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US 6,959,851 B2Granted
Surgical stapling device with tissue tensioner
AssigneeTyco Healthcare Group LP
InventorRussell Heinrich
Life of this patent
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Abstract
A circular stapling device particularly suited for surgical treatment of internal hemorrhoids is provided. The stapling device includes a distal head portion having an anvil and a shell assembly. A tissue tensioner device including a tissue engagement member is movably positioned between the anvil and the shell assembly and is operable via a tensioner trigger to position tissue within a bore defined within the shell assembly.
Claims18
A surgical stapling device comprising:
- a body portion;
- a head portion supported on the distal end of the body portion, the head portion including an anvil and a shell assembly, the anvil being movable in relation to the shell assembly between approximated and unapproximated positions;
- and
- a tissue tensioning device including a tissue engagement member, the tissue engagement member being positioned between the anvil and the shell assembly and movable in relation to the anvil and in relation to the shell assembly.
1 more element
Dependencies are inferred from the claim text.