M344871 八、新型說明: 【新型所屬之技術領域】 本創作係有關一種根狀骨内牙科植體(r〇〇t_f〇rm endoosseous dental implant),特別是一種生物性密封度 (biological sealing)佳之根狀骨内牙科植體。 【先前技術】 牙科臨床植牙技術之應用係於患者拔牙後無牙區,以一純鈦 金屬(commercial pure titanium)製作之人工植體(implant),經由手 術植入患者無牙區齒槽骨内,當作近似自然牙齒牙根功能。癒合 期的等待後,新生骨將再生(regeneration)形成與人工植體(implant) 的骨整合(osseointegration),新生骨將緊密地骨整合嵌入人工植 體植入部(fixture)的表面結構。等待新骨整合後,再旋轉連接上 精準的支台部(abutment),最後牙科贗復裝置(prosthesis)客製完成 並固定於支台部上以達成替代自然牙齒的功能。 人工植牙技術顛覆膺復牙冠牙橋較侵入式自然牙磨削過 程,保留自然齒質而可單獨植入骨内,以支撐最後牙科膺復裝 置,免除患者配帶傳統假牙的種種缺失,大幅增進咬合功能需 求,改善患者生活品質。 【新型内容】 臨床上如何在手術中達到初期穩定(primary stability)是人工 植牙骨整合(osseointegration)成敗關鍵所在,每個病例的齒槽骨 骨密度(bone density)、骨量(bone volume)、骨高度(bone height)、 骨寬度(bone width)皆不同,特別是嚴重骨吸收條件不佳的病例, M344871 人工植體的植入部外部結構及螺紋設計就極為重要。不佳的螺紋 設計及表面處理將造成人工植牙治療處置的植體骨整合失敗率 大增。 又如何避免人工植體周圍炎(periimplantitis)產生,是人工植 牙治療處置能否成功,長期維持正常功能的重要因素,而口腔内 特殊細菌由牙齦溝入侵是造成人工植體周圍炎及周圍骨吸收的 主因。所以如何设计特殊的人工植體齒頸部,使形成人工植體與 軟組織的整合(fibr〇integration)達成最佳生物密封(bi〇1〇gical sealmg),阻止口腔内不當細菌侵入牙齦溝,避免人工植體周圍炎 及周圍骨吸收產生,造成人工植牙臨床失敗的重要議題。 因此’本創作目的之-係提供一種根狀骨内牙科植體,藉由 植體齒頸部(即軟組織整合部)形成有階梯狀環形槽的設計,使 得新生之軟組織將後入階梯狀環形槽内,如同新生骨骨整合嵌入 植入部(future)表面結構般,軟組織之附著效果佳,進而且有生 物性密封seaHng)的優點,以阻止細菌經由牙銀溝 的侵入。 本,作目的之-係提供-種根狀f内牙科植體割 及切割後之骨屑易集中於儲骨槽内且與未受 立即新生的優。 ^ ^ ^ 本創作目的之-係提供-種根狀骨内 紋:功能於植牙孔内形成螺紋狀的梯形齒面,而二J = 固在-起’並具有往下越鑽越緊且越鎖越緊的作用]一、 本創作目的之一係提供一種根狀骨 狀溝槽的設計可立即增加植入部與牙骨頭的緊=产其 的魏;同_生牙f將“ ^ 斤 内,如同新生骨頭扣住階梯般而達到雔料n…白梯狀J衣形槽 又双杨固的功能。 6 M344871 為了達到上it目的’本創作_實施例之根狀骨内牙科植體, 包含-切麟、-硬組織整合部、_軟組織整合部及—支台部由下而上 依序連接,其特徵在於:軟組驗合部的外表面形成有複數階梯狀排列之 環形槽。 【實施方式】 第la圖及第lb圖所示分別為本創作第一實施例根狀骨内牙 科植體(root-form endo-osseous dental implant)之結構側視圖與仰 視圖,如第la圖所示,根狀骨内牙科植體1〇由下而上包含一切 割部20、一硬組織整合部21、一軟組織整合部26及一支台部14, 於此實施例中,根狀骨内牙科植體10係為一段式植體(one_piece implant)設計,即切割部20、硬組織整合部21、軟組織整合部26 與支台部14為一體成型者,其中於軟組織整合部26的外表面形 成有複數階梯狀排列之環形槽261。 上述切割部20、硬組織整合部21及軟組織整合部26的外 型係為根狀(root form)或錐狀(taper),且為一經過特殊奈米表 面處理的純鈦結構,當經由微創手術置入患者骨内時,切割部20 與硬組織整合部21將與口腔内之硬組織(hard tissue)形成骨整合 (osseointegration),而軟組織整合部26則與口腔内之軟組織整合 (fibrointegration),又支台部14係供連接牙科贗復(prosthetic rehabilitation)裝置。 另一方面,請同時參閱第la圖及第lb圖,於切割部20之 外表面形成有銳利之螺紋切割刃201,且縱向形成有三條等角排 列之儲骨槽202 ;又硬組織整合部21由下而上包含一鎖固部22 及一穩固部24,鎖固部22之外表面形成有複數個外梯形螺牙 221,且複數個外梯形螺牙221係以一第一疏密度排列,穩固部 7 M344871 24之外表面形成有複數個環狀溝槽241,其係以一第二疏密度排 列,且第二疏密度係高於第一疏密度。 接續上述說明,當欲進行植牙程序時,係先於欲植牙位置鑽 孔以利根狀骨内牙科植體10在定位點開始植牙,植牙時係藉由 一鎖緊器具配合支台部14的設計將根狀骨内牙科植體10定位並 轉動,使切割部20開始以迴轉切割(cutting)硬組織並垂直往 下前進,以利其他部位進入,其中切割後的骨屑係集中於三條儲 骨槽201内,使得骨屑可與儲骨槽201内未受切割之硬組織結合 且立即新生,藉以穩固此區域。 又隨著持續轉動,鎖固部22之外梯形螺牙221將藉由類似 自攻(self-tapping)螺絲的功能,以外梯形螺牙221於硬組織形成 内螺紋,以便與硬組織緊密的鎖固在一起,且由於鎖固部22之 錐狀的設計,使得鎖固部22具有往下越鑽越緊且越鎖越緊的作 用;而穩固部22之較密的環狀溝槽設計更可立即增加植入部與 硬組織的緊密程度,進而具有穩固或銷定(anchorage)的功能。進 一步地,藉由持續的轉動,軟組織整合部26係結合於軟組織。 在本創作中,由於軟組織整合部26外表面之階梯狀排列環 形槽261的設計,使得新生之軟組織將長入階梯狀環形槽261 内,軟組織之附著效果佳,進而具有高生物性密封(biological sealing)的優點,以避免細菌的侵入。 在本創作中,根狀骨内牙科植體10除了為上述一段式植體 的設計之外,亦可為二段式(two-piece implant)設計,第2圖所示 為本創作第二實施例根狀骨内牙科植體之結構分解示意圖,如圖 所示,根狀骨内牙科植體10係由一植入體28及一支台座30組 裝而成,植入體28包括一切割部20、一硬組織整合部21及一軟 組織整合部26,每一部位之外表面的設計係已描述於第一實施例 中,惟在第二實施例中,於軟組織整合部26的頂緣車製有一盲 M344871 孔31,其係内錐孔32、内多角孔33及内螺紋孔34由上而下依 序連通而成;另一方面,支台座30係包含一支台部35及一連接 部36形成於支台部35底緣,連接部36的上段361係呈一上寬 下窄之外錐表面,且連接部36的下段362表面形成有外螺牙 363,以便藉由外螺牙363鎖固於内螺紋孔34,如第3圖所示, 而使支台座30與植入體28相互結合在一起以構成根狀骨内牙科 植體10。 接續上述說明,請再次參閱第2圖,於第二實施例中,當進 行植牙程序時,係先利用鎖緊器配合盲孔31中内多角孔33的設 計,將植入體28鎖入硬組織及軟組織内,待植入體28穩固後, 再將支台座30之連接部36鎖固於内螺紋孔34中,以供牙科贗 復裝置連接。 第4圖所示為本創作第三實施例根狀骨内牙科植體之結構 分解示意圖,如圖所示,根狀骨内牙科植體10係由一植入體38 及一支台座40組裝而成,植入體38僅包括一切割部20及一硬 組織整合部21,每一部位之外表面的設計已描述於第一實施例 中,惟於硬組織整合部21的頂緣車製有一盲孔31,其係内錐孔 32、内多角孔33及内螺紋孔34由上而下依序連通而成;而支台 座40則包括一支台部35及一軟組織整合部26設置於支台部35 底緣,軟組織整合部26的外表面形成有複數階梯狀排列之環形 槽261,且於軟組織整合部26的底緣形成有一連接部36。 