CASTRO, MICHAEL,KARCSMAR, JOSEPH,FLAHERTY, R. MAXWELL,FLAHERTY, J. CHRISTOPHER
申请号：
CA2931061
公开号：
CA2931061A1
申请日:
2014.11.24
申请国别(地区):
CA
年份:
2015
代理人:
摘要：
An oral retraction device comprises a tongue depressor blade, an articulation assembly constructed and arranged to articulate the tongue depressor blade with at least three degrees of freedom, and a support element constructed and arranged to provide a stabilizing force to the articulation assembly during articulation of the tongue depressor blade.
