Patent ID: 9402536
Filing Date: 2016-08-02
CPC Classification: A61B

Claim Text:
1. A surgical assembly, comprising: an obturator including an elongate tubular member having an outer surface, a first mating structure, and a proximal end, the first mating structure fixed to the outer surface; a cannula including a tubular body member having open proximal and distal ends defining a lumen therebetween, the lumen defining an inner surface of the tubular body member, the lumen configured to receive the elongate tubular member of the obturator, the inner surface having a second mating structure which receives the first mating structure when the lumen receives the elongate tubular member, the first mating structure engaging the second mating structure to rotate the cannula when the obturator is rotated; and an upper seal housing attached to a proximal portion of the cannula, the upper seal housing having a sealing port disposed over the lumen, a portion of the elongate tubular member of the obturator passes through the sealing port, the sealing port forming a seal with the outer surface of the elongate tubular member, the upper seal housing including a third mating structure aligned with the second mating structure of the tubular body member of the cannula when the upper seal housing is attached to the proximal portion of the cannula, the third mating structure receiving a portion of the first mating structure when the elongate tubular member of the obturator is received within the lumen of the cannula.