| http://www.w3.org/ns/prov#value | - To minimize tissue erosion, at least a portion of the compressor 111 can be made with biocompatible polymers, such as polyurethane, polypropylene, polyethylene, poly-ether-ether-ketone, acetal resin, polysulfone, polytetrafluoroethylene, polycarbonate, silicon, polyimide, ultra high molecular weight polyethylene or other.
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