专利名称：Surface roughening of self-tapping dental
implants
发明人：Thomas H. Day申请号：US08/966817申请日：19971110公开号：US05829978A公开日：19981103
摘要：A self-tapping dental implant includes a body which is substantially covered byrandom surface roughening without adversely affecting the cutting edge and thus theamount of torque needed to thread the implant into bone tissue. During the surfacetreatment process, the cutting edges of the implant are shielded from the rougheningtreatment.
申请人：SULZER CALCITEK INC.
代理人：Philip S. Lyren
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