公开(公告)号：US11848587B2

公开(公告)日：2023-12-19

申请号：US18013004

申请日：2021-07-07

申请人： BIEN-AIR HOLDING SA

发明人： David Bühlmann

IPC分类号： H02K1/2783 ,  H02K1/02 ,  H02K7/00 ,  A61B17/32 ,  A61B17/00 ,  A61C1/02

CPC分类号： H02K1/2783 ,  H02K1/02 ,  H02K7/003 ,  A61B17/32002 ,  A61B2017/00398 ,  A61B2217/005 ,  A61C1/02

摘要： The present invention relates to a rotary micromotor (10) designed for actuating an abrasive blade (4) of a surgical or dental tool, the motor comprising a rotor (11) co-operating with a stator (12), and being characterized in that the rotor (11) has a hollow central tubular portion, and comprises an outwardly polarized Halbach array.