Surgical stapling instrument
First Claim
Patent Images
1. A shell assembly for use with a surgical instrument, the shell assembly comprising:
- a shell including a ramp and a locking aperture;
a staple guide configured to house a plurality of staples; and
at least one engagement feature disposed on the staple guide, the at least one engagement feature including a surface configured to slidably contact the ramp of the shell prior to the at least one engagement feature engaging the locking aperture;
wherein the locking aperture of the shell is formed on a flexible tab; and
wherein the flexible tab is positioned adjacent a distal end of the shell.
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Accused Products
Abstract
A surgical stapling instrument comprising a handle assembly having a proximal end, an elongated body portion extending distally from the handle assembly, a head portion disposed adjacent a distal portion of the elongated body portion and including an anvil assembly and a shell assembly. The shell assembly includes a shell and a staple guide housing a plurality of staples. A flexible engagement structure attaches the staple guide to the shell.
413 Citations
14 Claims
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1. A shell assembly for use with a surgical instrument, the shell assembly comprising:
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a shell including a ramp and a locking aperture; a staple guide configured to house a plurality of staples; and at least one engagement feature disposed on the staple guide, the at least one engagement feature including a surface configured to slidably contact the ramp of the shell prior to the at least one engagement feature engaging the locking aperture;
wherein the locking aperture of the shell is formed on a flexible tab; and
wherein the flexible tab is positioned adjacent a distal end of the shell. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 12, 13, 14)
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10. A shell assembly for use with a surgical instrument, the shell assembly comprising:
- a shell including a ramp and a locking aperture;
a staple guide configured to house a plurality of staples; and
at least one engagement feature disposed on the staple guide, the at least one engagement feature including a surface configured to slidably contact the ramp of the shell prior to the at least one engagement feature engaging the locking aperture;
wherein the at least one engagement feature includes first and second engagement features radially disposed on the staple guide, and wherein the locking aperture includes first and second locking apertures, each of the first and second engagement features is configured to engage one of the first and second locking apertures. - View Dependent Claims (11)
- a shell including a ramp and a locking aperture;
Specification