Disposable Powered Articulating Linear Cutter Stapler in Total-Thoracoscopic Anatomic Lobectomy (Segmentectomy)

Inclusion Criteria: 1. Subjects aged 18-70 (inclusive), with no gender limitation; 2. The subject plans to undergo thoracoscopic anatomic pulmonary lobectomy (pulmonary segment); 3. Subjects or their guardians can understand the purpose of the study, show sufficient compliance with the study protocol, and sign the informed consent. Exclusion Criteria: 1. Subjects have contraindications of video-assisted thoracoscopy; 2. The preoperative imaging results of the subjects indicated the presence of severe pleural adhesion and significant calcified hilar lymph nodes; 3. Subjects' platelet (PLT) \<60x 10%/L or INR \> 1.5; 4. Subjects forced expiratory volume in 1 second (FEV1)/expected value ≤50%, or forced expiratory volume in 1 second (FEV1)/use Vital capacity (FVC)≤60%; 5. Cardiac ejection fraction ≤50%; 6. Major organ failure or other serious diseases (including clinically relevant cardiovascular diseases or within 12 months prior to enrollment) Myocardial infarction; A history of severe neurological or psychiatric illness; The presence of a serious infection before surgery that must be controlled with medication; Dissemination of activity Sexual intravascular coagulation; At high risk of blood clots); 7. The subject is a pregnant or lactating woman; 8. The subject participated in clinical trials of other drugs or devices within 1 month prior to the trial; 9. Other conditions that the researcher judged inappropriate for inclusion. .