The Use of Cooling Helmet for Neuroprotection Management in Open Heart Surgery

Inclusion Criteria: * Patient undergoing their first open heart surgery using cardiopulmonary bypass * Age ≥18 year-old * Patient with American Society of Anesthesiologists (ASA) III * Patient with Glasgow Coma Scale (GCS) 15, fully aware and oriented * Patient fluent in Indonesia Exclusion Criteria: * Patients did not give consent to participate in the study * Patients with central nervous system disease (stroke, intracranial tumor) * Patients with psychiatric problem (schizophrenia, depression) * Patients with cognitive problem * Blind and deaf patient * Patient on psychotrophic or narcotics medication Drop out criteria * Surgery without cardiopulmonary bypass * Patient demise after surgery * Patients decided to refrain from the study