Endoscope connection instrument and endoscope cleaning/disinfecting apparatus
AssigneeOlympus Medical Systems Corp.
InventorNorito SATO
Life of this patent
Estimating the term…
Abstract
A fitting pressing member includes: a first opening that opens inside a fitting of an endoscope; a second opening that is communicably connected to the first opening and is connectable to a fluid supply source; a cylindrical portion formed from the first opening to a predetermined position, the cylindrical portion covering a part of a hollow portion communicably connected to the first opening and the second opening; a narrowing portion including a side face whose outer diameter increases from the predetermined position toward the second opening, the narrowing portion covering the other part of the hollow portion; and a plurality of grooves formed over a predetermined area from the predetermined position in an outer surface of the narrowing portion.
Claims12
An endoscope connection instrument to be connected to an endoscope fitting, the endoscope connection instrument comprising:
- a first opening having a predetermined outer diameter in order to open inside the endoscope fitting when the endoscope connection instrument is connected to the endoscope fitting;
- a second opening that is communicably connected to the first opening, is arranged on a fluid supply source side relative to the first opening, and allows a fluid from the fluid supply source to flow thereinto via a cleaning tube;
- a hollow portion that is an internal space communicably connected to the first opening and the second opening;
- a cylindrical portion to be inserted into the endoscope fitting, the cylindrical portion covering a part from the first opening to a predetermined position of the hollow portion;
- a narrowing portion to be inserted into the endoscope fitting, the narrowing portion including a side face whose outer diameter increases over a predetermined distance from the predetermined position toward the second opening, and covering the hollow portion;
- and
- a plurality of grooves formed over a predetermined area from the predetermined position in an outer surface of the narrowing portion.
Dependencies are inferred from the claim text.