Braces - Science topic

Iran’s newly minted strategic partnership treaty with Russia may not be more than a bargaining chip if the first five years of Iran’s 25-year, US$400 billion cooperation agreement with China are any indication. The symbolism of this week’s signing of the treaty days before US President-elect Donald J. Trump is inaugurated will not be lost on Irania...

In this study, we investigate the influence of the top plate's thickness profile and bracing pattern on the vibrational and acoustic properties of archtop guitars through finite element simulations. Starting from a laser scan of a real archtop guitar, we develop a fully parametric three-dimensional model of the guitar body. The thickness profile is...

Purpose This study aimed to evaluate the effectiveness of early mobilization program with nonweight-bearing braces in improving functional outcomes and clinical indicators after diabetic foot ulcer surgery. Methods We conducted a randomized trial involving patients with diabetic foot ulcers (DFUs) who underwent surgery at a tertiary university hos...

Introduction: Lumbar spondylolysis (LS) is a stress fracture of the pars interarticularis that can occur in adolescents. Both early- and progressive-stage LS can be successfully treated with conservative therapy consisting of activity modification and external bracing; however, conservative therapy is not suitable for athletes who hope for an early...

We present a construction of left braces of right nilpotency class at most two based on suitable actions of an abelian group on itself with an invariance condition. This construction allows us to recover the construction of a free right nilpotent one-generated left brace of class two.

This article provides a detailed description of some nilpotent left braces generated by one element.

This paper proposed a novel negative stiffness damped outrigger with damping amplification (NSDO‐DA) through a smart combination of an L‐shape lever, a precompressed disc spring brace (DSB), and a viscous damper. A theoretical model of the NSDO‐DA considering nonlinear adaptive negative stiffness, damping amplification of nonlinear viscous dampers,...

Background The Compress is designed to achieve bone formation and stability by applying pressure at the bone–implant interface, minimizing the likelihood of aseptic loosening, which is a complication of stem implants. Herein, we report two cases of implant failure using the Compress. Case presentation Case 1 describes a 36 year-old Japanese man wh...

Nonlinear pushover analysis involves an extremely iterative process necessary for satisfying the design requirements of performance-based codes. This analysis also demands significant computational resources and advanced scientific efforts. In this study, we introduce a computer-based method for 2D-braced steel buildings that incorporates pushover...

To investigate the differences in seismic performance of buckling-restrained braces (BRBs) with significantly different lengths and to explore the influence of length on the energy dissipation efficiency of BRBs within the same structure, this study designed and fabricated two BRBs with lengths of 8.5 m and 3.5 m based on an actual engineering proj...

Background The incidence of knee osteoarthritis after anterior cruciate ligament reconstruction (ACLR) is high to 57%, and the biomechanical abnormality during walking is one of the reasons. The purpose of this study was to investigate the effect of 12 weeks of knee extension constraint training on walking biomechanics during the stance phase of in...

Back-calculation of soil strength parameters is an effective way of deriving the so-called ‘operational strength’ of geo-materials (including soils, rocks, and their mixtures). Case studies on landslides show that slip surfaces of landslides frequently occur at bedrock-topsoil transitional zone consisting of heterogeneous weathered rocks and soils...

This thesis explores the transformative impact of integrating digital twin and AI technologies within the framework of Industry 4.0 . In the realm of Industry 4.0, the integration of Digital Twin (DT) technology emerges as a pivotal challenge aimed at bolstering manufacturing processes and efficiency. The fusion of DT with AI presents a substantial...

Aims This study aims to define a set of family-centred core outcomes for infants undergoing brace treatment to facilitate consistent reporting for future high-quality research. Methods Family-centred outcomes will be identified through a literature review and a scoping survey involving key stakeholders, including parents, healthcare professionals,...

Single-sided formwork supporting systems (SFSSs) play a crucial role in the urban construction of retaining walls using cast-in-place concrete. By supporting the formwork from one side, an SFSS can minimize its spatial footprint, enabling its closer placement to boundary lines without compromising structural integrity. However, existing SFSS design...

