发明名称 DENTAL RETAINER HAVING IMPROVED JOINT
摘要 <p>The invention relates to a dentition retaining apparatus that includes a joint between a holding member and a supporting member. The holding member is elastically deformable and terminates in an end segment having a length with an outer diameter. The joint includes a coil extending from the supporting member and having an inner diameter that is less than the outer diameter of the end segment of the holding member. The coil is placed around at least a portion of the end segment of the holding member. The coil compresses the end segment of the holding member.</p>
申请公布号 CA2741557(A1) 申请公布日期 2010.04.29
申请号 CA20092741557 申请日期 2009.10.22
申请人 GRIFFITHS, PAUL WILLIAM 发明人 GRIFFITHS, PAUL WILLIAM
分类号 A61C7/08 主分类号 A61C7/08
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