Patent ID: 8048086

Claim:
A method for occluding at least one fallopian tube in a human or animal body, comprising, a) providing a delivery system that delivers an effective amount of an occlusive material composition the delivery system comprising a delivery device comprising an introducer shaft comprising a closed tip and defining at least one opening spaced from the closed tip for providing at least one catheter; at least one catheter comprising an end structure on a delivery end an occlusive material composition and means for providing the occlusive material composition into and through at least one catheter; b) positioning the closed tip of the introducer shaft at or near the fundus of a uterus; c) positioning the delivery end of at least one catheter at or near at least one uterine cornua such that the end structure is at or near a tubal ostium, wherein the end structure maintains the delivery end in the uterine cornua and aids in localized delivery of the occlusive material composition; d) delivering from the catheter to at least one tubal ostium and a portion of its fallopian tube an effective amount of the occlusive material composition to effect occlusion of at least one fallopian tube.