Results 81 to 90 of about 15,847 (247)

ATHLETIC: An exoskeleton countermeasure exercise device for resistive and plyometric training in deep‐space missions

open access: yesExperimental Physiology, EarlyView.
Abstract Prolonged exposure to weightlessness leads to loss of muscle and bone mass. Therefore, astronauts on board the International Space Station (ISS) currently perform mandatory daily exercises. ISS missions usually last 6 months, and future missions will become significantly longer when going, for example, to Mars.
Jonas Böcker   +6 more
wiley   +1 more source

NEX4EX – A novel exercise device enabling resistive, plyometric and sensorimotor training during deep‐space missions: A case report

open access: yesExperimental Physiology, EarlyView.
Abstract During weightlessness, the human neuro–muscular–skeletal system undergoes maladaptation to the microgravity environment. The European Space Agency (ESA) project NEX4EX, ‘Novel Exercise Hardware for Exploration’, developed an advanced multipurpose exerciser offering resistive (RES), plyometric (PLYO) and sensorimotor (SENSO) exercises.
Jonas Böcker   +7 more
wiley   +1 more source

Manually defining regions of interest when quantifying paravertebral muscles fatty infiltration from axial magnetic resonance imaging : a proposed method for the lumbar spine with anatomical cross-reference [PDF]

open access: yes, 2017
Background: There is increasing interest in paravertebral muscle composition as a potential prognostic and diagnostic element in lumbar spine health.
Abbott, Rebecca   +3 more
core   +1 more source

Biomechanical Analysis and Injury Prediction in Pilots With Lumbar Spondylolysis Under Different Seat Inclination Angles

open access: yesJOR SPINE, Volume 9, Issue 1, March 2026.
The biomechanical responses of three lumbar models under both seat angles remain below injury thresholds. However, the occurrence of spondylolysis at a 22° angle poses a higher risk. ABSTRACT Background This study aims to quantify the biomechanical effects of different seat inclinations on the normal and spondylolysis lumbar of pilots under typical ...
Mengmeng Jin   +5 more
wiley   +1 more source

Measuring the paraspinal muscles as an important tool for predicting the overall survival period after spine surgery in lung cancer patients with spine metastasis

open access: yesBMC Musculoskeletal Disorders
Study design Retrospective cohort study Background Metastatic lung cancer in the spine is difficult to determine whether to perform an additional surgical intervention, as patients at the end stage of lung cancer often have low performance status with ...
Sung Tan Cho   +6 more
doaj   +1 more source

An interactive segmentation tool for quantifying fat in lumbar muscles using axial lumbar-spine MRI [PDF]

open access: yes, 2015
In this paper we present an interactive tool that can be used to quantify fat infiltration in lumbar muscles, which is useful in studying fat infiltration and lower back pain (LBP) in adults.
Antony, Joseph   +6 more
core   +2 more sources

Development of a Grasshopper‐Leg‐Inspired Back‐Type Exoskeleton for the Reduction of Muscle Activation During Stoop Activities

open access: yesJournal of Field Robotics, Volume 43, Issue 2, Page 739-760, March 2026.
ABSTRACT Farmers frequently suffer from musculoskeletal disorders, particularly lower back pain (LBP), mainly due to occupational ergonomic factors such as repetitive stooping and lifting. This study proposes using an exoskeleton to reduce LBP risk by providing external torque to the hip joints.
Dang Khanh Linh Le, Wei Chih Lin
wiley   +1 more source

Enduring Capacity of the Erectores Spinae Muscles in Static Work

open access: yesJournal of the Anthropological Society of Nippon, 1970
The enduring capacity of the erectores spinae muscles for sustained back extension was investigated in 8 normal males at the tensions of 70, 50, 40 and 30% of the maximum strength with a specially deviced dynamometer. Relatively prolonged endurance time was obtained at lower tensions; the critical tension endurable for 10-20 minutes was supposed to be ...
Morihiko OKADA   +2 more
openaire   +2 more sources

Influence of injectate volume on paravertebral spread in erector spinae plane block: An endoscopic and anatomical evaluation.

open access: yesPLoS ONE, 2019
The paravertebral spread that occurs after erector spinae plane block may be volume-dependent. This cadaveric study was undertaken to compare the extent of paravertebral spread with erector spinae plane block using different dye volumes.
You-Jin Choi   +6 more
doaj   +1 more source

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