US 12,127,731 B2
Housing for the tip of a disposable insertion endoscope
Morten Sørensen, Ballerup (DK); and Jan Guldberg Hansen, Greve (DK)
Assigned to AMBU A/S, Ballerup (DK)
Appl. No. 17/600,479
Filed by AMBU A/S, Ballerup (DK)
PCT Filed Mar. 30, 2020, PCT No. PCT/EP2020/058932
§ 371(c)(1), (2) Date Sep. 30, 2021,
PCT Pub. No. WO2020/201205, PCT Pub. Date Oct. 8, 2020.
Claims priority of application No. 19166789 (EP), filed on Apr. 2, 2019.
Prior Publication US 2022/0175224 A1, Jun. 9, 2022
Int. Cl. G02B 1/18 (2015.01); A61B 1/00 (2006.01); A61B 1/05 (2006.01); B82Y 30/00 (2011.01); G02B 1/118 (2015.01); G02B 27/00 (2006.01)
CPC A61B 1/00096 (2013.01) [A61B 1/00103 (2013.01); A61B 1/0011 (2013.01); A61B 1/05 (2013.01); G02B 1/118 (2013.01); G02B 1/18 (2015.01); G02B 27/0006 (2013.01); B82Y 30/00 (2013.01); G02B 2207/101 (2013.01)] 12 Claims
OG exemplary drawing
 
1. An endoscope comprising:
a camera; and
a housing, said housing comprising:
a circumferential side wall having a first end, a second end, and a front wall arranged at the first end of said circumferential side wall, the first end being distal of the second end, and the circumferential wall and the front wall providing an internal compartment in said housing,
said front wall comprising at least one transparent part made of a polymer material and adapted to protect the camera, the camera being arranged in said internal compartment proximally of said at least one transparent part,
said at least one transparent part comprising a first surface facing the internal compartment and a second surface opposite the first surface,
wherein said second surface comprises at least one area having a nano-structure molded or stamped directly in said front wall,
wherein the nano-structure in said at least one area comprises a predetermined pattern of features, the features comprising first features and second features,
wherein a spacing between the first features is greater than a spacing between the second features, wherein the second features are disposed between adjacent ones of the first features, and
wherein the first features are sized and structured to repel liquids and the second features are sized and structured to provide anti-reflective properties.