Management of Fragments During Ureteroscopy

Should we Strive for Absolute Stone Freedom While Performing Holmium Laser Lithotripsy for Ureteral Stones? A Randomized Controlled Trial.

Status

Completed

Phases

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT00637650

Enrollment

Unknown

Registered

2008-03-18

Start date

2007-06-30

Completion date

2008-05-31

Last updated

2009-02-10

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Urinary Stones

Brief summary

The purpose of this study is to study the outcome of patients after ureteroscopy in which all fragments remaining after holmium laser lithotripsy were retrieved compared to those where small, insignificant fragments were left for spontaneous passage.

Interventions

PROCEDUREUreteroscopy, Holmium Laser lithotripsy and active retrieval of fragments

PROCEDUREUreteroscopy, Holmium laser lithotripsy, no intent to retrieve any remaining fragment

Study design

Allocation

RANDOMIZED

Intervention model

PARALLEL

Masking

NONE

Eligibility

Sex/Gender

ALL

Age

16 Years to No maximum

Healthy volunteers

Inclusion criteria

* Patient with ureteral stones suitable for endoscopic treatment

Exclusion criteria

* presence of ipsilateral kidney stones * known ureteral stricture * previous placement of ureteral stent * use of drugs with known activity on smooth ureteral muscle * unwillingness or impossibility to return for follow-up

Design outcomes

Primary

Measure	Time frame
unplanned medical visits	30 days

Secondary

Measure	Time frame
Hospital Admissions, need for pain killers, time to complete recovery	60 days

Countries

Israel

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026