发明名称 Dental Retraction Device and Process of its Production
摘要 The invention relates to dental retraction device having the shape of a yarn comprising twisted staple fibers, the twisted staple fibers comprising an alginate containing component, wherein the length of the staple fibers is in a range of about 10 to about 200 mm and/or wherein the staple fiber fineness is at least about 1 dtex. The invention also relates to a method for producing such a device as well as the use of this device in a process for retracting dental tissue.
申请公布号 US2011229849(A1) 申请公布日期 2011.09.22
申请号 US200913121468 申请日期 2009.09.25
申请人 MAURER ANDREAS R;GRUTZ RUDI;KLETTKE THOMAS;PEEZ ROBERT F;HAMPE RUEDIGER;CHRISTOPH SCHULTE 发明人 MAURER ANDREAS R.;GRUTZ RUDI;KLETTKE THOMAS;PEEZ ROBERT F.;HAMPE RUEDIGER;CHRISTOPH SCHULTE
分类号 A61C5/14;A61C19/02 主分类号 A61C5/14
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