Longitudinal crack propagation in bone around femoral prosthesis.

abstract：:The ideal local antibiotic delivery system has not been created. Antibiotic-laden bone cement has become the gold standard in the treatment of infected orthopaedic implants and there are confirmatory laboratory and clinical data that support the use of these materials. Heat-stable antibiotics elute from antibiotic-lad...

journal_title：Clinical orthopaedics and related research

authors： Nelson CL

更新日期：2004-10-01 00:00:00

abstract：BACKGROUND:Innate defense regulator peptide-1018 (IDR-1018) is a 12-amino acid, synthetic, immunomodulatory host defense peptide that can reduce soft tissue infections and is less likely to induce bacterial resistance than conventional antibiotics. However, IDRs have not been tested on orthopaedic infections and the im...

journal_title：Clinical orthopaedics and related research

authors： Choe H,Narayanan AS,Gandhi DA,Weinberg A,Marcus RE,Lee Z,Bonomo RA,Greenfield EM

更新日期：2015-09-01 00:00:00

abstract：BACKGROUND:Soft tissue sarcomas are often inappropriately excised without adequate preoperative planning. Inappropriate (unplanned) excisions may adversely affect local recurrence, distant metastasis, patient survival, and /or postoperative function once properly evaluated. QUESTIONS/PURPOSES:We asked whether the clin...

journal_title：Clinical orthopaedics and related research

authors： Arai E,Nishida Y,Tsukushi S,Wasa J,Ishiguro N

更新日期：2010-11-01 00:00:00

abstract：:Degradation of yttria-stabilized zirconia femoral heads in vivo has been linked to increased roughening and even fracture of the femoral head. To determine whether magnesia-stabilized zirconia is better suited to resist degradation, we characterized the monoclinic phase concentration, surface topography, and microhard...

journal_title：Clinical orthopaedics and related research

authors： Roy ME,Whiteside LA,Katerberg BJ,Steiger JA,Nayfeh T

更新日期：2007-12-01 00:00:00

abstract：:A simple, effective technique for internal fixation of the clavicle with Knowles threaded pins is described in 11 patients with 1 to 21 year results. The method is applicable to fresh fractures of non-union and provides secure compression-fixation. The threads prevent migration of the pin, reduce the period of externa...

journal_title：Clinical orthopaedics and related research

authors： Neviaser RJ,Neviaser JS,Neviaser TJ,Neviaser JS

更新日期：1975-01-01 00:00:00

abstract：:The incidence of complications associated with arthrodesis of the ankle has remained high, especially in wound complications and infections. A new method to achieve arthrodesis of the ankle that utilizes an anterior surgical approach and an anterior tension plate was assessed in 17 patients. This method transforms the...

journal_title：Clinical orthopaedics and related research

authors： Mears DC,Gordon RG,Kann SE,Kann JN

更新日期：1991-07-01 00:00:00

abstract：:A "delta phalanx" is often not triangular but may be trapezoidal. A "delta phalanx" may be present without a supernumerary digit. It is a form of complex syndactyly. Correction of the deformities of "delta phalanz" is obtained by open wedge osteotomy with excised bone fragments used as a graft and Z-plasty of the skin...

journal_title：Clinical orthopaedics and related research

authors： Smith RJ

更新日期：1977-03-01 00:00:00

abstract：:Gamma sterilization in an air environment can induce oxidation in polyethylene. Oxidation can lead to polyethylene embrittlement, compromising mechanical integrity and clinical performance of polyethylene bearings. For these reasons, orthopaedic manufacturers have modified their methods of sterilizing and packaging po...

journal_title：Clinical orthopaedics and related research

authors： Bargmann LS,Bargmann BC,Collier JP,Currier BH,Mayor MB

更新日期：1999-12-01 00:00:00

abstract：:In vivo kinematic data indicate that unicondylar or edge loading occurs during normal activities in well-aligned and malpositioned knee replacements. Using a validated explicit finite element model of a knee replacement, the effects of eccentric loading of a total knee replacement are simulated. Only minor variations ...

journal_title：Clinical orthopaedics and related research

authors： Taylor M,Barrett DS

更新日期：2003-09-01 00:00:00

abstract：:Black lines seen on magnetic resonance imaging in the middle part of the deltoid suggest the presence of fibrous bands. Anatomic study of 30 deltoid muscles was done. Eight half-cone shaped distal fibrous structures merged together into the distal tendon of the deltoid muscle. The middle part of the deltoid muscle con...