Sažetak U ovom se radu bavimo osnovnim postulatima i zajedničkim pitanjem bratstva i sestrinstva zasnovanog na encikliki pape Franje Fratelli tutti-Svi smo mi braća i sestre za čiji je sadržaj, kako piše u uvodu, bio nadahnut i susretima sa šeikom Al-Azhara Ahmadom Al-Tayyibom. Univerzitet Al-Azhar uživa ugled među većinom muslimana u svijetu. Papa...

Purpose This biomechanical study aimed to investigate the effectiveness of a hinged elbow orthosis in reducing passive valgus forces following medial ulnar collateral ligament (UCL) injuries of the elbow joint. The hypothesis tested was that a hinged elbow orthosis reduces these passive valgus forces. Methods Eight fresh frozen cadaveric elbow spe...

As the telecommunications landscape braces for the post-5G era, this paper embarks on delineating the foundational pillars and pioneering visions that define the trajectory toward 6G wireless communication systems. Recognizing the insatiable demand for higher data rates, enhanced connectivity, and broader network coverage, we unravel the evolution...

Chronic lateral ankle instability is a common diagnosis in foot and ankle clinics. Internal Brace (IB) augmentation is a surgical procedure that utilizes fibertape augmentation of the lateral ankle ligaments. Studies have shown the superiority of fibertape augmentation over traditional lateral ankle stabilization procedures such as the Brostrom or...

Introduction: The peripheral radioulnar articulation and the bony radioulnar articulation make up the distal radioulnar joint (DRUJ), a diarthrodial trochoid synovial joint stabilizers for soft tissues. Of the DRUJ’s stability, only around 20% may be attributed to the bony articulation. Treatment for DRUJ injuries resulting from a solely ligamentou...

Aims The primary aims of this study were to determine the time to sonographic correction of decentred hips during treatment with Pavlik harness for developmental dysplasia of the hip (DDH) and investigate potential risk factors for a delayed response to treatment. Methods This was a retrospective cohort study of infants with decentred hips who und...

El pan es un alimento representativo de la dieta cotidiana de los colombianos y en algunas regiones andinas como Santander se ha constituido en referente patrimonial de la gastronomía tradicional para procesos de socialización que solo disfrutan y comparten entre paisanos o familiares sin ser integrados a esa experiencia los “turistas”. El objetivo...

Background/Objectives: Chronic low back pain (CLBP) is prevalent among older adults and leads to significant functional limitations and reduced quality of life. Segmental stabilization exercises (SSEs) are commonly used to treat CLBP, but the selective activation of deep abdominal muscles during these exercises can be challenging for patients. To s...

Cet article présente la mise en œuvre d’un dispositif d’hybridation pédagogique, centré sur la classe inversée, dans l’enseignement des mathématiques au niveau secondaire au sein d’une classe hétérogène intégrant des élèves bénéficiant de mesures d’aménagements raisonnables. Ce dispositif repose sur une combinaison de ressources numériques variées...

Con regularidad, el país sufre las consecuencias de fenómenos naturales extremos, que ocasionan innumerables daños físicos, psíquicos y patrimoniales en la población. En ese orden de ideas, la autora propone una revisión crítica de la responsabilidad civil por daños asociados a dichos eventos, en especial aquellos que afectan el territorio: terremo...

El Derecho Urbanístico es en Chile una disciplina en plena formación. Con todo, mucho se ha avanzado en el último tiempo. Prueba de ello es el creciente tratamiento doctrinario que de éste se observa en artículos , libros monográficos , libros compilatorios de artículos y libros que le dan un tratamiento global y sistemático . Dentro de esta segund...

Base isolation technique has become most popular that improves resistant quality during a seismic earthquake. These bases seclude moves under high pressure and they soak up an earth tremor smash by minimizing oscillating and trembling of ground. Adaptive base solitude system includes the separation system is Lead Rubber Bearing, Friction Isolators,...

