Patent ID: 9402979
Filing Date: 2016-08-02
CPC Classification: A61M

Claim Text:
1. A releasable torque device, comprising: an elongate rigid tube having a first end, a second end opposite the first end, an inner surface, and at least one inflation port defined therein adjacent the first end; an annular end wall extending outward from the first end of the rigid tube, the end wall having an outer edge; an outer wall extending from the outer edge of the end wall parallel to the rigid tube, the rigid tube, the end wall, and the outer wall defining an annular inflation cylinder; a selectively operable, variable volume master inflation chamber, the at least one inflation port fluidly connecting the master inflation chamber with the guide wire grip inflation chamber; an elongate, selectively inflatable guide wire grip disposed within the rigid tube, the guide wire grip having a first end sealed to the inner surface of the rigid tube at the first end, a second end sealed to the inner surface of the rigid tube at the second end, an inward facing guide wire contact surface, the rigid tube and the guide wire grip defining a selectively variable guide wire grip inflation chamber therebetween, the rigid tube defining an axially open guide wire passage extending through the tube; and a base cylinder having: wherein the rigid tube, the end wall, the outer wall of the inflation cylinder and the first end of the base cylinder define the master inflation chamber.