نتایج جستجو برای: eccentric bracing

تعداد نتایج: 9989  

Journal: :Civil and Environmental Engineering Reports 2022

In this study, A reinforced concrete (<i>RC</i>) reference specimen with compressive strength of <i>250 kg/cm</i><sup>2</sup> and the weak <i>RC</i> for seismic rehabilitation <i>150 kg/cm2</i> were examined in two types structures <i>6</i> <i>12</i>-stories. The link beam lengths <i>50</i>, <i&gt...

2010
Michael J. Salata Aimee E. Gibbs Jon K. Sekiya

CONTEXT Knee injuries, particularly of the medial collateral ligament (MCL), are the most common injury sustained in American football. In 1979, Anderson et al described a knee brace that could protect uninjured knees from MCL injuries resulting from lateral impact. Since then, a number of light and free-moving bracing devices have been developed. However, the efficacy of prophylactic knee brac...

2009
Boukje M Giele Suzanne H Wiertsema Anita Beelen Marike van der Schaaf Cees Lucas Henk D Been Jos A M Bramer

BACKGROUND AND PURPOSE The use of braces is widespread in patients with thoracolumbar fractures. The effectiveness of bracing, however, is controversial. We sought evidence for the effect of bracing in patients with traumatic thoracolumbar fractures based on outcome and length of hospital stay (LOS). Furthermore, we evaluated the incidence of complications of bracing. METHODS An electronic se...

2008
Ioannis G. Raftoyiannis

Passively damped bracing systems in steel frames, in which the conventional materials of the joint are replaced by high damping viscoelastic materials, have the potential of being effective practical means for passive vibration control of dynamically loaded civil engineering structures. However, this potential can be realized only if the associated structural penalties are reduced within accept...

Journal: :مهندسی سازه 0
احسان کریمی جعفر عسگری مارنانی شهریار طاووسی تفرشی

the most conventional method for lateral bracing of steel frames is using diagonal and x steel braces. in conventional method, braces of frame emplace in one bay or more, relative to structural requirement, from first to last story without displace the braces emplacement on height as columnar form. this pattern is a preliminary and simplest bracing template that the generally codes present base...

Journal: :The New England journal of medicine 2013
Lori A Dolan James G Wright Stuart L Weinstein

BACKGROUND The role of bracing in patients with adolescent idiopathic scoliosis who are at risk for curve progression and eventual surgery is controversial. METHODS We conducted a multicenter study that included patients with typical indications for bracing due to their age, skeletal immaturity, and degree of scoliosis. Both a randomized cohort and a preference cohort were enrolled. Of 242 pa...

Journal: :Journal of pediatric surgery 2008
Jacob T Stephenson Jeffrey Du Bois

PURPOSE The treatment of pectus carinatum (PC) has classically been operative, though compressive orthotic braces have been used with good success in recent years. The purpose of this article is to evaluate the use of radiologic measurements in a successful bracing protocol. METHODS Sixty-three patients with PC have been evaluated for an 8-year span. The average age is 13.3 +/- 2.5. Follow-up...

2015
Maryam Jalali Farzam Farahmand Seyed Mohammad Ebrahim Mousavi Seyed Ali Golestanha Tahmineh Rezaeian Shahram Shirvani Broujeni Mehdi Rahgozar Fateme Esfandiarpour

BACKGROUND Despite several studies with different methods, the effect of functional knee braces on knee joint kinematics is not clear. Direct visualization of joint components through medical imaging modalities may provide the clinicians with more useful information. OBJECTIVES In this study, for the first time in the literature, video fluoroscopy was used to investigate the effect of knee br...

Journal: :Journal of pediatric surgery 2017
Sherif Emil Marika Sévigny Kathleen Montpetit Robert Baird Jean-Martin Laberge Jade Goyette Ian Finlay Guylaine Courchesne

BACKGROUND This study sought to establish factors that can prognosticate outcomes of bracing for pectus carinatum (PC). METHODS Prospective data were collected on all patients enrolled in a dynamic bracing protocol from July 2011 to July 2015. Pressure of correction (POC) was measured at initiation of treatment, and pressure of treatment (POT) was measured pre- and post-adjustment at every fo...

2016
E. Carlos rodríguEz-MErChán

Anterior cruciate ligament (ACL) injuries most commonly occur during sports that involve sudden stops and changes in direction, such as basketball, soccer, tennis, and volleyball. Depending on the severity of the ACL injury, treatment may include surgery to replace the torn ligament followed by rehabilitation exercises to help the patient regain strength and stability. However, controversy exis...

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