Patent ID: 6045498
Filing Date: 2000-04-04
Classification: A61B,A61F,Y10S

Abstract:
A method for variably restricting a body lumen in a patient, comprising:guiding an elongate implantable device into body tissue of a patient to a location adjacent a body lumen to be restricted using an elongate probe member, the elongate implantable device having an expandable element located at its forward end and having a port portion provided at its rearward end, so that the expandable element is positioned adjacent to the body lumen;providing a flowable material at the rearward end from a source into the port portion, so as to expand the expandable element to at least partially restrict the body lumen;wherein the implantable device is guided over the elongate probe member; andmeasuring restriction of the body lumen by infusing fluid through the body lumen past a restricted portion of the body lumen and measuring back pressure.