Patent ID: 6921192
Filing Date: 2005-07-26
Classification: A61B,A61F,B01F

Abstract:
1. A bone cement mixing apparatus comprising: a bowl defining an interior; a lid detachably attachable to said bowl; and a bone cement vapor removal system formed in said bowl and operative to allow extraction of bone cement vapors or fumes from said interior, wherein said bone cement vapor removal system comprises: (i) a chamber formed proximate a top surface of said bowl, (ii) a plurality of inlet ports providing communication between said interior and said chamber, and (iii) an outlet port in communication with said chamber and configured to be coupled to a vacuum source, wherein said inlet ports are variable in size, and wherein said variable sized inlet ports comprises: (i) a first set of inlet ports of a first size proximate said outlet port; and (ii) a second set of inlet ports of a second size that is larger that said first size and disposed distal to said outlet port.