Title:
圧力測定部を有する血液回路
Document Type and Number:
Japanese Patent JP6737373
Kind Code:
B2
Abstract:
To provide a blood circuit that enables blood to flow through smoothly.SOLUTION: A blood circuit 100 having a pressure measurement unit is the blood circuit having the pressure measurement unit connected with a pressure measurement device. The blood circuit includes a housing 101 for prescribing a chamber 102, and a flexible membrane 120 provided at a chamber. The housing has an inlet port 111 and an outlet port coming in communication with the chamber. The blood is made to flow through the inlet port, the chamber and the outlet port in this order. The flexible membrane is displaced according to the pressure of the blood of the chamber. The housing is curved in the vicinity of the inlet port or the outlet port. The curvature radius in the vicinity of the inlet port or the outlet port is minimum in a mounting face 119 of the housing where the flexible membrane is mounted.SELECTED DRAWING: Figure 4
Inventors:
Takeshi Yamaguchi
Application Number:
JP2019073129A
Publication Date:
August 05, 2020
Filing Date:
April 05, 2019
Export Citation:
Assignee:
NIPRO CORPORATION
International Classes:
A61M1/36; A61M1/16; G01L7/00
Domestic Patent References:
| JP2017529126A | ||||
| JP2010519011A |
Foreign References:
| US20070179422 | ||||
| US20040260255 |
Attorney, Agent or Firm:
Fukami patent office