Patent ID: 7749214

Claim:
A disposable undergarment for an angiography, intervention or a surgery, comprising: a front center sheet; a back panel including a pair of front side sheets and a back sheet integrated with the pair of front side sheets, wherein the width of the back panel is three times larger than that of the front center sheet; a pair of attaching means disposed at each side portion of the front center sheet and at each side portion of the front side sheet of the back panel, respectively, wherein the attaching means is dimensioned and configured to detachably attach the front center sheet overlapping with the front side sheet of the back panel; and a pair of assistance sheets configured to detachably attach at the front center sheet to make of the assistance sheets overlap with the front center sheet, wherein one end portion of the assistance sheets is provided with an attaching means to support detachably attaching to the front center sheet to prevent chemicals and blood from permeating into groin part of a patient and the other end portion of the assistance sheets includes an adhesive means to support detachably attaching assistance sheets to a thigh portion of the patient to prevent cut portion from infection, wherein the length and width of the front center sheet is predetermined selectively to cover the groin part of a patient and selectively to expose the left and right thigh arteries near the groin part, wherein a pair of seam lines is vertically formed based on the predetermined width and length of the front center sheet at each side of the front center sheet to facilitate selectively covering and exposing, wherein the front center sheet is dimensioned and configured to be folded by a predetermined width, wherein the side portions of the front center sheet are configured to be selectively detached from the side portions of the front side sheets of the back panel during the angiography, intervention, or surgery, and the assistance sheets are configured to be separately disposed of after the angiography, intervention, or surgery.