Title:
BLOOD CIRCUIT HAVING PRESSURE MEASUREMENT PART
Document Type and Number:
WIPO Patent Application WO/2016/068213
Kind Code:
A1
Abstract:
A blood circuit having a pressure measurement part connected to pressure measurement devices (3, 6, 12) is provided with first measurement parts (5, 11) provided downstream from a pumping segment (4), and a second measurement part (2) provided upstream from the pumping segment. The first measurement parts (5, 11) are provided with a cylindrical first housing and a cylindrical first flexible film provided in the first housing. The second measurement part (2) is provided with a cylindrical second housing and a cylindrical second flexible film provided in the second housing. In an initial state prior to circulation of blood, a gap between each first flexible film and first housing is larger than a gap between the second flexible film and the second housing.
Inventors:
MASUDA TOSHIAKI (JP)
YAMAGUCHI TAKESHI (JP)
YAMAGUCHI TAKESHI (JP)
Application Number:
PCT/JP2015/080456
Publication Date:
May 06, 2016
Filing Date:
October 28, 2015
Export Citation:
Assignee:
NIPRO CORP (JP)
International Classes:
A61M1/14; A61B5/022
Foreign References:
| JPH08500252A | 1996-01-16 | |||
| JPH08510812A | 1996-11-12 | |||
| JP2010121964A | 2010-06-03 | |||
| JP2010125131A | 2010-06-10 | |||
| JPS61106252U | 1986-07-05 |
Other References:
See also references of EP 3213782A4
Attorney, Agent or Firm:
Fukami Patent Office, p. c. (JP)
Patent business corporation Fukami patent firm (JP)
Patent business corporation Fukami patent firm (JP)
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