The narrow lumbar spinal canal or lumbar spinal stenosis.

abstract：BACKGROUND:Hip fractures in the elderly are followed by considerable risk of functional decline and mortality. QUESTIONS/PURPOSES:The purposes of this study were to (1) explore predictive factors of functional level at discharge, (2) evaluate 1-year mortality after hip fracture compared with that of the general popula...

journal_title：Clinical orthopaedics and related research

authors： Dubljanin-Raspopović E,Marković-Denić L,Marinković J,Nedeljković U,Bumbaširević M

更新日期：2013-08-01 00:00:00

abstract：:Do X-rays adequately reflect the strength of callus post fracture? Eleven rabbit tibiae were manually fractured and allowed to heal in plaster. At varying times post fracture, the rabbits were sacrificed and the tibiae were removed. AP and lateral X-rays of each tibia were obtained and shown to 27 orthopedists and rad...

journal_title：Clinical orthopaedics and related research

authors： Nicholls PJ,Berg E,Bliven FE Jr,Kling JM

更新日期：1979-07-01 00:00:00

abstract：BACKGROUND:Patellofemoral osteoarthritis (OA) and anterior knee pain sometimes are considered contraindications for unicompartmental knee arthroplasty (UKA). However, several studies have demonstrated excellent patient-reported outcome scores in patients with patellofemoral OA treated with medial mobile-bearing UKA. Be...

journal_title：Clinical orthopaedics and related research

authors： Berger Y,Ftaita S,Thienpont E

更新日期：2019-09-01 00:00:00

abstract：:This is a report of the fifth known case of recurrent Legg--Calve--Perthes' disease. Roentgenograms of the hips after the first avascular episode, at the age of 3 years and 6 months resemble to a certain extent, Dysplasia Epiphysealis Capitis Femoris. ...

journal_title：Clinical orthopaedics and related research

authors： Axer A,Hendel D

更新日期：1977-07-01 00:00:00

abstract：:A heterogeneous group of 17 patients with aseptic necrosis of the femoral head had treatment of 23 hips by bone grafting. Phemister-type tibial grafts were used in 20 and iliac grafts in 3. All hips were evaluated before and after grafting according to roentgenographic stage of disease and the Hospital for Special Sur...

journal_title：Clinical orthopaedics and related research

authors： Dunn AW,Grow T

更新日期：1977-01-01 00:00:00

abstract：:Varus deformity is a common finding in candidates for total knee arthroplasty (TKA), but very little has been written concerning the problems encountered in correcting these deformities at the time of arthroplasty. Compared to patients without deformities, this group of patients require more attention to the technical...

journal_title：Clinical orthopaedics and related research

authors： Teeny SM,Krackow KA,Hungerford DS,Jones M

更新日期：1991-12-01 00:00:00

abstract：:An 18-month-old girl with a distal tibiofibular diastasis secondary to an osteochondroma was seen with a valgus deformity of the ankle. The patient underwent operative excision of the osteochondroma at the age of 2 years. At 13-year followup there was resolution of the diastasis, and the patient was free of symptoms. ...

journal_title：Clinical orthopaedics and related research

authors： Spatz DK,Guille JT,Kumar SJ

更新日期：1997-12-01 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：:The benefit of reduced polyethylene wear with ceramic in hip replacements does not seem to have been universally appreciated. In this current study, wear predictions from laboratory and clinical studies were compared for ceramic-on-polyethylene and cobalt chrome-on-polyethylene combinations. Many laboratory studies in...

journal_title：Clinical orthopaedics and related research

authors： Clarke IC,Gustafson A

更新日期：2000-10-01 00:00:00

abstract：:The influence of muscle activity and forearm position on the stability of the lateral collateral ligament deficient elbow was investigated in vitro, using a custom testing apparatus to simulate active and passive elbow flexion. Rotation of the ulna relative to the humerus was measured before and after sectioning of th...

journal_title：Clinical orthopaedics and related research

authors： Dunning CE,Zarzour ZD,Patterson SD,Johnson JA,King GJ

更新日期：2001-07-01 00:00:00

abstract：BACKGROUND:Locking plate fixation of proximal humeral fractures improves biomechanical stability. It has expanded the indications of traditional open reduction internal fixation and become increasingly common for treating unstable, displaced proximal humeral fractures. Despite improved stability it is unclear whether t...

