| http://www.w3.org/ns/prov#value | - According to the '054 patent, the above-mentioned piercing member is a needle arranged for puncturing the first and the second baffler members, wherein the end opposite the one end of the first member has means for sealingly receiving or being permanently attached to an injection syringe or the like for withdrawing and/or adding substance to the vessel attached to the second member.
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