Buckling-Restrained Braces (BRBs) are widely utilized in structures as an anti-seismic system to enhance performance against lateral excitations. While BRBs are designed to yield symmetrically under both tension and compression without significant buckling, their effectiveness is often limited to moderate seismic events. During high-intensity earth...

Earthquakes, characterized by unpredictable seismic events, release substantial lateral energy, which propagates through structures, often causing significant damage before the motion subsides. In the absence of specific seismic design guidelines in the British Standards (BS), the introduction of the Eurocode has provided a more comprehensive frame...

Over the past four decades, Algeria has suffered considerable losses, due to several large earthquakes that hit its various northern parts. These destructive effects are amplified by the large volume of buildings constructed using imprecise and unfinished codes (before the appearance of the Algerian paraseismic code RPA99/03). Indeed, the majority...

This study investigates the seismic behavior of traditional and eccentric rectangular hollow section (RHS) X-joints through a comprehensive experimental program. Four X-joint specimens, including two traditional and two eccentric joints with brace-to-chord width ratios (β) of 0.83 and 1.0, were subjected to quasi-static cyclic axial loading. Test r...

Brace roots are the primary organs for water and nutrient absorption, and play an important role in lodging resistance. Dissecting the genetic basis of brace root traits will facilitate breeding new varieties with lodging resistance and high yield. In present study, genome-wide association study (GWAS) and genomic selection (GS) for brace root pene...

Purpose of Review Adolescent idiopathic scoliosis (AIS) is a disabling spinal pathology, with a significant morbidity if left untreated. This review investigates the recent advances in the diagnosis and management of AIS. Recent Findings Low radiation techniques have become a paramount focus in the management of patient’s with AIS. The EOS system...

This study evaluates the seismic performance of multi-story reinforced concrete flat plate slab buildings with and without steel bracing. The structural behavior of 4, 6, and 8-story buildings under seismic loading was analyzed using ETABS software, incorporating data from Halabjah, Chi-Chi, and Kobe earthquakes. Nonlinear dynamic and pushover anal...

As a critical component of lifeline engineering, bridges play a vital role in post-earthquake rescue and disaster relief efforts. The rapid repair of earthquake-damaged piers is essential to ensure the uninterrupted functionality of lifeline systems. This paper presents a novel method for the rapid repair of earthquake-damaged pier columns using st...

Background: Freeman-Burian syndrome (FBS) is a rare genetic disorder characterized by facial deformities, arthrogryposis, and difficulties in orthopedic management. Case Report: A case study of a nine-month-old female patient with FBS is presented, who exhibited facial abnormalities and contractures of the hands and feet. Non-operative treatment, i...

The research aims to explore seismic behaviors of a novel shuttle-shaped double-restrained buckling-restrained brace (SDR-BRB). To this end, three SDR-BRB specimens showing various restraining ratios were first prepared to conduct low-cycle cyclic loading tests to investigate their failure modes, hysteretic performance, and fatigue performance. Aft...

Background: Congenital Talipes Equinovarus (CTEV), is a congenital musculo-skeletal deformity characterized by abnormal tendon and muscle development which further leads to abnormal alignment of the feet in children. Ponseti method is most effective and least expensive treatment of clubfoot which consist of two phases i.e. casting and bracing. So,...

Existing support systems for thermal pipeline trenches often fail to meet the specific needs of narrow strips, tight timelines, and short construction periods in urban environments. This study introduces a novel recyclable, non-embedded support system composed of corrugated steel plates, retractable horizontal braces, angle steel, and high-strength...

Este trabalho apresenta uma análise dos métodos Budhu (2013), Bustamante e Doix (1985), Costa Nunes (1987) para cálculo do bulbo de ancoragem de tirantes metálicos ancorados em solos granulares e argilosos. O estudo comparativo inclui também a modelagem no programa Plaxis 2D. Algumas etapas que antecedem o dimensionamento tais como: a caracterizaçã...

