Endoscopic accessory for endoscopic device

An endoscopic system comprising:

• an accessory that fits over an endoscopic device, said accessory comprising at least one collapsible tube which has a collapsed state and an expanded state;
• an applicator for assembling said accessory on said endoscopic device, wherein proximal and distal portions of said at least one collapsible tube are stored in a collapsible tube cartridge when said at least one collapsible tube is in the collapsed state, and wherein said applicator comprises a left half and a right half that cover said collapsible tube cartridge;
• and
• an irrigation and suction head formed with a through hole and comprising at least one of an irrigation port and a suction port, wherein a distal end of the endoscopic device is mounted within the through hole, a proximal end of said at least one collapsible tube is coupled to a port of said rear connector and a distal end of said at least one collapsible tube is coupled to said at least one of the irrigation port or the suction port;
• and wherein said applicator is detachably coupled to said rear connector, wherein said rear connector is attached to said endoscopic device by an attachment device upon detachment of said applicator from said rear connector, and wherein said irrigation and suction head comprises a ring, having a proximally-directed irrigation port which is in fluid communication with one or more distally-directed irrigation outlet ports, and a suction tube port attached to an outer perimeter of said ring.