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    • 83. 发明授权
    • System and method for reimplanting avulsed teeth
    • 再植牙齿的系统和方法
    • US07377782B1
    • 2008-05-27
    • US11111404
    • 2005-04-21
    • James Brosnihan
    • James Brosnihan
    • A61C9/00
    • A61C7/08A61C5/007A61C8/0036A61C19/008
    • A system for reimplanting avulsed teeth includes a dental splint having a pre-shaped channel that releasably engages a dental arcade having one or more avulsed teeth. The avulsed teeth are reinserted into their sockets and the dental splint is positioned over the dental arcade. The dental splint is worn continuously until reattachment is substantially attained. One embodiment provides masticatory surfaces to the dental splint that assist a user in eating while wearing the dental splint. Another embodiment provides a resilient layer to an engagement surface of the dental splint, which conforms to and engages the dental arcade. Adhesives may be disposed between the dental splint and the dental arcade when necessary.
    • 用于重新植入撕裂牙齿的系统包括具有预成形通道的牙夹板,其可释放地接合具有一个或多个撕裂牙齿的牙科拱廊。 撕裂的牙齿被重新插入其插座中,并且牙夹板位于牙拱廊上方。 牙夹板连续磨损,直到重新连接得到。 一个实施例提供牙科夹板的咀嚼表面,其在佩戴牙夹板时帮助使用者进食。 另一个实施例提供了一种弹性层,该弹性层适合于与牙科拱廊一致并接合的牙夹板的接合表面。 必要时,粘合剂可以设置在牙夹板和牙拱廊之间。
    • 84. 发明申请
    • Customized dental prosthesis for periodontal- or osseointegration, and related systems and methods
    • 用于牙周或骨整合的定制牙齿假体,以及相关系统和方法
    • US20080090207A1
    • 2008-04-17
    • US11724261
    • 2007-03-15
    • Ruedger Rubbert
    • Ruedger Rubbert
    • A61C13/00
    • A61C13/0004A61C5/007A61C8/0006A61C8/0012A61C8/0018A61C8/0036A61C8/0075A61C9/0046A61C13/0013A61C13/0019A61C13/082B33Y80/00
    • A dental prosthesis for periodontal integration is disclosed. Furthermore a customized dental prosthesis for osseointegration is disclosed having a first manufactured portion shaped to substantially conform to the three-dimensional surface of a root of a tooth to be replaced and a second manufactured portion shaped to substantially conform to the three-dimensional surface of a crown of a tooth to be replaced. Furthermore a customized manufactured splint is disclosed to position and fixate a tooth-shaped prosthesis. Furthermore a CAD/CAM based method of and a system for manufacturing a customized dental prosthesis replacing an extracted tooth is disclosed, where the extracted tooth is scanned regarding its three-dimensional shape and substantially copied using (a) an imaging system in-vitro like a 3D scanner or in-vivo like a cone beam CT system, (b) CNC machinery and (c) biocompatible material that is suitable to be integrated into the extraction socket and at least partially adopted by the existing tissue forming the socket.
