A Clinical Study on the Feasibility and Safety of Abdominal Endoscopic Single-port Surgery System to Assist Gynecological Day Surgery

Inclusion Criteria:

1. Women aged 18 to 75 years old, with a body mass index (BMI) of no more than 32 kg/m2;
2. Conscious, no history of mental illness, accompanied by an adult during the perioperative period;
3. Educate the subjects, who are willing to undergo day surgery, understand and accept the surgical method and anesthesia method;
4. Subjects and families understand perioperative care and are willing and able to complete post-discharge care;
5. Elective surgery, no serious complications affecting the operation and prognosis, aCCI age adjusted comorbidity index 0 points;
6. According to the adhesion risk scoring system of European Anti-Adhesions in Gynaecology Expert Panel (ANGEL), the adhesion risk was divided into three levels: high, medium and low. Subjects with low risk (0 to 12 points) and abdominal wall scarring and pelvic cavity B-ultrasonography do not indicate obvious pelvic cavity adhesion wiil be included.

Exclusion Criteria:

1. Moderate and high-risk patients will be excluded based on ANGEL adhesion risk scoring system;
2. Subjects with hemorrhagic rupture of ectopic pregnancy and unstable vital signs;
3. Genital tract infection or in the acute phase of systemic infection;
4. Subjects on long-term anticoagulant therapy or with coagulation dysfunction;
5. Subjects have severe heart and lung disease, liver and kidney dysfunction, and cannot tolerate anesthesia;
6. A history of abdominal or diaphragmatic hernia, abnormal umbilical cord development, or umbilical surgery;
7. Not willing to undergo endoscopic surgery;
8. Participated in other drug and device clinical trials within 3 months before surgery.