A surgical device is disclosed. The surgical device comprises a housing, a cutting element, a spool, a piston, and a spring. The cutting element extends from the housing at the distal end of the housing. The cutting element comprises an outer cannula and an inner cannula. The spool is engaged with the outer cannula. The piston is engaged with the inner cannula. A spring is positioned between the spool and the piston. The spool is translated distally to translate the outer cannula towards the distal end. And the piston translates the inner cannula towards the distal end to sever tissue.
申请公布号
AU2008308978(B2)
申请公布日期
2013.07.25
申请号
AU20080308978
申请日期
2008.09.26
申请人
SUROS SURGICAL SYSTEMS, INC.
发明人
NICOSON, ZACHARY R.;FLAGLE, JAKE;MARK, JOSEPH L.;MILLER, MICHAEL E.