"Biomechanical" refers to the study of how living things' movements and structures are influenced by mechanical principles, like force, motion, and energy.
Mondo Zappa, a newly recruited executioner, hunts criminals wielding a Japanese sword in his right hand, and the crushing power of biomechanical engineering in his left. (blog.us.playstation.com)
Interspinous Process Implants Causes Wear of the Spinous Processes in Patients Treated for Spinal Stenosis — An Experimental Biomechanical Study with Comparison to Clinical Cases (scirp.org)
Biomechanical problems of the foot or from running style can increase the strain on the calf muscles. (sportsinjuryclinic.net)