| http://www.w3.org/ns/prov#value | - The device 30 has pneumatic or hydraulic chest and abdomen compression pads 33 and 34, respectively, which are formed of a top section 33A and 34A, respectively, of rigid material such as wood or plastic and have fluid filled bladders 33B and 34B, respectively, secured to the upper sections and joined to the indicators 31 and 32 by conduit 35.
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