journal_title：Clinical orthopaedics and related research

authors： Lorne E,Gagey O,Quillard J,Hue E,Gagey N

更新日期：2001-05-01 00:00:00

abstract：:The results of two-stage flexor tendon reconstruction in the hand, evaluated in 25 fingers in 20 patients with an average followup of 5 months, were graded on the basis of total range of active flexion and combined extension loss. Two-stage flexor tendon reconstruction can significantly improve the functional status o...

journal_title：Clinical orthopaedics and related research

authors： Schmitz PW,Stromberg WB Jr

更新日期：1978-03-01 00:00:00

abstract：UNLABELLED:Ankle arthroplasty is increasingly used to treat advanced ankle arthritis. Earlier prostheses have given way to second-generation implants, on which we are accumulating medium-term data. The Scandinavian Total Ankle Replacement (STAR) is a three-component uncemented implant in wide use in Europe and the only...

journal_title：Clinical orthopaedics and related research

authors： Karantana A,Hobson S,Dhar S

更新日期：2010-04-01 00:00:00

abstract：BACKGROUND:Exchangeable neck stems, defined as those with a dual taper (that is, a modular junction between the femoral head and the femoral neck and an additional junction between the neck and the stem body), were introduced in THA to improve restoration of joint biomechanics (restoring anteversion, offset, and limb l...

journal_title：Clinical orthopaedics and related research

authors： Colas S,Allalou A,Poichotte A,Piriou P,Dray-Spira R,Zureik M

更新日期：2017-08-01 00:00:00

abstract：:Supplements of glucosamine hydrochloride, low molecular weight chondroitin sulfate, and manganese ascorbate were tested separately and in combination for their ability to retard progression of cartilage degeneration in a rabbit instability model of osteoarthrosis. Computerized quantitative histologic evaluation of saf...

journal_title：Clinical orthopaedics and related research

authors： Lippiello L,Woodward J,Karpman R,Hammad TA

更新日期：2000-12-01 00:00:00

abstract：:To calculate the tibial wedge size in preoperative planning of high tibial osteotomy, the weight-bearing line (center femoral head to center tibiotalar joint) is first restored to a selected position on the lateral tibial plateau. Ten full-standing roentgenograms were examined and used to derive mathematical formulas ...

journal_title：Clinical orthopaedics and related research

authors： Dugdale TW,Noyes FR,Styer D

更新日期：1992-01-01 00:00:00

abstract：:Postoperative duplex ultrasonography screening after total hip arthroplasty has been shown to identify patients who may require treatment or additional monitoring for venous thromboembolic disease. The potential for manifestation of venous thromboembolic disease subsequent to screening remains a concern. The objective...

journal_title：Clinical orthopaedics and related research

authors： Beuhler KO,D'Lima DD,Colwell CW Jr,Otis SM,Walker RH

更新日期：1999-04-01 00:00:00

abstract：:Two hundred thirty-four consecutive alumina-on-alumina hip replacements using a press-fit metal-backed socket, performed on 214 patients (98 women, 116 men) have been reviewed. These included 201 primary procedures and 33 revision procedures. The median age of the patients at the time of surgery was 62 years (range, 2...

journal_title：Clinical orthopaedics and related research

authors： Bizot P,Larrouy M,Witvoet J,Sedel L,Nizard R

更新日期：2000-10-01 00:00:00

abstract：:Humerus fractures comprise 5% to 8% of all fractures. Nonunions are uncommon, but when they occur, they present a challenge to the orthopaedic surgeon and often are debilitating to patients. There are risk factors that may predispose patients to nonunion. Many methods of treating these nonunions have been described wi...

journal_title：Clinical orthopaedics and related research

authors： Volgas DA,Stannard JP,Alonso JE

更新日期：2004-02-01 00:00:00

abstract：:Twenty consecutive cases of infected total knee replacements surgically treated between 1990 and 1993 in which complete clinical and financial data were available were reviewed to determine the resources required of the hospital and the surgeon. These results were compared with a similar analysis of a stratified, unse...

