A Study to Characterize the Performance of Brain Laser (LITT) Ablation for Treating Epilepsy that is Resistant to Medical Therapy


About this study

The purpose of this study is to characterize the use of the Monteris NeuroBlate System for the performance of brain laser interstitial thermal therapy (LITT) ablation treatment of medial temporal lobe epilepsy that is resistant to medical tharapy.

Participation eligibility

Participant eligibility includes age, gender, type and stage of disease, and previous treatments or health concerns. Guidelines differ from study to study, and identify who can or cannot participate. There is no guarantee that every individual who qualifies and wants to participate in a trial will be enrolled. Contact the study team to discuss study eligibility and potential participation.

Inclusion Criteria

  • Diagnosis of unilateral medial temporal lobe epilepsy  confirmed clinically and with either 
    • Ictal scalp recording and MRI evidence of mesial temporal sclerosis 
    • Intracranial ictal onset consistent with hippocampal origin
  • Averages 3 or more complex partial seizures (with or without secondary generalization) per month
  • Refractory to antiepileptic drugs and have failed treatment with at least 2 due to lack of effectiveness
  • Meets the criteria for a medial temporal lobe resection and is a candidate for LITT
  • 18 years or older at the time of consent

Exclusion Criteria

  • Previous diagnosis of psychogenic/non-epileptic seizures
  • Previous diagnosis of primary generalized seizures
  • IQ less than 70
  • Has an MRI-incompatible implanted electronic device or any metallic prosthesis or implant for which brain MRI is contraindicated

Participating Mayo Clinic locations

Study statuses change often. Please contact the study team for the most up-to-date information regarding possible participation.

Mayo Clinic Location Status

Jacksonville, Fla.

Mayo Clinic principal investigator

William Tatum, D.O.

Closed for enrollment

More information


Publications are currently not available

Study Results Summary

Not yet available

Supplemental Study Information

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