The journal publishes original research articles, review articles, case reports, and short communications. In addition, the regular content includes letters to the Editor and conference proceedings. Submitted papers must be written in English for an initial review stage by editors and further review process by a minimum of two reviewers. The topics covered include, but are not limited to: Basic sciences include: Anatomy, physiology, biomolecular, and biomechanics Imaging and diagnostic studies; Trauma; Surgery includes: Arthroplasty, Arthroscopy and Sports Injury, Trauma, Joint preservation surgery Rehabilitation and advances in the development of prosthetic, orthotic and augmentation devices of hip and knee joint