Patent ID: 8372029
Filing Date: 2013-02-12
Classification: A61M

Abstract:
1. A fluid feeder which feeds a fluid into a balloon made of an elastic material so as to inflate, the fluid feeder comprising: a cylinder that is formed in a cylindrical shape provided with a first end of a distal end side and a second end of a proximal end side and contains the fluid, a plunger that is inserted into the cylinder via the second end in a freely advancing and retracting manner in an axial direction, in order to push out the fluid contained in the cylinder from the first end to the outside of the cylinder, a plurality of engaging members to regulate the moving distance of the plunger so as to set a predetermined distance, and an engaged portion provided on the cylinder, which fixes the plunger to a position that corresponds to the predetermined distance regulated by engaging with the engaging members, wherein the plurality of engaging members comprises: