Patent · US Active

Step cutting thrombectomy device and thrombectomy system

US12274468B1 · kind B1 · utility

0Cited by

2References

20Claims

0Family size

Assignee

SUZHOU ZENITH VASCULAR SCITECH LIMITED · CN

Inventors

Liyou GUO · Suzhou, CN
Shuang LI · Beijing, CN
Jie Xia · Beijing, CN

Key dates

Filing date	Nov 30, 2022
Grant date	Apr 15, 2025
Priority date	—
Expiry date	Nov 30, 2042

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61B2217/005
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A step-cutting thrombectomy device and a thrombectomy system is disclosed. The step-cutting thrombectomy device includes the following: multiple first cutting components capable of elastically expanding in a radial direction and configured to cut a thrombus in a longitudinal direction of a blood vessel; multiple second cutting components, capable of elastically expanding in the radial direction and configured to cut the thrombus in a circumferential direction of the blood vessel a collection device, configured to collect a crushed thrombus; and a push tube. The first cutting components, the second cutting components and the collection device are sequentially disposed on the push tube from the proximal end to the distal end.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.