Synovial Joints (Biaxial)

Functional Classification of Condylar and Saddle Joint

Diarthrosis (freely mobile)

Condylar Joint

Oval articular surface on one bone closely interfaces with a depressed oval surface on another bone

Saddle Joint

Saddle-shaped articular surface on one bone closely interfaces with a saddle-shaped surface on another

Example of Saddle Joint

i.e. Articulations between carpal and first metacarpal bone

Example of Condylar Joint

i.e. MP (metacarpophalangeal or metatarsophalangeal) joints