用于柔性电子器件植入的载具的制备方法

By fabricating biocompatible metal carriers and utilizing electrochemical etching and polishing, the problem of implanting flexible electronic devices was solved, achieving precise implantation and stable signal recording.

CN117158977BActive Publication Date: 2026-07-17TSINGHUA UNIVERSITY

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
TSINGHUA UNIVERSITY
Filing Date
2022-05-27
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Flexible electronic devices are difficult to implant precisely into tissues using simple methods due to their flexibility, which is similar to that of living tissue. Furthermore, the carrier and the flexible electronic device are prone to separation after implantation, leading to implantation failure.

Method used

A biocompatible metal was used to prepare a carrier. Through electrochemical etching, polishing and hydrophobic treatment, a carrier with mechanical strength was prepared and implanted into a flexible electronic device by mechanical coupling.

Benefits of technology

It enables precise implantation of flexible electronic devices, reduces the introduction of exogenous substances during the implantation process, minimizes the impact on biological tissues, and ensures the stability of implantation and the long-term recording of signals.

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Abstract

本发明涉及神经生物学和材料科学技术领域,具体而言,涉及一种用于柔性电子器件植入的载具的制备方法。所述载具的主要材料为生物组织相容性金属,所述方法包括:a)以载具前驱体为阳极,通过电化学刻蚀将所述载具前驱体刻蚀成形;b)将刻蚀后的载具前驱体表面抛光;以及c)在抛光后的载具前驱体表面进行疏水性处理。
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