Title:
INSERTION DEVICE
Document Type and Number:
WIPO Patent Application WO/2013/150871
Kind Code:
A1
Abstract:
An insertion device is provided with inner guide sheaths (40), a lever (80) for affixation, and a movement member affixation mechanism (100) which affixes the movement of the inner guide sheaths (40). The movement member affixation mechanism (100) is provided with: a guide member (117); a crank member (110) which has a reciprocation section (110a) capable of moving as the operation lever (80) for affixation is operated; a pair of link members (115) which can open and close about a slider pin (130) as the crank member (110) is moved; and cam members (120) which, by opening or closing the link members (115), can be rotated between a second rotated position at which the cam members (120) simultaneously press exposed portions (40r) against wall surfaces (117w) in the perpendicular direction (R), and a first rotated position at which the cam members (120) separate from the exposed portions (40r).
Inventors:
ARAI KEIICHI (JP)
OKAZAKI TSUGIO
OKAZAKI TSUGIO
Application Number:
PCT/JP2013/057019
Publication Date:
October 10, 2013
Filing Date:
March 13, 2013
Export Citation:
Assignee:
OLYMPUS MEDICAL SYSTEMS CORP (JP)
ARAI KEIICHI (JP)
OKAZAKI TSUGIO
ARAI KEIICHI (JP)
OKAZAKI TSUGIO
International Classes:
A61B1/00; G02B23/24
Domestic Patent References:
| WO2012120955A1 | 2012-09-13 |
Foreign References:
| JPH04102433A | 1992-04-03 | |||
| JPH10151107A | 1998-06-09 | |||
| JPS645522A | 1989-01-10 | |||
| JP2008253744A | 2008-10-23 | |||
| JP2005185526A | 2005-07-14 | |||
| JP4856289B2 | 2012-01-18 | |||
| JP2012087742A | 2012-05-10 |
Other References:
See also references of EP 2712538A4
Attorney, Agent or Firm:
ITOH SUSUMU (JP)
Susumu Ito (JP)
Susumu Ito (JP)
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