Patent ID: 6743217
Filing Date: 2004-06-01
Classification: A61B,A61M

Abstract:
A method of removing an object from an internal passage of a patient, the method comprising the steps of:inserting a catheter into the passage, the catheter having a first lumen and a second lumen each extending therethrough from a distal end inserted within the patient to a proximal end to remain exterior the patient, the first lumen being adapted to receive a guiding device, said first lumen having a diameter which gradually reduces from a proximal end to a distal end, and the second lumen being provided with an expansible device provided near the distal end thereof and an entry port provided near the proximal end thereof; using the guiding device to position the catheter within the passage until the expansible device passes beyond the object to be removed; expanding the expansible device; and withdrawing the catheter from the patient while the expansible device is expanded to dislodge the object from the internal passage of the patient.