CHAPTER-18 Mental Patient Definition of mental patient. Rule433. A mental patient is for the purpose of these Rules, an idiot or person of unsound mind. Note.-the term "mental patient" is used for the term, "lunatic" as defined in section 3(5) of the Lunacy Act. 1912. [Lunacy Act, IV of 1912 replaced by Mental Health Ordinance, 2001] Classes of mental patients. Rule434. Mental patients detained in a prison may be— (i) Non-criminal, i.e., those who have committed no crime, but are sent for medical observation under the provisions of the Lunacy Act. 1912 (Act. IV of 1912 has been replaced by Mental Health Ordinance, 2001.); or (ii) criminal, i.e., those who are accused of having committed or have committed a crime. Separation of mental patient. Rule435. Every person supposed or found to be a mental patient, whether detained or confined in a prison shall be kept separate from other prisoners. Mental Patients to be considered dangerous until certified harmless. Rule436. A mental patient shall be considered dangerous until the Medical Officer has certified that he is harmless. The Superintendent and Medical Officer, shall from time to time, give such directions as may be necessary, for the proper guarding of the mental patient and shall warn the prison officers of any symptoms which may necessitate greater watchfulness. Non-criminal mental patient. Rule437. (i) Non-criminal mental patients shall be detained in:(a) the mental hospital. (b) where there is no mental hospital, they will be detained in a civil hospital or dispensary, where in the opinion of the [District Coordination Officer], suitable accommodation and establishment for the reception 152