Endoangel Withdrawal Overspeed Analysis

Inclusion Criteria:

1. Males or females who are over 18 years old (inclusive);
2. Enteroscopy and related examinations are needed to further clarify the characteristics of digestive tract diseases;
3. Able to read, understand and sign the informed consent form;
4. The researcher believes that the subject can understand the process of the clinical research, is willing and able to complete all the research procedures and follow-up visits, and cooperate with the research procedures.

Exclusion Criteria:

1. Participated in other clinical trials, signed an informed consent form and within the follow-up period of other clinical trials;
2. Abuse of drugs or alcohol or mental disorders in the last 5 years;
3. Women during pregnancy or breastfeeding;
4. Subjects with previous history of bowel surgery;
5. The investigator believes that the subject is not suitable for enteroscopy and related examinations;
6. The investigator believes that the subject is not suitable for high-risk diseases or other special circumstances to participate in clinical trials.
7. Patients with gastrointestinal bleeding;
8. Known or highly suspected allergy to any ingredient of bowel cleansing agent;
9. Restricted activities or any mental or physical condition impairs their ability to drink intestinal cleansing preparations;
10. Known or suspected intestinal obstruction or perforation, toxic megacolon, most colectomy, heart failure (grade III or IV), severe cardiovascular disease, severe liver failure or end, renal insufficiency, etc.