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Laparoscopic partial nephrectomy with diode laser: a promising technique.

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  • 1Department of Urology, University Hospital Center Zagreb, University of Zagreb School of Medicine , Zagreb, Croatia .

Photomedicine and Laser Surgery
|January 28, 2014
PubMed
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Diode laser laparoscopic partial nephrectomy (LPN) is feasible for small renal tumors, offering shorter warm ischemia time (WIT) and effective hemostasis. Further experience may reduce WIT and address technical challenges like smoke production.

Area of Science:

  • Urology
  • Surgical Oncology
  • Minimally Invasive Surgery

Background:

  • Laparoscopic partial nephrectomy (LPN) is standard for small renal masses, preserving renal function.
  • Reducing warm ischemia time (WIT) is a key challenge in LPN.
  • Various techniques aim to shorten WIT with variable success.

Purpose of the Study:

  • Evaluate diode laser application in LPN.
  • Assess ease of tumor excision using this technique.
  • Determine potential for WIT reduction in LPN.

Main Methods:

  • Prospective analysis of 17 patients undergoing diode laser LPN (March 2011-August 2012).
  • Inclusion criteria: single tumor ≤ 4 cm, exophytic, intraparenchymal depth ≤ 1.5 cm, >5 mm from collecting system.

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  • Hilar clamping was used in most cases.

    • Main Results:

    • Median WIT was 16 minutes.
    • All tumors were clear cell renal cancer with negative margins.
    • Median tumor size was 3 cm; median hospitalization was 5 days.
    • No intraoperative complications; one postoperative hematoma.

    Conclusions:

    • Diode laser LPN is a feasible technique.
    • It provides shorter WIT with effective hemostasis.
    • Future advancements may further reduce WIT and overcome technical issues like smoke production.