Title: ???????? (porcelain-fused-to-metal crown) PFM
1???????? (porcelain-fused-to-metal crown)PFM
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318????,???,??????? 1774??????Atexis???Nicholas??
??????? 1808?Fouzi????????? 1885?Logan????????,?
?????????????? 19??50???????????,????????,???????
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PFM
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5 ?????,????,??????,????,????,?????????,?????
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6 ????????????,???????????????????
7?????????
8??????????
(1)????(Chemical bond)???????????????????????????
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9- (2)????(Mechannical bond)?-??????????????????????
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10- (3)???????????????????????????????????????????,??
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11- (4)????(compressive bond)????????????????????????
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12???????,???????????? (1). ??????????? (2).
????????????,?????????,????,????????? (3).
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13- (4). ??????????????
- (5).??????????
- (6).????????,?????? ???
- (7).???????
- (8).?????????
14????????
15??????
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16???????
17?????
18??????
19????
20????
21????
22???????????
(1)??????????????????????(??1.2-1.5mm,?????0.3-0.
5mm,??????0.2-0.3mm)? ??????????????????,????
??-????????????(reinforced porcelain system
,RPS)??PFM?????????????????????????????????
23- (2)???????????????,???-???????,??????????????????
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- (3)????????????????????
- ??????????,?????,???????
24???????
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25- 2??????
- ?????????????????????????
3????????(???????)
4????? (???????)
26??PFM???????
(1)???????????????????????????,???????????? (2)??
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27- (3)?????????????????,??????????????,?????????????
,??????????????????????,??????????????????????????
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28- (4)???????????,??????,???????????,???????????????
???????? - (5)???????????????????????????,????????????,?????
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29(1)???????,?????,????,??????????????,????,???? (2
)??????????????? (3)??????????????????? (4)???????
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303? ???-???
- (1)?????,????????????,????????????
- (2)??????????????,?????
- (3)?????????,???????,???????????????