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 |
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.
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