['Transorbital penetrating brain injuries are rare lesions without defined therapy standards.', 'A male patient presented at our institution with a toilet brush handle in the right cerebral hemisphere. CT imaging identified the object entering the right orbit and having crossed the right hemisphere in the ventricular plane. After performing a medium-sized craniotomy, the object was removed step-by-step under monitoring with an intraoperative CT scan to ensure no involving major hemorrhage.'] Do transorbital penetrating head injury by a toilet brush handle?