abstract：:Ultrastructural changes occurring in rabbit hyaline cartilage were studied during the early stages of antigen-induced arthritis. After one hour, small deposits of electron-dense material (EDM) were noted at depths up to about 3 micron from the surface. During subsequent stages, the number of EDM deposits did not incre...

journal_title：Clinical orthopaedics and related research

authors： Maeda M,Cooke TD

更新日期：1984-11-01 00:00:00

abstract：:Heterotopic ossification can impair the functional results of total hip arthroplasty. The causative role of trochanteric osteotomy in heterotopic ossification is uncertain. Postoperative radiographs of 100 total hip arthroplasties were analyzed for incidence of heterotopic ossification. Forty procedures were performed...

journal_title：Clinical orthopaedics and related research

authors： Errico TJ,Fetto JF,Waugh TR

更新日期：1984-11-01 00:00:00

abstract：:People are the major source of bacterial contamination in the hospital environment, and to control environmental bacteria, the shedding potential of people must be controlled. In a conventional operating room, the more complete the surgical attire worn by everyone in the room, the better the control; i.e., body exhaus...

journal_title：Clinical orthopaedics and related research

authors： Ritter MA

更新日期：1984-11-01 00:00:00

abstract：:The combined Coventry-Maquet procedure has been proposed as a means of treating dual-compartment degenerative arthritis of the knee. The procedure was investigated in a prospective study of 14 patients treated by combined high tibial osteotomy and tibial tubercle elevation. Preoperative scores averaged 50 points and s...

journal_title：Clinical orthopaedics and related research

authors： Hofmann AA,Wyatt RW,Jones RE

更新日期：1984-11-01 00:00:00

abstract：:Reduction of a posterior elbow dislocation can be accomplished by many methods and can require special positioning of the patient, trained assistants, and special equipment. A method that provides a simplified alternative is described. Leverage rather than forceful strength is the prerequisite. The maneuver is perform...

journal_title：Clinical orthopaedics and related research

authors： Hankin FM

更新日期：1984-11-01 00:00:00

abstract：:Antibiotic prophylaxis is indicated only under specific surgical settings. Appropriate antibiotic prophylaxis must take into account the type of surgery, the competence of the host, and the pharmacologic properties of the antibiotic(s). The antibiotic should be given before the surgical procedure and have an antibacte...

journal_title：Clinical orthopaedics and related research

authors： Mader JT,Cierny G 3rd

更新日期：1984-11-01 00:00:00

abstract：:The effects of polymethylmethacrylate (PMMA) on DNA, protein, and sulfated-proteoglycan synthesis by rabbit articular chondrocytes were observed in monolayer cultures. PMMA pellets in ratios of 1:1 and 1:2 (liquid monomer:powder) significantly reduced [3H]thymidine incorporation into DNA during the first 24 h of cultu...

journal_title：Clinical orthopaedics and related research

authors： Boyd AD Jr,Goldberg VM,Miller LM,Malemud CJ

更新日期：1984-10-01 00:00:00

abstract：:For stabilization of the lower thoracic and lumbar spine, an external spinal skeletal fixation (ESSF) system has been developed and clinically used since 1977. The system consists of two pairs of Schanz screws and an adjustable external fixation device. The Schanz screws are firmly anchored through the pedicles into t...

journal_title：Clinical orthopaedics and related research

authors： Magerl FP

更新日期：1984-10-01 00:00:00

abstract：:Tibial articular cartilage and the knee meniscus from cast-immobilized rabbits whose quadriceps were electrically stimulated for 17 days were compared with those from cast-immobilized rabbits without muscle stimulation. Cartilage from non-stimulated rabbits showed evidence of deep fibrillation and loss of Safranin O m...

journal_title：Clinical orthopaedics and related research

authors： Burr DB,Frederickson RG,Pavlinch C,Sickles M,Burkart S

更新日期：1984-10-01 00:00:00

abstract：:For evaluation of both the anterolateral and posterior approaches to total hip arthroplasty as alternatives to the transtrochanteric approach, 269 replacement procedures in 237 patients were reviewed. Follow-up periods ranged from 24 to 71 months (average, 38.2 months). The anterolateral approach was used in 91 hips, ...

