Endoscope
AssigneeHoya Corporation
InventorsRei Sato, Keiichi Saito, Yuki Iida
Life of this patent
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Abstract
Provided is an endoscope that prevents an increase in temperature of a light-emitting element. This endoscope includes: an observation window fixed to a distal tip member disposed at a distal tip of an insertion portion; a light-emitting element that emits light in a viewing direction of the observation window; a power supply wire that supplies power to the light-emitting element; an illumination frame that surrounds a connection portion between the light-emitting element and the power supply wire; a connector unit connected to an endoscope processor; and a conductor wire that connects the illumination frame and the connector unit.
Claims9
An endoscope comprising:
- a distal tip member disposed at a distal tip of an insertion portion and comprising:
- an observation window;
- and
- an illumination unit comprising:
- a light source that emits light in a viewing direction of the observation window;
- a power supply wire that supplies power to the light source;
- and
- an electrically-conductive illumination frame that surrounds the light source and a connection portion between the light source and the power supply wire;
- a connector connected to an endoscope processor;
- and
- a conductor wire that connects the illumination frame and the connector.
Dependencies are inferred from the claim text.