Type 1-1-1,2-2-1 and 2-2-2 account for 91 4%;The appearing rats of distal lingual canal are 24 7%;The appearing rats of double root canal orifices are as follows:Medial canal 78 3%,distalcanalIt don't ...

遠中舌根的發(fā)生率為 2 4 欧美精品免费a。7%26uuu欧美日韩国产；雙根管口率：近中根為 78.3%超碰在线艹，遠中根(不含遠中舌根，下同)為 19.3%一边亲一边桶一边摸免费视频；雙根管率：近中根為 88.3%曰曰尻夜夜尻，遠中根為 2 3.3%亚欧精品在线免费观看黄片无码高清；雙根尖孔率：近中根為 5 6 。7%被男人桶添插，遠中根 8.3%亚洲色图日韩无码一区二区，單根管口而有雙根尖孔者，近中為 6 免费的色视频综合大全。7%免费爽A片在线观看无打码漫画，遠中為 3.3%。結論下頜第一恒磨牙根管的類型復雜国内真实灌醉美女迷醉，充分了解其根管解剖對提高根管預備效果超碰人人操人人舔、減少根管遺漏有重要意義。

METHODS:Fifty two permanent maxillary first molars,which were diagnosed as pulpitis and periapical periodontitis clini cally,were selected.The pulp chamber floors were examined and detected to locate the mesiolingual canals(MB2) by naked eyes and SOM respectively.

由于其近頰根通常有近中頰和近中舌(MB2 ) 2個根管91精品国产高清露脸在线观看，而其近中舌根管細小且根管口常較為隱蔽国产精品一级毛片在线看，因此，Weine認為上頜第一恒磨牙根管治療失敗的一個主要原因是治療中遺漏了MB2根管超萌福利网址大全免费观看。

The volumes of amalgam fillings (triple-surface) and pulpectomy increased after payment adjusted upward; the volume of endodontic treatment (single- and triple-root), complicated tooth extraction decreased after payment adjusted upward; amalgam fillings (single- and double-surface), endodontic treatment (double-root), simple odontodectomy showed inconsistent trends.

支付點數調整前后黄色一级影片，銀粉填充及乳牙根管治療等兩項醫(yī)療項目之服務量隨支付點數調高而增加；恒牙根管治療中文字幕第四页亚洲综合专区、復雜性拔牙等三項醫(yī)療項目之服務量隨支付點數調高而減少偷窥网址；銀粉填充、恒牙根管治療亚洲国产清纯吞精com、單純齒切除術等四項醫(yī)療項目之服務量在支付點數調高后有增有減免费一级无码婬片av。

The database was composed of 18 dental treatments from January 1988 to December 2004. The 18 dental treatments included in this study as following: Amalgam fillings (single-, double-, and triple-surface), composite resin fillings of anterior teeth (single- and double-surface), composite resin fillings of posterior teeth (single-, double-, and triple-surface), glassionomer fillings, endodontic treatment (single-, double-, and triple-root), pulpectomy, full mouth scaling, simple tooth extraction, complicated tooth extraction, simple odontodectomy, complicated odontodectomy.

本研究以牙醫(yī)十八項醫(yī)療項目為對象，資料來自中華民國牙醫(yī)全聯(lián)會所提供之健保申報資料檔思思久久9，共包含銀粉填充日韩经典自拍AV、前牙復合樹脂、后牙復合樹脂欧美成年人片、玻璃離子體填充日本免费A网站、恒牙根管治療、乳牙根管治療又黄又爽又湿又无遮挡的视频软件、牙結石清除亚洲一区二区三区毛片在线、簡單性拔牙、復雜性拔牙色中色综合网、單純齒切除術欧美一区精品在线观看、復雜齒切除術等十八項欧美第一性交。

The expenditures of amalgam fillings (double- and triple-surface), endodontic treatment (single- and triple-root), pulpectomy, full mouth scaling, simple tooth extraction, simple odontodectomy, complicated odontodectomy increased after payment adjusted upward; the expenditures of amalgam fillings (single-surface), endodontic treatment (double-root), complicated tooth extraction showed inconsistent trends.

支付點數調整前后jizz18国产在线观看，銀粉填充、恒牙根管治療日韩欧美综合乱伦、乳牙根管治療一级黄片男人与女人交配视频、簡單性拔牙亚洲精品91福利在线观看、單純齒切除術、復雜齒切除術等八項醫(yī)療項目之實際給付金額隨支付點數調高增加欧美久久精品呦呦视频；銀粉填充国产影院在线网站、恒牙根管治療、復雜性拔牙等三項醫(yī)療項目之實際給付金額在支付點數調高之后有增有減欧美日韩一区二区三区综合在线。

It is concluded that the ZOE with FC is not biocompatible with UB2BOS and the cell death is by apoptosis. Clinically, we suggested that Vitapex is a good choice in primary tooth root canal filling.

作者認為當細胞與傳統(tǒng)乳牙根管充填材料作用后天天干,天天插,天天操，細胞發(fā)生死亡之途徑可能經由細胞本身之自殺，臨床上使用Vitapex作為乳牙根管充填劑是可以接受的,人人综合操。

Objective To evaluate clinical effect of the handling ProTaper Nickel-titanium rotary instruments in preparation of canals of posterior teeth.Methods 96teeth with pulpitis or periapical periodontitis were instrumented by handling ProTaper rotary instruments using step-down technique,and by K files using step-back technique for control.All teeth were obturated with lateral condensation methods.The efficiency of preparation was analyzed with ra-diographs before and after operation.

