发明名称 Dental absorbent pad
摘要 A dental absorbent pad ( 10 ) is disclosed having a moisture permeable, outer layer ( 11 ), a moisture absorbent layer ( 12 ), a stiffening plate ( 13 ), and a moisture impermeable backing ( 14 ). The moisture absorbent layer and stiffening plate are smaller in size than the overlying outer layer and backing so that a margin ( 17 ) is formed thereby which surrounds the moisture absorbent layer and stiffening plate. The margin is very flexible and therefor comfortable to a patient undergoing a dental procedure.
申请公布号 US2006142718(A1) 申请公布日期 2006.06.29
申请号 US20040025429 申请日期 2004.12.29
申请人 MAASS THOMAS H JR;PARKE PERRY L 发明人 MAASS THOMAS H.JR.;PARKE PERRY L.
分类号 A61F13/15 主分类号 A61F13/15
代理机构 代理人
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