Title:
TUBE CONNECTOR, EXTRA-CORPOREAL CIRCULATION CIRCUIT, AND BLOOD PURIFYING DEVICE
Document Type and Number:
Japanese Patent JP2020065606
Kind Code:
A
Abstract:
To provide a tube connector, an extra-corporeal circulation circuit, and a blood purifying device, which is compact and can restrict retention of bubbles.SOLUTION: The present invention includes a body part 2 including: a first connection part 3 for connecting a main tube 11; a second connection part 4 for connecting an ironed tube 13b; and a communication part 5 having a communication passage 5a that communicated a first channel 3a of the first connection part 3 and a second channel 4a of the second connection part 4, in which the first connection part 3a, the communication part 5, and the second connection part 4 are provided in order in an axial direction. The first channel 3a and the second channel 4a are formed so as to extend along an axial direction of the body part 2 at a fixed diameter, and the diameter of the first channel 3a is smaller than the diameter of the second channel 4a. The communication channel 5a is formed such that the diameter thereof gradually increases from the first channel 3a to the second channel 4a, and a center axis C1 of the first channel 3a and a center axis C2 of the second channel 4a are displaced in a radial direction of the body part 2.SELECTED DRAWING: Figure 2
Inventors:
MATSUO SUMIAKI
Application Number:
JP2018198587A
Publication Date:
April 30, 2020
Filing Date:
October 22, 2018
Export Citation:
Assignee:
NIKKISO CO LTD
International Classes:
A61M1/36; A61M1/16; A61M60/113; A61M60/279; A61M60/37
Domestic Patent References:
| JP2011212174A | 2011-10-27 | |||
| JP3007076U | 1995-02-07 | |||
| JP2014008376A | 2014-01-20 |
Foreign References:
| US20070129705A1 | 2007-06-07 | |||
| WO2014017604A1 | 2014-01-30 |
Attorney, Agent or Firm:
Hirata International Patent Office