Nickel titanium palatal expander.
W V
WV
Arndt
D000293:Adolescent; D002648:Child; D003722:Dental Alloys; D005260:Female; D006801:Humans; D008297:Male; D009532:Nickel; D009967:Orthodontic Appliances; D010155:Palatal Expansion Technique / Q000295:instrumentation*; D014025:Titanium
D003722:Dental Alloys; C040654:titanium nickelide; D009532:Nickel; D014025:Titanium