4Yu-low W,Norman GS.Comparison of weight reductiong in different designs of and hollow obturator prostheses[J].The journal of prosthetic dentistry,1989,62(2):214-217
5Kobayashi M,Oki M,Ozawa S,et al.Vibration analysis of obturator prostheses with different bulb height designs[J].J Med Dent Sci,2002,49(4):121-128
6Aramany MA.Basic principles of obturator design for partially edentulous patients.part Ⅱ ;design principoles[J].J Prosthet Dent,2001,86(6):562-568
7Gay WD,King GE.Applying basic prosthodontic principles in the dentulous maxillectomy patient[J].J Prosthet Dent,1980,43(3):433-435
8Firtell DN,Grisius RJ.Retention of obturator-removable partial dentures:a comparison of buccal and lingual retention[J].J Prosthet Dent,1980,43(2):212-217
9Desjarclins RP.Obturator prosthesis design for acquired maxillary defects[J].J Prosthet Dent,1978,39(4):424-435
