Title:
TUBULAR TREATMENT TOOL SKELETON, AND TUBULAR TREATMENT TOOL
Document Type and Number:
WIPO Patent Application WO/2020/101009
Kind Code:
A1
Abstract:
The objective of the present invention is to enable compression from a standard state and restoration to the standard state to be performed appropriately, and to perform a fitting operation onto a sheath and a releasing operation from the sheath appropriately.
A tubular treatment tool skeleton (branched skeleton portion 14) comprises a wire-shaped member of which the shape is memorized so as to form a cylinder, and comprises a plurality of bent portions (B11 to B14, B21 to B24) obtained by bending the wire-shaped member in an axial direction and folding the same back to a circumferential direction, wherein two of the plurality of bent portions (for example, bent portions B11 and B21) are disposed in close proximity to and sandwiching a generatrix (L1, L2) of the cylinder.
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Inventors:
YOSHIMORI TAKASHI (JP)
Application Number:
PCT/JP2019/044809
Publication Date:
May 22, 2020
Filing Date:
November 15, 2019
Export Citation:
Assignee:
KAWASUMI LAB INC (JP)
International Classes:
A61F2/07
Foreign References:
| JPH1099449A | 1998-04-21 | |||
| JP2003019209A | 2003-01-21 | |||
| US10076433B1 | 2018-09-18 |
Attorney, Agent or Firm:
WASHIDA & ASSOCIATES (JP)
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