| 摘要 |
The invention is an inflatable seat cushion. The cushion includes inflatable cells, a pump, a flow control valve and tubing. The cells include at least one inflatable and deflatable first cell configured and arranged to support the ischial tuberosity bones of a human seated on the cushion, and at least one inflatable and deflatable second cell configured and arranged to support at least a portion of the gluteus maximus muscles of a human seated on the cushion. The flow control valve and accompanying tubing is operable to mutually exclusively place the pump in fluid communication with the at least one first cell or the at least one second cell.
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