US 12,147,024 B2
Deflection prism assembly for an endoscope having a lateral viewing direction, endoscope having a lateral viewing direction and method for assembling a deflection prism assembly
Martin Wieters, Barsbuettel (DE); and Alrun Thuemen, Hamburg (DE)
Assigned to OLYMPUS WINTER & IBE GMBH, Hamburg (DE)
Filed by OLYMPUS WINTER & IBE GMBH, Hamburg (DE)
Filed on May 18, 2023, as Appl. No. 18/199,080.
Application 18/199,080 is a continuation of application No. 17/132,003, filed on Dec. 23, 2020, granted, now 11,693,227.
Application 17/132,003 is a continuation of application No. PCT/EP2019/065137, filed on Jun. 11, 2019.
Claims priority of application No. 10 2018 115 238.8 (DE), filed on Jun. 25, 2018.
Prior Publication US 2023/0288693 A1, Sep. 14, 2023
Int. Cl. G02B 23/24 (2006.01); G02B 5/04 (2006.01); A61B 1/00 (2006.01)
CPC G02B 23/243 (2013.01) [G02B 5/04 (2013.01); A61B 1/00096 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A deflection prism assembly for an endoscope having a lateral viewing direction, the deflection prism assembly comprising:
a prism holder;
a deflection prism which is received in the prism holder; and
at least one electrical heating element for heating the deflection prism;
wherein the prism holder comprises a reception component and an adjustment component;
the deflection prism is attached to the reception component and the adjustment component provides a stop for the deflection prism in an axial direction;
the at least one electrical heating element being disposed in or on the reception component; and
the at least one electrical heating element at least partially extending in one or more of a circumferential direction or longitudinal direction of the reception component.