Fig. 1.

 Single-use splinting tube (ST-CB1). The single-balloon enteroscope system consists of a scope, a single-use splinting tube, and a balloon control unit. Insertion procedure. a Insert the scope, and angulate it to hold the gut and deflate the balloon. b Advance the sliding tube and inflate the balloon. c Withdraw both the scope and sliding tube while releasing the angulation, then withdraw both the scope and sliding tube to shorten the intestine. Single-use splinting tube (ST-CB1). a Balloon overtube with a 16.2-mm outer diameter and 13.8-mm inner diameter. The entire length is 770 mm. b Pre-loading the overtube over the colonoscope.