journal_title：Clinical orthopaedics and related research

authors： Hebert CK,Williams RE,Levy RS,Barrack RL

更新日期：1996-10-01 00:00:00

abstract：:Direct axial loads were measured weekly during a 15% left tibial lengthening in 21 skeletally mature dogs using three in-line load cells mounted between the rings of an Ilizarov external fixator. The loads increased linearly over time to a maximum at the end of distraction (Week 4). The metaphyseal lengthening sites (...

journal_title：Clinical orthopaedics and related research

authors： Aronson J,Harp JH

更新日期：1994-04-01 00:00:00

abstract：:The age- and sex-specific incidence of hip fractures is central Norway is reported for the periods of 1972-1973 and 1983-1984. The incidence of hip fracture for women had increased by approximately 22% in the intervening period. The region under investigation was subdivided into urban, semirural, and rural areas. The ...

journal_title：Clinical orthopaedics and related research

authors： Finsen V,Benum P

更新日期：1987-05-01 00:00:00

abstract：:A group of diseases--ankylosing spondylitis, psoriatic arthritis, Reiter's disease, ulcerative colitis, Crohn's disease, juvenile chronic arthritis (Still's disease), Whipple's disease, and Behçet's syndrome, which previously were thought to be variants of rheumatoid arthritis, now appear to be distinct from that dise...

journal_title：Clinical orthopaedics and related research

authors： Wright V

更新日期：1979-09-01 00:00:00

abstract：:Specific congenital malformations of the spine are consistently associated with characteristic types of urinary tract malformation. Patients with defects of the spine such as spina bifida occulta, partial or complete absence of the sacrum, unilateral or bilateral failure of segmentation, and wedged vertebrae are not u...

journal_title：Clinical orthopaedics and related research

authors： Tori JA,Dickson JH

更新日期：1980-05-01 00:00:00

abstract：:The burgeoning of major research related to the effectiveness and appropriateness of clinical treatment methods as part of efforts to improve the quality of patient care provides added emphasis to consumer needs for certification and recertification. While there are multiple factors involved, the prime consumer questi...

journal_title：Clinical orthopaedics and related research

authors： Glasser MA

更新日期：1990-08-01 00:00:00

abstract：:External fixators commonly used in orthopaedic trauma and reconstruction may pose a potential safety hazard to patients exposed to magnetic resonance imaging. This interaction with the scanner depends on fixator composition, magnetism, and geometry. Image artifact produced by devices during scanning may diminish the d...

journal_title：Clinical orthopaedics and related research

authors： Cannada LK,Herzenberg JE,Hughes PM,Belkoff S

更新日期：1995-08-01 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：:Joint synovia and fluids taken from patients with various stages of rheumatoid arthritis (RA) were injected into embryonated chicken eggs, resulting in characteristic joint abnormalities ("crooked toes") in the extremities of the embryos and chicks. There was a direct correlation between the number of the induced lesi...

journal_title：Clinical orthopaedics and related research

authors： Warren SL,Marmor L,Gerken SC,Horner HE

更新日期：1979-10-01 00:00:00

abstract：:Osteosarcoma is the most common primary bone malignancy. Despite improvements in therapy, approximately 30% of patients experience pulmonary metastasis. Expression of several growth factors, including VEGF and BMPs, has been implicated in tumor progression and metastatic potential. We hypothesized increased metastatic...

journal_title：Clinical orthopaedics and related research

authors： Weiss KR,Cooper GM,Jadlowiec JA,McGough RL 3rd,Huard J

更新日期：2006-09-01 00:00:00

abstract：:Successful placement of the distal interlocking screws into the Grosse-Kempf nail is a demanding procedure due in part to deformation of the nail during insertion and to inaccuracy of the targeting device supplied with the system. The authors suggest an alternative approach. After placement of the nail in a tibia or f...

journal_title：Clinical orthopaedics and related research

authors： Rao JP,Allegra MP,Benevenia J,Dauhajre TA

更新日期：1989-01-01 00:00:00

abstract：:In 1999, a study was done examining the injury risk and pattern in first time snowboarders versus first time skiers. Although these rates were similar, snowboarders sustained a higher percentage of injuries to the upper extremity, particularly wrist sprains and fractures. As an extension of this previous study, the pr...

journal_title：Clinical orthopaedics and related research

authors： O'Neill DF

更新日期：2003-04-01 00:00:00