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Extracorporeal lithotripsy techniques for salivary stones
Pasquale Capaccio1, Sara Torretta, Lorenzo Pignataro
1Department of Specialist Surgical Sciences, Fondazione IRCCS Ospedale Maggiore Policlinico, Mangiagalli e Regina Elena, University of Milan, Via Francesco Sforza 35, 20122 Milano, Italy. pasquale.capaccio@unimi.it
Otolaryngologic Clinics of North America
|December 8, 2009
Summary
Extracorporeal shock wave lithotripsy (ESWL) is a minimally invasive therapy for salivary stones. While effective for certain stones, limitations include multiple sessions and residual fragments.
Area of Science:
- Otolaryngology
- Urology
- Medical Engineering
Background:
- Minimally invasive therapies have advanced salivary stone treatment over the last two decades.
- Extracorporeal shock wave lithotripsy (ESWL) has emerged as a key therapeutic option.
Purpose of the Study:
- To review the efficacy and limitations of ESWL for salivary calculi.
- To compare piezoelectric and electromagnetic energy sources in ESWL.
Main Methods:
- Review of ESWL application for salivary stones.
- Discussion of energy sources (piezoelectric, electromagnetic).
- Consideration of stone size and location criteria (<7 mm for specific stones).
Main Results:
- ESWL is the preferred treatment for parotid and specific submandibular stones (<7 mm).
- Continuous ultrasonographic monitoring improves safety.
- Limitations include the need for multiple sessions and potential residual fragments.
Conclusions:
- ESWL offers a minimally invasive approach to salivary stone management.
- Further optimization is needed to address limitations like residual fragments and session frequency.
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