Interventional position guidance method, apparatus, and device for interventional pump, and blood pump

By outputting valve position guidance information in real time in the interventional pump, the problem of not being able to accurately locate the position of the interventional pump head in the existing technology is solved, thereby improving the operating efficiency and safety of the blood pump.

WO2026152751A1PCT designated stage Publication Date: 2026-07-23MAGASSIST CO LTD
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Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
MAGASSIST CO LTD
Filing Date
2025-09-18
Publication Date
2026-07-23

AI Technical Summary

Technical Problem

In existing technologies, the methods for determining the pump head position of interventional blood pumps can only detect whether it is correct, but cannot determine the specific position, resulting in poor pumping efficiency.

Method used

By setting an information output module in the interventional pump, real-time valve crossing position guidance information is output, which characterizes the relationship between the actual valve crossing position of the pump head assembly and the target valve crossing position, including valve crossing position offset information and delivery direction guidance, to help the operator adjust the pump head position.

Benefits of technology

This technology enables precise adjustment of the interventional pump position without the need for X-ray examination, improving blood pumping efficiency, reducing radiation hazards, and ensuring that the blood pump operates in the optimal position.

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Abstract

Disclosed in the present disclosure are an interventional position guidance method, apparatus, and device for an interventional pump, and a blood pump, belonging to the technical field of artificial hearts. The method comprises: when a pump head assembly in the interventional pump is placed in a heart, outputting transvalvular position guidance information in response to a change in a transvalvular position where the pump head assembly crosses a valve within the heart.
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