Patent ID: 6234996
Filing Date: 2001-05-22
Classification: A61M

Abstract:
A syringe assembly for use with a low volume surgical balloon attached at a distal portion of an elongated tube, the tube having a proximal portion, a sealed distal end and an inflation lumen extending therebetween for communicating fluid to the balloon, the assembly comprising:a low volume syringe with an elongated, hollow body having proximal and distal ends, a connector on the distal end, a port formed through the body between the proximal and distal ends, and a plunger longitudinally slidable within the body and a gear rack extending proximally from a plunger proximal end;a large volume syringe having a relatively large fluid capacity and comprising an elongated, hollow body having proximal and distal ends, a plunger longitudinally slidable within the body and having a shaft with a piston disposed on a large shaft distal end and a handle disposed on a large shaft proximal end, and the large syringe body distal end has an opening in communication with a channel leading to the low volume syringe port; anda housing adapted to substantially enclose both the low volume syringe and the large syringe, the housing including a knob having at least one protrusion adapted to engage said gear rack.