The issues of analyzing the stability of frames of prefabricated pallet racks are considered. Pallet racks are adapted to the minimum possible size of the usable space they occupy, as well as to provide convenient access to stored goods. The need to place the maximum number of cargoes in a minimum warehouse area places high demands on the design an...

The integration of 3D printing has transformed orthodontics, allowing for the creation of highly customized intraoral devices that support traditional orthodontic treatments. This review examines the innovations and applications of 3D-printed accessories in orthodontics, focusing on customization, precision, and workflow improvements. In-office 3D...

Self-centering braces are structural systems that help reduce structural drift when the structure is under the influence of seismic forces. This paper introduces a novel self-centering brace designed to enhance the seismic performance of structures, while also minimizing permanent deflection after an earthquake. The advantages of this brace include...

Despite the many advantages of tube systems with braces, known as trussed tubes, no specific seismic design criteria exist in the current regulations to design them, and practitioners utilize common methods used for common building structures to deal with designing such systems. The aim of this study is to investigate the performance of a 31-story...

Conflicts in Afghanistan, Iraq, and Syria over the past fifteen years have produced the largest waves of displaced people and refugees since World War II. As European Union (EU) leaders braced for an influx of thousands of people fleeing from these conflicts, they faced pressures to revisit and modify legal rules that left countries in Southeastern...

This study investigates the effect of the base height ratio on the effectiveness of four-legged, 200-meter-high, free-standing lattice towers. The research utilizes three distinct base widths (13m, 15m, and 18m) with bracing configurations, including diagonal, X, and K patterns. Using STAAD Pro software, wind load effects based on British Standards...

This study investigates the effect of the base height ratio on the effectiveness of four-legged, 200-meter-high, free-standing lattice towers. The research utilizes three distinct base widths (13m, 15m, and 18m) with bracing configurations, including diagonal, X, and K patterns. Using STAAD Pro software, wind load effects based on British Standards...

Purpose Adolescent Idiopathic Scoliosis (AIS) affects 3% of adolescents. Physiotherapeutic Scoliosis Specific Exercises (PSSE) are recommended to limit AIS progression, especially within intensive multidisciplinary programs. Our study evaluated the efficiency of these programs in AIS cases with a high progression risk. Methods We conducted a contro...

This article introduces a novel smart deployable scissor lift brace system designed to mitigate earthquake risks in buildings prone to the soft-story effect. The system addresses the limitations of traditional retrofitting methods, providing an efficient solution for enhancing the structural integrity of buildings while preserving the functionality...

FRP technique is growing in popularity as a modern strengthening method. When it comes to FRP, concrete surface strength plays a determining role in the bond between FRP and concrete. This paper aims to compare the efficiency of CFRP and GFRP in the improvement of compressive strength, acoustic impedance and bracing of filled and hollow concrete co...

Background Congenital scoliosis with progressive potential is a controversial subject in early-onset spinal deformities. The presence of a hemivertebra may produce severe spinal deformities. The evolution of a scoliotic curve in these cases is unpredictable and requires careful follow-up dependent on multiple variables, such as the location of the...

This article proposes a stability-enhanced alternative to traditional buckling-restrained steel braced frames (BRBFs) for application in tall-rise steel buildings located in high seismic regions. The viscoelastic (VE)-BRBF is a BRBF featuring V or inverted-V bracing configurations and integrates vertically aligned VE dampers at beam–brace intersect...

Reseña de Videojuegos para el desarrollo de la competencia traductora en el Espacio Europeo de Educación Superior.José Ramón Calvo-Ferrer.Valencia, Tirant lo Blanch, 2023, 170 pp.

