Precision Attachments

A paradigm shift from pure functional needs to the cosmetic requirements led to the popularization of precision attachments, one of which was first introduced by Herman ES Chayes in 1906 .They are connecting dots between the removable and fixed prosthesis as they inculcate features of both. These internal attachments combine the functions of aesthetics, retention, support, stability and stress distribution elevating the standards of partial dentistry. This article highlights the importance , mechanism of action and planning for the attachments. There should be an effective communication between the lab technician and the prosthodontist as precision attachments are highly technique sensitive and any slight error could lead to disfunctioning of the prosthesis.