Welcome to Gentle Dental Associates At Gentle Dental Associates, we are as diverse as the world you live in, with eleven languages spoken in our office. We welcome patients of all backgrounds and ages seeking quality, compassionate dental care. Dr. Allen Seel opened Gentle Dental in 1991 and built a reputation for continually adopting new technologies like intraoral cameras, digital X-rays, and same-day crowns to provide patients in Ann Arbor, Canton, Saline, and Ypsilanti, MI with the highest quality of dental care.