Kerver, Lawrence,Tang, Brian,Ho, Friedrich,Nordelle, Ben
申请号：
AU2014201547
公开号：
AU2014201547A1
申请日:
2014.03.14
申请国别(地区):
AU
年份:
2014
代理人:
摘要：
#$%^&*AU2014201547A120140403.pdf#####Method and Apparatus for Articulating the Wrist of a Laparoscopic Grasping Instrument ABSTRACT A medical instrument has a set of opposing jaws that can be articulated, both left and right, from centerline. The instrument has a proper bend radius and support for the jaw actuation member and cutter driving member. The bendable support for the drive members comprises tightly wound coil springs. Another embodiment of the invention controls the degree of articulation at the handle of the laparoscopic instrument. A further embodiment of the invention incorporates a locking mechanism to prevent motion of the wrist while the user performs other operations on the device. The locking mechanism also includes an indexing feature with which the user can index and choose the necessary amount of angle between preset angles. 15WO 2009/100366 PCT/US2009/033443 1/8 13 12 - 25 11 14 15 16 1-8 21 122 21 9 7 20 23 24 24 FIG. 1 ,25 31 22 28 29 21 27 21 y30 0,24 FIG. 2-
