US 11,857,159 B2
Endoscope lumen accessory and methods of use
Gonzalo Jose Saenz Villalobos, Alajuela (CR); Yeison Calvo, Alajuela (CR); Diana Catalina Rodriguez Forero, Galway (IE); Juan Pablo Ortiz Garcia, Alajuela (CR); and Andres Rodriguez Herrera, Alajuela (CR)
Assigned to Boston Scientific Scimed, Inc., Maple Grove, MN (US)
Filed by Boston Scientific Scimed, Inc., Maple Grove, MN (US)
Filed on Feb. 17, 2021, as Appl. No. 17/177,398.
Claims priority of provisional application 62/977,889, filed on Feb. 18, 2020.
Prior Publication US 2021/0251474 A1, Aug. 19, 2021
Int. Cl. A61B 1/00 (2006.01); A61B 1/018 (2006.01)
CPC A61B 1/00137 (2013.01) [A61B 1/0014 (2013.01); A61B 1/00097 (2022.02); A61B 1/00098 (2013.01); A61B 1/00101 (2013.01); A61B 1/018 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An accessory device for an endoscope, the accessory device comprising:
a cap configured to be attached to a shaft of the endoscope, the cap extending along a first axis;
an expandable guide member including:
a first arm having a first end coupled to the cap; and
a second arm having a first end coupled to a second end of the first arm;
a first tip coupled to a second end of the second arm and movable relative to the cap between a deployed configuration and a non-deployed configuration;
a first shaft defining a lumen and extending proximally from the first tip,
a second tip and a second shaft defining a lumen and extending proximally from the second tip; and
a releasable attachment device configured to attach the first tip to the cap when the first tip is in the non-deployed configuration and to permit the first tip to release from the cap to transition the first tip from the non-deployed configuration to the deployed configuration;
wherein, in the deployed configuration, the first tip extends along a second axis that is offset from the first axis, and in the non-deployed configuration, the first tip extends along a third axis that is offset from the first axis; and
wherein the first tip and the second tip are located on radially opposing sides of the cap in the non-deployed configuration.