其中,連接部36的上段361係呈一上寬下窄之外錐表面, 且連接部36的下段362表面形成有外螺牙363,以便藉由外螺牙 363鎖固於内螺紋孔34,如第5圖所示,而使支台座40與植入 體38相互結合在一起以構成根狀骨内牙科植體10 ;在進行植牙 程序時,與第二實施例相同地,係先利用鎖緊器配合盲孔31中 内多角孔33的設計,將植入體38鎖入硬組織内,待植入體38 M344871 穩固後,再將支台座40之連接部36鎖固於内螺紋孔34中,以 供牙科贗復裝置連接。 其中,於第二實施例中,請參閱第2圖,切割部20、硬組 織整合部21及軟組織整合部26係一體成型為植入體28,而支台 部35+及連接部36則一體成型為支台座3〇;於第三實施例中,請 參閱第4圖,切割部2〇及硬組織整合部21係一體成型為植入體 38,而支台部35、軟組織整合部25及連接部%則一體成型為支 台座40。M344871 VIII. New description: [New technical field] This creation is related to a rh〇〇t_f〇rm endoosseous dental implant, especially a biological sealing. Dental implants in the bone. [Prior Art] The application of dental clinical implant technology is in the edentulous area after tooth extraction in patients. The artificial implant made of commercial pure titanium is surgically implanted into the edentulous region of the patient. Inside, as a function of the natural tooth root. After the healing period is awaited, the new bone will regenerate to form an osseointegration with the implant, and the new bone will be tightly osseointegrated into the surface structure of the artificial implant. After waiting for the new bone to be integrated, the precise abutment is rotated and connected. Finally, the dental prosthesis is customized and fixed on the abutment to achieve the function of replacing the natural tooth. The artificial dental implant technology subverts the incisive natural tooth grinding process, retaining the natural tooth quality and can be implanted into the bone alone to support the final dental rehabilitation device, eliminating the need for the patient to wear traditional dentures. Greatly improve the needs of the occlusion function and improve the quality of life of patients. [New content] How to achieve initial stability in surgery is the key to the success of artificial osseointegration. The bone density and bone volume of alveolar bone in each case. The bone height and bone width are different, especially in cases with severe bone resorption conditions. The external structure and thread design of the M344871 artificial implant are extremely important. Poor thread design and surface treatment will result in a significant increase in the rate of failure of implant osseointegration for manual implant treatment. How to avoid the occurrence of periimplantitis, which is an important factor for the successful treatment of artificial dental implants and long-term maintenance of normal function, and the invasion of special bacteria in the oral cavity by the gingival sulcus is caused by inflammation around the artificial implant and surrounding bone. The main cause of absorption. Therefore, how to design a special artificial implant tooth neck, so that the formation of artificial implant and soft tissue integration (fibr〇integration) to achieve the best bio-sealing (bi〇1〇gical sealmg), prevent improper bacteria in the mouth from invading the gingival sulcus, avoid The surrounding inflammation of artificial implants and the absorption of surrounding bones cause important problems in the clinical failure of artificial implants. Therefore, the purpose of this creation is to provide a rooted intra-bone dental implant with a stepped annular groove formed by the implant tooth neck (ie, soft tissue integration), so that the new soft tissue will be stepped into the stepped ring. In the trough, as the new bone is integrated into the surface structure of the implant, the adhesion of the soft tissue is good, and the biological