ArticleTurkish journal of urology2022
A multicenter-based critical analysis of laser settings during intrarenal laser lithotripsy by the Turkish academy of urology prospective study group (ACUP study).
Article in Turkish journal of urology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers, 1 of them a synthesis that pooled it.
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Who cites it
3 citing papers in PubMed, 1 synthesis or guideline pooled it.
- Super pulsed thulium fiber laser outcomes in retrograde intrarenal surgery for ureteral and renal stones: a systematic review and meta-analysis.BMC urology · 2023Pooled it
- Efficacy of thulium fiber laser litothripsy on large renal stones (> 1000 mm³) according to Hounsfield units: a prospective single-center study.BMC urology · 2026Article
- Experts' recommendations in laser use for the treatment of urolithiasis: a comprehensive guide by the European Section of Uro-Technology (ESUT) and Training-Research in Urological Surgery and Technology (T.R.U.S.T.)-Group.World journal of urology · 2024Article
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Authors and funding
13 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
objectiveIn this multicenter prospective study, we aimed to evaluate the use of holmium:yttrium-- aluminum-garnet laser during retrograde intrarenal surgery for kidney stones and the relationship between laser-related parameters and procedure-related perioperative parameters. MATERIAL AND
methodsThe 769 patients whose laser setting parameters (fiber thickness, number of shots, frequency (max.), laser power (max.), and total energy) were completely registered were included in this study program. The intraoperative ureteral lesions were evaluated using postureteroscopic lesion scale (PULS) scores and the postoperative complications with the modified Clavien-Dindo classification system.
resultsThe maximum levels of laser power and the frequency were used in the middle calyceal stones; the value of total energy consumed was found to be higher gain in cases with multiple stones (all parameters P < .05). There was a significant positive correlation among (mean number of shots [P < .001, r ¼ 0.46], frequency [P ¼ .009, r ¼ 0.1], maximum power [P < .001, r ¼ 0.11], total energy [P < .001, r ¼ 0.25]), anesthesia time (P < .001, r ¼ 0.42), surgery time (P < .001, r ¼ 0.47), and stone size. The mean number of shots increased (P < .001, r ¼ 0.25), and the frequency level decreased (P < .001, r ¼ -0.17) significantly with increasing Hounsfield unit (HU) values. Again, the mean number of shots and maximum laser power increased in correlation with the increasing hospitalization time (P ¼ .004, r ¼ 0.09 and P ¼ .02, r ¼ 0.07, respectively). In addition, it was observed that higher laser subparameter values and thicker fibers were used in PULS grade 2.
conclusionAs the stone size and HU values increased, laser-setting parameters were found to show significant variability. The increase in different parameters of the laser setting was found to be associated with longer anesthesia time, surgery time, and hospitalization period and increased risk of local trauma with PULS grade.
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