Patent ID: 11872147
Assignee: OLYMPUS CORPORATION
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 11:
12. A stent comprising:
a tubular body having a cylindrical tubular shape, a first end and a second end opposite to the first end, the tubular body comprising:
a first tubular body portion comprising a plurality of first wires;
a second tubular body portion comprising a plurality of second wires;

the first tubular body portion has first bent portions and second bent portions, the first bent portions being bent to be convex relative to a first direction toward the first end, the second bent portions being bent to be convex relative to a second direction toward the second end;
the second tubular body portion has third bent portions and fourth bent portions, the third bent portions being bent to be convex relative to the first direction, the fourth bent portions being bent to be convex relative to the second direction; and
the first bent portions and the fourth bent portions are linked together at a first connecting portion so as to be relatively movable;
the first tubular body portion includes a plurality of first straight crossing portions, the plurality of first straight crossing portions intersecting each other without linking together; and
the second tubular body portion includes a plurality of second straight crossing portions, the plurality of second straight crossing portions intersecting each other without linking together; and
a number of the plurality of first straight crossing portions is larger than a number of the plurality of second straight crossing portions, the number of the plurality of first straight crossing portions are on a first segment of each individual first wire of the plurality of first wires between a corresponding first bent portion and a corresponding second bent portion, the number of the plurality of second straight crossing portions are on a second segment of each individual second wire of the plurality of second wires between a corresponding third bent portion and a corresponding fourth bent portion.