seal seaHng) has the advantage of preventing the invasion of bacteria through the gingival sulcus. The purpose of this is to provide a kind of root-like internal dental implant cutting and cutting bones which are easy to concentrate in the bone reservoir and are not superior to immediate regeneration. ^ ^ ^ The purpose of this creation is to provide a kind of rooted bone inside the body: it functions to form a threaded trapezoidal tooth surface in the implant hole, and the two J = solid in the 'starting' and the lower the drill, the tighter and the more The tighter the lock] First, one of the purposes of this creation is to provide a kind of root-shaped bone-shaped groove design that can immediately increase the tightness of the implanted part and the dental head; the same as the Wei produced; the same _ raw tooth f will be "^ Inside, as the new bones buckle the ladder to achieve the dip n... white ladder-shaped J-shaped groove and double Yang solid function. 6 M344871 In order to achieve the purpose of the 'this creation' example of the root bone dental implant The inclusion-cutting, the hard tissue integration part, the _ soft tissue integration part, and the abutment part are sequentially connected from bottom to top, and the outer surface of the soft group inspection part is formed with a plurality of annular grooves arranged in a stepped manner. [Embodiment] The first and second views of the structure of the root-form endo-osseous dental implant of the first embodiment of the present invention are shown in FIG. 1 and FIG. As shown in the figure, the dental implant 1 in the rooted bone contains a cutting portion 20 from the bottom up, a hard tissue integration 21, a soft tissue integration portion 26 and a table portion 14, in this embodiment, the rooted intra-bone dental implant 10 is designed as a one-piece implant, that is, the cutting portion 20, the hard tissue integration portion 21 The soft tissue integrating portion 26 and the abutment portion 14 are integrally formed, and an annular groove 261 in which a plurality of steps are arranged is formed on the outer surface of the soft tissue integrating portion 26. The cutting portion 20, the hard tissue integrating portion 21, and the soft tissue integrating portion 26 are formed. The appearance is a root form or a taper, and is a pure titanium surface treated with a special nano surface. When placed into the patient's bone via minimally invasive surgery, the cutting portion 20 and the hard tissue The integration portion 21 will form osseointegration with the hard tissue in the oral cavity, while the soft tissue integration portion 26 is integrated with the soft tissue in the oral cavity, and the abutment portion 14 is connected to the dental prosthetic (prosthetic) On the other hand, please refer to the first and second lb diagrams, a sharp thread cutting edge 201 is formed on the outer surface of the cutting portion 20, and three equiangular storage bone grooves 202 are formed in the longitudinal direction; hard The tissue integration portion 21 includes a locking portion 22 and a fixing portion 24 from the bottom to the top. The outer surface of the locking portion 22 is formed with a plurality of outer trapezoidal threads 221, and the plurality of outer trapezoidal threads 221 are first. Density arrangement, the outer surface of the solid portion 7 M344871 24 is formed with a plurality of annular grooves 241 arranged in a second density, and the