Patent ID: 11864779
Assignee: INARI MEDICAL, INC.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 15:
16. A method of clot removal, the method comprising:
positioning a distal portion of a guide catheter proximate to clot material within a blood vessel of a human patient;
advancing a clot treatment system through the guide catheter to proximate the clot material,
wherein the clot treatment system includes a delivery catheter, a clot treatment device, and a distal tip, and
wherein, during advancement of the clot treatment system, the clot treatment device is constrained within the delivery catheter and the distal tip abuts a distal end portion of the delivery catheter;

deploying the clot treatment device from the delivery catheter within the blood vessel distal of the clot material;
expanding the clot treatment within the blood vessel distal of the clot material, wherein the clot treatment device includes a plurality of interconnected struts forming a unitary structure having a proximal portion and a distal portion, wherein the struts form a plurality of first cells in the proximal portion and a plurality of second cells in the distal portion, and wherein the first cells are larger than the second cells;
generating suction at the distal portion of the guide catheter; and
proximally retracting the clot treatment device through the clot material.