US 12,251,130 B2
Surgical access device having a balloon and methods for manufacturing the same
Jason Mickus, Avon, CT (US); Kevin M. Desjardin, Prospect, CT (US); Christopher A. Tokarz, Wallingford, CT (US); and Astley C. Lobo, West Haven, CT (US)
Assigned to Covidien LP, Mansfield, MA (US)
Filed by Covidien LP, Mansfield, MA (US)
Filed on May 3, 2021, as Appl. No. 17/246,781.
Prior Publication US 2022/0346832 A1, Nov. 3, 2022
Int. Cl. A61B 17/34 (2006.01); A61M 25/10 (2013.01)
CPC A61B 17/3423 (2013.01) [A61M 25/1002 (2013.01); A61M 25/1029 (2013.01); A61B 2017/3486 (2013.01); A61M 2025/1031 (2013.01); A61M 2025/1086 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A surgical access device comprising:
a cannula including an elongated shaft having a distal end portion operably coupled to a balloon, the elongated shaft including an inflation lumen extending through the elongated shaft in communication with an interior of the balloon such that the balloon is transitionable between a collapsed position and an expanded position,
wherein in the expanded position, the balloon includes a single row of protrusions extending radially outwardly from an outside surface of the balloon, the outside surface of the balloon tapering on either side of a central plane to a lateral apex, the single row of protrusions extending from the lateral apex.