What is the most important feature in the design of a major connector in partial dentures?

The most important feature in the design of a major connector in partial dentures is maintaining rigidity. The major connector serves as the foundational framework of the partial denture, connecting the various components and providing stability to the prosthesis. Its rigidity is crucial as it ensures that the forces exerted during mastication are effectively distributed throughout the denture, preventing flexing or deformation that could lead to discomfort or an improper fit.

A rigid major connector also contributes to the overall strength of the partial denture, ensuring that it can withstand daily wear and tear while maintaining its integrity. This characteristic helps in providing a stable environment for the remaining teeth and soft tissues. While aspects like aesthetics, occlusal support, and retention are important design considerations, they are secondary to the necessity of having a stable, rigid connector that can uphold the function and longevity of the partial denture.