I had that option when Bailey was neutered,, I had the laser done, the vet said it was easier on the dog,, no stiches, no return visit,, He was fine, He acted like the whole experience did not phase him at all!
I'd go with the laser!
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Rhonda, Bailey, Josie and my angel Bella Rue'
"Until one has loved an animal, a part of one's soul remains unawakened."
~Anatole France~