Keratoconus New England.http://newyorkshopexchange.com/video/9344/health-care/keratoconus-new-england/ma/west-springfield. Keratoconus specialist in New England, Doctor John Frangie offers Intacs prescription inserts. A unique new option to improve a patient's vision and possibly defer a corneal transplant. Intacs are indicated for the correction of nearsightedness and astigmatism for patients with keratoconus, where contact lenses and glasses no longer provide suitable vision.