CO2 arthroscopy of the knee.

abstract：:In the process of prosthetic loosening, the initial motion of the implant relative to the bone is a key element. In order to provide quantitative information, three straight and one curved cementless hip stems were submitted to in vitro tests in autopsy specimens of the femur under dynamic axial and torsional loads wi...

journal_title：Clinical orthopaedics and related research

authors： Schneider E,Kinast C,Eulenberger J,Wyder D,Eskilsson G,Perren SM

更新日期：1989-11-01 00:00:00

abstract：BACKGROUND:Osteosarcoma is a rare complication of Paget's disease with a very poor prognosis. Treatment is controversial: the older age of the patients affected by Paget's disease may limit the use of chemotherapy and axial involvement may limit the practicality of surgery. QUESTIONS/PURPOSES:The purposes of this stud...

journal_title：Clinical orthopaedics and related research

authors： Ruggieri P,Calabrò T,Montalti M,Mercuri M

更新日期：2010-11-01 00:00:00

abstract：:When perichondrium-free pieces of embryonic quail epiphyseal cartilage are incubated on the chorioallantoic membranes of chick embryos, 2 developmental changes are observed. First, most grafts develop a periosteum in which the osteoblasts and osteocytes are of donor, i.e., chondrocytic origin. No such periosteum is ob...

journal_title：Clinical orthopaedics and related research

authors： Kahn AJ,Simmons DJ

更新日期：1977-11-01 00:00:00

abstract：BACKGROUND:Amphotericin B is a highly hydrophobic antifungal used for orthopaedic infections. There is disagreement about whether amphotericin B is released when it is loaded in polymethylmethacrylate (PMMA). It is unknown how much a poragen will increase amphotericin B release or decrease the compressive strength of t...

journal_title：Clinical orthopaedics and related research

authors： Kweon C,McLaren AC,Leon C,McLemore R

更新日期：2011-11-01 00:00:00

abstract：:Thirty-two rabbits were used experimentally to study the effect of cortisone in bone, lungs, kidneys, and liver. Cortisone does induce abnormal increases in the serum cholesterol, fatty metamorphosis of the liver and the fatty emboli of the subchondral vessels of the femoral heads. Clofibrate therapy appeared to modif...

journal_title：Clinical orthopaedics and related research

authors： Wang GJ,Moga DB,Richemer WG,Sweet DE,Reger SI,Thompson RC

更新日期：1978-01-01 00:00:00

abstract：:Dislocation after hip replacement occurs at an overall incidence of 2% to 3% and has significant cost and morbidity implications. Statistically increased incidence is observed in females and in the elderly, and after reoperation procedures. Specific causes include cup malrotation, trochanteric migration, and decreased...

journal_title：Clinical orthopaedics and related research

authors： Morrey BF

更新日期：1997-11-01 00:00:00

abstract：:Two patients with severe hip pain proved to have buttock claudication resulting from isolated stenosis of the hypogastric artery. This diagnosis may be elusive if distal pulses are palpable, directing the clinician's suspicion away from vascular pathology. Diagnosis requires angiography. The patients were successfully...

journal_title：Clinical orthopaedics and related research

authors： Smith G,Train J,Mitty H,Jacobson J

更新日期：1992-11-01 00:00:00

abstract：:Deep flexion affects both femorotibial contact pattern and the patellofemoral articulation. The purpose of this study was to compare the patellofemoral motion of nonimplanted and implanted knees and to analyze femorotibial kinematics after total knee replacement designed for deep flexion. Three-dimensional patellofemo...

journal_title：Clinical orthopaedics and related research

authors： Argenson JN,Komistek RD,Mahfouz M,Walker SA,Aubaniac JM,Dennis DA

更新日期：2004-11-01 00:00:00

abstract：UNLABELLED:We report the results of a minimum 21-year followup of a consecutive series of 103 patients who had 136 Marmor cemented unicompartmental knee replacements done between 1975 and 1982. Patients were evaluated clinically and radiographically. At minimum 21-year followup 14 patients (19 knees) were alive, 87 pat...

journal_title：Clinical orthopaedics and related research

authors： O'Rourke MR,Gardner JJ,Callaghan JJ,Liu SS,Goetz DD,Vittetoe DA,Sullivan PM,Johnston RC

更新日期：2005-11-01 00:00:00

abstract：UNLABELLED:Risk factors to explain the poor survival of patients with osteosarcoma of the pelvis are poorly understood. Therefore, we attempted to identify factors affecting survival and development of local recurrence and metastasis. We retrospectively reviewed 43 patients who had high-grade pelvic tumors and were tre...

