To properly develop the work in a dental clinic, it is essential that the equipment meets a series of requirements and meets the needs of the dentist. On the one hand, its appearance must convey an adequate and professional image, but, in addition, it is necessary to take care of the well-being and comfort of patients and of the professional team that works in the office for hours. And one of the most important elements of the equipment is to have a modern dental chair. Dental chairs in dentistry are part of the basic furniture in a clinic and must be renewed every so often, as they can become outdated and unsafe (because of ergonomic reasons). We present a list of reasons why renovation and having a modern dental chair that offers more comfort to both the dentist and patients is necessary.