58.下列關於植體nonsegmented abutment的敘述,何者錯誤?
(A)又稱UCLA abutment
(B)其做法是將最終贋復物(final restoration)直接連接在植體之上,沒有居間的abutment
(C)是一種必須使用黏著的植體支柱(cement-retained abutment)
(D)可用於垂直贋復空間不足的情況
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統計: A(62), B(205), C(725), D(150), E(0) #3065383
統計: A(62), B(205), C(725), D(150), E(0) #3065383
詳解 (共 3 筆)
#5893208
Non-segmented abutment = Dynamic universal castable long abutment (UCLA)
- is a castable abutment offered with a machined gold alloy base or in a fully castable version.
- It may be used for single or multi-unit screw or cement-retained restorations.
- It may correct angles up to 30 degrees when cast as a custom abutment.
- often used in cases where a smaller implant is needed (zirconia abutment太小強度會不夠)
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