journal_title：Clinical orthopaedics and related research

authors： Fuchs B,Hoekzema N,Larson DR,Inwards CY,Sim FH

更新日期：2009-02-01 00:00:00

abstract：BACKGROUND:Lisfranc (tarsometatarsal joint) injuries are relatively rare, accounting for less than 1% of all fractures, and as many as 20% of subtle Lisfranc injuries are missed at the initial patient presentation. An undiagnosed Lisfranc injury can have devastating consequences to the patient. Therefore, any factor th...

journal_title：Clinical orthopaedics and related research

authors： Podolnick JD,Donovan DS,DeBellis N,Pino A

更新日期：2017-05-01 00:00:00

abstract：:Because of the nature of the alignment the joints of the lower extremity, any significant loss of alignment or function will place increased stress on the remaining joints. An ankle arthrodesis must be carefully aligned into slight valgus and neutral dorsiflexion, plantar flexion and the same degree of external rotati...

journal_title：Clinical orthopaedics and related research

authors： Mann RA

更新日期：1980-01-01 00:00:00

abstract：BACKGROUND:Bacteria shed by operating room personnel is a source of wound contamination and postoperative infections. The personal protection system (PPS) was designed to decrease airborne bacteria and intraoperative contamination in total joint arthroplasty. QUESTIONS/PURPOSES:We determined the microbial contaminatio...

journal_title：Clinical orthopaedics and related research

authors： Kearns KA,Witmer D,Makda J,Parvizi J,Jungkind D

更新日期：2011-11-01 00:00:00

abstract：:Reduction of the porosity of bone cement by centrifugation significantly improves the fatigue life of the cement when smooth, waisted specimens are tested. However, bone cement in vivo has surface irregularities at the interdigitation of the cement with the trabecular bone. The effect of centrifugation on the fatigue ...

journal_title：Clinical orthopaedics and related research

authors： Davies JP,O'Connor DO,Burke DW,Jasty M,Harris WH

更新日期：1988-04-01 00:00:00

abstract：:Residual coxa vara is a common complication of femoral neck fracture in a child. Factors favoring the development of this complication are delayed reduction and avascular necrosis. The present case report is a 10-year follow-up of spontaneous correction of traumatic coxa vara in a child. This is of interest because re...

journal_title：Clinical orthopaedics and related research

authors： DeLuca FN,Keck C

更新日期：1976-05-01 00:00:00

abstract：:From 1972 to 1982, 455 patients had arthrodesis and other operations with screw-plate internal fixation of the lumbosacral spine. Of these 455 patients, 440-413 of whom had had spinal fusion and 27 of whom had undergone pars interarticularis reconstruction--were evaluated for a mean follow-up period of 31.6 months. Th...

journal_title：Clinical orthopaedics and related research

authors： Louis R

更新日期：1986-02-01 00:00:00

abstract：:Pulled elbow and hypermobility of joints are frequently seen in young children, the latter occurring in 5% of the general population. A group of 100 children with pulled elbows, composed of 64 girls and 36 boys with a mean age of 25.5 months, and their parents were checked for joint hypermobility in a prospective stud...

journal_title：Clinical orthopaedics and related research

authors： Amir D,Frankl U,Pogrund H

更新日期：1990-08-01 00:00:00

abstract：:Distal arthrogryposes are a group of syndromes with congenital contractures primarily involving the hands and feet, which often are associated with abnormal facies, and are transmitted by autosomal dominant inheritance. Many affected individuals present in an orthopaedic setting. The features of these syndromes are de...

journal_title：Clinical orthopaedics and related research

authors： Beals RK

更新日期：2005-06-01 00:00:00

abstract：:It is now well established that the meniscus performs a number of roles that are important to the efficient performance of the knee joint. Of particular importance is the recognition of its load-bearing function and its stabilization of the joint during flexion-extension. The compression of the wedge-shaped meniscus d...

journal_title：Clinical orthopaedics and related research

authors： Ghosh P,Taylor TK

更新日期：1987-11-01 00:00:00

abstract：:Twenty-two patients (23 shoulders) with arthrographically verified adhesive capsulitis of the glenohumeral joint were treated by a combination of distention-arthrography, local anesthetics and steroids intraarticularly, and manipulation. The mean duration of the disease at the time of treatment was 14 months, and all ...

