Trial Outcomes & Findings for Temperature Profiles During Laser Activation in Ureteroscopic Lithotripsy (NCT NCT05677425)

Results Overview

Temperatures during ureteroscopic laser activation using different laser power settings.

Recruitment status

COMPLETED

Study phase

NA

Target enrollment

10 participants

Primary outcome timeframe

During surgery

Results posted on

2025-04-11

Participant milestones
Measure	Temperature Measurement Group Temperature measurement in the renal pelvis during ureteroscopic laser stone disintegration. Temperature measurement will be performed using different laser power settings. Temperature measurement: Temperature measurement in the renal pelvis during ureteroscopic laser activation.
Overall Study STARTED	10
Overall Study COMPLETED	10
Overall Study NOT COMPLETED	0

Withdrawal data not reported

Race and Ethnicity were not collected from any participant.

Baseline characteristics by cohort
Measure	Temperature Measurement Group n=10 Participants Temperature measurement in the renal pelvis during ureteroscopic laser stone disintegration. Temperature measurement will be performed using different laser power settings. Temperature measurement: Temperature measurement in the renal pelvis during ureteroscopic laser activation.
Age, Continuous	57 years n=10 Participants
Sex: Female, Male Female	8 Participants n=10 Participants
Sex: Female, Male Male	2 Participants n=10 Participants
Stone size, mm	9 mm n=10 Participants

Timeframe: During surgery

Temperatures during ureteroscopic laser activation using different laser power settings.

Outcome measures
Measure	Temperature Measurement Group n=10 Participants Temperature measurement in the renal pelvis during ureteroscopic laser stone disintegration. Temperature measurement will be performed using different laser power settings. Temperature measurement: Temperature measurement in the renal pelvis during ureteroscopic laser activation.
Temperature Profiles Baseline temperature	32.5 Degrees Celcius Interval 31.7 to 33.2
Temperature Profiles Tmax 5 W	35.3 Degrees Celcius Interval 34.6 to 36.9
Temperature Profiles Tmax 10 W	37.9 Degrees Celcius Interval 36.4 to 39.4
Temperature Profiles Tmax 20 W	40.0 Degrees Celcius Interval 39.0 to 41.1

Serious events: 0 serious events

Other events: 3 other events

Deaths: 0 deaths

Adverse event data not reported

Other adverse events
Measure	Temperature Measurement Group n=10 participants at risk Temperature measurement in the renal pelvis during ureteroscopic laser stone disintegration. Temperature measurement will be performed using different laser power settings. Temperature measurement: Temperature measurement in the renal pelvis during ureteroscopic laser activation.
Renal and urinary disorders Clavien-Dindo 1 and 2	30.0% 3/10 • Number of events 3 • From study start until 3 months follow-up. Adverse events are reported according to Clavien-Dindo.

Haukeland University Hospital

Phone: +47 97 50 00