Tissue retention spring

Details Tissue retention spring Tissue retention spring

A - Human Necessities

61

B

A61B 17/068 (2006.01) A61B 17/02 (2006.01) A61B 17/115 (2006.01) F16F 1/04 (2006.01)

Patent

CA 2108805

- 22 - ABSTRACT An tissue retention spring for use with a surgical circular stapler used to perform an anastomosis. The tissue retention spring is mounted onto the anvil shaft of the stapler. The spring has a plurality of connected helical coils defining a member having an axial passage therethrough. The spring provides tissue retention, tissue and fluid venting, and improved stapler closing.

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