US 12,453,577 B2
Flexible scope with improved suction
Joey Magno, Dudley, MA (US)
Assigned to OLYMPUS MEDICAL SYSTEMS CORPORATION, Hachioji Tokyo (JP)
Filed by OLYMPUS MEDICAL SYSTEMS CORPORATION, Hachioji (JP)
Filed on Oct. 6, 2022, as Appl. No. 17/938,540.
Claims priority of provisional application 63/363,074, filed on Apr. 15, 2022.
Claims priority of provisional application 63/262,875, filed on Oct. 21, 2021.
Prior Publication US 2023/0132190 A1, Apr. 27, 2023
Int. Cl. A61B 17/3207 (2006.01); A61B 17/00 (2006.01)
CPC A61B 17/320758 (2013.01) [A61B 2017/00398 (2013.01); A61B 2017/00561 (2013.01); A61B 2017/00818 (2013.01); A61B 2217/005 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A medical system comprising:
a cylinder configured for use at a distal end of an endoscope including an endoscope probe shaft having a distal end and an endoscope working channel extending through the probe shaft, the cylinder including a cylinder channel extending from a first end of the cylinder to a second end of the cylinder, wherein the first end of the cylinder defines a distal-most aperture of the working channel; and
a first rotor arranged within a working channel of the endoscope at the distal end of the endoscope, the first rotor moveable between:
a first rotor position wherein a first end of the first rotor extends through the cylinder channel flush with or protruding from the distal-most aperture defined by the first end of the cylinder; and
a second rotor position wherein the first end of the first rotor extends through the cylinder channel recessed from the distal-most aperture defined by the first end of the cylinder.