second density is higher than the first density. In order to perform the dental implant procedure, the dental implant 10 is drilled prior to the position of the implanted tooth to start the dental implant 10 at the positioning point. The tooth implant is matched with the design of the abutment portion 14 by a locking device. The dental implant 10 in the rooted bone is positioned and rotated, so that the cutting portion 20 begins to cut the hard tissue and advances vertically downward to facilitate entry of other parts, wherein the cut bones are concentrated in three bone reservoirs. In 201, the bone chips can be combined with the uncut hard tissue in the bone storage tank 201 and immediately reborn, thereby stabilizing the area. Further, as the rotation continues, the trapezoidal thread 221 outside the locking portion 22 will function as a self-tapping screw, and the trapezoidal thread 221 forms an internal thread on the hard tissue so as to be tightly locked with the hard tissue. Solidified together, and due to the tapered design of the locking portion 22, the locking portion 22 has the function of being drilled more tightly and tighter and tighter; and the dense annular groove design of the solid portion 22 is more Immediately increase the tightness of the implant and the hard tissue, and thus have the function of stabilization or anchorage. Further, the soft tissue integrating portion 26 is bonded to the soft tissue by continuous rotation. In the present creation, due to the design of the stepped arrangement of the annular groove 261 on the outer surface of the soft tissue integrating portion 26, the new soft tissue will grow into the stepped annular groove 261, and the soft tissue adheres well, thereby having a high biological seal (biological The advantage of sealing) to avoid the invasion of bacteria. In this creation, the dental implant 10 in the rooted bone can be designed as a two-piece implant in addition to the design of the above-mentioned one-piece implant, and the second embodiment shows the second implementation of the creation. A structural exploded view of a dental implant in a rooted bone. As shown, the dental implant 10 in the rooted bone is assembled from an implant 28 and a pedestal 30. The implant 28 includes a cutting portion. 20. A hard tissue integration portion 21 and a soft tissue integration portion 26, the design of the outer surface of each portion has been described in the first embodiment, but in the second embodiment, at the top edge of the soft tissue integration portion 26 There is a blind M344871 hole 31, wherein the inner taper hole 32, the inner multi-angle hole 33 and the inner threaded hole 34 are sequentially connected from top to bottom; on the other hand, the support base 30 includes a base 35 and a connection. The upper portion 361 of the connecting portion 36 is formed on the bottom edge of the abutment portion 35. The upper portion 361 of the connecting portion 36 has an outer wide and a narrow outer tapered surface, and the outer portion 362 of the connecting portion 36 is formed with an external thread 363 for external threading. 