1. The experimental development of an ultrasonically activated scalpel for laparoscopic use;Amaral;Surg Laparosc Endosc,1994
2. Laparoscopic cholecystectomy in 200 consecutive patients using an ultrasonically activated scalpel;Amaral;Surg Laparosc Endosc,1995
3. Thoracoscopic internal mammary artery harvest for MICABG using the Harmonic Scalpel;Ohtsuka;Ann Thorac Surg,1997
4. Thoracoscopic limited pericardial resection with an ultrasonic scalpel;Ohtsuka;Ann Thorac Surg,1998
5. Preliminary experience using Harmonic Scalpel under thoracoscopic guidance (in Japanese);Kaseda;Nihon Naishikyo Geka Gakkai zasshi (J Jpn Soc Endosc Surg),1997