公开(公告)号：US4029105A

公开(公告)日：1977-06-14

申请号：US635684

申请日：1975-11-26

申请人： Robert C. Faust

发明人： Robert C. Faust

IPC分类号： A61M16/04 ,  A61M25/00

CPC分类号： A61M16/0465 ,  A61M16/0497 ,  Y10T16/42 ,  Y10T29/53987 ,  Y10T403/456

摘要： Tracheostomy tube units are provided with a nonresilient annular ring within the tubing connector wall intermediate a tubing connector ferrule and the distal end of the tubing connector, thereby preventing inadvertent and undesired removal of the ferrule during connection and disconnection of accessory tubing.

摘要翻译： 气管造口管单元在管连接器壁中的管连接器壁中设置有非易失性环形环，管道连接器套圈和管连接器的远端，从而防止在连接和断开附件管道期间意外和不期望地移除套圈。