A mixing device for mixing at least two substances, preferably a liquid monomer and a pulverulent polymer, for manufacturing bone cement. The two substances (16, 17) are mixed in a mixing space (9) in a mixing container (1), preferably in partial vacuum. The substances are provided separated from each...http://www.google.ca/patents/US5549380?utm_source=gb-gplus-sharePatent US5549380 - Mixing device for manufacturing bone cement
