Clinical Study of Time Optimizing of Endoscopic Photodynamic Therapy on Esophageal and/or Gastric Cardiac Cancer

Conditions:   Stage I Esophageal Adenocarcinoma;   Stage II Esophageal Adenocarcinoma;   Stage III Esophageal Adenocarcinoma;   Stage I Esophageal Squamous Cell Carcinoma;   Stage II Esophageal Squamous Cell Carcinoma;   Stage III Esophageal Squamous Cell Carcinoma
Interventions:   Drug: photosensitizer(photofrin);   Device: 630 nm laser irradiation (DIOMED)
Sponsor:   The First Affiliated Hospital of Henan University of Science and Technology
Recruiting - verified October 2015

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