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Power Twister Amaris Medical
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Power Twister

$1.00
A Power Twister is a U-shaped spring steel bar that is bent (twisted) using both hands, providing progressive resistance for grip, forearm, wrist, and upper extremity strengthening. The spring steel construction offers varying resistance levels from light to extra heavy, allowing patients to progress from basic grip strengthening to advanced forearm conditioning as strength improves. The controlled twisting motion targets the forearm flexors and extensors, wrist stabilizers, and intrinsic hand muscles—critical for restoring grip strength needed for opening jars, carrying objects, and performing activities of daily living. For the physical therapist and hand therapist, the power twister provides both isometric and dynamic resistance training, enabling progressive loading throughout the rehabilitation continuum for conditions such as carpal tunnel syndrome, tennis elbow (lateral epicondylitis), golfer's elbow (medial epicondylitis), and post-casting weakness. The bilateral twisting motion also challenges motor planning and neuromuscular control, making it useful for patients recovering from stroke or unilateral weakness. Portable, self-contained, and requiring no additional equipment, the power twister is an effective tool for grip strength rehabilitation, sports performance enhancement, and home exercise programs.
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Sandbag Amaris Medical
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Sandbag

$1.00
A Sandbag is a flexible, weighted bag filled with sand or other granular material used for functional strength training, grip conditioning, core stabilization, and power development in rehabilitation and fitness settings. Unlike traditional weights with fixed centers of mass, the sandbag's shifting weight distribution challenges stabilizer muscles throughout the kinetic chain—developing functional strength that translates directly to activities of daily living such as lifting groceries, carrying laundry, and moving household items. Lifting and holding the sandbag requires sustained grip strength and forearm engagement, providing specific conditioning for patients with arthritis, carpal tunnel syndrome, or post-operative hand weakness. Lifting, carrying, and rotating with the sandbag challenges the core musculature to stabilize the spine against the shifting load—developing the stabilizing strength that protects the lumbar spine during daily activities. For the physical therapist and occupational therapist, the sandbag provides a versatile, functional training tool for rebuilding strength, grip, and core stability across diverse patient populations—from elderly patients with deconditioning to athletes requiring explosive power development.
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