Terumo Kabushiki Kaisha

Tomohiro Sudo

Kinya Harada

Hideto Nagata

Shinsuke Nakaya

Takeshi Kudoh

Provided is an arthritis treatment method and an arthritis treatment system which can be effective for the short-term attainment of a pain relief effect. An arthritis treatment method includes an instrument introducing step of causing at least one instrument having a tubular shape to communicate with a lesion area in which crystal-induced arthritis occurs, and a treatment step of removing a causative agent of the crystal-induced arthritis from the lesion area by perfusion and discharge of a lavage fluid through the instrument.

Methods and system for treating arthritis

A stent includes a plurality of annular bodies arrayed in an axial direction, each having a plurality of one-end-side bent sections and other-end-side bent sections, and adjacent ones of the annular bodies being linked by link sections. The stent includes at least three kinds of link sections selected from four kinds of link sections including: a vertex-vertex bent link section; a central part-central part bent link section; a central part-vertex bent link section; and a vertex-central part bent link section, the at least three kinds of the link sections including at least the vertex-vertex bent link section and the central part-central part bent link section, and the adjacent annular bodies being linked by at least two different kinds of the link sections.

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Fujinomiya, Japan

Tomohiro Sudo