 Once this was completed, another attempt was made to remove the prosthesis but this only resulted in fracture of the proximal humerus through the areas of erosion of the infection and once this has been completed, we abandoned use of that particular device and using a __________ , we were able to hit the prosthesis lip from beneath and essentially remove it. 
Once this was completed , another attempt was made to remove the prosthesis but this only resulted in fracture of the proximal humerus through the areas of erosion of the infection and once this has been completed , we abandoned use of that particular device and using a _ _ _ _ _ _ _ _ _ _ , we were able to hit the prosthesis lip from beneath and essentially remove it .