US 12,453,846 B2
Stopcock with indexing mechanism providing feedback of hub position
Stewart Kume, Sunnyvale, CA (US); Lorraine Martinez, Sunnyvale, CA (US); and Adam Wigginton, Sunnyvale, CA (US)
Assigned to Boston Scientific Scimed, Inc., Maple Grove, MN (US)
Appl. No. 18/713,438
Filed by Boston Scientific Scimed, Inc., Maple Grove, MN (US)
PCT Filed Nov. 22, 2022, PCT No. PCT/US2022/050714
§ 371(c)(1), (2) Date May 24, 2024,
PCT Pub. No. WO2023/096898, PCT Pub. Date Jun. 1, 2023.
Claims priority of provisional application 63/283,055, filed on Nov. 24, 2021.
Prior Publication US 2025/0041582 A1, Feb. 6, 2025
Int. Cl. A61M 39/22 (2006.01)
CPC A61M 39/22 (2013.01) [A61M 2039/229 (2013.01); A61M 2205/581 (2013.01); A61M 2205/582 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A medical stopcock comprising:
a body comprising a central, cylindrical hub surrounding an axis and a plurality of ports extending radially outward from the hub;
a rotatable hub comprising a housing, a manifold shaft, and an arm, wherein the arm projects from an upper surface of the housing and the manifold shaft extends from a lower surface of the housing, wherein the manifold shaft is sized to be received within the cylindrical hub of the body so as to align coaxially with the cylindrical hub in a rotatable arrangement; and
an indexing feature comprising at least one spring-loaded element configured to provide engagement with at least a portion of the rotatable hub and an upper surface of at least one of the plurality of ports of the body.