Yes, that area of the macula is where your best vision occurs and so even a very subtle
wrinkle can be very noticeable. This is rather common after a macular hole repair. Be thankful, though, because macular hole surgery is relatively recent and many folks used to just go legally blind and that was that.
distortion of the macula is common after surgery to fix macular problems.
Your query has been discussed at length in the forums. Just do a search for mucular holes and you should be able to read up on others' experiences.