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Self-operated traction machine uses series of hinged levers operated by pull-down handle to raise knees and stretch lower back
Self-operated traction machine uses series of hinged levers operated by pull-down handle to raise knees and stretch lower back
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机译:自行式牵引机使用一系列由下拉手柄操作的铰接杆来举起膝盖并伸展下背部
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摘要
The user lies on his back and inserts his legs between the handle (11) and the knee support roller (12). He then fits his feet under the rear ankle trap roller (14). He then pulls downward on the handle (11). This action pulls the knee support upwards, lifting the base of the spine from the floor and applying traction.
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