Wallenstein, Todd,Theofilos, Charles,Wassinger, Adam,Donohoe, John
申请号：
AU2013245567
公开号：
AU2013245567B2
申请日:
2013.10.21
申请国别(地区):
AU
年份:
2017
代理人:
摘要：
#$%^&*AU2013245567B220170831.pdf#####ABSTRACT An insertion device configured for use with an expandable cage, the insertion device comprising a first engagement arm including a first body portion and a first proximal extension, the first body portion configured to engage a first support member of the expandable cage； a second engagement arm including a second body portion and a second proximal extension, the second body portion configured to engage a second support member of the expandable cage, the second proximal extension disposed about the first proximal extension and slidable there along from a free end of the first proximal extension to a fixed end of the first proximal extension to vary a spacing between the first and second engagement arms； and an adjustment mechanism operably coupling the first and second proximal extensions of the respective first and second engagement arms to one another, the adjustment mechanism including: an adjustment screw rotatably coupled to the first proximal extension, the adjustment screw including a shank defining threading； and an adjustment cylinder coupled to the second proximal extension, the adjustment cylinder defining a threaded passageway configured to receive the shank of the adjustment screw in threaded engagement therewith, wherein rotation of the adjustment screw relative to the adjustment cylinder urges the second proximal extension to translate along the first proximal extension to vary the spacing between the first and second engagement arms.167 115 166166 180 1 100 182 174 183 184 186 1631 0 176 146 124 143a 164Z 126 125a 142 122 140 120 00 158 125b 143b - 130 157," 131lb 157' 133 156 134 131lb FIG. 1
