A device for occluding a body lumen, and particularly contraceptive or sterilization device for occluding a reproductive tract or lumen to prevent the passage of reproductive cells through the tract or lumen, generally comprising a tubular member, and a mesh member, transversely disposed on the tubular...http://www.google.de/patents/US20020029051?utm_source=gb-gplus-sharePatent US20020029051 - OCCLUDING DEVICE AND METHOD OF USE
