Power grip: This grip makes use of the strength of greater hand muscles to carry or go major objects, like if you’re lifting weights or twisting open up a tight jar lid. It’s all about power and steadiness. Boutonniere Deformity: The MCP (metacarpophalangeal) joints as well as the DIP (distal interphalangeal) https://www.theorthopaedicandpainpractice.com/what-are-the-different-bones-found-in-my-hand/