| 摘要 |
A seat (100) is used with a device (10) for transferring stress from the lumbar spine to the rib cage of a person. The device (10) includes torso embracing members (29, 30), and a seat (100) supported by the device (10). The seat includes a fluid tight chamber (106), a fluid control device (120a) for controlling flow of fluid into, and out of the chamber (106). The chamber has a first height when filled with fluid, and a second lesser height when fluid has been removed from the chamber.
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