This is the descriptive exploratory study that aimed at evaluating the implementation of the philosophical assistance of a maternity teaching hospital, under the optics of the professionals. 113 health professionals that works in the second semester of 2007 participated in the study. Data were collected through means of questionnaire which were analyzed by descriptive statistic, the total response, 51.4% consider that the 12 principles are functional and 46.8% partially for an elevated percent (> or = 70,0%), the ones that are related to the rights of the users are more functional (> or = 50,0% ). The ones that treat the integral between professionals and the services are found to be least functional in some sectors (> or = 50,0%). It is necessary to know the factors that interfere negatively in the effectuation of all integrated philosophical principles.