In today's competitive age, customers have been the focus of companies' attention, and persuading them has been a competitive advantage. In meeting the needs of medical equipment, considering the expansion of private sector competition, organizational ethics is considered a competitive factor by affecting the emotions and feelings of customers. The present study in terms of purpose-based classification and applied in terms of descriptive-correlation research. The statistical population of the study was all customers and beneficiaries of the products and services of companies producing orthopedic and spinal implants. The sample size was determined based on Morgan's table and the subjects were selected by stratified method and in each stratum by simple random method The validity of the research instrument has been calculated by formal validation, content analysis and factor analysis and its reliability through Cronbach's alpha. Research Tools, Service Brand Dimensions Questionnaire, with a combination of Service Brand Judgment Models (SBV), Grace and Aks (2005) and Service Brand Dimensions (SBL), derived from the research of Grissogo and Gristalis (2014), Delgado Ballster Brand Confidence Questionnaire (BTS et al. (2003), the brand value questionnaire derived from the models of Yu et al. (2000) and Dagger et al. (2007) and the perceived image questionnaire derived from the Yang model (2007), by the five-choice Likert scale method. In order to analyze the data, structural equation modeling was used using Smart PLS software. The results showed that brand trust had an indirect indirect effect on brand value due to the dimensions of the service brand, but due to the dimensions of the service brand on the perceived image, it played the role of full mediation.