| 摘要 |
An invalid supporting structure for relieving pressure on bony areas or any other desired area of a received person to alleviate decubitus ulcers and accelerate the healing thereof. The structure comprises a resilient, sponge-like pad having at least one aperture located at a predetermined position adapted to register with a desired area of a person with means for passing a gas into and venting the gas from the aperture.
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