Results 1 to 10 of about 6,599 (140)

Enhancement of External Rotation after Latissimus Dorsi Tendon Transfer (LDTT): A Cadaveric Study [PDF]

open access: yesMedicina, 2021
Background and objectives: Massive rotator cuff tears compromise shoulder mobility function and cannot be directly repaired. Latissimus dorsi tendon transfer (LDTT) is a therapeutic alternative suitable for the treatment of rotator cuff tears that helps ...
José M. Silberberg   +2 more
doaj   +2 more sources

Assessment of the Mechanical Support Characteristics of a Light and Wearable Robotic Exoskeleton Prototype Applied to Upper Limb Rehabilitation [PDF]

open access: yesSensors, 2022
Robotic exoskeletons are active devices that assist or counteract the movements of the body limbs in a variety of tasks, including in industrial environments or rehabilitation processes.
Manuel Andrés Vélez-Guerrero   +3 more
doaj   +2 more sources

Metrological Evaluation of Human–Robot Collaborative Environments Based on Optical Motion Capture Systems [PDF]

open access: yesSensors, 2021
In the context of human–robot collaborative shared environments, there has been an increase in the use of optical motion capture (OMC) systems for human motion tracking.
Leticia González   +3 more
doaj   +2 more sources

Large scale hydrogeochemical and isotopic observations in the Baltic Sea system [PDF]

open access: yesScientific Data
We report hydrogeochemical and isotopic observations across the Baltic Sea from two research expeditions: (1) a ~5000 km cruise-track onboard the R/V Skagerak in 2023 and (2) a land-based sampling for terrestrial endmembers in 2024.
Tristan McKenzie   +30 more
doaj   +2 more sources

30-day postoperative mortality and the effects of hospital preparedness during the COVID-19 pandemic: a pooled analysis of prospective international cohort studiesResearch in context [PDF]

open access: yesThe Lancet Regional Health. Europe
Summary: Background: Surgical services were poorly prepared for the COVID-19 pandemic, leading to widescale disruption to elective activity. This study aimed to identify actionable priorities to strengthen pandemic preparedness of surgical and hospital ...
Dmitri Nepogodiev   +23259 more
doaj   +2 more sources

Pedro Puig Adam y el método heurístico en la enseñanza de las matemáticas en España

open access: yesEl Futuro del Pasado
Este trabajo se sitúa en el marco de la Historia de la Educación Matemática (HEM) y pretende analizar cómo Puig Adam (1900-1960), catedrático del Instituto San Isidro de Madrid, implementó el método heurístico en la enseñanza de las matemáticas en la ...
Josefa Dólera Almaida   +1 more
doaj   +2 more sources

Accelerometry-Based Distance Estimation for Ambulatory Human Motion Analysis [PDF]

open access: yesSensors, 2018
In human motion science, accelerometers are used as linear distance sensors by attaching them to moving body parts, with their measurement axes its measurement axis aligned in the direction of motion. When double integrating the raw sensor data, multiple
Juan Carlos Alvarez   +2 more
doaj   +2 more sources

Influence of Molecular Structure on the Physicochemical and Tribological Properties of Biolubricants: A Review

open access: yesLubricants, 2023
The increase in the price of crude oil, the environmental impact, or the depletion of fossil resources has increased the need for bio-based alternatives.
Claudia Sanjurjo   +3 more
doaj   +1 more source

Influence of Additives Concentration on the Electrical Properties and the Tribological Behaviour of Three Automatic Transmission Fluids

open access: yesLubricants, 2022
Placing an electric motor (EM) inside the transmission housing of a hybrid electric vehicle (HEV) implies that the automatic transmission fluid (ATF) needs to accomplish additional requirements.
Alejandro García Tuero   +5 more
doaj   +1 more source

El libro “Didáctica Matemática Heurística” de Pedro Puig Adam

open access: yesEnsino em Re-Vista, 2021
La obra Didáctica Matemática Heurística constituye un documento que evidencia la gran labor docente del profesor Pedro Puig Adam en España. En este documento analizamos las lecciones desde el punto de vista de la didáctica de la matemática. El contenido matemático de las lecciones se corresponde al bachillerato de la España de mediados del siglo XX. El
Maria Teresa González Astudillo   +1 more
openaire   +2 more sources

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