US 12,171,403 B2
Video endoscope
Alrun Thuemen, Hamburg (DE)
Assigned to OLYMPUS WINTER & IBE GMBH, Hamburg (DE)
Appl. No. 17/419,421
Filed by OLYMPUS WINTER & IBE GMBH, Hamburg (DE)
PCT Filed Dec. 4, 2019, PCT No. PCT/EP2019/083760
§ 371(c)(1), (2) Date Jun. 29, 2021,
PCT Pub. No. WO2020/141037, PCT Pub. Date Jul. 9, 2020.
Claims priority of application No. 102019100147.1 (DE), filed on Jan. 4, 2019.
Prior Publication US 2022/0071481 A1, Mar. 10, 2022
Int. Cl. A61B 1/00 (2006.01); A61B 1/05 (2006.01)
CPC A61B 1/00183 (2013.01) [A61B 1/00073 (2013.01); A61B 1/00179 (2013.01); A61B 1/05 (2013.01); A61B 1/00066 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A video endoscope comprising:
an elongated shaft, wherein the shaft comprises at least one shaft tube,
a magnetic ring surrounding the shaft tube, the magnetic ring being rotatably arranged in a region of a proximal end of the shaft tube, the magnetic ring being axially fixed between a proximal stop shoulder of the shaft tube and a distal retaining body,
wherein the retaining body having a sleeve-like configuration and is placed on the shaft tube from a distal direction of the shaft tube towards a proximal direction of the shaft tube,
the shaft tube has an indentation in a region corresponding to the retaining body, and
the retaining body is fastened on the shaft tube by a fastener which penetrates the retaining body and extends into the indentation;
wherein an inner diameter of the retaining body is larger than an outer diameter of the shaft tube at any point between the stop shoulder and the distal end of the endoscope; and
the fastener is distal to the magnetic ring.