Patent ID: 7431727
Filing Date: 2008-10-07
Classification: A61B,A61F,H01F

Abstract:
1. A method for forming a magnetic port in a first hollow body located within a patient, the first hollow body having a lumen, the method comprising steps of: (a) forming an opening in a wall of the first hollow body, the opening extending into the lumen of the first hollow body; (b) providing a first securing component that produces a magnetic field and having an opening adapted to be placed in communication with the opening in the wall of the first hollow body: (c) coupling the first securing component to the first hollow body by a mechanical attachment to form a magnetic port in the first hollow body, the mechanical attachment having an expandable structure, introducing the expandable structure in a collapsed condition through the opening in the wall of the first hollow body and expanding the expandable structure to engage the wall of the first hollow body; wherein the expandable structure comprises a plurality of arms that are generally coplanar for contacting the wall of the first hollow body when the arms are expanded; and wherein the arms are self-expanding.