I ctrl+backspace, but would've added a loop between the two selected(highlighted in red) your method seems to be the way, when i edit things doesn't seem to muck up the uvs to much.(for me, think it would work well adding the "control loop" between them to help the u.v. issues., idk i tried.)
Try this, i see the tutorial is in 3ds max & idk about any options to do this in 3dsmax nor any plugins but worth a shot, https://www.youtube.com/watch?v=VFAfqW0Zlqk&t=347s got to figure out where in your pipeline this fits in. Hope it helps, while you wait for a better solution.