363 is locked to the internally threaded hole 34, as shown in Fig. 3, and the support base 30 and the implant body 28 are coupled to each other. The dental implant 10 is formed in the root bone. Following the above description, please refer to FIG. 2 again. In the second embodiment, when the dental implant procedure is performed, the implant 28 is locked by using the design of the inner multi-angle hole 33 in the blind hole 31 by the locker. In the hard tissue and the soft tissue, after the implant 28 is stabilized, the connecting portion 36 of the abutment 30 is locked in the internally threaded hole 34 for connection by the dental device. Fig. 4 is a schematic exploded view showing the structure of the dental implant in the rooted bone according to the third embodiment of the present invention. As shown in the figure, the dental implant 10 in the rooted bone is assembled by an implant 38 and a pedestal 40. The implant 38 comprises only a cutting portion 20 and a hard tissue integration portion 21, and the design of the outer surface of each portion has been described in the first embodiment, but only the top edge of the hard tissue integration portion 21 is manufactured. There is a blind hole 31, wherein the inner taper hole 32, the inner multi-angle hole 33 and the inner threaded hole 34 are sequentially connected from top to bottom; and the support base 40 includes a base portion 35 and a soft tissue integration portion 26 disposed on The bottom edge of the abutment portion 35, the outer surface of the soft tissue integrating portion 26 is formed with a plurality of annular grooves 261 arranged in a stepped manner, and a connecting portion 36 is formed at the bottom edge of the soft tissue integrating portion 26. The upper portion 361 of the connecting portion 36 has an outer wide and a narrow outer tapered surface, and the outer portion 362 of the connecting portion 36 is formed with an outer thread 363 so as to be locked to the female threaded hole 34 by the outer thread 363. As shown in Fig. 5, the support base 40 and the implant 38 are coupled to each other to form the rooted intra-bone dental implant 10. When the dental implant procedure is performed, the same as the second embodiment, the first use The locking device cooperates with the design of the inner polygonal hole 33 in the blind hole 31 to lock the implant 38 into the hard tissue. After the implant 38 M344871 is stabilized, the connecting portion 36 of the support base 40 is locked to the internally threaded hole. 34, for the connection of dental rehabilitation devices. In the second embodiment, referring to FIG. 2, the cutting portion 20, the hard tissue integrating portion 21, and the soft tissue integrating portion 26 are integrally formed into the implant 28, and the abutment portion 35+ and the connecting portion 36 are integrated. In the third embodiment, referring to FIG. 4, the cutting portion 2 and the hard tissue integrating portion 21 are integrally formed into the implant 38, and the abutment portion 35 and the soft tissue integrating portion 25 are The joint portion % is integrally formed as a support base 40.
^在本創作中,無論是第一實施例中之一段式植體設計,抑或 第一第一貝轭例中之二段式植體設計,皆具備有以下特點: (1)軟組織整合部外表面之階梯狀排列環形槽的設計,具有 平台轉移(platefonn switching)的效果,利於與口腔内軟組織整合 及穩定連接牙科贋復裝置,達成最佳咀嚼功能需求。 (2)利用切割部之平均分配三條儲骨槽且搭配三邊銳利切 割刃的設計,將具有易切割及切割後之骨屬易集中於三條儲骨槽 内之4寸點it而使得骨屑在儲骨槽内與未受切割之硬組織結合及 立即新生,具有穩固此區域之優點。 (3 )馳織整合部之顧料梯形螺牙的設計在鎖固部被旋 ^進入硬組織時’可藉由自攻螺紋的功能於植牙孔内形成螺紋狀 面’而可與硬組織緊密鎖固在—起’同時由於鎖固部之 •隹狀的設計,使得鎖固部具有往下越鑽越緊且越鎖越緊的作用; =組織整合部之穩固部較密環狀溝槽的設計可立即增加植入 U組織的緊密程度,進而具有穩固或錯定的功能。 及h在if ―、第二及第三實施例中,切割部、硬組織整合部 且織正合部的外型係為錐狀,惟不限於此,於其它實施例 合部及軟組織整合部的外型亦可為圓柱狀,第6圖 不,、、'讀-段式且柱狀設計之根狀骨内牙科植體示意圖,第 M344871 7圖所示為本創作二段式且柱狀設計之根狀骨内牙科植體示意 圖,如圖所示,硬組織整合部21及軟組織整合部26不具有錐度 的設計,但硬組織整合部21仍具備有上述外梯形螺牙221及較 密之環狀溝槽241的設計,且軟組織整合部26的外表面形成有 複數階梯狀排列之環形槽261。 