发明名称 Device and system for separation and matrix retention and adaptation during dental restoration
摘要 A device for interproximal separation and matrix band adaptation and retention for use in a dental restoration procedure. The device includes a pair of integral wedge elements and a pair of cushion elements that together achieve simultaneous separation, adaptation and retention. A system is also provided including the device and a matrix band. A method of preparing a tooth for restoration is also provided that includes placement of the matrix band and positioning of the device to adapt the matrix band to a tooth to be prepared and retain it in its properly adapted position while simultaneously separating the tooth to be restored from an adjacent tooth.
申请公布号 EP1537833(A2) 申请公布日期 2005.06.08
申请号 EP20040257460 申请日期 2004.12.01
申请人 KERRHAWE SA 发明人 KILCHER, BEAT;DAROLD, MARCO;BOSCHERINI-DA SILVA, VALERIE
分类号 A61C5/12 主分类号 A61C5/12
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