journal_title：Clinical orthopaedics and related research

authors： Vicar AJ,Coleman CR

更新日期：1984-09-01 00:00:00

abstract：:Although peripheral metastases of many malignancies to bone are common, metastases to the hand and carpus are rare. This is the first report of a silent primary malignancy of the lung presenting as a metastasis to the carpal navicular bone. Only eight instances of carpal bone metastases secondary to all tumor sources ...

journal_title：Clinical orthopaedics and related research

authors： Ioia JV,Sumner JM,Gallagher T

更新日期：1984-09-01 00:00:00

abstract：:Fourteen patients with separation of the distal clavicular metaphysis from the epiphysis were reviewed. These injuries, especially in the older child and adolescent, mimic acromioclavicular separation. However, they are really growth-plate injuries in which the epiphysis and physis maintain their normal anatomic relat...

journal_title：Clinical orthopaedics and related research

authors： Ogden JA

更新日期：1984-09-01 00:00:00

abstract：:Limb salvage was previously described for patients with osteogenic sarcoma who had resectable lesions. In the very young child the usual methods of reconstruction are not applicable due to the resulting major leg-length inequality. One solution is to resect the lesion in accordance with good cancer surgery guidelines ...

journal_title：Clinical orthopaedics and related research

authors： Jacobs PA

更新日期：1984-09-01 00:00:00

abstract：:Posterior displacement of the odontoid after fracture occurs much less frequently than does anterior displacement. Experience with four patients suggests that anatomic reduction may not be possible and prolonged attempts to gain reduction are not advisable. Those cases should be managed with early application of a hal...

journal_title：Clinical orthopaedics and related research

authors： Lewallen RP,Morrey BF,Cabanela ME

更新日期：1984-09-01 00:00:00

abstract：:From the time of Hippocrates to the beginning of the nineteenth century, fractures of the distal end of the radius were mistaken for dislocations of the wrist. Clinical observations, anatomic dissections, and experiments on cadavers dispelled this error. It was not, however, until after the discovery of roentgenograms...

journal_title：Clinical orthopaedics and related research

authors： Peltier LF

更新日期：1984-07-01 00:00:00

abstract：:Posterior glenoid osteotomy (posterior glenoplasty) is a standard surgical reconstructive operation for recurrent posterior instability of the shoulder. A 34-year-old man was treated by glenoid osteotomy and subsequently developed significant glenohumeral arthritis. Following several surgical procedures, only total sh...

journal_title：Clinical orthopaedics and related research

authors： Johnston GH,Hawkins RJ,Haddad R,Fowler PJ

更新日期：1984-07-01 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：:An aggregate of biodegradable beta-tricalcium phosphate and bone morphogenetic protein (BMP/TCP) induces the differentiation of cartilage within eight days, cartilage and woven bone within 12 days, and lamellar bone, including bone marrow, within 21 days. The yield of new bone from a 1-mg dose was more than 12 times g...

journal_title：Clinical orthopaedics and related research

authors： Urist MR,Lietze A,Dawson E

更新日期：1984-07-01 00:00:00

abstract：:The goal of subtotal arthrodesis of the wrist is to provide a stable and pain-free joint, with preservation of a limited but useful range of motion. Experience indicates that the available mobility of the joints that are left unfused tends to increase with time and use of the extremity, and that accelerated wear of th...

journal_title：Clinical orthopaedics and related research

authors： Taleisnik J

更新日期：1984-07-01 00:00:00

abstract：:The authors report the results of a consecutive series of 37 total condylar prostheses inserted between 1975 and 1977 in 31 osteoarthritic and six rheumatoid arthritic knees. Prostheses were inserted in 33 usually low-activity patients with an average age of 65 years. There was a five-year minimum follow-up period for...

journal_title：Clinical orthopaedics and related research

authors： Aglietti P,Rinonapoli E

更新日期：1984-06-01 00:00:00

abstract：:In two cases of post-traumatic radioulnar synostosis occurring in a father and his adult son, the bony bridge was excised and a Silastic sheet interposed between the forearm bones. Both patients benefitted and had improved function of the hand following the procedure, although the range of forearm rotation restored wa...

