以可挠性偶合杆自动偏斜针具的安全针筒
申请公布号:CN1404884A
申请号:CN01124201.9
申请日期:2001.08.13
申请公布日期:2003.03.26
发明人:吕文进
分类号:A61M5/32;A61M5/34;A61M5/315
主分类号:A61M5/32
代理人:刘朝华
地址:中国台湾
摘要:一种以可挠性偶合杆自动偏斜针具的安全针筒,包括针筒,针具含有偏斜杆孔偏心地斜设于针具的针茎部内,中空针轴接于针茎部前端与偏斜杆相通,活塞向前突设一可挠性偶合杆对准针筒的纵轴。使用时,注射完毕,可挠性偶合杆适挠弯地卡扣入针具的偏斜杆孔中以偶合该针具,缩退活塞及针具进入针筒中,可挠性偶合杆轴向弹性复归,针具被偏斜,无法突伸向外刺伤他人。具有使用安全的功效。
主权项:1、一种以可挠性偶合杆自动偏斜针具的安全针筒,包括针筒装置、针具及活塞装置,其特征是:该针具含有一偏斜杆孔偏心地斜设于针具的针茎部内,且与一中空针轴接于针茎部前端与该偏斜杆孔相通;该活塞装置的中央向前突设一可挠性偶合杆,其对准该针筒的纵轴心,该可挠性偶合杆适挠弯地卡扣入该针具的偏斜杆孔中以偶合该针具,或缩退该活塞及针具进入针筒中,该可桡性偶合杆轴向弹性复归,使针具偏斜而无法突伸向外。
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