journal_title：Clinical orthopaedics and related research

authors： Jones CB,Sietsema DL,Williams DK

更新日期：2011-12-01 00:00:00

abstract：:Osteointegration and implant position are regions of interest after cementless total knee replacement. The radiographic and functional status of 101 implants in 101 patients were evaluated 3, 12, and 24 months after implantation. To obtain satisfactory radiographs, a fluoroscopically assisted technique was used. In 92...

journal_title：Clinical orthopaedics and related research

authors： Fuiko R,Zembsch A,Loyoddin M,Ritschl P

更新日期：2003-03-01 00:00:00

abstract：:Medial meniscal anomalies are rare. The anterior horn insertion into the anterior cruciate ligament is the most common. In the course of an arthroscopy for torn lateral meniscus, an anomalous band in continuity with the posterior horn of the medial meniscus was observed to insert into the anterior cruciate ligament. A...

journal_title：Clinical orthopaedics and related research

authors： Bhargava A,Ferrari DA

更新日期：1998-03-01 00:00:00

abstract：:Osteonecrosis (aseptic or avascular necrosis of bone) is an entity with many causes that can occur at a variety of sites. It is a known complication of corticosteroid therapy, either alone or combined with other drugs in the treatment of malignancy. Osteonecrosis associated with chemotherapy that does not include cort...

journal_title：Clinical orthopaedics and related research

authors： Marymont JV,Kaufman EE

更新日期：1986-03-01 00:00:00

abstract：:The clinical presentation, diagnosis, radiographic features, mechanism, pathologic changes, and treatment of elbow instability are understood better now. Elbow instability can be classified according to five criteria: (1) the timing (acute, chronic or recurrent); (2) the articulation(s) involved (elbow versus radial h...

journal_title：Clinical orthopaedics and related research

authors： O'Driscoll SW

更新日期：2000-01-01 00:00:00

abstract：:Dislocation is a well documented complication after a two-stage revision arthroplasty for a deep periprosthetic hip infection. We are aware of no reports specifically evaluating the risk factors for dislocation after reimplantation for infection. We hypothesized greater age, increase in the number of operations on the...

journal_title：Clinical orthopaedics and related research

authors： Hartman CW,Garvin KL

更新日期：2006-06-01 00:00:00

abstract：:Decisions made regarding resumption of driving after total hip arthroplasty may be determined by a combination of factors including driving reaction time and when postsurgical precautions need no longer be adhered to. Ninety patients, ranging in age from 34 to 85 years old were recruited after total hip arthroplasty t...

journal_title：Clinical orthopaedics and related research

authors： Ganz SB,Levin AZ,Peterson MG,Ranawat CS

更新日期：2003-08-01 00:00:00

abstract：BACKGROUND:Subchondral insufficiency fracture of the femoral head occurs mainly in elderly patients with osteoporosis. Spontaneous resolution is observed after nonoperative treatment in some patients whereas other show progressive joint destruction requiring THA. Several studies report the occurrence of subchondral ins...

journal_title：Clinical orthopaedics and related research

authors： Ishihara K,Miyanishi K,Ihara H,Jingushi S,Torisu T

更新日期：2010-05-01 00:00:00

abstract：:A 60-year-old man had severe unilateral wrist flexion contracture associated with psoriatic arthritis mutilans. Proximal row carpectomy provided realignment of the carpus. Arthrodesis occurred spontaneously in functional position. ...

journal_title：Clinical orthopaedics and related research

authors： Blair WF,Kilpatrick WC Jr

更新日期：1980-11-01 00:00:00

abstract：BACKGROUND:Most contemporary total disc replacements (TDRs) use conventional orthopaedic bearing couples such as ultrahigh-molecular-weight polyethylene (polyethylene) and cobalt-chromium (CoCr). Cervical total disc replacements incorporating polyetheretherketone (PEEK) bearings (specifically PEEK-on-PEEK bearings) hav...

journal_title：Clinical orthopaedics and related research

authors： Siskey R,Ciccarelli L,Lui MK,Kurtz SM

更新日期：2016-11-01 00:00:00

abstract：:The absolute treatment of extensively involved cases of Legg-Calvé-Perthes disease (LCPD) remains unsolved. The basic principle of adequate containment of the capital femoral epiphysis in its acetabulum while minimizing the disability time is widely accepted, but the definition of adequate containment and methods of a...

