Corresponding to large-efficiency machines, the hand and wrist complete actions which can be extremely specific and effective but very fragile simultaneously. Boutonniere Deformity: The MCP (metacarpophalangeal) joints along with the DIP (distal interphalangeal) joints are influenced.  The key destruction is to flexion of your proximal interphalangeal joints because of harm to https://www.theorthopaedicandpainpractice.com/what-are-the-different-bones-found-in-my-hand/