processes within a medical school that speak to the behavior, character, and developing prof...

journal_title：Clinical orthopaedics and related research

authors： Mallott D

更新日期：2006-08-01 00:00:00