US 12,007,614 B2
Medical observation system and transmission cable
Kenji Sakamoto, Tokyo (JP)
Assigned to Sony Olympus Medical Solutions Inc., Tokyo (JP)
Appl. No. 17/799,934
Filed by Sony Olympus Medical Solutions Inc., Tokyo (JP)
PCT Filed Jan. 22, 2021, PCT No. PCT/JP2021/002295
§ 371(c)(1), (2) Date Aug. 16, 2022,
PCT Pub. No. WO2021/181914, PCT Pub. Date Sep. 16, 2021.
Claims priority of application No. 2020-042475 (JP), filed on Mar. 11, 2020.
Prior Publication US 2023/0064925 A1, Mar. 2, 2023
Int. Cl. G02B 6/44 (2006.01); A61B 1/00 (2006.01)
CPC G02B 6/4401 (2013.01) [A61B 1/00 (2013.01)] 23 Claims
OG exemplary drawing
 
1. A medical observation system comprising
a transmission cable including:
an optical cable including one or more optical fiber cores;
a plurality of metal cables arranged around the optical cable; and
a tension member made of an insulating fiber, disposed in parallel with an extending direction of the optical cable, and in a first gap between the optical cable and the metal cables or in a second gap between the metal cables and an outer periphery of the transmission cable.