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題 名 | Implant-Supported Overdentures in Completely Edentulous Mandibles--A 12-Year Clinical Study=下顎人工植體支持覆蓋性義齒--12年臨床追蹤研究 |
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作 者 | 潘裕華; 陳冠偉; 張陽明; | 書刊名 | 臺灣口腔顎面外科學會雜誌 |
卷 期 | 27:3 2016.09[民105.09] |
頁 次 | 頁167-177 |
分類號 | 416.962 |
關鍵詞 | 覆蓋性義齒; 彈性復連體; 全口活動假牙; Implant-supported overdenture; ERA attachment; Hader bar attachment; Survival rate; Retrospective study; |
語 文 | 英文(English) |
中文摘要 | 自植牙發明以來已帶給牙醫師在治療全口無牙的病患有很大的發揮空間,特別是結合傳統全口假牙及植牙的覆蓋性義齒,更適合用在牙床條件較差的病患上,因此本實驗的目的即在於比較在長庚醫院接受過種植四根植體來做桿夾式合併彈性復連體的覆蓋性義齒之81位病患(324支人工植牙)其成功率的統計。在分成A組與B組的不同設計,其結果顯示A組有1.2%的失敗率及B組有2.5%的失敗率,而對咬牙弓是全口假牙,自然齒列或部份活動假牙也會有不同的結果。因此在面對下顎全口無牙的病患,此種搭配人工植牙及附連體的覆蓋性義齒是可以作為優先考慮的治療方法。 |
英文摘要 | The present study investigated the cumulative survival rate of the mandibular implant-supported overdentures in the patients who were treated at Chang-Gung Memorial Hospital Implant Center from 2003 to 2014. Mandibular implant-supported overdentures were placed in a total of 81 patients (42 males and 39 females). These patients were categorized into two groups according to the type of attachment system used: The group A patients consisted of 22 males and 19 females who received a total of 164 implants were using Hader bars with bilateral, cast ERA attachments. The group B patients comprising 20 males and 20 females who received 160 implants were using Hader bars with bilateral, distal extension cantilevers. The two groups of patients received a total of 324 implants for their anterior mandibles. At the end of the follow-up, 318 implants remained in use. Among the failed implants, 2 implants were in Group A (failure rate: 2/164 =1.2%), whereas 4 implants in Group B (failure rate: 4/160 =2.5%). Fifty percent (3/6) of the failed implants were placed at the distal part of anterior mandible and 50% (3/6) were placed at the middle part of anterior mandible. The failure rate among patients with maxillary complete dentures was only 1.6 %, while the patients wearing maxillary removable partial dentures had a higher failure rate (3/81 = 3.7%). Overall, our results indicated that implant-supported overdentures provide a reliable and effective alternative to conventional complete mandibular dentures. Furthermore, overdentures retained with Hader bars with bilateral, cast ERA attachments resulted in fewer prosthetic complications. |
本系統中英文摘要資訊取自各篇刊載內容。