Comparing Cap-assisted Water Exchange and Water Exchange in Colonoscopy

Dalin Tzu Chi General Hospital120 enrolled

Overview

This prospective, randomize, controlled trial will compared cap-assisted water exchange with water exchange in patients undergoing sedated colonoscopy. Investigators test the hypothesis that that cap-assisted water exchange is more efficient and causes a shorter insertion time.

Study Type

INTERVENTIONAL

Allocation

RANDOMIZED

Purpose

DIAGNOSTIC

Masking

SINGLE

Enrollment

120

Conditions

Colonoscopy Intubation Time Cap-assisted Colonoscopy

Interventions

cap-assisted water exchangeDEVICE

a transparent cap was mounted to the tip of colonoscopy when water exchange was performed.

water exchangePROCEDURE

water was infused and suctioned at the same time during insertion of colonoscope

Eligibility

Sex: ALLMin age: 18 YearsMax age: 80 YearsHealthy volunteers:

Medical Language ↔ Plain English

Inclusion Criteria: * Patients undergoing fully sedated colonoscopy performed by the investigators Exclusion Criteria: * obstructive lesions of the colon * massive ascites * history of partial colectomy * provide written informed consent

Locations (1)

Dalin Tzu Chi General Hospital

Chiayi City, Taiwan, Taiwan

Outcomes

Primary Outcomes

cecal intubation time

Time frame: when the colonoscope reaches the cecum, an average of 14 minutes

Secondary Outcomes

Dose of propofol

Time frame: The end of colonoscopy, an average of 14 minutes

adenoma detection rate

when histology analysis of the removed polyps are available

Time frame: One week after colonoscopy

Data from ClinicalTrials.gov

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