問題詳情

2.下顎單顎全口義齒(single complete denture)有時需利用彈性底墊(resilient liner)以降低基底(denture base)對牙床之壓力,下列關於彈性底墊的敘述何者正確?
(A)矽膠底墊(silicon liner)較組織調理劑(tissue conditioner)性質不穩定且與壓克力樹脂床(acrylic denture base)之黏著效果佳
(B)彈性底墊會增加整體義齒基底床之強度
(C)彈性底墊較易滋生白色念珠菌(candida albicans),應建議患者就寢時將義齒浸泡於具抗菌效果的義齒清潔 劑中
(D)彈性底墊其生物相容性(biocompatibility)與硬質壓克力樹脂床相似,可以放心長期使用

參考答案

答案:C
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用户評論

Pulpolyp】評論

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中山下智久】評論

C選項有問題 如果是一般CD deliver 時的確可以跟患者說泡清潔劑/稀釋漂白水整晚就好但是tissue conditioner/ soft liner 會受到清潔劑的破壞,因此建議用軟毛刷+清水輕輕刷洗,或是紗布擦乾淨即可。CH7 CD材料描述soft liner 的部分--The use of hypochlorite or peroxide denture cleansers can cause significant damage to the liners, especially silicones, mostly by decreasing their compliance.--Cleaning of soft liners could be carried out using a soft brush in conjunction with a very mild detergent or nonabrasive dentifrice. Alternatively, the external surface of the denture could be cleaned as described, bu...