IPR is an acronym for Interproximal Reduction. A technique usually used in orthodontics and restorative dentistry to thin teeth using sanding disks or strips. Up to 8-9mm of space per arch can be gained through this technique.
Source: Goodman J, Interproximal Reduction for Dummies, Oral Health, March 2011, Vol 101, No 3, pg 10-17.
Hans Skariah, B.Sc., DMD
Promenade Court Dental Health Group in Mississauga
2233 Hurontario St., Mississauga, ON, Canada
(1/2 km north of the QEW in the Dome Building)