Anvil pockets for surgical stapler

Details Anvil pockets for surgical stapler Anvil pockets for surgical stapler

A - Human Necessities

61

B

A61B 17/115 (2006.01) A61B 17/068 (2006.01) A61B 17/072 (2006.01)

Patent

CA 2143247

In accordance with the invention, a surgical stapling instrument comprises first and second cooperating elongate jaw members one of the jaw members including stapling carrying means adapted to receive a plurality of staples arranged in at least one row, and the other jaw member including adapted and improved anvil means adapted to form the staples, pusher means for driving the staples from the staple carrying means into tissue gripped between the jaw members and forming the staples against the anvil means to produce at least one row of staples in the tissue, knife means for cutting the tissue gripped between the jaw members along a line adjacent to the row of staples, and jaw clamping means for applying clamping forces to the jaw members to resist the forces exerted on the staple carrying means and anvil means when the staples are formed. The improved anvil means are able to more readily form the staples, and comprise a skewed surface, either in the lateral or depth direction, which results in the points of the staple always missing one another upon forming.

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