Fig. 1From: The application of rigid and flexible mediastinoscopy in esophagectomy: our experience and a new technologyA The apparatus of rigid mediastinoscopy group was introduced into mediastinum cavity through a sealed lap-protector of the neck. B Required equipment of rigid mediastinoscopy group: LCS, three long retractors assisting in exposing the operating vision. C The surgical demonstration of rigid mediastinoscopy groupBack to article page