Title:
DRIP CHAMBER FILTER
Document Type and Number:
WIPO Patent Application WO/2023/085343
Kind Code:
A1
Abstract:
A drip chamber filter 10 comprises: a top plate part 11; a lower ring 12; a plurality of ribs 13 that connect the top plate part 11 and the lower ring 12, and that form a plurality of slits 15 therebetween; and a middle ring 14 that connects the ribs together and that extend in the circumferential direction. The ribs 13 each include an outer circumferential section 13a, and a triangular-shaped inner circumferential section 13b. The angle formed by the direction in which a side surface of the inner circumferential section 13b extends and a radial direction is greater than that of the outer circumferential section 13a. The thickness of the middle ring 14 in the radial direction is smaller than the thickness of each rib 13 in the radial direction at a location where the middle ring 14 is formed.
Inventors:
SAKAMOTO SHINGO (JP)
Application Number:
PCT/JP2022/041840
Publication Date:
May 19, 2023
Filing Date:
November 10, 2022
Export Citation:
Assignee:
NIPRO CORP (JP)
International Classes:
A61M1/36
Foreign References:
| US20100256547A1 | 2010-10-07 |
Attorney, Agent or Firm:
MAEDA & PARTNERS (JP)
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