An alar cinch can effect the way the lips look. It does this by increasing the volume of the middle of the nose, and upper lip. To avoid affecting your lips you may consider different type of procedures around the alae to change the way they look. There are different procedures that involve some minimal incisional techniques that can be done on the sides of the alae to improve their appearance that are lower risk and fast in recovery. You should definitely go to someone with a lot of experience in doing these types of procedures and you want to have some be very conservative in this.
Thanks for reading, Dr Young
Dr Young specializes in Facial Cosmetic and Reconstructive Surgery and is located in Bellevue near Seattle, Washington