journal_title：Clinical orthopaedics and related research

authors： Ekelund AL,Rydell N

更新日期：1992-09-01 00:00:00

abstract：:The natural history of degenerative lumbar spinal stenosis is documented poorly. Little is known about the efficacy of nonoperative treatments. An aggressive nonoperative treatment consisting of therapeutic exercise, analgesics, and epidural steroid injections is proposed. The clinical evaluation of the patients is re...

journal_title：Clinical orthopaedics and related research

authors： Simotas AC

更新日期：2001-03-01 00:00:00

abstract：:Between March 1991 and December 1992 the authors surgically treated 55 acetabular fractures using a modified Stoppa anterior intrapelvic extensile approach. Indications for utilization of this approach included displaced anterior column or wall fractures, transverse fractures, T shaped fractures, both column fractures...

journal_title：Clinical orthopaedics and related research

authors： Cole JD,Bolhofner BR

更新日期：1994-08-01 00:00:00

abstract：:Mineralization processes in the body are controlled by physicochemical and cellular regulation of hydroxyapatite (HA) nucleators and inhibitors. The chemical mechanism of action of HA inhibitors has been studied in vitro using solution pH-stat techniques or Types I and II collagen gel diffusion systems. Three biologic...

journal_title：Clinical orthopaedics and related research

authors： Blumenthal NC

更新日期：1989-10-01 00:00:00

abstract：:The shoulder is characterized foremost by its mobility and large range of motion. The glenohumeral joint is notable for its relative lack of bony constraint, relying heavily on the congruent articulating surfaces and surrounding soft tissue envelope for static and dynamic stability. Effective function in the articulat...

journal_title：Clinical orthopaedics and related research

authors： Bigliani LU,Kelkar R,Flatow EL,Pollock RG,Mow VC

更新日期：1996-09-01 00:00:00

abstract：:Breast cancers frequently metastasize to the skeleton and cause bone destruction. Tumor cells secrete factors that stimulate osteoclasts. The consequent osteolytic resorption releases active factors from the bone matrix, in particular transforming growth factor-beta (TGF-beta). The released factors then stimulate tumo...

journal_title：Clinical orthopaedics and related research

authors： Guise TA,Chirgwin JM

更新日期：2003-10-01 00:00:00

abstract：:Two untreated completely dislocated hips were examined pathologically in a 74-year-old male dissecting room cadaver. The femoral heads bilaterally were 9 cm above the acetabular fossae. They lay adjacent to each ilium with no secondary acetabulum formation. A thickened and markedly elongated fibrous capsule appeared t...

journal_title：Clinical orthopaedics and related research

authors： Milgram JW

更新日期：1976-09-01 00:00:00

abstract：UNLABELLED:Deep venous thrombosis and pulmonary embolism after shoulder arthroplasty are not well described. We sought to identify the frequency of deep venous thrombosis and pulmonary embolisms in patients after shoulder arthroplasties to compare these rates with the frequency of deep venous thrombosis and pulmonary e...

journal_title：Clinical orthopaedics and related research

authors： Lyman S,Sherman S,Carter TI,Bach PB,Mandl LA,Marx RG

更新日期：2006-07-01 00:00:00

abstract：BACKGROUND:Although hip arthroplasty reliably relieves pain and improves function, problems have arisen with wear and osteolysis. Highly crosslinked polyethylene has been developed to address this problem although at present there is limited clinical evidence it does so longer term. QUESTIONS/PURPOSES:We compared the ...

journal_title：Clinical orthopaedics and related research

authors： Mutimer J,Devane PA,Adams K,Horne JG

更新日期：2010-12-01 00:00:00

abstract：:Three patients with osteonecrosis of the femoral head in whom the extent of necrosis increased by repeated episodes of osteonecrosis are described. In all cases the evidence of two attacks of osteonecrosis was detected clearly on magnetic resonance images. The significance of the recurrent attacks of osteonecrosis is ...

journal_title：Clinical orthopaedics and related research

authors： Kim YM,Rhyu KH,Lee SH,Kim HJ

更新日期：2003-01-01 00:00:00

abstract：:The authors review the structure and composition of articular cartilage. This tissue is composed of an extensive extracellular matrix synthesized by chondrocytes. It contains different zones with respect to depth from the articular surface and has a regional organization around the chondrocytes. Its composition varies...

journal_title：Clinical orthopaedics and related research

authors： Poole AR,Kojima T,Yasuda T,Mwale F,Kobayashi M,Laverty S

更新日期：2001-10-01 00:00:00