Study on 'The Use of Non-contrast Helical Computerized Tomogram in Predicting Treatment Outcomes of Upper Ureteric Stone by Extracorporeal Shock Wave Lithotripsy Using the Sonolith 4000+ Lithotripter'

June 14, 2011 updated by: Hospital Authority, Hong Kong

The Use of Non-contrast Helical Computerized Tomogram in Predicting Treatment Outcome of Upper Ureteric Stone by Extracorporeal Shock Wave Lithotripsy Using the Sonolith 4000+ Lithotripter

The purpose of this research is to assess the role of non-contrast helical computerized tomogram in predicting the treatment outcome of upper ureteric stone by extracorporeal shock wave lithotripsy (ESWL).

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Study Type

Observational

Enrollment (Anticipated)

100

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • China
      • Hong Kong, China
        • Prince of Wales Hospital

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

N/A

Genders Eligible for Study

All

Sampling Method

Non-Probability Sample

Study Population

Patient suffered upper ureteric stone

Description

Inclusion Criteria:

  • Adult patient (> 18 years old)
  • With solitary upper ureteric stone (defined as ureter above the sacroiliac joint as seen on plain radiography) diagnosed by NCHCT *(* can have stones at the other site but the indexed stone is a solitary stone)
  • Size 5 to 15 mm in the maximal diameter as measured from plain radiography.
  • Planned for primary in-situ ESWL

Exclusion Criteria:

  • Patient contraindicated for ESWL - active urosepsis, coagulopathy, pregnant lady etc
  • Presence of percutaneous nephrostomy or ureteric stent
  • Suspected distal obstruction

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Observational Models: Case-Only
  • Time Perspectives: Prospective

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Hospital Authority, Hong Kong

Investigators

  • Principal Investigator: Chi Fai Ng, Dr, Department of Surgery, Division of Urology, The Chinese University of Hong Kong

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

Helpful Links

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

October 1, 2004

Study Completion (Actual)

December 1, 2007

Study Registration Dates

First Submitted

August 15, 2007

First Submitted That Met QC Criteria

August 15, 2007

First Posted (Estimate)

August 16, 2007

Study Record Updates

Last Update Posted (Estimate)

June 16, 2011

Last Update Submitted That Met QC Criteria

June 14, 2011

Last Verified

June 1, 2011

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

  • CRE-2004.309
  • HARECCTR0500008

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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