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Comparing Cap-assisted Water Exchange and Water Exchange in Colonoscopy

Not Applicable
Completed
Conditions
Intubation Time
Colonoscopy
Cap-assisted Colonoscopy
Interventions
Procedure: water exchange
Device: cap-assisted water exchange
Registration Number
NCT02759081
Lead Sponsor
Dalin Tzu Chi General Hospital
Brief Summary

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.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
120
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

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
water exchangewater exchangeThe air was turned off at the beginning of colonoscopy. Water was infused and suctioned at the same time during insertion. The air was turned on when the colonoscope reached the cecum.
cap-assisted water exchangecap-assisted water exchangeCap was mounted to the tip of the colonoscope when water exchange was performed.
cap-assisted water exchangewater exchangeCap was mounted to the tip of the colonoscope when water exchange was performed.
Primary Outcome Measures
NameTimeMethod
cecal intubation timewhen the colonoscope reaches the cecum, an average of 14 minutes
Secondary Outcome Measures
NameTimeMethod
adenoma detection rateOne week after colonoscopy

when histology analysis of the removed polyps are available

Dose of propofolThe end of colonoscopy, an average of 14 minutes

Trial Locations

Locations (1)

Dalin Tzu Chi General Hospital

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Chia-Yi, Taiwan

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