FIGURE 2.
Traumatic orthopedic injuries and total knee replacements result in trauma to soft tissue and bone. Top: traumatic injuries, including (A) lacerations,70 (B) shotgun blast injury,71 (C) nail through femur and patella,72 and (D, E) open knee fractures.73,74 Bottom: total knee replacement: (F) cut through soft tissue (i.e., skin, muscle, ligaments) to expose bone.75 (G) Joint exposed by severing ligaments/meniscus.75 (H–I) Drilling and sawing through bone.76,77 (J) Flat surfaces cut in bone and holes drilled through bone in preparation for joint implant.77