Multivariable regression analysis of perioperative parameters for a novel pulsed solid-state Thulium: YAG laser with high peak power versus Holmium: YAG laser in prostate enucleation - Summary - MDSpire

Multivariable regression analysis of perioperative parameters for a novel pulsed solid-state Thulium: YAG laser with high peak power versus Holmium: YAG laser in prostate enucleation

  • By

  • M. F. von Bargen

  • M. Glienke

  • S. Tonyali

  • A. Sigle

  • K. Wilhelm

  • M. Schoenthaler

  • C. Gratzke

  • A. Miernik

  • July 26, 2025

  • 0 min

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Objective:

To compare the perioperative outcomes, specifically focusing on recovery time and complication rates, of endoscopic enucleation of the prostate (EEP) using a pulsed Thulium: YAG laser versus a standard Holmium: YAG laser in patients with benign prostatic hyperplasia (BPH).

Key Findings:
  • Pulsed Tm: YAG laser demonstrated lower tissue penetration and less tissue damage compared to Ho: YAG laser, with a statistically significant difference.
  • The pulsed Tm: YAG laser resulted in a larger cavitation bubble and more efficient ablation, facilitating EEP, with improved metrics.
  • Little to no charring/carbonization was observed with the pulsed Tm: YAG laser in porcine models, contrasting with significant charring in Ho: YAG.
Interpretation:

The pulsed Tm: YAG laser may offer advantages over the Ho: YAG laser in terms of reduced tissue damage and improved surgical outcomes in BPH treatment.

Limitations:
  • The study is retrospective and may be subject to selection bias, which could affect the generalizability of the results.
  • The sample size for the pulsed Tm: YAG group was smaller compared to the Ho: YAG group, potentially limiting the statistical power.
Conclusion:

The pulsed solid-state Thulium: YAG laser shows promising results in the treatment of BPH, potentially improving perioperative outcomes compared to the Holmium: YAG laser, warranting further prospective studies.

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