Patent ID: 8986201
Filing Date: 2015-03-24
Classification: A61B,A61M

Abstract:
1. A surgical sheath comprising: a conical section having a larger conical section first end tapering to a smaller conical section second end, with the larger conical section first end forming a proximal opening of the surgical sheath; an angle section having an irregular quadrilateral cross-sectional shape, and the smaller conical section second end joined to a first side of the angle section; a body section having a larger body section first end tapering to a smaller body section second end, with a second side of the angle section joined to the body section second end, and with the conical section having the proximal opening in a plane at an acute angle to a central axis of the body section, wherein the angle section further comprises a third side and a fourth side, wherein none of the sides of the angle section are parallel to each other; and with the body section having a first length and the conical section having a second length, and with the first length at least twice the second length, and with the conical section, the angle section and the body section comprising a molded one-piece unit of flexible material to allow the sheath to conform to inner walls of a patient's nostril.