另外,於一實施例中,如第8圖所示,硬組織整合部21的 外型係為圓柱狀,且外表面具備有外梯形螺牙221及較密之環狀 溝槽241,而軟組織整合部26的外型則為錐狀,且外表面形成有 複數階梯狀排列之環形槽261 ;此種圓柱狀之硬組織整合部的設 計雖不具有往下越鑽越緊且越鎖越緊的作用,但利用外梯形螺牙 的設計,仍可藉由自攻螺紋的功能而與硬組織緊密的鎖固在一 起。 綜上所述,本創作為可變式的一段植體或二段植體,更能符 合臨床上複雜多變病例需求及快速穩定的骨整合產生。其齒頸部 (即軟組織整合部)特別設計能增進植體與齒頸部軟組織整合及 併有平台轉移效果功能,達到最佳生物密封效果,阻止細菌侵入 避免人工植體周圍炎(periimplantitis)及周圍骨吸收之產生。植入 部外部多階段特殊螺紋設計結構,更能增進手術中初期穩定度 (primary stability)的達到,保留自然骨質,達成新骨與植體間穩 定骨整合。 以上所述之實施例僅係為說明本創作之技術思想及特點,其 目的在使熟習此項技藝之人士能夠瞭解本創作之内容並據以實 施,當不能以之限定本創作之專利範圍,即大凡依本創作所揭示 之精神所作之均等變化或修飾,仍應涵蓋在本創作之專利範圍 M344871 【圖式簡單說明】 第la圖及第lb圖所示分別為本創作第一實施例根狀骨内牙科植 體之結構側視圖與仰視圖。 第2圖所示為本創作第二實施例根狀骨内牙科植體之結構分解示 意圖。 第3圖所示為本創作第二實施例根狀骨内牙科植體之結構組合示 意圖。 第4圖所示為本創作第三實施例根狀骨内牙科植體之結構分解示 意圖。 第5圖所示為本創作第三實施例根狀骨内牙科植體之結構組合示 意圖。 第6圖所示為本創作一段式且柱狀設計之根狀骨内牙科植體示意 圖。 第7圖所示為本創作二段式且柱狀設計之根狀骨内牙科植體示意 圖。 第8圖所示為本創作另一二段式根狀骨内牙科植體示意圖。 【主要元件符號說明】 10 根狀骨内牙科植體 14 支台部 20 切割部 201 切割刃 202 儲骨槽 12 M344871^ In this creation, whether it is a segmental implant design in the first embodiment or a two-stage implant design in the first first yoke example, the following features are available: (1) The outer surface of the soft tissue integration portion The design of the stepped annular groove has the effect of platefonn switching, which facilitates integration with the soft tissue in the oral cavity and stable connection of the dental device to achieve the optimal chewing function. (2) Using the average distribution of three bone storage grooves in the cutting part and the design of the three-sided sharp cutting edge, the bones with easy cutting and cutting are easily concentrated in the four-inch point in the three bone storage tanks to make the bone chips The combination with the uncut hard tissue in the bone reservoir and immediate rejuvenation has the advantage of stabilizing this region. (3) The design of the trapezoidal thread of the Chi-Weaving Integration Department can be used to form a threaded surface in the implant hole by the function of self-tapping thread when the lock is screwed into the hard tissue. Tightly locked at the same time - due to the design of the locking portion, the locking portion has the function of tightening and tightening as it goes down and tightening tightly; = the tight portion of the solid portion of the tissue integration portion The design immediately increases the tightness of the implanted U tissue, which in turn has a robust or misplaced function. And in the if-, second, and third embodiments, the shape of the cutting portion, the hard tissue integrating portion, and the woven straight portion is tapered, but is not limited thereto, and is in other embodiments, the soft portion and the soft tissue integrating portion. The shape of the dental implant can also be cylindrical, Figure 6 is not, and the 'read-segment and columnar design of the rooted bone dental implant, the M344871 7 picture shows the creation of the two-stage and columnar The rooted intra-bone dental implant is designed as shown in the figure. As shown, the hard tissue integration portion 21 and the soft tissue integration portion 26 do not have a tapered design, but the hard tissue integration portion 21 still has the outer trapezoidal thread 221 and is dense. The annular groove 241 is designed, and the outer surface of the soft tissue integrating portion 26 is formed with a plurality of annular grooves 261 arranged in a stepped manner. In addition, in an embodiment, as shown in FIG. 8, the outer shape of the hard tissue integrating portion 21 is cylindrical, and the outer