First-generation porous coated acetabular cups have achieved durable biologic fixation, although liner dissociation and wear were common failure mechanisms. Second-generation modular acetabular cups ...

Mainly used for rapid manual assembly and disassembly, quick-release pins use a mechanism to provide a locking action. They use a clearance fit in holes formed to nominal diameters and are divided ...

Locking devices connect power-transmission components to rotating shafts. In this report, we polled locking-device experts for their advice on optimizing lifetime and ease of use. Here are the ...

A narrow 1-mm-pitch, board-to-wire connector developed by Hirose Electric features a positive locking mechanism located at its center that provides a clear, tactile click sensation regardless of the ...

Within the fields of everyday carry and travel security, the zipper lock is a category whose core structure has rarely been reexamined. For decades, most designs have relied on keys or simple ...