Systems for ablation zone detection

By combining ultrasound devices and the Doppler effect with elastic imaging technology, the characteristics of the ablation zone can be monitored in real time, solving the problem of the inability to predict and confirm the ablation area in existing technologies. The shape, size and progress of the ablation zone can be accurately displayed, supporting effective control of the treatment process.

CN113907796BActive Publication Date: 2025-09-23COVIDIEN LP
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Patent Information

Application Number
CN202111190442.3
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Priority Date
2018-02-15
Filing Date
2018-02-22
Publication Date
2025-09-23
Estimated Expiration
2038-02-22

AI Technical Summary

Technical Problem

Existing technologies are unable to effectively predict and confirm the ablation area, range, and progress during treatment, especially after the start of treatment, they are unable to monitor the shape, size, and position of the ablation zone in real time.

Method used

By combining an ultrasound device to deliver ultrasound energy and receive Doppler frequency shift signals, the Doppler effect and elastic imaging technology are used to monitor the characteristics of the ablation zone in real time, and the shape, size and progress of the ablation zone are displayed through a graphical user interface.

Benefits of technology

It realizes real-time monitoring and prediction of the ablation zone, provides accurate display of the shape, size and progress of the ablation zone, and helps clinicians better control the treatment process.

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Abstract

The present invention discloses a system for ablation zone detection, which includes delivering microwave energy to tissue at a treatment position through an ablation device, delivering ultrasonic energy to the tissue through an ultrasonic device, receiving multiple ultrasonic return signals based on the delivered ultrasonic energy from multiple corresponding parts of the tissue through the ultrasonic device, detecting multiple corresponding Doppler frequency shifts based on the microwave energy delivered to the tissue in the multiple ultrasonic return signals, determining ablation zone characteristics based on the multiple Doppler frequency shifts, and displaying an image representing at least a part of the tissue and a representation of the ablation zone characteristics through a graphical user interface.
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Citation Information

Patent Citations

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