Digestive system disease
Conditions
Interventions
Control group:Select the Olympus D-201 transparent cap model. For the colonoscope, choose the Olympus CF-Q260. Attach the transparent cap to the distal end of the colonoscope, maintaining a distance o
Experimental group:The Olympus D-201 transparent cap is selected and mounted on the distal end of the Olympus CF-Q260 colonoscope, maintaining a distance of 3–4 mm between the lens and the cap rim. Th
Sponsors
Wuhan Fourth Hospital
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: No contraindications to endoscopy (1. acute perforation of the gastrointestinal tract 2. severe cardiopulmonary, renal and cerebral insufficiency and multiple organ dysfunction failure 3. psychiatric illnesses and obvious impairment of consciousness who are unable to cooperate); did not follow the doctor's precepts of the mission; agreed to and signed the informed consent form.
Exclusion criteria
Exclusion criteria: After abdominal fistula surgery, the bowel was extremely poorly prepared, the bowel lumen was narrowed to prevent further access to the scope, and he refused to sign the informed consent form.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Cecal intubation time ; | — |
Secondary
| Measure | Time frame |
|---|---|
| Cecal intubation rate;Polyp detection frequency;Frequency of abdominal compressions;Pain score;Willingness to repeat;Positional changes; | — |
Countries
China
Contacts
Public ContactWang Dongchu
Wuhan Fourth Hospital
Outcome results
None listed