journal_title：Clinical orthopaedics and related research

authors： Maempel FZ

更新日期：1984-06-01 00:00:00

abstract：:Major vascular, nonthromboembolic complications of total hip arthroplasty are rare: only 23 have been reported over the last 20 years. This is a report of two additional cases. In an 84-year-old woman, the external iliac artery was lacerated following removal of the acetabular component. Two such injuries have been re...

journal_title：Clinical orthopaedics and related research

authors： Reiley MA,Bond D,Branick RI,Wilson EH

更新日期：1984-06-01 00:00:00

abstract：:All patients treated by total hip arthroplasty (THA) from 1971 to 1980 were analyzed to assess cause and rate of revision. Multiparameter radiographic analysis of failed femoral components ( FFC ) and matched control THAs was performed to determine predictability of failure, based on initial postarthroplasty and subse...

journal_title：Clinical orthopaedics and related research

authors： Tapadiya D,Walker RH,Schurman DJ

更新日期：1984-06-01 00:00:00

abstract：:A 40-year-old man with a total hip arthroplasty was injured in an auto accident. The injury was a posterior fracture-dislocation of the total hip and produced migration of a dislocated acetabular prosthesis. A large hematoma extended from the hip to the medial aspect of the thigh. This unusual case illustrates the imp...

journal_title：Clinical orthopaedics and related research

authors： Woolson ST

更新日期：1984-06-01 00:00:00

abstract：:Sixty-four total articular replacement arthroplasties were performed in 60 patients with an average follow-up period of 24 months. Ninety-three percent of the patients had little or no pain at the time of follow-up examination; 83% of the patients were able to walk unlimited distances; 97% of the patients had a postop...

journal_title：Clinical orthopaedics and related research

authors： Mallory TH,Ballas S,VanAtta G

更新日期：1984-05-01 00:00:00

abstract：:Peripheral nerve injury occasionally results from long bone fractures, but bony entrapment of a peripheral nerve occurs infrequently. Bony entrapment of a peripheral nerve is usually associated with upper extremity fractures. In a 34-year-old man bony entrapment of the superficial peroneal nerve occurred in a healed m...

journal_title：Clinical orthopaedics and related research

authors： Mino DE,Hughes EC Jr

更新日期：1984-05-01 00:00:00

abstract：:Observations of the knee joint made at surgical synovectomy in young children with the chronic synovitis stage of hemophilic arthropathy permitted description of the evolution of the subchondral cyst in this disease. Beginning as a subchondral hematoma beneath the load-bearing surfaces of the joint, the subchondral cy...

journal_title：Clinical orthopaedics and related research

authors： Speer DP

更新日期：1984-05-01 00:00:00

abstract：:Osteonecrosis of the femoral head developed in three patients during pregnancy. There were no demonstrable predisposing factors. The symptoms were first noted during the last trimester and persisted following delivery. Results of examination, radiography, and scanning were consistent with a diagnosis of osteonecrosis,...

journal_title：Clinical orthopaedics and related research

authors： Pellicci PM,Zolla-Pazner S,Rabhan WN,Wilson PD Jr

更新日期：1984-05-01 00:00:00

abstract：:A long-term clinical study of 41 Flatt metallic hinged prostheses inserted in the metacarpophalangeal joints of ten rheumatoid patients was completed to provide a historic and clinical perspective of the ongoing clinical performance of this prosthesis. Postsurgical analysis performed an average of 138 months after ope...

journal_title：Clinical orthopaedics and related research

authors： Blair WF,Shurr DG,Buckwalter JA

更新日期：1984-04-01 00:00:00

abstract：:The tuck position used in conjunction with the tuck seat continues to satisfy the important requirements of lumbar spine surgery: satisfactory respiratory exchange, diminished venous oozing, and ample exposure. In 253 operations performed since 1971, minimal postoperative morbidity, including deep vein thrombosis, was...

journal_title：Clinical orthopaedics and related research

authors： Wayne SJ

更新日期：1984-04-01 00:00:00

abstract：:A stylized wedge-shaped defect was created in the medial plateau of autopsy specimens of the tibia to evaluate methods for fixation in total knee arthroplasty. A series of tibial components was inserted by five different methods. With each method loading of up to 1780 N axially and a varus load of 1340 N at 28 Newton-...

