But what this lets you do is gives you that all-important traction, and counter-traction, so that you can dissect, so that you can sew, so that you can do all the things that you need to do, all the surgical tasks.
Mas isto permite manter aquela tração importante e contra-tração para podermos dissecar, coser, para podermos fazer tudo o que é preciso, todas as tarefas cirúrgicas.