Therefore, a two-stage surgical technique was designed: the first involved elevation of the maxillary sinus and the second entailed implant placement. Contraindications to this procedure are: inadequate sinus transversal dimension, ostium location at the surgical site, excessive or inadequate inter-occlusal space, sinus disease, as well as all general contraindications to dental implant placement.
Las contraindicaciones para realizar este procedimiento son: dimensión transversal inadecuada del seno, localización del ostium en el sitio quirúrgico, espacio interoclusal excesivo o inadecuado, enfermedades sinusales, antecedentes quirúrgicos del seno, y obviamente todas las contraindicaciones generales para la colocación de implantes dentales.