journal_title：Clinical orthopaedics and related research

authors： Brooks PJ,Walker PS,Scott RD

更新日期：1984-04-01 00:00:00

abstract：:An 11-year-old boy sustained complete brachial artery disruption following closed posterior elbow dislocation. This is the first documentation in the English-language literature of this type of arterial transection following closed elbow dislocation in a child. It is also the first report of surgical repair of the bra...

journal_title：Clinical orthopaedics and related research

authors： Hofammann KE 3rd,Moneim MS,Omer GE,Ball WS

更新日期：1984-04-01 00:00:00

abstract：:The precise nature of the motion of the knee during a pivot shift is of interest when types of knee instability are correlated with specific injuries. Ten subjects with anterior cruciate ligament injuries and demonstrable pivot shift instabilities were examined with a triaxial electrogoniometer to detect angular motio...

journal_title：Clinical orthopaedics and related research

authors： Allum R,Jones D,Mowbray MA,Galway HR

更新日期：1984-03-01 00:00:00

abstract：:Based on the follow-up evaluation of 350 patients in whom lumbar disc herniation was treated by anterior discectomy and interbody fusion from 1955 to 1982, 94.3% of the patients obtained bony union and justified the principle of interbody stabilization of the spine. The normalization of the myelographic pattern observ...

journal_title：Clinical orthopaedics and related research

authors： Inoue S,Watanabe T,Hirose A,Tanaka T,Matsui N,Saegusa O,Sho E

更新日期：1984-03-01 00:00:00

abstract：:Detailed, long-term studies of cemented total hip arthroplasties clearly show that failure of fixation of the acetabular component is a major problem, with a rising incidence and an unusual complexity. By finite element analysis the stress distribution in the human acetabulum before and after total hip arthroplasty wa...

journal_title：Clinical orthopaedics and related research

authors： Harris WH

更新日期：1984-03-01 00:00:00

abstract：:Two children with premature partial arrest of the tibial physis, one proximal and the other distal, were treated by resection of the bony bar and by the Langenskiold method of interposition of fat. In one child the arrest was the result of an open fracture and bony loss of the upper tibia. In the other child the arres...

journal_title：Clinical orthopaedics and related research

authors： Mayer V,Marchisello PJ

更新日期：1984-03-01 00:00:00

abstract：:To update the status of chymopapain in the treatment of herniated intervertebral discs, a review of the current literature and data from an unpublished Texas study are presented. Studies in animals and humans have consistently demonstrated that chymopapain can dissolve the nucleus pulposus. Twenty-eight uncontrolled a...

journal_title：Clinical orthopaedics and related research

authors： Simmons JW,Stavinoha WB,Knodel LC

更新日期：1984-03-01 00:00:00

abstract：:Occupational radiation exposure was measured using three film badges and one ring thermoluminescent dosimeter. The radiation dose in the hospital but outside the operating room was measured as zero for the 12-month period. The measured trunk dose in the operating room was 5 mrem, and the measured dose to the head and ...

journal_title：Clinical orthopaedics and related research

authors： Barry TP

更新日期：1984-01-01 00:00:00

abstract：:Mechanical evaluation of healing fractures in rabbits suggests that tensile testing both minimizes artifacts and permits direct intrinsic determinations of tissue quality. In healing osteotomies in the rabbit fibula, there is a rapid return of stiffness at 16 days, correlating with callus maturation. The failure mode ...

journal_title：Clinical orthopaedics and related research

authors： Black J,Perdigon P,Brown N,Pollack SR

更新日期：1984-01-01 00:00:00

abstract：:Total hip arthroplasty (THA) or total knee arthroplasty (TKA) is indicated for patients with juvenile rheumatoid arthritis (JRA) when marked joint destruction is present and pain or deformity compromises function despite optimal medical therapy. Relief of pain, reduction of the deformity, and dramatic improvement in f...

journal_title：Clinical orthopaedics and related research

authors： Scott RD,Sarokhan AJ,Dalziel R

更新日期：1984-01-01 00:00:00