For single use, being put into the patients` mouth as a cut through (bite through) protection of the tube of flexible endoscopy device, which is used for upper GIT examination (throat, stomach, dodecadactylon, bile paths or pancreas etc), also suitable for endoscopy stations like E,N&T (ear, nose & throat) and TRN (Transpiratory and Respiratory centers). The mouthpiece has passed medical and clinical evaluation and we had made voluntary certification by company ITC a.s. Zlin. These parts are completely comparable with competing products but available at a much lower price.