What feature distinguishes a dynamic compression plate (DCP)?

A dynamic compression plate (DCP) is specifically designed with oval screw holes, which is a key feature that distinguishes it from other types of plates. The oval design allows for the creation of dynamic compression at the fracture site. When the screws are tightened, the plate can compress the bone fragments together more effectively, promoting better healing and stability. This feature is particularly beneficial in orthopedic surgery when dealing with fractures, as it helps to facilitate the alignment and stabilization of the bone.

The presence of straight screw holes, as mentioned in one of the options, pertains more to static compression plates or other types of hardware that do not provide the same dynamic effect. Soft tissue manipulation is unrelated to the primary function of a DCP, as its main purpose is to stabilize bone fractures rather than manipulating soft tissues. The option regarding tying off vessels pertains to ligatures or hemostatic devices, which do not describe the function of a DCP. Thus, the use of oval screw holes is central to the dynamic capabilities of the plate, enabling it to achieve its intended purpose in fracture management.