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Thulium fiber laser in urology: physics made simple
Mark Taratkin1, Camilla Azilgareeva2, Giovanni E Cacciamani3,4
1Institute for Urology and Reproductive Health, Sechenov University, Moscow, Russia.
Current Opinion in Urology
|December 26, 2021
Summary
Thulium fiber laser (TFL) is now widely used in urologic surgery for soft tissue procedures and lithotripsy. Its unique properties offer clinical advantages, making it an evolution in surgical practice.
Area of Science:
- Urology
- Laser Physics
- Biophysics
Background:
- Thulium fiber laser (TFL) technology has advanced from preclinical research to widespread clinical adoption.
- Understanding the physical properties and laser-tissue interactions of TFL is crucial for optimizing its use.
Purpose of the Study:
- To review the physical properties of thulium fiber laser (TFL) and its clinical applications.
- To explain the mechanisms of TFL and its importance for clinicians.
Main Methods:
- Narrative review of existing literature on TFL.
- Analysis of TFL's physical properties and laser-tissue interactions.
- Discussion of clinical outcomes in urologic surgery.
Main Results:
- TFL is effective in treating benign prostate hyperplasia (BPH), bladder tumors, and in lithotripsy.
- Promising results are emerging for TFL in laparoscopic surgery for renal cell carcinoma.
- TFL's design modifications enhance laser-tissue interactions, leading to clinical benefits like reduced carbonization and retropulsion.
Conclusions:
- TFL represents an advancement in urologic surgery due to its effective wavelength, beam profile, and modes of action.
- Further research is needed to fully elucidate the advantages and disadvantages of TFL.

