Fig. 1. The equipment figure for gel immersion endoscopy using double balloon endoscope.

Fig. 2. A large amount of fresh blood in the jejunum.

Fig. 3. Gel immersion endoscopy using inflated balloons on the tip of double balloon endoscope secured the visual field, and the bleeding source was detected.

Fig. 4. (A) After injection of hypertonic saline-epinephrine solution, the lesion suspicious of being hemangioma, which was the source of the bleeding, was visualized. (B) Hemostasis using endoclips was carried out.