A duodenoscope protected with disposable consumables is provided. An insertion portion of a duodenoscope body (1) is covered with a cuff (3). A disposable forceps passage tube (4) is inserted into a tube of the duodenoscope body (1). A distal end of the duodenoscope body (1) is covered with an end cap (2) which is integrally connected to the cuff (3) and the disposable forceps passage tube (4). An elongated opening (2.1), which is of the same shape as the opening of a head end (1.1) of the duodenoscope body (1), is formed in a side face of the end cap (2). A forceps-lifting unit (1.2) is disposed in the head end (1.1) of the duodenoscope body (1). The end cap (2) is made of a transparent elastic material. A soft connection port (5) is disposed in the elongated opening (2.1) of the end cap (2). The soft connection port (5) is shaped like a smoking pipe and made of an elastic film. A large-orifice end of the soft connection port (5) is glued to the elongated opening (2.1) of the end cap (2), while a small-orifice end (5.2) thereof sleeves and is glued to a distal end of the disposable forceps passage tube (4). A pulley (1.4) is disposed on the head of the forceps-lifting unit (1.2), and a groove (1.5) is formed in the periphery of the pulley (1.4). The duodenoscope protected with disposable consumables can protect both the external surface of the duodenoscope and the internal surface of the tube.
