Listar INVESTIGACIÓN por autor "Guzmán-Venegas, Rodrigo"
Mostrando ítems 1-5 de 5
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Ankle perturbation generates bilateral alteration of knee muscle onset times after unilateral anterior cruciate ligament reconstruction
Pincheira, Patricio A. [Univ Mayor, Fac Ciencias, Escuela Kinesiol, Santiago, Chile]; Silvestre, Rony; Armijo-Olivo, Susan; Guzmán-Venegas, Rodrigo (PEERJ INC, 2018)Background. The aim of this study was to compare muscle activation onset times of knee muscles between the involved and uninvolved knee of patients with unilateral anterior cruciate ligament reconstruction (ACLR), and the ... -
Changes in the ankle muscles co-activation pattern after 5 years following total ankle joint replacement
Martínez-Valdés, Eduardo [Univ Mayor, Ctr Invest Fisiol Ejercicio CIFE, Santiago, Chile]; De la Fuente, Carlos; Cruz-Montecinos, Carlos; Guzmán-Venegas, Rodrigo; Arriagada, David; Pena y Lillo, Roberto; Henríquez, Hugo; Carpes, Felipe P. (ELSEVIER SCI LTD, 2018)Background: The Hintegra (R) arthroplasty provides inversion-eversion stability, permits axial rotation, ankle flexion-extension, and improvements of the gait patterns are expected up to 12 months of rehabilitation. However, ... -
Comparison of total hip arthroplasty surgical approaches by Statistical Parametric Mapping
Pincheira, Patricio A. [Univ Mayor, Fac Ciencias, Escuela Kinesiol]; De La Maza, Eduardo; Silvestre, Rony; Guzmán-Venegas, Rodrigo; Becerra, Manuel (ELSEVIER SCI LTD, 2019)Background: The most common surgical approaches in use for total hip arthroplasty are the lateral and posterior. When comparing these approaches in terms of gait biomechanics, studies usually rely on pre-defined discrete ... -
El impacto inicial con antepié incrementa la actividad muscular del gastrocnemios durante la carrera: Un estudio cuantitativo de actividad electromiográfica
Valencia, Oscar; Cristi, Iver [Univ Mayor, Chile]; Ahumada, Dario; Meza, Keiny; Salas, Rodrigo; Weinstein, Alejandro; Guzmán-Venegas, Rodrigo (Chile. Universidad Mayor, 2020)Un importante porcentaje de las lesiones de miembros inferiores ha sido vinculado a la técnica de carrera, en particular, al contacto inicial con retropié (RP) o antepié (AP). Sin embargo, existe limitada evidencia de la ... -
Influence of fatigue and velocity on the latency and recruitment order of scapular muscles
Martínez-Valdés, Eduardo [Univ Mayor, Ctr Invest Fisiol Ejercicio CIFE, Santiago, Chile]; Méndez-Rebolledo, Guillermo; Gática-Rojas, Valeska; Guzmán-Muñoz, Eduardo; Guzmán-Venegas, Rodrigo; Berral de la Rosa, Francisco José (CHURCHILL LIVINGSTONE, 2018)Objectives: To determine the influence of velocity and fatigue on scapular muscle activation latency and recruitment order during a voluntary arm raise task, in healthy individuals. Design: Cross-sectional study. Setting: ...