Patent ID: 9597138
Date: 2017-03-21
CPC Classifications: A61B,A61F,B01F

Claim:
1. A device for injecting bone cement into bone, said device including: a reservoir tube, said reservoir tube having opposed proximal and distal ends, said reservoir tube having a void space located between the ends for holding bone cement; a plunger moveably mounted to said reservoir tube adjacent the proximal end of said reservoir tube, said plunger mounted to said reservoir tube so as to be selectively advanced towards the distal end of said reservoir tube in order to force bone cement out of the distal end of said reservoir tube; an extension tube mounted to the distal end of said reservoir tube so as to extend forward of said reservoir tube and to receive the bone cement forced out of said reservoir tube, said extension tube having an open distal end; a collar mounted to the distal end of said extension tube to receive the bone cement; and a connector, said connector including: a cannula, said cannula configured for insertion into living tissue, said cannula having a cannula fitting configured to engage with and disengage from said connector fitting upon rotation of said connector fitting.