US 12,295,596 B2
Aspiration catheter and clot removal system
Loganathan Kaliaperumal, Bangalore (IN); and Ajay Chavan, Bangalore (IN)
Assigned to Creganna Unlimited Company, Galway (IE)
Filed by Creganna Unlimited Company, Galway (IE)
Filed on May 20, 2022, as Appl. No. 17/749,590.
Claims priority of application No. 202141022575 (IN), filed on May 20, 2021.
Prior Publication US 2023/0034091 A1, Feb. 2, 2023
Int. Cl. A61B 17/22 (2006.01); A61M 25/00 (2006.01)
CPC A61B 17/22 (2013.01) [A61B 2017/22079 (2013.01); A61M 25/0045 (2013.01); A61M 25/005 (2013.01); A61M 2025/0059 (2013.01)] 14 Claims
OG exemplary drawing
 
1. An aspiration catheter for a clot removal system, comprising a distal section and a proximal section,
wherein, in the distal section, a ratio of an outer diameter (Da) and an open lumen inner diameter (ID) is in a range between 1.05 and 1.09,
wherein a volume of the aspiration catheter is in a range between 0.2 cubic inches and 0.4 cubic inches; and
further comprising at least one intermediate section, wherein the distal section, the at least one intermediate section, and the proximal section are arranged adjacently, each of the distal section, the at least one intermediate section, and the proximal section have outer jackets with different hardness, the distal section has the lowest hardness.