journal_title：Clinical orthopaedics and related research

authors： Cotler JM,Donahue J

更新日期：1980-07-01 00:00:00

abstract：:Exogenous steroids are known to induce aseptic necrosis in the femoral head of adults. This case report of a 9-year-old girl with corticosteroid induced femoral head necrosis demonstrates effective treatment with an abduction device in a manner similar to that prescribed for the treatment of Legg-Calve-Perthes disease...

journal_title：Clinical orthopaedics and related research

authors： Hummer CD Jr

更新日期：1977-06-01 00:00:00

abstract：:We questioned whether our current preoperative demand matching accurately predicted patient activity after TKA. From a prospective database we reviewed 511 patients who had unilateral, primary TKA from 1994 to 1999 and who were preoperatively assessed for five patient characteristics: age, weight, expected postoperati...

journal_title：Clinical orthopaedics and related research

authors： Iorio R,Healy WL,Applegate T

更新日期：2006-11-01 00:00:00

abstract：UNLABELLED:Replacement of bone segments after resection of a tumor-containing bone has a long history, and currently metallic implants and allografts have reasonable rates of success in terms of patient survival and restoration of useful function. Total femoral resections for extensive tumors are uncommon but clearly r...

journal_title：Clinical orthopaedics and related research

authors： Mankin HJ,Hornicek FJ,Harris M

更新日期：2005-09-01 00:00:00

abstract：:Dysplastic acetabula treated with cemented sockets have shown shortcomings due to loosening, bone erosion, and implant migration. A Bateman bipolar prosthesis was used, and the deficient superior acetabular lip was augmented with autologous femoral head graft. The surgical technique "locked" the bipolar cup in the rec...

journal_title：Clinical orthopaedics and related research

authors： Phillips TW,Rao DR

更新日期：1990-02-01 00:00:00

abstract：BACKGROUND:Acetabular version influences joint mechanics and the risk of impingement. Cross-sectional studies have reported an increase in acetabular version during adolescence; however, to our knowledge no longitudinal study has assessed version or how the change in version occurs. Knowing this would be important beca...

journal_title：Clinical orthopaedics and related research

authors： Grammatopoulos G,Jamieson P,Dobransky J,Rakhra K,Carsen S,Beaulé PE

更新日期：2019-11-01 00:00:00

abstract：BACKGROUND:In different posterior-stabilized (PS) total knees, there are considerable variations in condylar surface radii and cam-post geometry. To what extent these variations affect kinematics is not known. Furthermore, there are no clearly defined ideal kinematics for a total knee. QUESTIONS/PURPOSES:The purposes ...

journal_title：Clinical orthopaedics and related research

authors： Walker PS,Lowry MT,Kumar A

更新日期：2014-01-01 00:00:00

abstract：BACKGROUND:Failure of THA or TKA to meet a patient's expectations may result in patient disappointment and litigation. However, there is little evidence to suggest that surgeons can consistently anticipate which patients will benefit from those interventions. QUESTIONS/PURPOSES:To determine the ability of surgeons to ...

journal_title：Clinical orthopaedics and related research

authors： Ghomrawi HMK,Mancuso CA,Dunning A,Gonzalez Della Valle A,Alexiades M,Cornell C,Sculco T,Bostrom M,Mayman D,Marx RG,Westrich G,O'Dell M,Mushlin AI

更新日期：2017-09-01 00:00:00

abstract：:The injured cervical spine may be completely examined without patient movement by positioning the X-ray tube relative to the injured patient. The prevertebral soft tissue in the cervical area is extremely important in the evaluation of injury, and a thickness of 5 mm or more at the level of the anterior inferior bord...

journal_title：Clinical orthopaedics and related research

authors： Weir DC

更新日期：1975-01-01 00:00:00

abstract：:The rationale for and experience with the use of a hemispherical, cementless, microporous socket (Harris-Galante prosthesis) are presented as an approach to acetabular revision arthroplasty. Advantages are noted in preservation of existing bone, ease of rigid fixation, and bone grafting with either lyophylized particl...

journal_title：Clinical orthopaedics and related research

authors： McGann WA,Welch RB,Picetti GD 3rd

更新日期：1988-10-01 00:00:00