He doesn't consider it longer than half a second before he's shaking his head.

"No," he says, not even thoughtfully, but like it's a matter of a simple answer that doesn't even warrant discussion. "The patch is fine. You done there yet?" He flexes his hand as he asks it, eager to have it back again. And already his frown is fading, the look of eager excitement coming back as he watches his brand new fingers work.