    • 公开了一种用于牙周整合的牙科假体。 此外,公开了一种用于骨整合的定制牙科假体,其具有第一制造部分,该第一制造部分成形为基本上符合待更换牙齿的根部的三维表面,并且第二制造部分成形为基本上符合三维表面 要更换的牙冠。 此外,公开了定制的制造的夹板来定位和固定牙齿假体。 此外,公开了一种基于CAD / CAM的方法和用于制造定制的牙科假体来替代提取的牙齿的系统,其中提取的牙齿关于其三维形状被扫描,并且基本上使用(a)体外成像系统复制 3D扫描仪或体内像锥束CT系统,(b)CNC机械和(c)生物相容性材料,适合于集成到提取插座中,并且至少部分地由构成插座的现有组织部分采用。
    • 88. 发明授权
    • Simplified dental implant operation
    • 简化牙种植体手术
    • US5051091A
    • 1991-09-24
    • US599028
    • 1990-10-17
    • Philip J. Rosenfeld
    • Philip J. Rosenfeld
    • A61C8/00
    • A61C8/0036A61C8/0018
    • A simplified operation for setting a dental implant into bone following tooth extraction uses the cavity left by the extraction rather than drilling. To hold the implant in the proper position in the tooth cavity, it is braced with resorbant material. The implant can be surrounded by resorbant material in various ways: it may be emplaced between two blocks of resorbant material, the blocks sewn together, and the combination inserted into the cavity; or resorbant material may be cut into a strip and the implant rolled up in the strip prior to insertion. Additional resorbant material can be inserted to adjust the position of the implant. With the implant properly aligned, the gums flaps are sutured over the resorbant material and implant. In time, bone will grow around the implant and firmly fix it into the bony structure. A dowel or abutment head may then be mounted to the implant for attaching a prosthetic tooth, bridge, or the like.
    • 拔牙后将牙科植入物置于骨骼中的简化操作使用抽取留下的腔而不是钻孔。 为了将植入物保持在牙槽中的正确位置,它将被吸收材料支撑。 植入物可以以各种方式被吸收材料包围:它可以放置在两块吸收材料块之间,将块缝合在一起,并将组合插入腔中; 或再吸收材料可以被切割成条带,并且植入物在插入之前在条带中卷起。 可以插入附加的再吸收材料以调节植入物的位置。 随着植入物正确对准,牙龈缝合在吸收材料和植入物上。 随着时间的推移,骨骼会在植入物周围生长,并将其牢固地固定在骨骼结构中。 然后可以将定位销或邻接头部安装到植入物以附接假牙,桥等。
    • 90. 发明授权
    • Endosseous plastic implant
    • 内固定植入物
    • US4244689A
    • 1981-01-13
    • US919711
    • 1978-06-27
    • Arthur Ashman
    • Arthur Ashman
    • A61B17/68A61C8/00A61F2/28A61F2/30A61F2/36A61K6/083A61L27/16C08J9/26
    • C08J9/26A61B17/68A61C8/0012A61C8/0016A61C8/0036A61K6/083A61L27/16A61F2/2803A61F2/3094A61F2/3609A61F2002/30785A61F2002/3682
    • Nontoxic polymeric plastic medical implants for endosteal and periosteal applications such as filling bone defects, replacing entire bony parts, and tooth replacement either immediately after extraction or subsequent to healing, and a method of fabricating such implants to produce a porous surface having a predetermined pore size, pore depth, and degree of porosity. The method of fabrication of the porous portion of the implant involves adding sodium chloride crystals or other nontoxic leachable substance of controlled particle size corresponding to the desired pore size to a powdered polymer-liquid monomer mixture in relative amounts corresponding to the desired degree of porosity. After heat polymerization without an initiator, followed by abrasive removal of the resulting surface skin, the salt is leached from the plastic to provide said porosity. To obtain bone ingrowth in the case of intraosseous implantation, the pore size must be 200-400 microns, whereas pore size for soft tissue ingrowth should be 50-150 microns.
    • 用于内膜和骨膜应用的无毒聚合塑料医疗植入物,例如在提取之后或愈合之后立即填充骨缺损,替代整个骨部分和牙齿置换,以及制造这种植入物以产生具有预定孔径的多孔表面的方法 ,孔深度和孔隙度。 制造植入物的多孔部分的方法包括将相应于所需孔径的控制粒度的氯化钠晶体或其它无毒可浸出物质加入粉末聚合物 - 液体单体混合物中,其量相应于所需孔隙度。 在没有引发剂的热聚合之后,随后研磨除去所得表面皮肤,将盐从塑料中浸出以提供所述孔隙率。 为了在骨内植入的情况下获得骨向内生长,孔径必须为200-400微米,而软组织向内生长的孔径应为50-150微米。