trainee medical assistant "trainee medical assistant" means a person who is pursuing a course of training in a Government hospital, Government health centre or other Government institution for the care, treatment or rehabilitation of patients as may be approved by the Board or a training centre for the purposes of registration as a medical assistant under the Medical Assistants (Registration) Act 1977; PU(A) 358/1986 - MEDICAL (INSTRUMENTS) (EXEMPTION) REGULATIONS 1986 2. Interpretation.