He's still in the same position when she returns, hunched over his knees on the edge of the couch, muscled back bared for her to tend to.

"Just do it whatever it is you intend on doing."

Honestly. His tolerance for pain was through the roof. Although... It probably would sting, because Vegeta was keeping his ki low so that she'd be able to tend to his wound without his body going battle ready. Bleeding or cut open or not, Vegeta's skin would have about as much give as a rock to her human hands if he kept his power level up. In truth, keeping it down was taking a great deal of concentration.