Holes and Slots in Metal Bone Plates - Part 3 : Corresponding to Screws with Asymmetrical Thread and Conical Under-Surfaces

This document specifies technical requirements for holes and slots on metal bone plates, focusing specifically on compatibility with screws featuring asymmetric threads and conical bottom surfaces. It defines precise geometric parameters to ensure reliable fixation within orthopedic procedures. The scope includes dimensional tolerances for plate features designed to accommodate these specialized fasteners. These specifications aim to promote consistency in manufacturing and facilitate interoperability between surgical components. By establishing uniform criteria, the standard supports the production of reliable orthopedic implants used in fracture repair and joint reconstruction. It addresses critical interface details that influence the mechanical stability of the fixation system during clinical application. The outlined requirements cover essential aspects of fit and function for the described screw and plate combinations. Adherence to these provisions helps maintain quality standards in the design and fabrication of surgical hardware. This guidance serves as a reference for manufacturers and engineers developing trauma fixation devices.