Inclusion Criteria:
* Diagnosis of mild to moderate Alzheimer's disease
* Approved medications for Alzheimer's disease may be taken if the dose has been stable for 3 months
* A study partner who can attend all study visits
* Good general health
* Medically able to undergo neurosurgery
Exclusion Criteria:
* Significant neurological disease other than Alzheimer's disease
* Significant depression or other psychiatric disorder
* Unstable medical conditions
View Inclusion and Exclusion Criteria at ClinicalTrials.gov