作者: Thongchai Limpaitoon
DOI:
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摘要: Disclosed is a back supporting device for use with seating apparatuses. The support includes bag containing at least one compartment holding predetermined amount of fluid, liquid or gel, flexible cover encasing the bag, and fastening elements securing to apparatus. secured apparatus secure in place. gel inside able move response an application pressure. When seated, person's presses against device, particular, causing substance multiple directions movement person, thereby providing same time inducing muscle reducing fatigue particular lumbar region.