Clinical Trial to Evaluate the Efficacy and Safety of a Thoracic and Abdominal Endoscopic Surgical System

Exclusion Criteria

• •Need for emergency surgery (e.g. gastric cancer, colorectal cancer combined with perforation, bleeding, obstruction, etc.);
• •With other malignancies or a previous history of other malignancies.
• •Preoperative imaging suggests that the tumour has distant metastases.
• •The patient has a history of relevant surgery or previous history of other malignancy and is judged by the investigator to be unsuitable for enrolment.
• •Severe bleeding tendencies or coagulopathic disorders.
• •With long-term use of anticoagulant and anti-platelet drugs (anti-platelet aggregation drugs discontinued less than 1 week prior to surgery), history of bleeding disorders or hematopoietic or coagulation disorders.
• •Significant immunodeficiency due to underlying illness (e.g. HIV/AIDS) and/or medication (e.g. systemic corticosteroids).
• •Women who are pregnant or nursing an infant.
• •With severe allergies and suspected or established alcohol, drug or substance addiction.
• •Other conditions which, in the opinion of the investigator, make participation in this trial inappropriate.