https://www.jco-online.com/archive/2004/07/374-use-of-a-nickel-titanium-palatal-expander-in-cleft-palate-cases/
Nitanium Palatal Expander for Cleft-Palate Cases
Learn how to use the nickel titanium Nitanium Palatal Expander for cleft-palate cases.
nitanium palatal expandercleft palatecases