Variable Compression Surgical Fastener Cartridge
First Claim
1. A non-reloadable surgical fastener cartridge comprising:
- a cartridge body including a tissue contacting surface, the tissue contacting surface including a plurality of fastener retention slots;
a plurality of surgical fasteners disposed in the plurality of fastener retention slots, each surgical fastener having a first leg and a second leg;
a plurality of pushers operably associated with the plurality of surgical fasteners, each pusher configured for ejecting an associated surgical fastener towards a depression in an anvil, at least one of the pushers being configured such that, upon formation of a corresponding surgical fastener, a first area defined by the first leg is smaller than a second area defined by the second leg; and
an actuation mechanism operably associated with the plurality of pushers.
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Accused Products
Abstract
A non-reloadable surgical fastener cartridge is provided. The non-reloadable surgical fastener cartridge includes a cartridge body that includes a tissue contacting surface that includes a plurality of fastener retention slots. A plurality of surgical fasteners is disposed in the plurality of fastener retention slots. Each surgical fastener includes first and second legs of different lengths. A plurality of pushers is operably associated with the plurality of surgical fasteners. One or more of the pushers is configured such that, upon formation of a corresponding surgical fastener, a first area defined by the first leg is smaller than a second area defined by the second leg. The non-reloadable surgical fastener cartridge also includes an actuation mechanism operably associated with the plurality of pushers.
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Citations
29 Claims
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1. A non-reloadable surgical fastener cartridge comprising:
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a cartridge body including a tissue contacting surface, the tissue contacting surface including a plurality of fastener retention slots; a plurality of surgical fasteners disposed in the plurality of fastener retention slots, each surgical fastener having a first leg and a second leg; a plurality of pushers operably associated with the plurality of surgical fasteners, each pusher configured for ejecting an associated surgical fastener towards a depression in an anvil, at least one of the pushers being configured such that, upon formation of a corresponding surgical fastener, a first area defined by the first leg is smaller than a second area defined by the second leg; and an actuation mechanism operably associated with the plurality of pushers. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A non-reloadable surgical fastener cartridge comprising:
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a cartridge body including a tissue contacting surface, the tissue contacting surface including a plurality of fastener retention slots and a knife slot; a plurality of surgical fasteners disposed in the plurality of fastener retention slots, each surgical fastener having a first end that is closer to the knife slot than a second end; a plurality of pushers operably associated with the plurality of surgical fasteners, each pusher configured for ejecting an associated surgical fastener towards a depression in an anvil, at least one of the pushers has a corresponding surgical fastener and the at least one of the pushers being configured such that, upon formation, the first end of the corresponding surgical fastener is smaller in height than the second end of the corresponding surgical fastener; and an actuation mechanism operably associated with the plurality of pushers. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19)
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20. A surgical fastener applying apparatus comprising:
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a handle assembly; an elongated shaft extending distally from the handle assembly; an operative tool adapted to couple to the shaft, the operative tool comprising; a pair of opposed jaws pivotally coupled to one another and respectively including an anvil member and a non-reloadable surgical fastener cartridge that are approximated relative to one another during use, wherein the non-reloadable surgical fastener cartridge includes a cartridge body including a tissue contacting surface, the tissue contacting surface including a plurality of fastener retention slots; a plurality of surgical fasteners disposed in the plurality of fastener retention slots, each surgical fastener having a first leg and a second leg; a plurality of pushers operably associated with the plurality of surgical fasteners, each pusher configured for ejecting an associated surgical fastener towards a depression in an anvil, at least one of the pushers being configured such that, upon formation of a corresponding surgical fastener, a first area defined by the first leg is smaller than a second area defined by the second leg; and an actuation mechanism operably associated with the plurality of pushers. - View Dependent Claims (21, 22, 23, 24, 25, 26, 27, 28, 29)
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Specification