IMPROVED DENTAL BRACKET CONFIGURATION A generally elliptical dental bracket is disclosed having a hemispherically shaped gingival tie wing and hemispherically shaped occlusal tie wing separated by an archwire slot. The bracket is aligned with the crown long axis to that the archwire slot is parallel with the occlusal plane. The overall shape of the bracket creates patient comfort, bracket strength and ease of manufacture. DC-173
申请公布号
CA2012464(A1)
申请公布日期
1990.09.20
申请号
CA19902012464
申请日期
1990.03.19
申请人
SILVA, FRANK W.;BOLLIGER, DIANE K.;STRAHAN, RALPH;MERRITT, MICHAEL A.
发明人
SILVA, FRANK W.;BOLLIGER, DIANE K.;STRAHAN, RALPH;MERRITT, MICHAEL A.