Tool Member Cover and Cover Deployment Device
AssigneeCovidien LP
InventorRichard D. Gresham
Life of this patent
Estimating the term…
Abstract
A surgical instrument including a tool member cover and a cover deployment device are disclosed. The cover is supported adjacent to or on the tool assembly of the surgical instrument and is movable from a first position in which the tool assembly is uncovered to a second position in which the tool assembly is at least partially encompassed by the cover. The deployment device is provided for moving the cover from the first position to the second position.
Claims15
A surgical instrument for insertion into a body lumen comprising:
- an elongated body portion an outer surface;
- a stationary shell assembly supported on a distal end of the elongated body portion, the shell assembly having a plurality of surgical staples;
- a cover fitted about the elongated body portion, the elongated cover movable from a first proximal position to a second position to cover a distal end of the stationary shell assembly;
- and
- a cover deployment member positioned about the elongated body portion between the elongated body portion and the cover, the cover deployment member being slidable in a distal direction along the body portion to move the cover to the second position.
A surgical instrument according to claim 9, wherein the cover deployment member includes a distal engagement member, a proximal guide portion and a central body portion interconnecting the engagement member and the guide portion, the cover deployment device being slidably supported on the elongated body portion to enable the cover deployment member to be moved to move the cover to the second position.
Dependencies are inferred from the claim text.