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. .