A Study to Evaluate Endoscope-assisted, Minimally-invasive Cortical Access System (MICAS) for Chronic Subdural Evacuation


About this study

The purpose of this study is to evaluate a less-invasive alternative to the currently available method of removing aging blood in the subdural space. 

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:

  • Must be 55 years of age or greater.
  • Have a clinically symptomatic chronic subdural hematoma greater than 1 cm in maximal thickness and be judged clinically to need subdural evacuation.

Exclusion Criteria:

  • Failure to obtain consent.
  • Vulnerable study population.
  • Any need for chronic anticoagulation.
  • Pregnancy (verified by pregnancy testing at screening or medical history of a hysterectomy, oophorectomy, or post-menopausal).Prior surgery for subdural hematoma.
  • Glasgow Coma Scale (GCS) less than 8.

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 Contact

Rochester, Minn.

Mayo Clinic principal investigator

Jamie VanGompel, M.D.

Open for enrollment

Contact information:

Jamie VanGompel M.D.

(608) 392-6375


More information


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