Unknown OBSERVATIONAL NCT00329888

Comparison of Papillary Balloon Dilatation Vs.Sphincterotomy for Lithotripsy in Difficult Sphincterotomy or Distal CBD Tapering

Comparison of Endoscopic Papillary Balloon Dilatation and Sphincterotomy for CBD Stones With Difficult Sphincterotomy or Distal CBD Tapering

Sponsor: National Taiwan University Hospital

Conditions Choledocholithiasis

Interventions Endoscopic papillary balloon dilatation Endoscopic sphincterotomy

Updated 6 times since 2017 Last updated: May 24, 2006 Started: Mar 31, 2006 Completion: May 31, 2006

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT00329888, this observational or N/A phase trial focuses on Choledocholithiasis and remains ongoing. Sponsored by National Taiwan University Hospital, it has been updated 6 times since 2006, reflecting limited change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

Change History

6 versions recorded

Sep 2025 — Present [monthly]

Unknown
Sep 2024 — Sep 2025 [monthly]

Unknown
Jul 2024 — Sep 2024 [monthly]

Unknown

Status: Unknown Status → Unknown
Jan 2021 — Jul 2024 [monthly]

Unknown Status
Apr 2018 — Jan 2021 [monthly]

Unknown Status

Phase: NA → None

▶ Show 1 earlier version

Jan 2017 — Apr 2018 [monthly]

Unknown Status NA

First recorded

Mar 2006

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

National Taiwan University Hospital

Data source: National Taiwan University Hospital

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• Taipei, Taiwan