Thulium Fiber Laser (TFL) vs Thulio Pulsed Thulium:YAG (p-Tm:YAG)

Description

This research study is being conducted to assess the ability and efficiency of two laser systems to break up kidney stones during ureteroscopy with laser lithotripsy for kidney stone treatment.

Conditions

Kidney Stones, Nephrolithiasis

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Study Overview

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Study Details

Study overview

This research study is being conducted to assess the ability and efficiency of two laser systems to break up kidney stones during ureteroscopy with laser lithotripsy for kidney stone treatment.

Prospective Single-center Study Comparing Thulium Fiber Laser to Pulsed Thulium:YAG Laser in the Ureteroscopic Treatment of Nephrolithiasis

Thulium Fiber Laser (TFL) vs Thulio Pulsed Thulium:YAG (p-Tm:YAG)

Condition
Kidney Stones
Intervention / Treatment

-

Contacts and Locations

San Diego

University of California, San Diego, San Diego, California, United States, 92122

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.

For general information about clinical research, read Learn About Studies.

Eligibility Criteria

  • * Solitary renal stone 7 to 20 mm in size or in the case of multiple stones the conglomerate diameter (additive maximal diameter of all stones on axial imaging of computed tomography) of 7-20 mm is required
  • * Must be a suitable operative candidate for flexible ureteroscopy per American Urological Association guidelines
  • * Must be able to give consent
  • * Bilateral ureteroscopy will be permitted but only the first side (per surgeon discretion) will be included in the study
  • * Surgeons participating in the study must be urological attending surgeons or fellows with subspecialty training in Endourology
  • * Concomitant stones in the ureter
  • * Prior ipsilateral upper urinary tract reconstructive procedures or history of ipsilateral ureteral stricture
  • * Prior radiotherapy to the abdomen or pelvis
  • * Neurogenic bladder or spinal cord injury
  • * Pregnancy
  • * Untreated UTI

Ages Eligible for Study

18 Years to

Sexes Eligible for Study

ALL

Accepts Healthy Volunteers

No

Collaborators and Investigators

University of California, San Diego,

Study Record Dates

2026-12-31