The usefulness and safety of the introducer technique using a bumper-button-type device as compared with the pull

Tetsuro Ohno1, Atsushi Ogawa, Mitsuhiro Yanai

  • 1Department of General Surgical Science, Gunma University Graduate School of Medicine, Maebashi, Gunma Department of Surgery, Kajin-kai Chichibu Hospital, Chichibu, Saitama, Japan.

Abstract