Introduction: Breast-cancer is leading cause of morbidity and mortality in women. The prognosis and survival rate of women with breast-cancer have significantly improved worldwide; more attention needs to be paid to rehabilitative interventions after surgery. This paper describes use of reaching movement to assess upper limb motorcontrol and functional ability after breast-cancer surgery (BC).
Material And Methods: We conducted a cross-sectional observational study consisting of biomechanical evaluation of upper limb limitations in women BC, versus a controlgroup (CG). Thirty breast-cancer survivors and thirty healthy women participated in this study. Both groups were subjected to clinical evaluation of the shoulder joint ROM on the operated side, as an assessment of the muscular-strength of the shoulder with the MRC-scale. The Functional-Assessment was evaluated by the DASH and Constant-Murley-Score. The EORTC QLQ-C30 and VAS were used to measure the quality of life assessment and pain respectively. A Biomechanical evaluation was performed, using Reaching-Task and Surface-EMG.
Results: Normal Jerk for BC was higher than CG. Target approaching velocity and movement duration BC was lower than CG. Synergy Anterior Deltoid/Triceps Brachii muscles in CG was higher than BC.
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http://dx.doi.org/10.1016/j.jbmt.2020.06.039 | DOI Listing |
Qual Health Res
January 2025
Menzies Institute for Medical Research, University of Tasmania, Hobart, TAS, Australia.
is a free, weekly organized mass participation physical activity event providing a remarkable example of at-scale dissemination, with over 1 million participants and 150,000 volunteers in Australia. This qualitative study draws on stakeholders' experiences to explore how succeeded with its dissemination and sustainability in Australia. Maximum variation and snowball sampling methods were used to select interviewees representing three stakeholder groups: Australia employees; volunteer organizers (event directors and ambassadors); and local external stakeholders (e.
View Article and Find Full Text PDFScientificWorldJournal
January 2025
Department of Orthodontics, College of Dentistry, University of Baghdad, Baghdad, Iraq.
While polyethylene terephthalate glycol (PETG) is widely used in orthodontic appliances such as clear aligners and retainers, there is limited experimental data assessing its performance under functional stresses, such as those encountered during dental movements and palatal expansion. This study aims to evaluate the ability of PETG thermoplastic material to withstand deformation under functional and expansion forces, specifically within the context of orthodontic applications. To estimate the firmness of the screw within the appliance, a universal Instron testing machine was used to record the forces released by each activation of the expander within the upper part of 10 clear modified twin blocks (MTBs) made from PETG and compare it with that released by 10 conventional twin blocks (CTBs).
View Article and Find Full Text PDFFront Sports Act Living
January 2025
Department of Human Movement Sciences, Faculty of Behavioural and Movement Sciences, Vrije Universiteit Amsterdam, Amsterdam, Netherlands.
Background: It is assumed that the tennis serve is performed according to the kinetic chain principle in which a proximal-to-distal sequence in peak angular velocities of subsequent body segments can be observed to reach high end point ball velocities. The aim of the present study was to investigate if the magnitude and (intersegmental) timing of peak angular velocities of body segments in professional tennis players are different between first and second serves and if they are associated with serve performance.
Methods: Eight (two female and six male) professional tennis players performed each 48 tennis serves on a tennis court.
Nanoscale Adv
January 2025
Nanosafety Group, International Iberian Nanotechnology Laboratory Braga Portugal
In alignment with the global movement toward reducing animal testing, several reconstructed human epidermis (RHE) models have been created for conducting skin irritation tests. These models have undergone development, verification, validation, and integration into OECD TG 439. Our team has introduced a novel in-house RHE named GB-RHE, and we adhere to OECD TG 439 to pre-validate the model and test its potential employment for nanoparticle irritation studies.
View Article and Find Full Text PDFCNS Neurol Disord Drug Targets
January 2025
The Movement Disorders Unit, Shaare Zedek Medical Center, Jerusalem.
Background: Botulinum Toxin type A (BonTA) is the preferred treatment for Cervical Dystonia (CD). However, the success rate is often suboptimal. One of the reasons for treatment failure is the in accuracy of injections.
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