Recensión del libro de Carlos Gil: Sofía Volverá. La necesidad de nuevos planteamientos jurídicos medioambientales, Tirant lo Blanch, Valencia, 2024, pp. 169

L’episodi de l’arribada de la nau negra amb Morgana, la germana d’Artús de Bretanya, que acudeix a alliberar-lo de la presó, té lloc al Tirant lo Blanc i ha sigut estudiat des de diferents punts de vista. Morgana duu brodat al seu luxós vestit una estranya divisa de rodes de sénia, amb cadúfols foradats, un motiu que no sembla atzarós, atesa la tra...

In this study, a novel passive control mechanism was proposed to enhance the seismic resilience of steel frames through the implementation of a new bracing system. This system involved the design of a non-buckling metal brace featuring both bean-shaped and rectangular cross-section apertures. Subsequently, the impact of various geometric parameters...

Many orthodontic clinics have problems with patients who have dental demineralization. This study aimed to evaluate "the shear bond strength (SBS)" of braces after being bonded to demineralized teeth treated with herbal materials. Our study samples were divided into five groups. The first group was left with no treatment. The surfaces of the second...

Objective Charcot arthropathy is characterized by varying degrees of sensory loss and rapidly progressive joint destruction. Historically, limited studies indicated that Charcot arthropathy of the hip joint may be a contraindication for total hip arthroplasty (THA). Yet, some recent studies have shown that good clinical results and acceptable survi...

The classification and part segmentation of point clouds have gained significant attention in the field of artificial intelligence (AI), especially in the construction industry. However, addressing the dataset directly in AI models remains a challenge, as most existing methods are not well-suited for processing point cloud data. PointNet has emerge...

Clear aligners have transformed orthodontic care by providing an aesthetic, removable alternative to traditional braces. However, their significant environmental footprint, contributing to approximately 15,000 tons of plastic waste annually, poses a critical challenge. To address this issue, advancements in 4D printing have introduced “smart” align...

Background/Objectives: Spinal flexibility radiographs are important in adolescent idiopathic scoliosis (AIS) for clinical decision-making. In this study, we introduce a new method, the ‘quantitatively controlled standing fulcrum side-bending’ test (CSFS test). This is a feasibility study; we aimed to quantify the applied force and track the temporo...

We study solutions of the parametric set-theoretic reflection equation from an algebraic perspective by employing recently derived generalizations of the familiar shelves and racks, called parametric (p)-shelves and racks. Generic invertible solutions of the set-theoretic reflection equation are also obtained by a suitable parametric twist. The twi...

The aim of this paper is to introduce and study the class of all left braces in which every subbrace is an ideal. We call them Dedekind left braces. It is proved that every finite Dedekind left brace is centrally nilpotent. Structural results about Dedekind left braces and a complete description of those ones whose additive group is an elementary a...

Purpose Varus posteromedial rotatory instability (VPMRI) involves anteromedial coronoid fracture (AMCF), lateral ulnar collateral ligament (LUCL), and medial collateral ligament (MCL) injury. There is no general consensus regarding the surgical treatment, but most surgeons recommend internal fixation of the coronoid along with primary ligament repa...

Background and Aims The patellar tendon‐bearing (PTB) brace is a crucial device designed to lessen axial forces on the tibia. The newly designed PTB brace allows clinicians to measure offloading amount in the realtime. This study aimed to explore the relationship between a rise in displacement between the foot plate and calf shells of this new PTB...

Background: Thoracolumbar (TL) fractures are uncommon injuries in the pediatric population. Surgery is recommended for TL fractures with significant deformity, posterior ligamentous complex disruption, or neurological compromise. The Thoracolumbar Injury Classification and Severity Scale (TLICS) has been validated in pediatric populations and serve...

Despite the high prevalence of cognitive deficits in older people with epilepsy (PWE), their ability to judge and make decisions in daily life remains unexplored. In 61 older PWE (55–90 years) from the multicenter BRain Aging and Cognition in Epilepsy (BrACE) study, we examined everyday judgment, as measured by the Test of Practical Judgment (TOP‐J...