Patent ID: 11944330
Assignee: EXPANSE TECHNOLOGY PARTNERS, LLC
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. An aspiration catheter assembly for removing a clot, the aspiration catheter assembly comprising:
a support catheter comprising an elongate tubular body and a valve at a distal end of the support catheter; and
an aspiration catheter configured to communicate with a vacuum source, the aspiration catheter disposed within the support catheter and capable of moving relative to the support catheter, the aspiration catheter comprising an aspiration lumen for receiving at least a portion of the clot,
wherein the valve opens when a distal end of the aspiration catheter is advanced distal of the valve, and
wherein the valve closes when the distal end of the aspiration catheter is retracted proximal of the valve; and
wherein the support catheter comprises a valve housing secured to a distal end of the elongate tubular body, the valve disposed within the valve housing, the valve housing positioned such that the clot can be segmented against a distal tip of the valve housing while drawing a segmented portion of the clot through the valve.