目的 評價手用ProTaper預備后牙根管的臨床效果方法選取患有牙髓炎和根尖周炎的后牙96例国产特精品精品精品A片黄色，隨機分成試驗組和對照組各48例，試驗組用手用ProTaper 錐度鎳鈦旋轉器械逐步伸入法預備根管亚洲一级毛片无码久久精品，對照組用K銼a黄色视频永久在线观看，逐步后退法預備根管，兩組均用側向加壓充填法充填根管欧美国产日韩水多，根據治療后的X線片最新偷拍视频，評價后牙根管預備效果。

Methods 96teeth with pulpitis or periapical periodontitis were instrumented by handling ProTaper rotary instruments using step-down technique,and by K files using step-back technique for control.All teeth were obturated with lateral condensation methods.The efficiency of preparation was analyzed with ra-diographs before and after operation.

選取患有牙髓炎和根尖周炎的后牙96例欧美极品网站在线观看免费高清，隨機分成試驗組和對照組各48例2019亚洲αⅴ无码天堂，試驗組用手用ProTaper多錐度鎳鈦旋轉器械逐步伸入法預備根管，對照組用K銼1024手机看片金沙久久国产，逐步后退法預備根管国产原创同事在线视频，兩組均用側向加壓充填法充填根管，根據治療前后的X線片国产a片一级毛片网站，評價后牙根管預備效果中文字幕视频日韩高清在线视频。

objective to evaluate clinical effect of the handling protaper nickel-titanium rotary instruments in preparation of canals of posterior teeth.methods 96teeth with pulpitis or periapical periodontitis were instrumented by handling protaper rotary instruments using step-down technique,and by k files using step-back technique for control.all teeth were obturated with lateral condensation methods.the efficiency of preparation was analyzed with ra-diographs before and after operation.results no transportation,apical blockage and ledge were found in test.the technique could keep canals smooth.there were two ledge,one instrument fracture and nine transportation in control.the operative time was shorter and post treatment pain seldom occurred in handling protaper group.conclusion the handling protaper niti rotary instruments can prepare the canals effectively and safety.after the preparation,the canals could be easily washed,sterilized and filled.it is an efficient instrumentation method for posterior teeth's canals and be used widely.

目的 評價手用protaper預備后牙根管的臨床效果。方法選取患有牙髓炎和根尖周炎的后牙96例wwww性，隨機分成試驗組和對照組各48例国产高清日韩，試驗組用手用protaper多錐度鎳鈦旋轉器械逐步伸入法預備根管，對照組用k銼欧美色83p，逐步后退法預備根管www.tynxxw.com，兩組均用側向加壓充填法充填根管，根據治療前后的x線片外国a色网站，評價后牙根管預備效果三级欧美日韩第一页。結果試驗組無根管偏移、根尖阻塞国产精品91一区二区三区、臺階国产狼友91精品一区二区三区，且根管壁平滑流暢，無器械折斷等并發(fā)癥發(fā)生久久精品免费图片欣赏大全AV。對照組有2例臺階形成人人澡人人插人人射，器械折斷1例95香蕉视频，根管偏移9例。試驗組操作時間短且術后疼痛輕微久久福利精品国产极品刺激。結論應用手用protaper預備后牙根管快速国产美女在线精品免费观看网站污、安全，成形效果好性交a级视频免费看，易于根管沖洗消毒及填充日韩一级啪啪啪啪啪啪，可視為臨床上預備后牙根管的有效方法。

Objective To observe the crosssectional anatomy of mandibular second molars with two different root kinds and measure the thickness of the minimum root canal wall.

目的：觀察并測量兩種不同牙根形態(tài)的下頜第二磨牙根管橫斷面最小根管壁厚度可以免费在线观看的黄色网站。

root-canal broach：根管針

root bur 牙根鉆 | root-canal broach 根管針 | root-canal drier 根管干燥管器

dentine：牙質

牙主要由牙質(dentine)構成,內部的腔隙稱牙腔(cavum dentis). 牙腔與牙根內的牙根管相通,根管末端有一小孔,稱牙根尖孔. 活體牙腔內充填有結締組織、神經和血管,稱牙髓(pulpadentis). 牙髓有營養(yǎng)牙和形成牙質的作用.

root-canal reamer：根管擴孔鉆

root-canal plugger 根管充填器 | root-canal reamer 根管擴孔鉆 | root elevator 牙根梃子

root canal：根管

在牙冠膨大的部分稱為齒髓腔(pulp chamber),在牙根內的部分則稱為牙根管(root canal). 牙髓腔由血管欧美亚洲性交短视频、神經亚汌人成伊人成综合网222、淋巴管等結締組織構成,是牙齒內唯一柔軟的組織. 人類齒髓腔的體積會隨著年紀增加而逐漸縮小,相對的再生能力的減弱.

root canal：牙根管

right lobe of liver 肝右葉 | root canal 牙根管 | root of tongue 舌根

root trimmer：牙根管修整鉆

root scaler 牙根刮器 | root trimmer 牙根管修整鉆 | rope 繩,索,線

radectomy：病牙牙根部分切除術

radechon 里德康管 | radectomy 病牙牙根部分切除術 | radectomy 截根手術

root canal overfilling：根管超填術

root canal of tooth ==> 牙根管 | root canal overfilling ==> 根管超填術 | root canal plugger ==> 根管充填器

root canal, pulp canal：牙根管

牙根||root of tooth | 牙根管||root canal, pulp canal | 牙根尖||apex of root of tooth

pulp chamber：髓腔

在牙冠膨大的部分稱為齒髓腔(pulp chamber),在牙根內的部分則稱為牙根管(root canal). 牙髓腔由血管、神經国产久精品A片、淋巴管等結締組織構成,是牙齒內唯一柔軟的組織. 人類齒髓腔的體積會隨著年紀增加而逐漸縮小,相對的再生能力的減弱.