Title:
PUNCTURE NEEDLE AND CATHETER ASSEMBLY
Document Type and Number:
WIPO Patent Application WO/2019/181857
Kind Code:
A1
Abstract:
This puncture needle is a medical puncture needle in which a blade face is formed at the tip of a rod-like body. The blade face includes: a first blade face part that extends so as to incline with respect to the central axis of the body; and a second blade face part that forms a blade edge one end of which is a needle tip by the ridge line that intersects the first blade face part. The first blade face part is configured from a recessed surface having a recessed shape in a lateral surface view of the body in which the first blade surface part looks linear.
Inventors:
UEDA TAKEHIKO (JP)
NAGASAWA MASAHIKO (JP)
NAGASAWA MASAHIKO (JP)
Application Number:
PCT/JP2019/011189
Publication Date:
September 26, 2019
Filing Date:
March 18, 2019
Export Citation:
Assignee:
TERUMO CORP (JP)
International Classes:
A61M5/158; A61B5/153; A61M5/32
Domestic Patent References:
| WO2009024522A1 | 2009-02-26 |
Foreign References:
| US20170216536A1 | 2017-08-03 | |||
| CN2801183Y | 2006-08-02 | |||
| JP2016059427A | 2016-04-25 | |||
| JP2016101179A | 2016-06-02 | |||
| JP2000262615A | 2000-09-26 | |||
| US6517523B1 | 2003-02-11 | |||
| JPH1057490A | 1998-03-03 | |||
| US5752942A | 1998-05-19 |
Other References:
See also references of EP 3701982A4
Attorney, Agent or Firm:
SUGIMURA Kenji (JP)
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