Laster's upper third molar and cheek retractor.
Graham
Richard M
RM
Bussell
Mary A
MA
Laster
Zvi
Z
D004850:Eponyms; D004867:Equipment Design; D006801:Humans; D008964:Molar, Third / Q000601:surgery; D019647:Oral Surgical Procedures / Q000295:instrumentation*; D014081:Tooth Extraction / Q000295:instrumentation