This research aims to identify the adoption of the quality model and the consequent level of improvement achieved in a public maternity hospital in the state of Cear�. Initially, a bibliographical study was carried out on management tools to support the qualitative field research, based on observation techniques and the use of a checklist in the hygiene service. After analyzing the data collected, the results showed a high level of compliance with ANVISA's Regulatory Standard for Occupational Health and Safety in Healthcare Establishments No. 32 (NR32) and Resolution No. 50 of the Collegiate Board of Directors (RDC 50). It can therefore be concluded that the adoption of the quality management model has led to improvements and trained organizational staff to solve specific problems.