surface is provided with an outer trapezoidal thread 221 and a dense annular groove 241, and the soft tissue The outer portion of the integrating portion 26 is tapered, and the outer surface is formed with a plurality of annular grooves 261 arranged in a stepped manner; the design of the cylindrical hard tissue integrating portion does not have a tighter and tighter lock. Function, but with the design of the external trapezoidal thread, it can still be tightly locked with the hard tissue by the function of the self-tapping thread. In summary, this creation is a variable piece of implant or two-stage implant, which is more suitable for the needs of clinically complex and variable cases and rapid and stable osseointegration. The tooth neck (ie soft tissue integration part) is specially designed to enhance the integration of the soft tissue of the implant and the tooth neck and the function of platform transfer effect, to achieve the best bio-sealing effect, prevent bacterial invasion and avoid periimplantitis and The production of bone resorption around. The multi-stage special thread design structure outside the implant can improve the primary stability of the operation, preserve the natural bone, and achieve stable bone integration between the new bone and the implant. The embodiments described above are only for explaining the technical idea and characteristics of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement them according to the scope of the patent. That is, the equal change or modification made by the people according to the spirit revealed by this creation should still be covered in the patent scope of this creation, M344871. [Simple description of the drawing] The first and second lb diagrams respectively show the root of the first embodiment of the creation. Side view and bottom view of the structure of the dental implant within the bone. Fig. 2 is a schematic exploded view showing the dental implant of the root bone in the second embodiment of the present invention. Fig. 3 is a schematic view showing the structural combination of the dental implant in the rooted bone of the second embodiment of the present invention. Fig. 4 is a view showing the structural decomposition of the dental implant in the root bone according to the third embodiment of the present invention. Fig. 5 is a view showing the structural combination of the dental implant in the rooted bone of the third embodiment of the present invention. Figure 6 shows a schematic representation of a dental implant in a rooted bone in a one-piece, columnar design. Figure 7 shows a schematic representation of a dental implant in a rooted bone with a two-stage and columnar design. Figure 8 is a schematic view of another two-stage rooted intra-bone dental implant. [Main component symbol description] 10 Dental implants in the bones 14 Abutments 20 Cutting parts 201 Cutting edge 202 Bone storage groove 12 M344871
21 硬組織整合部 22 鎖固部 221 外梯形螺牙 24 穩固部 241 環狀溝槽 26 軟組織整合部 261 環形槽 28、38 植入體 30、40 支台座 31 盲孔 32 内錐孔 33 内多角孔 34 内螺紋孔 35 支台部 36 連接部 361 上段 362 下段 363 外螺牙 1321 Hard tissue integration part 22 Locking part 221 External trapezoidal thread 24 Stabilizing part 241 Annular groove 26 Soft tissue integration part 261 Annular groove 28, 38 Implant 30, 40 Support base 31 Blind hole 32 Inner cone hole 33 Inside multi-angle Hole 34 Internal threaded hole 35 Abutment portion 36 Connection portion 361 Upper section 362 Lower section 363 External thread 13