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Updated: Feb 16, 2026
10:05
A Large Lateral Craniotomy Procedure for Mesoscale Wide-field Optical Imaging of Brain Activity
Published on: May 7, 2017
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Piezosurgery-A Safe Technique to Perform Lateral Suboccipital Craniotomy?
Juergen Grauvogel1, Waseem Masalha1, Dieter Henrik Heiland1
1Department of Neurosurgery, Medical Center-University of Freiburg, Faculty of Medicine, University of Freiburg, Germany.
Operative Neurosurgery (Hagerstown, Md.)
|January 5, 2018
Summary
Piezosurgery (PS) offers selective bone cutting for lateral suboccipital craniotomy, preserving soft tissues. However, careful technique is needed to avoid unintended dural tears and sinus injuries.
Area of Science:
- Neurosurgery
- Surgical Technology
Background:
- Piezosurgery (PS) utilizes piezoelectric microvibrations for precise bone cutting.
- This technique selectively targets bone, minimizing damage to adjacent soft tissues.
Purpose of the Study:
- To assess the efficacy and safety of piezosurgery for lateral suboccipital craniotomy.
- To evaluate the preservation of critical neurovascular structures during the procedure.
Main Methods:
- Piezosurgery was employed for lateral suboccipital craniotomy in 22 patients with cerebellopontine angle pathologies.
- Evaluation focused on safety, bone cutting precision, and protection of dura and venous sinuses.
Main Results:
- Piezosurgery was performed in 22 patients for various cerebellopontine angle tumors and cysts.
- Incidental durotomy occurred in 6 patients, and 3 experienced minor sigmoid sinus lacerations.
Conclusions:
- Piezosurgery is a safe and selective bone cutting method for lateral suboccipital craniotomy.
- Awareness of potential dural and sinus injuries is crucial when using piezosurgery for craniotomies.
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